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source: trunk/FACT++/.macro_dir/libtool.m4@ 11691

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Last change on this file since 11691 was 10183, checked in by tbretz, 15 years ago
New import.
File size: 254.4 KB

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1	# libtool.m4 - Configure libtool for the host system. --Autoconf--
2	#
3	# Copyright (C) 1996, 1997, 1998, 1999, 2000, 2001, 2003, 2004, 2005,
4	# 2006, 2007, 2008 Free Software Foundation, Inc.
5	# Written by Gordon Matzigkeit, 1996
6	#
7	# This file is free software; the Free Software Foundation gives
8	# unlimited permission to copy and/or distribute it, with or without
9	# modifications, as long as this notice is preserved.
10
11	m4_define([_LT_COPYING], [dnl
12	# Copyright (C) 1996, 1997, 1998, 1999, 2000, 2001, 2003, 2004, 2005,
13	# 2006, 2007, 2008 Free Software Foundation, Inc.
14	# Written by Gordon Matzigkeit, 1996
15	#
16	# This file is part of GNU Libtool.
17	#
18	# GNU Libtool is free software; you can redistribute it and/or
19	# modify it under the terms of the GNU General Public License as
20	# published by the Free Software Foundation; either version 2 of
21	# the License, or (at your option) any later version.
22	#
23	# As a special exception to the GNU General Public License,
24	# if you distribute this file as part of a program or library that
25	# is built using GNU Libtool, you may include this file under the
26	# same distribution terms that you use for the rest of that program.
27	#
28	# GNU Libtool is distributed in the hope that it will be useful,
29	# but WITHOUT ANY WARRANTY; without even the implied warranty of
30	# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
31	# GNU General Public License for more details.
32	#
33	# You should have received a copy of the GNU General Public License
34	# along with GNU Libtool; see the file COPYING. If not, a copy
35	# can be downloaded from http://www.gnu.org/licenses/gpl.html, or
36	# obtained by writing to the Free Software Foundation, Inc.,
37	# 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
38	])
39
40	# serial 56 LT_INIT
41
42
43	# LT_PREREQ(VERSION)
44	# ------------------
45	# Complain and exit if this libtool version is less that VERSION.
46	m4_defun([LT_PREREQ],
47	[m4_if(m4_version_compare(m4_defn([LT_PACKAGE_VERSION]), [$1]), -1,
48	[m4_default([$3],
49	[m4_fatal([Libtool version $1 or higher is required],
50	63)])],
51	[$2])])
52
53
54	# _LT_CHECK_BUILDDIR
55	# ------------------
56	# Complain if the absolute build directory name contains unusual characters
57	m4_defun([_LT_CHECK_BUILDDIR],
58	[case `pwd` in
59	\ \| \ )
60	AC_MSG_WARN([Libtool does not cope well with whitespace in `pwd`]) ;;
61	esac
62	])
63
64
65	# LT_INIT([OPTIONS])
66	# ------------------
67	AC_DEFUN([LT_INIT],
68	[AC_PREREQ([2.58])dnl We use AC_INCLUDES_DEFAULT
69	AC_BEFORE([$0], [LT_LANG])dnl
70	AC_BEFORE([$0], [LT_OUTPUT])dnl
71	AC_BEFORE([$0], [LTDL_INIT])dnl
72	m4_require([_LT_CHECK_BUILDDIR])dnl
73
74	dnl Autoconf doesn't catch unexpanded LT_ macros by default:
75	m4_pattern_forbid([^_?LT_[A-Z_]+$])dnl
76	m4_pattern_allow([^(_LT_EOF\|LT_DLGLOBAL\|LT_DLLAZY_OR_NOW\|LT_MULTI_MODULE)$])dnl
77	dnl aclocal doesn't pull ltoptions.m4, ltsugar.m4, or ltversion.m4
78	dnl unless we require an AC_DEFUNed macro:
79	AC_REQUIRE([LTOPTIONS_VERSION])dnl
80	AC_REQUIRE([LTSUGAR_VERSION])dnl
81	AC_REQUIRE([LTVERSION_VERSION])dnl
82	AC_REQUIRE([LTOBSOLETE_VERSION])dnl
83	m4_require([_LT_PROG_LTMAIN])dnl
84
85	dnl Parse OPTIONS
86	_LT_SET_OPTIONS([$0], [$1])
87
88	# This can be used to rebuild libtool when needed
89	LIBTOOL_DEPS="$ltmain"
90
91	# Always use our own libtool.
92	LIBTOOL='$(SHELL) $(top_builddir)/libtool'
93	AC_SUBST(LIBTOOL)dnl
94
95	_LT_SETUP
96
97	# Only expand once:
98	m4_define([LT_INIT])
99	])# LT_INIT
100
101	# Old names:
102	AU_ALIAS([AC_PROG_LIBTOOL], [LT_INIT])
103	AU_ALIAS([AM_PROG_LIBTOOL], [LT_INIT])
104	dnl aclocal-1.4 backwards compatibility:
105	dnl AC_DEFUN([AC_PROG_LIBTOOL], [])
106	dnl AC_DEFUN([AM_PROG_LIBTOOL], [])
107
108
109	# _LT_CC_BASENAME(CC)
110	# -------------------
111	# Calculate cc_basename. Skip known compiler wrappers and cross-prefix.
112	m4_defun([_LT_CC_BASENAME],
113	[for cc_temp in $1""; do
114	case $cc_temp in
115	compile \| [[\\/]]compile \| ccache \| [[\\/]]ccache ) ;;
116	distcc \| [[\\/]]distcc \| purify \| [[\\/]]purify ) ;;
117	\-*) ;;
118	*) break;;
119	esac
120	done
121	cc_basename=`$ECHO "X$cc_temp" \| $Xsed -e 's%.*/%%' -e "s%^$host_alias-%%"`
122	])
123
124
125	# _LT_FILEUTILS_DEFAULTS
126	# ----------------------
127	# It is okay to use these file commands and assume they have been set
128	# sensibly after `m4_require([_LT_FILEUTILS_DEFAULTS])'.
129	m4_defun([_LT_FILEUTILS_DEFAULTS],
130	[: ${CP="cp -f"}
131	: ${MV="mv -f"}
132	: ${RM="rm -f"}
133	])# _LT_FILEUTILS_DEFAULTS
134
135
136	# _LT_SETUP
137	# ---------
138	m4_defun([_LT_SETUP],
139	[AC_REQUIRE([AC_CANONICAL_HOST])dnl
140	AC_REQUIRE([AC_CANONICAL_BUILD])dnl
141	_LT_DECL([], [host_alias], [0], [The host system])dnl
142	_LT_DECL([], [host], [0])dnl
143	_LT_DECL([], [host_os], [0])dnl
144	dnl
145	_LT_DECL([], [build_alias], [0], [The build system])dnl
146	_LT_DECL([], [build], [0])dnl
147	_LT_DECL([], [build_os], [0])dnl
148	dnl
149	AC_REQUIRE([AC_PROG_CC])dnl
150	AC_REQUIRE([LT_PATH_LD])dnl
151	AC_REQUIRE([LT_PATH_NM])dnl
152	dnl
153	AC_REQUIRE([AC_PROG_LN_S])dnl
154	test -z "$LN_S" && LN_S="ln -s"
155	_LT_DECL([], [LN_S], [1], [Whether we need soft or hard links])dnl
156	dnl
157	AC_REQUIRE([LT_CMD_MAX_LEN])dnl
158	_LT_DECL([objext], [ac_objext], [0], [Object file suffix (normally "o")])dnl
159	_LT_DECL([], [exeext], [0], [Executable file suffix (normally "")])dnl
160	dnl
161	m4_require([_LT_FILEUTILS_DEFAULTS])dnl
162	m4_require([_LT_CHECK_SHELL_FEATURES])dnl
163	m4_require([_LT_CMD_RELOAD])dnl
164	m4_require([_LT_CHECK_MAGIC_METHOD])dnl
165	m4_require([_LT_CMD_OLD_ARCHIVE])dnl
166	m4_require([_LT_CMD_GLOBAL_SYMBOLS])dnl
167
168	_LT_CONFIG_LIBTOOL_INIT([
169	# See if we are running on zsh, and set the options which allow our
170	# commands through without removal of \ escapes INIT.
171	if test -n "\${ZSH_VERSION+set}" ; then
172	setopt NO_GLOB_SUBST
173	fi
174	])
175	if test -n "${ZSH_VERSION+set}" ; then
176	setopt NO_GLOB_SUBST
177	fi
178
179	_LT_CHECK_OBJDIR
180
181	m4_require([_LT_TAG_COMPILER])dnl
182	_LT_PROG_ECHO_BACKSLASH
183
184	case $host_os in
185	aix3*)
186	# AIX sometimes has problems with the GCC collect2 program. For some
187	# reason, if we set the COLLECT_NAMES environment variable, the problems
188	# vanish in a puff of smoke.
189	if test "X${COLLECT_NAMES+set}" != Xset; then
190	COLLECT_NAMES=
191	export COLLECT_NAMES
192	fi
193	;;
194	esac
195
196	# Sed substitution that helps us do robust quoting. It backslashifies
197	# metacharacters that are still active within double-quoted strings.
198	sed_quote_subst='s/\([["`$\\]]\)/\\\1/g'
199
200	# Same as above, but do not quote variable references.
201	double_quote_subst='s/\([["`\\]]\)/\\\1/g'
202
203	# Sed substitution to delay expansion of an escaped shell variable in a
204	# double_quote_subst'ed string.
205	delay_variable_subst='s/\\\\\\\\\\\$/\\\\\\$/g'
206
207	# Sed substitution to delay expansion of an escaped single quote.
208	delay_single_quote_subst='s/'\''/'\'\\\\\\\'\''/g'
209
210	# Sed substitution to avoid accidental globbing in evaled expressions
211	no_glob_subst='s/\/\\\/g'
212
213	# Global variables:
214	ofile=libtool
215	can_build_shared=yes
216
217	# All known linkers require a `.a' archive for static linking (except MSVC,
218	# which needs '.lib').
219	libext=a
220
221	with_gnu_ld="$lt_cv_prog_gnu_ld"
222
223	old_CC="$CC"
224	old_CFLAGS="$CFLAGS"
225
226	# Set sane defaults for various variables
227	test -z "$CC" && CC=cc
228	test -z "$LTCC" && LTCC=$CC
229	test -z "$LTCFLAGS" && LTCFLAGS=$CFLAGS
230	test -z "$LD" && LD=ld
231	test -z "$ac_objext" && ac_objext=o
232
233	_LT_CC_BASENAME([$compiler])
234
235	# Only perform the check for file, if the check method requires it
236	test -z "$MAGIC_CMD" && MAGIC_CMD=file
237	case $deplibs_check_method in
238	file_magic*)
239	if test "$file_magic_cmd" = '$MAGIC_CMD'; then
240	_LT_PATH_MAGIC
241	fi
242	;;
243	esac
244
245	# Use C for the default configuration in the libtool script
246	LT_SUPPORTED_TAG([CC])
247	_LT_LANG_C_CONFIG
248	_LT_LANG_DEFAULT_CONFIG
249	_LT_CONFIG_COMMANDS
250	])# _LT_SETUP
251
252
253	# _LT_PROG_LTMAIN
254	# ---------------
255	# Note that this code is called both from `configure', and `config.status'
256	# now that we use AC_CONFIG_COMMANDS to generate libtool. Notably,
257	# `config.status' has no value for ac_aux_dir unless we are using Automake,
258	# so we pass a copy along to make sure it has a sensible value anyway.
259	m4_defun([_LT_PROG_LTMAIN],
260	[m4_ifdef([AC_REQUIRE_AUX_FILE], [AC_REQUIRE_AUX_FILE([ltmain.sh])])dnl
261	_LT_CONFIG_LIBTOOL_INIT([ac_aux_dir='$ac_aux_dir'])
262	ltmain="$ac_aux_dir/ltmain.sh"
263	])# _LT_PROG_LTMAIN
264
265
266	## ------------------------------------- ##
267	## Accumulate code for creating libtool. ##
268	## ------------------------------------- ##
269
270	# So that we can recreate a full libtool script including additional
271	# tags, we accumulate the chunks of code to send to AC_CONFIG_COMMANDS
272	# in macros and then make a single call at the end using the `libtool'
273	# label.
274
275
276	# _LT_CONFIG_LIBTOOL_INIT([INIT-COMMANDS])
277	# ----------------------------------------
278	# Register INIT-COMMANDS to be passed to AC_CONFIG_COMMANDS later.
279	m4_define([_LT_CONFIG_LIBTOOL_INIT],
280	[m4_ifval([$1],
281	[m4_append([_LT_OUTPUT_LIBTOOL_INIT],
282	[$1
283	])])])
284
285	# Initialize.
286	m4_define([_LT_OUTPUT_LIBTOOL_INIT])
287
288
289	# _LT_CONFIG_LIBTOOL([COMMANDS])
290	# ------------------------------
291	# Register COMMANDS to be passed to AC_CONFIG_COMMANDS later.
292	m4_define([_LT_CONFIG_LIBTOOL],
293	[m4_ifval([$1],
294	[m4_append([_LT_OUTPUT_LIBTOOL_COMMANDS],
295	[$1
296	])])])
297
298	# Initialize.
299	m4_define([_LT_OUTPUT_LIBTOOL_COMMANDS])
300
301
302	# _LT_CONFIG_SAVE_COMMANDS([COMMANDS], [INIT_COMMANDS])
303	# -----------------------------------------------------
304	m4_defun([_LT_CONFIG_SAVE_COMMANDS],
305	[_LT_CONFIG_LIBTOOL([$1])
306	_LT_CONFIG_LIBTOOL_INIT([$2])
307	])
308
309
310	# _LT_FORMAT_COMMENT([COMMENT])
311	# -----------------------------
312	# Add leading comment marks to the start of each line, and a trailing
313	# full-stop to the whole comment if one is not present already.
314	m4_define([_LT_FORMAT_COMMENT],
315	[m4_ifval([$1], [
316	m4_bpatsubst([m4_bpatsubst([$1], [^ *], [# ])],
317	[['`$\]], [\\\&])]m4_bmatch([$1], [[!?.]$], [], [.])
318	)])
319
320
321
322	## ------------------------ ##
323	## FIXME: Eliminate VARNAME ##
324	## ------------------------ ##
325
326
327	# _LT_DECL([CONFIGNAME], VARNAME, VALUE, [DESCRIPTION], [IS-TAGGED?])
328	# -------------------------------------------------------------------
329	# CONFIGNAME is the name given to the value in the libtool script.
330	# VARNAME is the (base) name used in the configure script.
331	# VALUE may be 0, 1 or 2 for a computed quote escaped value based on
332	# VARNAME. Any other value will be used directly.
333	m4_define([_LT_DECL],
334	[lt_if_append_uniq([lt_decl_varnames], [$2], [, ],
335	[lt_dict_add_subkey([lt_decl_dict], [$2], [libtool_name],
336	[m4_ifval([$1], [$1], [$2])])
337	lt_dict_add_subkey([lt_decl_dict], [$2], [value], [$3])
338	m4_ifval([$4],
339	[lt_dict_add_subkey([lt_decl_dict], [$2], [description], [$4])])
340	lt_dict_add_subkey([lt_decl_dict], [$2],
341	[tagged?], [m4_ifval([$5], [yes], [no])])])
342	])
343
344
345	# _LT_TAGDECL([CONFIGNAME], VARNAME, VALUE, [DESCRIPTION])
346	# --------------------------------------------------------
347	m4_define([_LT_TAGDECL], [_LT_DECL([$1], [$2], [$3], [$4], [yes])])
348
349
350	# lt_decl_tag_varnames([SEPARATOR], [VARNAME1...])
351	# ------------------------------------------------
352	m4_define([lt_decl_tag_varnames],
353	[_lt_decl_filter([tagged?], [yes], $@)])
354
355
356	# _lt_decl_filter(SUBKEY, VALUE, [SEPARATOR], [VARNAME1..])
357	# ---------------------------------------------------------
358	m4_define([_lt_decl_filter],
359	[m4_case([$#],
360	[0], [m4_fatal([$0: too few arguments: $#])],
361	[1], [m4_fatal([$0: too few arguments: $#: $1])],
362	[2], [lt_dict_filter([lt_decl_dict], [$1], [$2], [], lt_decl_varnames)],
363	[3], [lt_dict_filter([lt_decl_dict], [$1], [$2], [$3], lt_decl_varnames)],
364	[lt_dict_filter([lt_decl_dict], $@)])[]dnl
365	])
366
367
368	# lt_decl_quote_varnames([SEPARATOR], [VARNAME1...])
369	# --------------------------------------------------
370	m4_define([lt_decl_quote_varnames],
371	[_lt_decl_filter([value], [1], $@)])
372
373
374	# lt_decl_dquote_varnames([SEPARATOR], [VARNAME1...])
375	# ---------------------------------------------------
376	m4_define([lt_decl_dquote_varnames],
377	[_lt_decl_filter([value], [2], $@)])
378
379
380	# lt_decl_varnames_tagged([SEPARATOR], [VARNAME1...])
381	# ---------------------------------------------------
382	m4_define([lt_decl_varnames_tagged],
383	[m4_assert([$# <= 2])dnl
384	_$0(m4_quote(m4_default([$1], [[, ]])),
385	m4_ifval([$2], [[$2]], [m4_dquote(lt_decl_tag_varnames)]),
386	m4_split(m4_normalize(m4_quote(_LT_TAGS)), [ ]))])
387	m4_define([_lt_decl_varnames_tagged],
388	[m4_ifval([$3], [lt_combine([$1], [$2], [_], $3)])])
389
390
391	# lt_decl_all_varnames([SEPARATOR], [VARNAME1...])
392	# ------------------------------------------------
393	m4_define([lt_decl_all_varnames],
394	[_$0(m4_quote(m4_default([$1], [[, ]])),
395	m4_if([$2], [],
396	m4_quote(lt_decl_varnames),
397	m4_quote(m4_shift($@))))[]dnl
398	])
399	m4_define([_lt_decl_all_varnames],
400	[lt_join($@, lt_decl_varnames_tagged([$1],
401	lt_decl_tag_varnames([[, ]], m4_shift($@))))dnl
402	])
403
404
405	# _LT_CONFIG_STATUS_DECLARE([VARNAME])
406	# ------------------------------------
407	# Quote a variable value, and forward it to `config.status' so that its
408	# declaration there will have the same value as in `configure'. VARNAME
409	# must have a single quote delimited value for this to work.
410	m4_define([_LT_CONFIG_STATUS_DECLARE],
411	[$1='`$ECHO "X$][$1" \| $Xsed -e "$delay_single_quote_subst"`'])
412
413
414	# _LT_CONFIG_STATUS_DECLARATIONS
415	# ------------------------------
416	# We delimit libtool config variables with single quotes, so when
417	# we write them to config.status, we have to be sure to quote all
418	# embedded single quotes properly. In configure, this macro expands
419	# each variable declared with _LT_DECL (and _LT_TAGDECL) into:
420	#
421	# <var>='`$ECHO "X$<var>" \| $Xsed -e "$delay_single_quote_subst"`'
422	m4_defun([_LT_CONFIG_STATUS_DECLARATIONS],
423	[m4_foreach([_lt_var], m4_quote(lt_decl_all_varnames),
424	[m4_n([_LT_CONFIG_STATUS_DECLARE(_lt_var)])])])
425
426
427	# _LT_LIBTOOL_TAGS
428	# ----------------
429	# Output comment and list of tags supported by the script
430	m4_defun([_LT_LIBTOOL_TAGS],
431	[_LT_FORMAT_COMMENT([The names of the tagged configurations supported by this script])dnl
432	available_tags="_LT_TAGS"dnl
433	])
434
435
436	# _LT_LIBTOOL_DECLARE(VARNAME, [TAG])
437	# -----------------------------------
438	# Extract the dictionary values for VARNAME (optionally with TAG) and
439	# expand to a commented shell variable setting:
440	#
441	# # Some comment about what VAR is for.
442	# visible_name=$lt_internal_name
443	m4_define([_LT_LIBTOOL_DECLARE],
444	[_LT_FORMAT_COMMENT(m4_quote(lt_dict_fetch([lt_decl_dict], [$1],
445	[description])))[]dnl
446	m4_pushdef([_libtool_name],
447	m4_quote(lt_dict_fetch([lt_decl_dict], [$1], [libtool_name])))[]dnl
448	m4_case(m4_quote(lt_dict_fetch([lt_decl_dict], [$1], [value])),
449	[0], [_libtool_name=[$]$1],
450	[1], [_libtool_name=$lt_[]$1],
451	[2], [_libtool_name=$lt_[]$1],
452	[_libtool_name=lt_dict_fetch([lt_decl_dict], [$1], [value])])[]dnl
453	m4_ifval([$2], [_$2])[]m4_popdef([_libtool_name])[]dnl
454	])
455
456
457	# _LT_LIBTOOL_CONFIG_VARS
458	# -----------------------
459	# Produce commented declarations of non-tagged libtool config variables
460	# suitable for insertion in the LIBTOOL CONFIG section of the `libtool'
461	# script. Tagged libtool config variables (even for the LIBTOOL CONFIG
462	# section) are produced by _LT_LIBTOOL_TAG_VARS.
463	m4_defun([_LT_LIBTOOL_CONFIG_VARS],
464	[m4_foreach([_lt_var],
465	m4_quote(_lt_decl_filter([tagged?], [no], [], lt_decl_varnames)),
466	[m4_n([_LT_LIBTOOL_DECLARE(_lt_var)])])])
467
468
469	# _LT_LIBTOOL_TAG_VARS(TAG)
470	# -------------------------
471	m4_define([_LT_LIBTOOL_TAG_VARS],
472	[m4_foreach([_lt_var], m4_quote(lt_decl_tag_varnames),
473	[m4_n([_LT_LIBTOOL_DECLARE(_lt_var, [$1])])])])
474
475
476	# _LT_TAGVAR(VARNAME, [TAGNAME])
477	# ------------------------------
478	m4_define([_LT_TAGVAR], [m4_ifval([$2], [$1_$2], [$1])])
479
480
481	# _LT_CONFIG_COMMANDS
482	# -------------------
483	# Send accumulated output to $CONFIG_STATUS. Thanks to the lists of
484	# variables for single and double quote escaping we saved from calls
485	# to _LT_DECL, we can put quote escaped variables declarations
486	# into `config.status', and then the shell code to quote escape them in
487	# for loops in `config.status'. Finally, any additional code accumulated
488	# from calls to _LT_CONFIG_LIBTOOL_INIT is expanded.
489	m4_defun([_LT_CONFIG_COMMANDS],
490	[AC_PROVIDE_IFELSE([LT_OUTPUT],
491	dnl If the libtool generation code has been placed in $CONFIG_LT,
492	dnl instead of duplicating it all over again into config.status,
493	dnl then we will have config.status run $CONFIG_LT later, so it
494	dnl needs to know what name is stored there:
495	[AC_CONFIG_COMMANDS([libtool],
496	[$SHELL $CONFIG_LT \|\| AS_EXIT(1)], [CONFIG_LT='$CONFIG_LT'])],
497	dnl If the libtool generation code is destined for config.status,
498	dnl expand the accumulated commands and init code now:
499	[AC_CONFIG_COMMANDS([libtool],
500	[_LT_OUTPUT_LIBTOOL_COMMANDS], [_LT_OUTPUT_LIBTOOL_COMMANDS_INIT])])
501	])#_LT_CONFIG_COMMANDS
502
503
504	# Initialize.
505	m4_define([_LT_OUTPUT_LIBTOOL_COMMANDS_INIT],
506	[
507
508	# The HP-UX ksh and POSIX shell print the target directory to stdout
509	# if CDPATH is set.
510	(unset CDPATH) >/dev/null 2>&1 && unset CDPATH
511
512	sed_quote_subst='$sed_quote_subst'
513	double_quote_subst='$double_quote_subst'
514	delay_variable_subst='$delay_variable_subst'
515	_LT_CONFIG_STATUS_DECLARATIONS
516	LTCC='$LTCC'
517	LTCFLAGS='$LTCFLAGS'
518	compiler='$compiler_DEFAULT'
519
520	# Quote evaled strings.
521	for var in lt_decl_all_varnames([[ \
522	]], lt_decl_quote_varnames); do
523	case \`eval \\\\\$ECHO "X\\\\\$\$var"\` in
524	[[\\\\\\\`\\"\\\$]])
525	eval "lt_\$var=\\\\\\"\\\`\\\$ECHO \\"X\\\$\$var\\" \| \\\$Xsed -e \\"\\\$sed_quote_subst\\"\\\`\\\\\\""
526	;;
527	*)
528	eval "lt_\$var=\\\\\\"\\\$\$var\\\\\\""
529	;;
530	esac
531	done
532
533	# Double-quote double-evaled strings.
534	for var in lt_decl_all_varnames([[ \
535	]], lt_decl_dquote_varnames); do
536	case \`eval \\\\\$ECHO "X\\\\\$\$var"\` in
537	[[\\\\\\\`\\"\\\$]])
538	eval "lt_\$var=\\\\\\"\\\`\\\$ECHO \\"X\\\$\$var\\" \| \\\$Xsed -e \\"\\\$double_quote_subst\\" -e \\"\\\$sed_quote_subst\\" -e \\"\\\$delay_variable_subst\\"\\\`\\\\\\""
539	;;
540	*)
541	eval "lt_\$var=\\\\\\"\\\$\$var\\\\\\""
542	;;
543	esac
544	done
545
546	# Fix-up fallback echo if it was mangled by the above quoting rules.
547	case \$lt_ECHO in
548	*'\\\[$]0 --fallback-echo"')dnl "
549	lt_ECHO=\`\$ECHO "X\$lt_ECHO" \| \$Xsed -e 's/\\\\\\\\\\\\\\\[$]0 --fallback-echo"\[$]/\[$]0 --fallback-echo"/'\`
550	;;
551	esac
552
553	_LT_OUTPUT_LIBTOOL_INIT
554	])
555
556
557	# LT_OUTPUT
558	# ---------
559	# This macro allows early generation of the libtool script (before
560	# AC_OUTPUT is called), incase it is used in configure for compilation
561	# tests.
562	AC_DEFUN([LT_OUTPUT],
563	[: ${CONFIG_LT=./config.lt}
564	AC_MSG_NOTICE([creating $CONFIG_LT])
565	cat >"$CONFIG_LT" <<_LTEOF
566	#! $SHELL
567	# Generated by $as_me.
568	# Run this file to recreate a libtool stub with the current configuration.
569
570	lt_cl_silent=false
571	SHELL=\${CONFIG_SHELL-$SHELL}
572	_LTEOF
573
574	cat >>"$CONFIG_LT" <<\_LTEOF
575	AS_SHELL_SANITIZE
576	_AS_PREPARE
577
578	exec AS_MESSAGE_FD>&1
579	exec AS_MESSAGE_LOG_FD>>config.log
580	{
581	echo
582	AS_BOX([Running $as_me.])
583	} >&AS_MESSAGE_LOG_FD
584
585	lt_cl_help="\
586	\`$as_me' creates a local libtool stub from the current configuration,
587	for use in further configure time tests before the real libtool is
588	generated.
589
590	Usage: $[0] [[OPTIONS]]
591
592	-h, --help print this help, then exit
593	-V, --version print version number, then exit
594	-q, --quiet do not print progress messages
595	-d, --debug don't remove temporary files
596
597	Report bugs to <bug-libtool@gnu.org>."
598
599	lt_cl_version="\
600	m4_ifset([AC_PACKAGE_NAME], [AC_PACKAGE_NAME ])config.lt[]dnl
601	m4_ifset([AC_PACKAGE_VERSION], [ AC_PACKAGE_VERSION])
602	configured by $[0], generated by m4_PACKAGE_STRING.
603
604	Copyright (C) 2008 Free Software Foundation, Inc.
605	This config.lt script is free software; the Free Software Foundation
606	gives unlimited permision to copy, distribute and modify it."
607
608	while test $[#] != 0
609	do
610	case $[1] in
611	--version \| --v* \| -V )
612	echo "$lt_cl_version"; exit 0 ;;
613	--help \| --h* \| -h )
614	echo "$lt_cl_help"; exit 0 ;;
615	--debug \| --d* \| -d )
616	debug=: ;;
617	--quiet \| --q* \| --silent \| --s* \| -q )
618	lt_cl_silent=: ;;
619
620	-*) AC_MSG_ERROR([unrecognized option: $[1]
621	Try \`$[0] --help' for more information.]) ;;
622
623	*) AC_MSG_ERROR([unrecognized argument: $[1]
624	Try \`$[0] --help' for more information.]) ;;
625	esac
626	shift
627	done
628
629	if $lt_cl_silent; then
630	exec AS_MESSAGE_FD>/dev/null
631	fi
632	_LTEOF
633
634	cat >>"$CONFIG_LT" <<_LTEOF
635	_LT_OUTPUT_LIBTOOL_COMMANDS_INIT
636	_LTEOF
637
638	cat >>"$CONFIG_LT" <<\_LTEOF
639	AC_MSG_NOTICE([creating $ofile])
640	_LT_OUTPUT_LIBTOOL_COMMANDS
641	AS_EXIT(0)
642	_LTEOF
643	chmod +x "$CONFIG_LT"
644
645	# configure is writing to config.log, but config.lt does its own redirection,
646	# appending to config.log, which fails on DOS, as config.log is still kept
647	# open by configure. Here we exec the FD to /dev/null, effectively closing
648	# config.log, so it can be properly (re)opened and appended to by config.lt.
649	if test "$no_create" != yes; then
650	lt_cl_success=:
651	test "$silent" = yes &&
652	lt_config_lt_args="$lt_config_lt_args --quiet"
653	exec AS_MESSAGE_LOG_FD>/dev/null
654	$SHELL "$CONFIG_LT" $lt_config_lt_args \|\| lt_cl_success=false
655	exec AS_MESSAGE_LOG_FD>>config.log
656	$lt_cl_success \|\| AS_EXIT(1)
657	fi
658	])# LT_OUTPUT
659
660
661	# _LT_CONFIG(TAG)
662	# ---------------
663	# If TAG is the built-in tag, create an initial libtool script with a
664	# default configuration from the untagged config vars. Otherwise add code
665	# to config.status for appending the configuration named by TAG from the
666	# matching tagged config vars.
667	m4_defun([_LT_CONFIG],
668	[m4_require([_LT_FILEUTILS_DEFAULTS])dnl
669	_LT_CONFIG_SAVE_COMMANDS([
670	m4_define([_LT_TAG], m4_if([$1], [], [C], [$1]))dnl
671	m4_if(_LT_TAG, [C], [
672	# See if we are running on zsh, and set the options which allow our
673	# commands through without removal of \ escapes.
674	if test -n "${ZSH_VERSION+set}" ; then
675	setopt NO_GLOB_SUBST
676	fi
677
678	cfgfile="${ofile}T"
679	trap "$RM \"$cfgfile\"; exit 1" 1 2 15
680	$RM "$cfgfile"
681
682	cat <<_LT_EOF >> "$cfgfile"
683	#! $SHELL
684
685	# `$ECHO "$ofile" \| sed 's%^.*/%%'` - Provide generalized library-building support services.
686	# Generated automatically by $as_me ($PACKAGE$TIMESTAMP) $VERSION
687	# Libtool was configured on host `(hostname \|\| uname -n) 2>/dev/null \| sed 1q`:
688	# NOTE: Changes made to this file will be lost: look at ltmain.sh.
689	#
690	_LT_COPYING
691	_LT_LIBTOOL_TAGS
692
693	# ### BEGIN LIBTOOL CONFIG
694	_LT_LIBTOOL_CONFIG_VARS
695	_LT_LIBTOOL_TAG_VARS
696	# ### END LIBTOOL CONFIG
697
698	_LT_EOF
699
700	case $host_os in
701	aix3*)
702	cat <<\_LT_EOF >> "$cfgfile"
703	# AIX sometimes has problems with the GCC collect2 program. For some
704	# reason, if we set the COLLECT_NAMES environment variable, the problems
705	# vanish in a puff of smoke.
706	if test "X${COLLECT_NAMES+set}" != Xset; then
707	COLLECT_NAMES=
708	export COLLECT_NAMES
709	fi
710	_LT_EOF
711	;;
712	esac
713
714	_LT_PROG_LTMAIN
715
716	# We use sed instead of cat because bash on DJGPP gets confused if
717	# if finds mixed CR/LF and LF-only lines. Since sed operates in
718	# text mode, it properly converts lines to CR/LF. This bash problem
719	# is reportedly fixed, but why not run on old versions too?
720	sed '/^# Generated shell functions inserted here/q' "$ltmain" >> "$cfgfile" \
721	\|\| (rm -f "$cfgfile"; exit 1)
722
723	_LT_PROG_XSI_SHELLFNS
724
725	sed -n '/^# Generated shell functions inserted here/,$p' "$ltmain" >> "$cfgfile" \
726	\|\| (rm -f "$cfgfile"; exit 1)
727
728	mv -f "$cfgfile" "$ofile" \|\|
729	(rm -f "$ofile" && cp "$cfgfile" "$ofile" && rm -f "$cfgfile")
730	chmod +x "$ofile"
731	],
732	[cat <<_LT_EOF >> "$ofile"
733
734	dnl Unfortunately we have to use $1 here, since _LT_TAG is not expanded
735	dnl in a comment (ie after a #).
736	# ### BEGIN LIBTOOL TAG CONFIG: $1
737	_LT_LIBTOOL_TAG_VARS(_LT_TAG)
738	# ### END LIBTOOL TAG CONFIG: $1
739	_LT_EOF
740	])dnl /m4_if
741	],
742	[m4_if([$1], [], [
743	PACKAGE='$PACKAGE'
744	VERSION='$VERSION'
745	TIMESTAMP='$TIMESTAMP'
746	RM='$RM'
747	ofile='$ofile'], [])
748	])dnl /_LT_CONFIG_SAVE_COMMANDS
749	])# _LT_CONFIG
750
751
752	# LT_SUPPORTED_TAG(TAG)
753	# ---------------------
754	# Trace this macro to discover what tags are supported by the libtool
755	# --tag option, using:
756	# autoconf --trace 'LT_SUPPORTED_TAG:$1'
757	AC_DEFUN([LT_SUPPORTED_TAG], [])
758
759
760	# C support is built-in for now
761	m4_define([_LT_LANG_C_enabled], [])
762	m4_define([_LT_TAGS], [])
763
764
765	# LT_LANG(LANG)
766	# -------------
767	# Enable libtool support for the given language if not already enabled.
768	AC_DEFUN([LT_LANG],
769	[AC_BEFORE([$0], [LT_OUTPUT])dnl
770	m4_case([$1],
771	[C], [_LT_LANG(C)],
772	[C++], [_LT_LANG(CXX)],
773	[Java], [_LT_LANG(GCJ)],
774	[Fortran 77], [_LT_LANG(F77)],
775	[Fortran], [_LT_LANG(FC)],
776	[Windows Resource], [_LT_LANG(RC)],
777	[m4_ifdef([_LT_LANG_]$1[_CONFIG],
778	[_LT_LANG($1)],
779	[m4_fatal([$0: unsupported language: "$1"])])])dnl
780	])# LT_LANG
781
782
783	# _LT_LANG(LANGNAME)
784	# ------------------
785	m4_defun([_LT_LANG],
786	[m4_ifdef([_LT_LANG_]$1[_enabled], [],
787	[LT_SUPPORTED_TAG([$1])dnl
788	m4_append([_LT_TAGS], [$1 ])dnl
789	m4_define([_LT_LANG_]$1[_enabled], [])dnl
790	_LT_LANG_$1_CONFIG($1)])dnl
791	])# _LT_LANG
792
793
794	# _LT_LANG_DEFAULT_CONFIG
795	# -----------------------
796	m4_defun([_LT_LANG_DEFAULT_CONFIG],
797	[AC_PROVIDE_IFELSE([AC_PROG_CXX],
798	[LT_LANG(CXX)],
799	[m4_define([AC_PROG_CXX], defn([AC_PROG_CXX])[LT_LANG(CXX)])])
800
801	AC_PROVIDE_IFELSE([AC_PROG_F77],
802	[LT_LANG(F77)],
803	[m4_define([AC_PROG_F77], defn([AC_PROG_F77])[LT_LANG(F77)])])
804
805	AC_PROVIDE_IFELSE([AC_PROG_FC],
806	[LT_LANG(FC)],
807	[m4_define([AC_PROG_FC], defn([AC_PROG_FC])[LT_LANG(FC)])])
808
809	dnl The call to [A][M_PROG_GCJ] is quoted like that to stop aclocal
810	dnl pulling things in needlessly.
811	AC_PROVIDE_IFELSE([AC_PROG_GCJ],
812	[LT_LANG(GCJ)],
813	[AC_PROVIDE_IFELSE([A][M_PROG_GCJ],
814	[LT_LANG(GCJ)],
815	[AC_PROVIDE_IFELSE([LT_PROG_GCJ],
816	[LT_LANG(GCJ)],
817	[m4_ifdef([AC_PROG_GCJ],
818	[m4_define([AC_PROG_GCJ], defn([AC_PROG_GCJ])[LT_LANG(GCJ)])])
819	m4_ifdef([A][M_PROG_GCJ],
820	[m4_define([A][M_PROG_GCJ], defn([A][M_PROG_GCJ])[LT_LANG(GCJ)])])
821	m4_ifdef([LT_PROG_GCJ],
822	[m4_define([LT_PROG_GCJ], defn([LT_PROG_GCJ])[LT_LANG(GCJ)])])])])])
823
824	AC_PROVIDE_IFELSE([LT_PROG_RC],
825	[LT_LANG(RC)],
826	[m4_define([LT_PROG_RC], defn([LT_PROG_RC])[LT_LANG(RC)])])
827	])# _LT_LANG_DEFAULT_CONFIG
828
829	# Obsolete macros:
830	AU_DEFUN([AC_LIBTOOL_CXX], [LT_LANG(C++)])
831	AU_DEFUN([AC_LIBTOOL_F77], [LT_LANG(Fortran 77)])
832	AU_DEFUN([AC_LIBTOOL_FC], [LT_LANG(Fortran)])
833	AU_DEFUN([AC_LIBTOOL_GCJ], [LT_LANG(Java)])
834	dnl aclocal-1.4 backwards compatibility:
835	dnl AC_DEFUN([AC_LIBTOOL_CXX], [])
836	dnl AC_DEFUN([AC_LIBTOOL_F77], [])
837	dnl AC_DEFUN([AC_LIBTOOL_FC], [])
838	dnl AC_DEFUN([AC_LIBTOOL_GCJ], [])
839
840
841	# _LT_TAG_COMPILER
842	# ----------------
843	m4_defun([_LT_TAG_COMPILER],
844	[AC_REQUIRE([AC_PROG_CC])dnl
845
846	_LT_DECL([LTCC], [CC], [1], [A C compiler])dnl
847	_LT_DECL([LTCFLAGS], [CFLAGS], [1], [LTCC compiler flags])dnl
848	_LT_TAGDECL([CC], [compiler], [1], [A language specific compiler])dnl
849	_LT_TAGDECL([with_gcc], [GCC], [0], [Is the compiler the GNU compiler?])dnl
850
851	# If no C compiler was specified, use CC.
852	LTCC=${LTCC-"$CC"}
853
854	# If no C compiler flags were specified, use CFLAGS.
855	LTCFLAGS=${LTCFLAGS-"$CFLAGS"}
856
857	# Allow CC to be a program name with arguments.
858	compiler=$CC
859	])# _LT_TAG_COMPILER
860
861
862	# _LT_COMPILER_BOILERPLATE
863	# ------------------------
864	# Check for compiler boilerplate output or warnings with
865	# the simple compiler test code.
866	m4_defun([_LT_COMPILER_BOILERPLATE],
867	[m4_require([_LT_DECL_SED])dnl
868	ac_outfile=conftest.$ac_objext
869	echo "$lt_simple_compile_test_code" >conftest.$ac_ext
870	eval "$ac_compile" 2>&1 >/dev/null \| $SED '/^$/d; /^ *+/d' >conftest.err
871	_lt_compiler_boilerplate=`cat conftest.err`
872	$RM conftest*
873	])# _LT_COMPILER_BOILERPLATE
874
875
876	# _LT_LINKER_BOILERPLATE
877	# ----------------------
878	# Check for linker boilerplate output or warnings with
879	# the simple link test code.
880	m4_defun([_LT_LINKER_BOILERPLATE],
881	[m4_require([_LT_DECL_SED])dnl
882	ac_outfile=conftest.$ac_objext
883	echo "$lt_simple_link_test_code" >conftest.$ac_ext
884	eval "$ac_link" 2>&1 >/dev/null \| $SED '/^$/d; /^ *+/d' >conftest.err
885	_lt_linker_boilerplate=`cat conftest.err`
886	$RM -r conftest*
887	])# _LT_LINKER_BOILERPLATE
888
889	# _LT_REQUIRED_DARWIN_CHECKS
890	# -------------------------
891	m4_defun_once([_LT_REQUIRED_DARWIN_CHECKS],[
892	case $host_os in
893	rhapsody* \| darwin*)
894	AC_CHECK_TOOL([DSYMUTIL], [dsymutil], [:])
895	AC_CHECK_TOOL([NMEDIT], [nmedit], [:])
896	AC_CHECK_TOOL([LIPO], [lipo], [:])
897	AC_CHECK_TOOL([OTOOL], [otool], [:])
898	AC_CHECK_TOOL([OTOOL64], [otool64], [:])
899	_LT_DECL([], [DSYMUTIL], [1],
900	[Tool to manipulate archived DWARF debug symbol files on Mac OS X])
901	_LT_DECL([], [NMEDIT], [1],
902	[Tool to change global to local symbols on Mac OS X])
903	_LT_DECL([], [LIPO], [1],
904	[Tool to manipulate fat objects and archives on Mac OS X])
905	_LT_DECL([], [OTOOL], [1],
906	[ldd/readelf like tool for Mach-O binaries on Mac OS X])
907	_LT_DECL([], [OTOOL64], [1],
908	[ldd/readelf like tool for 64 bit Mach-O binaries on Mac OS X 10.4])
909
910	AC_CACHE_CHECK([for -single_module linker flag],[lt_cv_apple_cc_single_mod],
911	[lt_cv_apple_cc_single_mod=no
912	if test -z "${LT_MULTI_MODULE}"; then
913	# By default we will add the -single_module flag. You can override
914	# by either setting the environment variable LT_MULTI_MODULE
915	# non-empty at configure time, or by adding -multi_module to the
916	# link flags.
917	rm -rf libconftest.dylib*
918	echo "int foo(void){return 1;}" > conftest.c
919	echo "$LTCC $LTCFLAGS $LDFLAGS -o libconftest.dylib \
920	-dynamiclib -Wl,-single_module conftest.c" >&AS_MESSAGE_LOG_FD
921	$LTCC $LTCFLAGS $LDFLAGS -o libconftest.dylib \
922	-dynamiclib -Wl,-single_module conftest.c 2>conftest.err
923	_lt_result=$?
924	if test -f libconftest.dylib && test ! -s conftest.err && test $_lt_result = 0; then
925	lt_cv_apple_cc_single_mod=yes
926	else
927	cat conftest.err >&AS_MESSAGE_LOG_FD
928	fi
929	rm -rf libconftest.dylib*
930	rm -f conftest.*
931	fi])
932	AC_CACHE_CHECK([for -exported_symbols_list linker flag],
933	[lt_cv_ld_exported_symbols_list],
934	[lt_cv_ld_exported_symbols_list=no
935	save_LDFLAGS=$LDFLAGS
936	echo "_main" > conftest.sym
937	LDFLAGS="$LDFLAGS -Wl,-exported_symbols_list,conftest.sym"
938	AC_LINK_IFELSE([AC_LANG_PROGRAM([],[])],
939	[lt_cv_ld_exported_symbols_list=yes],
940	[lt_cv_ld_exported_symbols_list=no])
941	LDFLAGS="$save_LDFLAGS"
942	])
943	case $host_os in
944	rhapsody* \| darwin1.[[012]])
945	_lt_dar_allow_undefined='${wl}-undefined ${wl}suppress' ;;
946	darwin1.*)
947	_lt_dar_allow_undefined='${wl}-flat_namespace ${wl}-undefined ${wl}suppress' ;;
948	darwin*) # darwin 5.x on
949	# if running on 10.5 or later, the deployment target defaults
950	# to the OS version, if on x86, and 10.4, the deployment
951	# target defaults to 10.4. Don't you love it?
952	case ${MACOSX_DEPLOYMENT_TARGET-10.0},$host in
953	10.0,86-darwin8\|10.0,-darwin[[91]]*)
954	_lt_dar_allow_undefined='${wl}-undefined ${wl}dynamic_lookup' ;;
955	10.[[012]]*)
956	_lt_dar_allow_undefined='${wl}-flat_namespace ${wl}-undefined ${wl}suppress' ;;
957	10.*)
958	_lt_dar_allow_undefined='${wl}-undefined ${wl}dynamic_lookup' ;;
959	esac
960	;;
961	esac
962	if test "$lt_cv_apple_cc_single_mod" = "yes"; then
963	_lt_dar_single_mod='$single_module'
964	fi
965	if test "$lt_cv_ld_exported_symbols_list" = "yes"; then
966	_lt_dar_export_syms=' ${wl}-exported_symbols_list,$output_objdir/${libname}-symbols.expsym'
967	else
968	_lt_dar_export_syms='~$NMEDIT -s $output_objdir/${libname}-symbols.expsym ${lib}'
969	fi
970	if test "$DSYMUTIL" != ":"; then
971	_lt_dsymutil='~$DSYMUTIL $lib \|\| :'
972	else
973	_lt_dsymutil=
974	fi
975	;;
976	esac
977	])
978
979
980	# _LT_DARWIN_LINKER_FEATURES
981	# --------------------------
982	# Checks for linker and compiler features on darwin
983	m4_defun([_LT_DARWIN_LINKER_FEATURES],
984	[
985	m4_require([_LT_REQUIRED_DARWIN_CHECKS])
986	_LT_TAGVAR(archive_cmds_need_lc, $1)=no
987	_LT_TAGVAR(hardcode_direct, $1)=no
988	_LT_TAGVAR(hardcode_automatic, $1)=yes
989	_LT_TAGVAR(hardcode_shlibpath_var, $1)=unsupported
990	_LT_TAGVAR(whole_archive_flag_spec, $1)=''
991	_LT_TAGVAR(link_all_deplibs, $1)=yes
992	_LT_TAGVAR(allow_undefined_flag, $1)="$_lt_dar_allow_undefined"
993	case $cc_basename in
994	ifort*) _lt_dar_can_shared=yes ;;
995	*) _lt_dar_can_shared=$GCC ;;
996	esac
997	if test "$_lt_dar_can_shared" = "yes"; then
998	output_verbose_link_cmd=echo
999	_LT_TAGVAR(archive_cmds, $1)="\$CC -dynamiclib \$allow_undefined_flag -o \$lib \$libobjs \$deplibs \$compiler_flags -install_name \$rpath/\$soname \$verstring $_lt_dar_single_mod${_lt_dsymutil}"
1000	_LT_TAGVAR(module_cmds, $1)="\$CC \$allow_undefined_flag -o \$lib -bundle \$libobjs \$deplibs \$compiler_flags${_lt_dsymutil}"
1001	_LT_TAGVAR(archive_expsym_cmds, $1)="sed 's,^,_,' < \$export_symbols > \$output_objdir/\${libname}-symbols.expsym~\$CC -dynamiclib \$allow_undefined_flag -o \$lib \$libobjs \$deplibs \$compiler_flags -install_name \$rpath/\$soname \$verstring ${_lt_dar_single_mod}${_lt_dar_export_syms}${_lt_dsymutil}"
1002	_LT_TAGVAR(module_expsym_cmds, $1)="sed -e 's,^,_,' < \$export_symbols > \$output_objdir/\${libname}-symbols.expsym~\$CC \$allow_undefined_flag -o \$lib -bundle \$libobjs \$deplibs \$compiler_flags${_lt_dar_export_syms}${_lt_dsymutil}"
1003	m4_if([$1], [CXX],
1004	[ if test "$lt_cv_apple_cc_single_mod" != "yes"; then
1005	_LT_TAGVAR(archive_cmds, $1)="\$CC -r -keep_private_externs -nostdlib -o \${lib}-master.o \$libobjs~\$CC -dynamiclib \$allow_undefined_flag -o \$lib \${lib}-master.o \$deplibs \$compiler_flags -install_name \$rpath/\$soname \$verstring${_lt_dsymutil}"
1006	_LT_TAGVAR(archive_expsym_cmds, $1)="sed 's,^,_,' < \$export_symbols > \$output_objdir/\${libname}-symbols.expsym~\$CC -r -keep_private_externs -nostdlib -o \${lib}-master.o \$libobjs~\$CC -dynamiclib \$allow_undefined_flag -o \$lib \${lib}-master.o \$deplibs \$compiler_flags -install_name \$rpath/\$soname \$verstring${_lt_dar_export_syms}${_lt_dsymutil}"
1007	fi
1008	],[])
1009	else
1010	_LT_TAGVAR(ld_shlibs, $1)=no
1011	fi
1012	])
1013
1014	# _LT_SYS_MODULE_PATH_AIX
1015	# -----------------------
1016	# Links a minimal program and checks the executable
1017	# for the system default hardcoded library path. In most cases,
1018	# this is /usr/lib:/lib, but when the MPI compilers are used
1019	# the location of the communication and MPI libs are included too.
1020	# If we don't find anything, use the default library path according
1021	# to the aix ld manual.
1022	m4_defun([_LT_SYS_MODULE_PATH_AIX],
1023	[m4_require([_LT_DECL_SED])dnl
1024	AC_LINK_IFELSE(AC_LANG_PROGRAM,[
1025	lt_aix_libpath_sed='
1026	/Import File Strings/,/^$/ {
1027	/^0/ {
1028	s/^0 \(.\)$/\1/
1029	p
1030	}
1031	}'
1032	aix_libpath=`dump -H conftest$ac_exeext 2>/dev/null \| $SED -n -e "$lt_aix_libpath_sed"`
1033	# Check for a 64-bit object if we didn't find anything.
1034	if test -z "$aix_libpath"; then
1035	aix_libpath=`dump -HX64 conftest$ac_exeext 2>/dev/null \| $SED -n -e "$lt_aix_libpath_sed"`
1036	fi],[])
1037	if test -z "$aix_libpath"; then aix_libpath="/usr/lib:/lib"; fi
1038	])# _LT_SYS_MODULE_PATH_AIX
1039
1040
1041	# _LT_SHELL_INIT(ARG)
1042	# -------------------
1043	m4_define([_LT_SHELL_INIT],
1044	[ifdef([AC_DIVERSION_NOTICE],
1045	[AC_DIVERT_PUSH(AC_DIVERSION_NOTICE)],
1046	[AC_DIVERT_PUSH(NOTICE)])
1047	$1
1048	AC_DIVERT_POP
1049	])# _LT_SHELL_INIT
1050
1051
1052	# _LT_PROG_ECHO_BACKSLASH
1053	# -----------------------
1054	# Add some code to the start of the generated configure script which
1055	# will find an echo command which doesn't interpret backslashes.
1056	m4_defun([_LT_PROG_ECHO_BACKSLASH],
1057	[_LT_SHELL_INIT([
1058	# Check that we are running under the correct shell.
1059	SHELL=${CONFIG_SHELL-/bin/sh}
1060
1061	case X$lt_ECHO in
1062	X*--fallback-echo)
1063	# Remove one level of quotation (which was required for Make).
1064	ECHO=`echo "$lt_ECHO" \| sed 's,\\\\\[$]\\[$]0,'[$]0','`
1065	;;
1066	esac
1067
1068	ECHO=${lt_ECHO-echo}
1069	if test "X[$]1" = X--no-reexec; then
1070	# Discard the --no-reexec flag, and continue.
1071	shift
1072	elif test "X[$]1" = X--fallback-echo; then
1073	# Avoid inline document here, it may be left over
1074	:
1075	elif test "X`{ $ECHO '\t'; } 2>/dev/null`" = 'X\t' ; then
1076	# Yippee, $ECHO works!
1077	:
1078	else
1079	# Restart under the correct shell.
1080	exec $SHELL "[$]0" --no-reexec ${1+"[$]@"}
1081	fi
1082
1083	if test "X[$]1" = X--fallback-echo; then
1084	# used as fallback echo
1085	shift
1086	cat <<_LT_EOF
1087	[$]*
1088	_LT_EOF
1089	exit 0
1090	fi
1091
1092	# The HP-UX ksh and POSIX shell print the target directory to stdout
1093	# if CDPATH is set.
1094	(unset CDPATH) >/dev/null 2>&1 && unset CDPATH
1095
1096	if test -z "$lt_ECHO"; then
1097	if test "X${echo_test_string+set}" != Xset; then
1098	# find a string as large as possible, as long as the shell can cope with it
1099	for cmd in 'sed 50q "[$]0"' 'sed 20q "[$]0"' 'sed 10q "[$]0"' 'sed 2q "[$]0"' 'echo test'; do
1100	# expected sizes: less than 2Kb, 1Kb, 512 bytes, 16 bytes, ...
1101	if { echo_test_string=`eval $cmd`; } 2>/dev/null &&
1102	{ test "X$echo_test_string" = "X$echo_test_string"; } 2>/dev/null
1103	then
1104	break
1105	fi
1106	done
1107	fi
1108
1109	if test "X`{ $ECHO '\t'; } 2>/dev/null`" = 'X\t' &&
1110	echo_testing_string=`{ $ECHO "$echo_test_string"; } 2>/dev/null` &&
1111	test "X$echo_testing_string" = "X$echo_test_string"; then
1112	:
1113	else
1114	# The Solaris, AIX, and Digital Unix default echo programs unquote
1115	# backslashes. This makes it impossible to quote backslashes using
1116	# echo "$something" \| sed 's/\\/\\\\/g'
1117	#
1118	# So, first we look for a working echo in the user's PATH.
1119
1120	lt_save_ifs="$IFS"; IFS=$PATH_SEPARATOR
1121	for dir in $PATH /usr/ucb; do
1122	IFS="$lt_save_ifs"
1123	if (test -f $dir/echo \|\| test -f $dir/echo$ac_exeext) &&
1124	test "X`($dir/echo '\t') 2>/dev/null`" = 'X\t' &&
1125	echo_testing_string=`($dir/echo "$echo_test_string") 2>/dev/null` &&
1126	test "X$echo_testing_string" = "X$echo_test_string"; then
1127	ECHO="$dir/echo"
1128	break
1129	fi
1130	done
1131	IFS="$lt_save_ifs"
1132
1133	if test "X$ECHO" = Xecho; then
1134	# We didn't find a better echo, so look for alternatives.
1135	if test "X`{ print -r '\t'; } 2>/dev/null`" = 'X\t' &&
1136	echo_testing_string=`{ print -r "$echo_test_string"; } 2>/dev/null` &&
1137	test "X$echo_testing_string" = "X$echo_test_string"; then
1138	# This shell has a builtin print -r that does the trick.
1139	ECHO='print -r'
1140	elif { test -f /bin/ksh \|\| test -f /bin/ksh$ac_exeext; } &&
1141	test "X$CONFIG_SHELL" != X/bin/ksh; then
1142	# If we have ksh, try running configure again with it.
1143	ORIGINAL_CONFIG_SHELL=${CONFIG_SHELL-/bin/sh}
1144	export ORIGINAL_CONFIG_SHELL
1145	CONFIG_SHELL=/bin/ksh
1146	export CONFIG_SHELL
1147	exec $CONFIG_SHELL "[$]0" --no-reexec ${1+"[$]@"}
1148	else
1149	# Try using printf.
1150	ECHO='printf %s\n'
1151	if test "X`{ $ECHO '\t'; } 2>/dev/null`" = 'X\t' &&
1152	echo_testing_string=`{ $ECHO "$echo_test_string"; } 2>/dev/null` &&
1153	test "X$echo_testing_string" = "X$echo_test_string"; then
1154	# Cool, printf works
1155	:
1156	elif echo_testing_string=`($ORIGINAL_CONFIG_SHELL "[$]0" --fallback-echo '\t') 2>/dev/null` &&
1157	test "X$echo_testing_string" = 'X\t' &&
1158	echo_testing_string=`($ORIGINAL_CONFIG_SHELL "[$]0" --fallback-echo "$echo_test_string") 2>/dev/null` &&
1159	test "X$echo_testing_string" = "X$echo_test_string"; then
1160	CONFIG_SHELL=$ORIGINAL_CONFIG_SHELL
1161	export CONFIG_SHELL
1162	SHELL="$CONFIG_SHELL"
1163	export SHELL
1164	ECHO="$CONFIG_SHELL [$]0 --fallback-echo"
1165	elif echo_testing_string=`($CONFIG_SHELL "[$]0" --fallback-echo '\t') 2>/dev/null` &&
1166	test "X$echo_testing_string" = 'X\t' &&
1167	echo_testing_string=`($CONFIG_SHELL "[$]0" --fallback-echo "$echo_test_string") 2>/dev/null` &&
1168	test "X$echo_testing_string" = "X$echo_test_string"; then
1169	ECHO="$CONFIG_SHELL [$]0 --fallback-echo"
1170	else
1171	# maybe with a smaller string...
1172	prev=:
1173
1174	for cmd in 'echo test' 'sed 2q "[$]0"' 'sed 10q "[$]0"' 'sed 20q "[$]0"' 'sed 50q "[$]0"'; do
1175	if { test "X$echo_test_string" = "X`eval $cmd`"; } 2>/dev/null
1176	then
1177	break
1178	fi
1179	prev="$cmd"
1180	done
1181
1182	if test "$prev" != 'sed 50q "[$]0"'; then
1183	echo_test_string=`eval $prev`
1184	export echo_test_string
1185	exec ${ORIGINAL_CONFIG_SHELL-${CONFIG_SHELL-/bin/sh}} "[$]0" ${1+"[$]@"}
1186	else
1187	# Oops. We lost completely, so just stick with echo.
1188	ECHO=echo
1189	fi
1190	fi
1191	fi
1192	fi
1193	fi
1194	fi
1195
1196	# Copy echo and quote the copy suitably for passing to libtool from
1197	# the Makefile, instead of quoting the original, which is used later.
1198	lt_ECHO=$ECHO
1199	if test "X$lt_ECHO" = "X$CONFIG_SHELL [$]0 --fallback-echo"; then
1200	lt_ECHO="$CONFIG_SHELL \\\$\[$]0 --fallback-echo"
1201	fi
1202
1203	AC_SUBST(lt_ECHO)
1204	])
1205	_LT_DECL([], [SHELL], [1], [Shell to use when invoking shell scripts])
1206	_LT_DECL([], [ECHO], [1],
1207	[An echo program that does not interpret backslashes])
1208	])# _LT_PROG_ECHO_BACKSLASH
1209
1210
1211	# _LT_ENABLE_LOCK
1212	# ---------------
1213	m4_defun([_LT_ENABLE_LOCK],
1214	[AC_ARG_ENABLE([libtool-lock],
1215	[AS_HELP_STRING([--disable-libtool-lock],
1216	[avoid locking (might break parallel builds)])])
1217	test "x$enable_libtool_lock" != xno && enable_libtool_lock=yes
1218
1219	# Some flags need to be propagated to the compiler or linker for good
1220	# libtool support.
1221	case $host in
1222	ia64--hpux)
1223	# Find out which ABI we are using.
1224	echo 'int i;' > conftest.$ac_ext
1225	if AC_TRY_EVAL(ac_compile); then
1226	case `/usr/bin/file conftest.$ac_objext` in
1227	ELF-32)
1228	HPUX_IA64_MODE="32"
1229	;;
1230	ELF-64)
1231	HPUX_IA64_MODE="64"
1232	;;
1233	esac
1234	fi
1235	rm -rf conftest*
1236	;;
1237	--irix6*)
1238	# Find out which ABI we are using.
1239	echo '[#]line __oline__ "configure"' > conftest.$ac_ext
1240	if AC_TRY_EVAL(ac_compile); then
1241	if test "$lt_cv_prog_gnu_ld" = yes; then
1242	case `/usr/bin/file conftest.$ac_objext` in
1243	32-bit)
1244	LD="${LD-ld} -melf32bsmip"
1245	;;
1246	N32)
1247	LD="${LD-ld} -melf32bmipn32"
1248	;;
1249	64-bit)
1250	LD="${LD-ld} -melf64bmip"
1251	;;
1252	esac
1253	else
1254	case `/usr/bin/file conftest.$ac_objext` in
1255	32-bit)
1256	LD="${LD-ld} -32"
1257	;;
1258	N32)
1259	LD="${LD-ld} -n32"
1260	;;
1261	64-bit)
1262	LD="${LD-ld} -64"
1263	;;
1264	esac
1265	fi
1266	fi
1267	rm -rf conftest*
1268	;;
1269
1270	x86_64-kfreebsd-gnu\|x86_64-linux\|ppc-linux\|powerpc-linux\| \
1271	s390-linux\|s390-tpf\|sparc-linux*)
1272	# Find out which ABI we are using.
1273	echo 'int i;' > conftest.$ac_ext
1274	if AC_TRY_EVAL(ac_compile); then
1275	case `/usr/bin/file conftest.o` in
1276	32-bit)
1277	case $host in
1278	x86_64-kfreebsd-gnu)
1279	LD="${LD-ld} -m elf_i386_fbsd"
1280	;;
1281	x86_64-linux)
1282	LD="${LD-ld} -m elf_i386"
1283	;;
1284	ppc64-linux\|powerpc64-linux)
1285	LD="${LD-ld} -m elf32ppclinux"
1286	;;
1287	s390x-linux)
1288	LD="${LD-ld} -m elf_s390"
1289	;;
1290	sparc64-linux)
1291	LD="${LD-ld} -m elf32_sparc"
1292	;;
1293	esac
1294	;;
1295	64-bit)
1296	case $host in
1297	x86_64-kfreebsd-gnu)
1298	LD="${LD-ld} -m elf_x86_64_fbsd"
1299	;;
1300	x86_64-linux)
1301	LD="${LD-ld} -m elf_x86_64"
1302	;;
1303	ppc-linux\|powerpc-linux)
1304	LD="${LD-ld} -m elf64ppc"
1305	;;
1306	s390-linux\|s390-tpf)
1307	LD="${LD-ld} -m elf64_s390"
1308	;;
1309	sparc-linux*)
1310	LD="${LD-ld} -m elf64_sparc"
1311	;;
1312	esac
1313	;;
1314	esac
1315	fi
1316	rm -rf conftest*
1317	;;
1318
1319	--sco3.2v5*)
1320	# On SCO OpenServer 5, we need -belf to get full-featured binaries.
1321	SAVE_CFLAGS="$CFLAGS"
1322	CFLAGS="$CFLAGS -belf"
1323	AC_CACHE_CHECK([whether the C compiler needs -belf], lt_cv_cc_needs_belf,
1324	[AC_LANG_PUSH(C)
1325	AC_LINK_IFELSE([AC_LANG_PROGRAM([[]],[[]])],[lt_cv_cc_needs_belf=yes],[lt_cv_cc_needs_belf=no])
1326	AC_LANG_POP])
1327	if test x"$lt_cv_cc_needs_belf" != x"yes"; then
1328	# this is probably gcc 2.8.0, egcs 1.0 or newer; no need for -belf
1329	CFLAGS="$SAVE_CFLAGS"
1330	fi
1331	;;
1332	sparc-solaris*)
1333	# Find out which ABI we are using.
1334	echo 'int i;' > conftest.$ac_ext
1335	if AC_TRY_EVAL(ac_compile); then
1336	case `/usr/bin/file conftest.o` in
1337	64-bit)
1338	case $lt_cv_prog_gnu_ld in
1339	yes*) LD="${LD-ld} -m elf64_sparc" ;;
1340	*)
1341	if ${LD-ld} -64 -r -o conftest2.o conftest.o >/dev/null 2>&1; then
1342	LD="${LD-ld} -64"
1343	fi
1344	;;
1345	esac
1346	;;
1347	esac
1348	fi
1349	rm -rf conftest*
1350	;;
1351	esac
1352
1353	need_locks="$enable_libtool_lock"
1354	])# _LT_ENABLE_LOCK
1355
1356
1357	# _LT_CMD_OLD_ARCHIVE
1358	# -------------------
1359	m4_defun([_LT_CMD_OLD_ARCHIVE],
1360	[AC_CHECK_TOOL(AR, ar, false)
1361	test -z "$AR" && AR=ar
1362	test -z "$AR_FLAGS" && AR_FLAGS=cru
1363	_LT_DECL([], [AR], [1], [The archiver])
1364	_LT_DECL([], [AR_FLAGS], [1])
1365
1366	AC_CHECK_TOOL(STRIP, strip, :)
1367	test -z "$STRIP" && STRIP=:
1368	_LT_DECL([], [STRIP], [1], [A symbol stripping program])
1369
1370	AC_CHECK_TOOL(RANLIB, ranlib, :)
1371	test -z "$RANLIB" && RANLIB=:
1372	_LT_DECL([], [RANLIB], [1],
1373	[Commands used to install an old-style archive])
1374
1375	# Determine commands to create old-style static archives.
1376	old_archive_cmds='$AR $AR_FLAGS $oldlib$oldobjs'
1377	old_postinstall_cmds='chmod 644 $oldlib'
1378	old_postuninstall_cmds=
1379
1380	if test -n "$RANLIB"; then
1381	case $host_os in
1382	openbsd*)
1383	old_postinstall_cmds="$old_postinstall_cmds~\$RANLIB -t \$oldlib"
1384	;;
1385	*)
1386	old_postinstall_cmds="$old_postinstall_cmds~\$RANLIB \$oldlib"
1387	;;
1388	esac
1389	old_archive_cmds="$old_archive_cmds~\$RANLIB \$oldlib"
1390	fi
1391	_LT_DECL([], [old_postinstall_cmds], [2])
1392	_LT_DECL([], [old_postuninstall_cmds], [2])
1393	_LT_TAGDECL([], [old_archive_cmds], [2],
1394	[Commands used to build an old-style archive])
1395	])# _LT_CMD_OLD_ARCHIVE
1396
1397
1398	# _LT_COMPILER_OPTION(MESSAGE, VARIABLE-NAME, FLAGS,
1399	# [OUTPUT-FILE], [ACTION-SUCCESS], [ACTION-FAILURE])
1400	# ----------------------------------------------------------------
1401	# Check whether the given compiler option works
1402	AC_DEFUN([_LT_COMPILER_OPTION],
1403	[m4_require([_LT_FILEUTILS_DEFAULTS])dnl
1404	m4_require([_LT_DECL_SED])dnl
1405	AC_CACHE_CHECK([$1], [$2],
1406	[$2=no
1407	m4_if([$4], , [ac_outfile=conftest.$ac_objext], [ac_outfile=$4])
1408	echo "$lt_simple_compile_test_code" > conftest.$ac_ext
1409	lt_compiler_flag="$3"
1410	# Insert the option either (1) after the last *FLAGS variable, or
1411	# (2) before a word containing "conftest.", or (3) at the end.
1412	# Note that $ac_compile itself does not contain backslashes and begins
1413	# with a dollar sign (not a hyphen), so the echo should work correctly.
1414	# The option is referenced via a variable to avoid confusing sed.
1415	lt_compile=`echo "$ac_compile" \| $SED \
1416	-e 's:.*FLAGS}\{0,1\} :&$lt_compiler_flag :; t' \
1417	-e 's: [[^ ]]*conftest\.: $lt_compiler_flag&:; t' \
1418	-e 's:$: $lt_compiler_flag:'`
1419	(eval echo "\"\$as_me:__oline__: $lt_compile\"" >&AS_MESSAGE_LOG_FD)
1420	(eval "$lt_compile" 2>conftest.err)
1421	ac_status=$?
1422	cat conftest.err >&AS_MESSAGE_LOG_FD
1423	echo "$as_me:__oline__: \$? = $ac_status" >&AS_MESSAGE_LOG_FD
1424	if (exit $ac_status) && test -s "$ac_outfile"; then
1425	# The compiler can only warn and ignore the option if not recognized
1426	# So say no if there are warnings other than the usual output.
1427	$ECHO "X$_lt_compiler_boilerplate" \| $Xsed -e '/^$/d' >conftest.exp
1428	$SED '/^$/d; /^ *+/d' conftest.err >conftest.er2
1429	if test ! -s conftest.er2 \|\| diff conftest.exp conftest.er2 >/dev/null; then
1430	$2=yes
1431	fi
1432	fi
1433	$RM conftest*
1434	])
1435
1436	if test x"[$]$2" = xyes; then
1437	m4_if([$5], , :, [$5])
1438	else
1439	m4_if([$6], , :, [$6])
1440	fi
1441	])# _LT_COMPILER_OPTION
1442
1443	# Old name:
1444	AU_ALIAS([AC_LIBTOOL_COMPILER_OPTION], [_LT_COMPILER_OPTION])
1445	dnl aclocal-1.4 backwards compatibility:
1446	dnl AC_DEFUN([AC_LIBTOOL_COMPILER_OPTION], [])
1447
1448
1449	# _LT_LINKER_OPTION(MESSAGE, VARIABLE-NAME, FLAGS,
1450	# [ACTION-SUCCESS], [ACTION-FAILURE])
1451	# ----------------------------------------------------
1452	# Check whether the given linker option works
1453	AC_DEFUN([_LT_LINKER_OPTION],
1454	[m4_require([_LT_FILEUTILS_DEFAULTS])dnl
1455	m4_require([_LT_DECL_SED])dnl
1456	AC_CACHE_CHECK([$1], [$2],
1457	[$2=no
1458	save_LDFLAGS="$LDFLAGS"
1459	LDFLAGS="$LDFLAGS $3"
1460	echo "$lt_simple_link_test_code" > conftest.$ac_ext
1461	if (eval $ac_link 2>conftest.err) && test -s conftest$ac_exeext; then
1462	# The linker can only warn and ignore the option if not recognized
1463	# So say no if there are warnings
1464	if test -s conftest.err; then
1465	# Append any errors to the config.log.
1466	cat conftest.err 1>&AS_MESSAGE_LOG_FD
1467	$ECHO "X$_lt_linker_boilerplate" \| $Xsed -e '/^$/d' > conftest.exp
1468	$SED '/^$/d; /^ *+/d' conftest.err >conftest.er2
1469	if diff conftest.exp conftest.er2 >/dev/null; then
1470	$2=yes
1471	fi
1472	else
1473	$2=yes
1474	fi
1475	fi
1476	$RM -r conftest*
1477	LDFLAGS="$save_LDFLAGS"
1478	])
1479
1480	if test x"[$]$2" = xyes; then
1481	m4_if([$4], , :, [$4])
1482	else
1483	m4_if([$5], , :, [$5])
1484	fi
1485	])# _LT_LINKER_OPTION
1486
1487	# Old name:
1488	AU_ALIAS([AC_LIBTOOL_LINKER_OPTION], [_LT_LINKER_OPTION])
1489	dnl aclocal-1.4 backwards compatibility:
1490	dnl AC_DEFUN([AC_LIBTOOL_LINKER_OPTION], [])
1491
1492
1493	# LT_CMD_MAX_LEN
1494	#---------------
1495	AC_DEFUN([LT_CMD_MAX_LEN],
1496	[AC_REQUIRE([AC_CANONICAL_HOST])dnl
1497	# find the maximum length of command line arguments
1498	AC_MSG_CHECKING([the maximum length of command line arguments])
1499	AC_CACHE_VAL([lt_cv_sys_max_cmd_len], [dnl
1500	i=0
1501	teststring="ABCD"
1502
1503	case $build_os in
1504	msdosdjgpp*)
1505	# On DJGPP, this test can blow up pretty badly due to problems in libc
1506	# (any single argument exceeding 2000 bytes causes a buffer overrun
1507	# during glob expansion). Even if it were fixed, the result of this
1508	# check would be larger than it should be.
1509	lt_cv_sys_max_cmd_len=12288; # 12K is about right
1510	;;
1511
1512	gnu*)
1513	# Under GNU Hurd, this test is not required because there is
1514	# no limit to the length of command line arguments.
1515	# Libtool will interpret -1 as no limit whatsoever
1516	lt_cv_sys_max_cmd_len=-1;
1517	;;
1518
1519	cygwin* \| mingw* \| cegcc*)
1520	# On Win9x/ME, this test blows up -- it succeeds, but takes
1521	# about 5 minutes as the teststring grows exponentially.
1522	# Worse, since 9x/ME are not pre-emptively multitasking,
1523	# you end up with a "frozen" computer, even though with patience
1524	# the test eventually succeeds (with a max line length of 256k).
1525	# Instead, let's just punt: use the minimum linelength reported by
1526	# all of the supported platforms: 8192 (on NT/2K/XP).
1527	lt_cv_sys_max_cmd_len=8192;
1528	;;
1529
1530	amigaos*)
1531	# On AmigaOS with pdksh, this test takes hours, literally.
1532	# So we just punt and use a minimum line length of 8192.
1533	lt_cv_sys_max_cmd_len=8192;
1534	;;
1535
1536	netbsd* \| freebsd* \| openbsd* \| darwin* \| dragonfly*)
1537	# This has been around since 386BSD, at least. Likely further.
1538	if test -x /sbin/sysctl; then
1539	lt_cv_sys_max_cmd_len=`/sbin/sysctl -n kern.argmax`
1540	elif test -x /usr/sbin/sysctl; then
1541	lt_cv_sys_max_cmd_len=`/usr/sbin/sysctl -n kern.argmax`
1542	else
1543	lt_cv_sys_max_cmd_len=65536 # usable default for all BSDs
1544	fi
1545	# And add a safety zone
1546	lt_cv_sys_max_cmd_len=`expr $lt_cv_sys_max_cmd_len \/ 4`
1547	lt_cv_sys_max_cmd_len=`expr $lt_cv_sys_max_cmd_len \* 3`
1548	;;
1549
1550	interix*)
1551	# We know the value 262144 and hardcode it with a safety zone (like BSD)
1552	lt_cv_sys_max_cmd_len=196608
1553	;;
1554
1555	osf*)
1556	# Dr. Hans Ekkehard Plesser reports seeing a kernel panic running configure
1557	# due to this test when exec_disable_arg_limit is 1 on Tru64. It is not
1558	# nice to cause kernel panics so lets avoid the loop below.
1559	# First set a reasonable default.
1560	lt_cv_sys_max_cmd_len=16384
1561	#
1562	if test -x /sbin/sysconfig; then
1563	case `/sbin/sysconfig -q proc exec_disable_arg_limit` in
1564	1) lt_cv_sys_max_cmd_len=-1 ;;
1565	esac
1566	fi
1567	;;
1568	sco3.2v5*)
1569	lt_cv_sys_max_cmd_len=102400
1570	;;
1571	sysv5* \| sco5v6* \| sysv4.2uw2*)
1572	kargmax=`grep ARG_MAX /etc/conf/cf.d/stune 2>/dev/null`
1573	if test -n "$kargmax"; then
1574	lt_cv_sys_max_cmd_len=`echo $kargmax \| sed 's/.*[[ ]]//'`
1575	else
1576	lt_cv_sys_max_cmd_len=32768
1577	fi
1578	;;
1579	*)
1580	lt_cv_sys_max_cmd_len=`(getconf ARG_MAX) 2> /dev/null`
1581	if test -n "$lt_cv_sys_max_cmd_len"; then
1582	lt_cv_sys_max_cmd_len=`expr $lt_cv_sys_max_cmd_len \/ 4`
1583	lt_cv_sys_max_cmd_len=`expr $lt_cv_sys_max_cmd_len \* 3`
1584	else
1585	# Make teststring a little bigger before we do anything with it.
1586	# a 1K string should be a reasonable start.
1587	for i in 1 2 3 4 5 6 7 8 ; do
1588	teststring=$teststring$teststring
1589	done
1590	SHELL=${SHELL-${CONFIG_SHELL-/bin/sh}}
1591	# If test is not a shell built-in, we'll probably end up computing a
1592	# maximum length that is only half of the actual maximum length, but
1593	# we can't tell.
1594	while { test "X"`$SHELL [$]0 --fallback-echo "X$teststring$teststring" 2>/dev/null` \
1595	= "XX$teststring$teststring"; } >/dev/null 2>&1 &&
1596	test $i != 17 # 1/2 MB should be enough
1597	do
1598	i=`expr $i + 1`
1599	teststring=$teststring$teststring
1600	done
1601	# Only check the string length outside the loop.
1602	lt_cv_sys_max_cmd_len=`expr "X$teststring" : ".*" 2>&1`
1603	teststring=
1604	# Add a significant safety factor because C++ compilers can tack on
1605	# massive amounts of additional arguments before passing them to the
1606	# linker. It appears as though 1/2 is a usable value.
1607	lt_cv_sys_max_cmd_len=`expr $lt_cv_sys_max_cmd_len \/ 2`
1608	fi
1609	;;
1610	esac
1611	])
1612	if test -n $lt_cv_sys_max_cmd_len ; then
1613	AC_MSG_RESULT($lt_cv_sys_max_cmd_len)
1614	else
1615	AC_MSG_RESULT(none)
1616	fi
1617	max_cmd_len=$lt_cv_sys_max_cmd_len
1618	_LT_DECL([], [max_cmd_len], [0],
1619	[What is the maximum length of a command?])
1620	])# LT_CMD_MAX_LEN
1621
1622	# Old name:
1623	AU_ALIAS([AC_LIBTOOL_SYS_MAX_CMD_LEN], [LT_CMD_MAX_LEN])
1624	dnl aclocal-1.4 backwards compatibility:
1625	dnl AC_DEFUN([AC_LIBTOOL_SYS_MAX_CMD_LEN], [])
1626
1627
1628	# _LT_HEADER_DLFCN
1629	# ----------------
1630	m4_defun([_LT_HEADER_DLFCN],
1631	[AC_CHECK_HEADERS([dlfcn.h], [], [], [AC_INCLUDES_DEFAULT])dnl
1632	])# _LT_HEADER_DLFCN
1633
1634
1635	# _LT_TRY_DLOPEN_SELF (ACTION-IF-TRUE, ACTION-IF-TRUE-W-USCORE,
1636	# ACTION-IF-FALSE, ACTION-IF-CROSS-COMPILING)
1637	# ----------------------------------------------------------------
1638	m4_defun([_LT_TRY_DLOPEN_SELF],
1639	[m4_require([_LT_HEADER_DLFCN])dnl
1640	if test "$cross_compiling" = yes; then :
1641	[$4]
1642	else
1643	lt_dlunknown=0; lt_dlno_uscore=1; lt_dlneed_uscore=2
1644	lt_status=$lt_dlunknown
1645	cat > conftest.$ac_ext <<_LT_EOF
1646	[#line __oline__ "configure"
1647	#include "confdefs.h"
1648
1649	#if HAVE_DLFCN_H
1650	#include <dlfcn.h>
1651	#endif
1652
1653	#include <stdio.h>
1654
1655	#ifdef RTLD_GLOBAL
1656	# define LT_DLGLOBAL RTLD_GLOBAL
1657	#else
1658	# ifdef DL_GLOBAL
1659	# define LT_DLGLOBAL DL_GLOBAL
1660	# else
1661	# define LT_DLGLOBAL 0
1662	# endif
1663	#endif
1664
1665	/* We may have to define LT_DLLAZY_OR_NOW in the command line if we
1666	find out it does not work in some platform. */
1667	#ifndef LT_DLLAZY_OR_NOW
1668	# ifdef RTLD_LAZY
1669	# define LT_DLLAZY_OR_NOW RTLD_LAZY
1670	# else
1671	# ifdef DL_LAZY
1672	# define LT_DLLAZY_OR_NOW DL_LAZY
1673	# else
1674	# ifdef RTLD_NOW
1675	# define LT_DLLAZY_OR_NOW RTLD_NOW
1676	# else
1677	# ifdef DL_NOW
1678	# define LT_DLLAZY_OR_NOW DL_NOW
1679	# else
1680	# define LT_DLLAZY_OR_NOW 0
1681	# endif
1682	# endif
1683	# endif
1684	# endif
1685	#endif
1686
1687	void fnord() { int i=42;}
1688	int main ()
1689	{
1690	void *self = dlopen (0, LT_DLGLOBAL\|LT_DLLAZY_OR_NOW);
1691	int status = $lt_dlunknown;
1692
1693	if (self)
1694	{
1695	if (dlsym (self,"fnord")) status = $lt_dlno_uscore;
1696	else if (dlsym( self,"_fnord")) status = $lt_dlneed_uscore;
1697	/* dlclose (self); */
1698	}
1699	else
1700	puts (dlerror ());
1701
1702	return status;
1703	}]
1704	_LT_EOF
1705	if AC_TRY_EVAL(ac_link) && test -s conftest${ac_exeext} 2>/dev/null; then
1706	(./conftest; exit; ) >&AS_MESSAGE_LOG_FD 2>/dev/null
1707	lt_status=$?
1708	case x$lt_status in
1709	x$lt_dlno_uscore) $1 ;;
1710	x$lt_dlneed_uscore) $2 ;;
1711	x$lt_dlunknown\|x*) $3 ;;
1712	esac
1713	else :
1714	# compilation failed
1715	$3
1716	fi
1717	fi
1718	rm -fr conftest*
1719	])# _LT_TRY_DLOPEN_SELF
1720
1721
1722	# LT_SYS_DLOPEN_SELF
1723	# ------------------
1724	AC_DEFUN([LT_SYS_DLOPEN_SELF],
1725	[m4_require([_LT_HEADER_DLFCN])dnl
1726	if test "x$enable_dlopen" != xyes; then
1727	enable_dlopen=unknown
1728	enable_dlopen_self=unknown
1729	enable_dlopen_self_static=unknown
1730	else
1731	lt_cv_dlopen=no
1732	lt_cv_dlopen_libs=
1733
1734	case $host_os in
1735	beos*)
1736	lt_cv_dlopen="load_add_on"
1737	lt_cv_dlopen_libs=
1738	lt_cv_dlopen_self=yes
1739	;;
1740
1741	mingw* \| pw32* \| cegcc*)
1742	lt_cv_dlopen="LoadLibrary"
1743	lt_cv_dlopen_libs=
1744	;;
1745
1746	cygwin*)
1747	lt_cv_dlopen="dlopen"
1748	lt_cv_dlopen_libs=
1749	;;
1750
1751	darwin*)
1752	# if libdl is installed we need to link against it
1753	AC_CHECK_LIB([dl], [dlopen],
1754	[lt_cv_dlopen="dlopen" lt_cv_dlopen_libs="-ldl"],[
1755	lt_cv_dlopen="dyld"
1756	lt_cv_dlopen_libs=
1757	lt_cv_dlopen_self=yes
1758	])
1759	;;
1760
1761	*)
1762	AC_CHECK_FUNC([shl_load],
1763	[lt_cv_dlopen="shl_load"],
1764	[AC_CHECK_LIB([dld], [shl_load],
1765	[lt_cv_dlopen="shl_load" lt_cv_dlopen_libs="-ldld"],
1766	[AC_CHECK_FUNC([dlopen],
1767	[lt_cv_dlopen="dlopen"],
1768	[AC_CHECK_LIB([dl], [dlopen],
1769	[lt_cv_dlopen="dlopen" lt_cv_dlopen_libs="-ldl"],
1770	[AC_CHECK_LIB([svld], [dlopen],
1771	[lt_cv_dlopen="dlopen" lt_cv_dlopen_libs="-lsvld"],
1772	[AC_CHECK_LIB([dld], [dld_link],
1773	[lt_cv_dlopen="dld_link" lt_cv_dlopen_libs="-ldld"])
1774	])
1775	])
1776	])
1777	])
1778	])
1779	;;
1780	esac
1781
1782	if test "x$lt_cv_dlopen" != xno; then
1783	enable_dlopen=yes
1784	else
1785	enable_dlopen=no
1786	fi
1787
1788	case $lt_cv_dlopen in
1789	dlopen)
1790	save_CPPFLAGS="$CPPFLAGS"
1791	test "x$ac_cv_header_dlfcn_h" = xyes && CPPFLAGS="$CPPFLAGS -DHAVE_DLFCN_H"
1792
1793	save_LDFLAGS="$LDFLAGS"
1794	wl=$lt_prog_compiler_wl eval LDFLAGS=\"\$LDFLAGS $export_dynamic_flag_spec\"
1795
1796	save_LIBS="$LIBS"
1797	LIBS="$lt_cv_dlopen_libs $LIBS"
1798
1799	AC_CACHE_CHECK([whether a program can dlopen itself],
1800	lt_cv_dlopen_self, [dnl
1801	_LT_TRY_DLOPEN_SELF(
1802	lt_cv_dlopen_self=yes, lt_cv_dlopen_self=yes,
1803	lt_cv_dlopen_self=no, lt_cv_dlopen_self=cross)
1804	])
1805
1806	if test "x$lt_cv_dlopen_self" = xyes; then
1807	wl=$lt_prog_compiler_wl eval LDFLAGS=\"\$LDFLAGS $lt_prog_compiler_static\"
1808	AC_CACHE_CHECK([whether a statically linked program can dlopen itself],
1809	lt_cv_dlopen_self_static, [dnl
1810	_LT_TRY_DLOPEN_SELF(
1811	lt_cv_dlopen_self_static=yes, lt_cv_dlopen_self_static=yes,
1812	lt_cv_dlopen_self_static=no, lt_cv_dlopen_self_static=cross)
1813	])
1814	fi
1815
1816	CPPFLAGS="$save_CPPFLAGS"
1817	LDFLAGS="$save_LDFLAGS"
1818	LIBS="$save_LIBS"
1819	;;
1820	esac
1821
1822	case $lt_cv_dlopen_self in
1823	yes\|no) enable_dlopen_self=$lt_cv_dlopen_self ;;
1824	*) enable_dlopen_self=unknown ;;
1825	esac
1826
1827	case $lt_cv_dlopen_self_static in
1828	yes\|no) enable_dlopen_self_static=$lt_cv_dlopen_self_static ;;
1829	*) enable_dlopen_self_static=unknown ;;
1830	esac
1831	fi
1832	_LT_DECL([dlopen_support], [enable_dlopen], [0],
1833	[Whether dlopen is supported])
1834	_LT_DECL([dlopen_self], [enable_dlopen_self], [0],
1835	[Whether dlopen of programs is supported])
1836	_LT_DECL([dlopen_self_static], [enable_dlopen_self_static], [0],
1837	[Whether dlopen of statically linked programs is supported])
1838	])# LT_SYS_DLOPEN_SELF
1839
1840	# Old name:
1841	AU_ALIAS([AC_LIBTOOL_DLOPEN_SELF], [LT_SYS_DLOPEN_SELF])
1842	dnl aclocal-1.4 backwards compatibility:
1843	dnl AC_DEFUN([AC_LIBTOOL_DLOPEN_SELF], [])
1844
1845
1846	# _LT_COMPILER_C_O([TAGNAME])
1847	# ---------------------------
1848	# Check to see if options -c and -o are simultaneously supported by compiler.
1849	# This macro does not hard code the compiler like AC_PROG_CC_C_O.
1850	m4_defun([_LT_COMPILER_C_O],
1851	[m4_require([_LT_DECL_SED])dnl
1852	m4_require([_LT_FILEUTILS_DEFAULTS])dnl
1853	m4_require([_LT_TAG_COMPILER])dnl
1854	AC_CACHE_CHECK([if $compiler supports -c -o file.$ac_objext],
1855	[_LT_TAGVAR(lt_cv_prog_compiler_c_o, $1)],
1856	[_LT_TAGVAR(lt_cv_prog_compiler_c_o, $1)=no
1857	$RM -r conftest 2>/dev/null
1858	mkdir conftest
1859	cd conftest
1860	mkdir out
1861	echo "$lt_simple_compile_test_code" > conftest.$ac_ext
1862
1863	lt_compiler_flag="-o out/conftest2.$ac_objext"
1864	# Insert the option either (1) after the last *FLAGS variable, or
1865	# (2) before a word containing "conftest.", or (3) at the end.
1866	# Note that $ac_compile itself does not contain backslashes and begins
1867	# with a dollar sign (not a hyphen), so the echo should work correctly.
1868	lt_compile=`echo "$ac_compile" \| $SED \
1869	-e 's:.*FLAGS}\{0,1\} :&$lt_compiler_flag :; t' \
1870	-e 's: [[^ ]]*conftest\.: $lt_compiler_flag&:; t' \
1871	-e 's:$: $lt_compiler_flag:'`
1872	(eval echo "\"\$as_me:__oline__: $lt_compile\"" >&AS_MESSAGE_LOG_FD)
1873	(eval "$lt_compile" 2>out/conftest.err)
1874	ac_status=$?
1875	cat out/conftest.err >&AS_MESSAGE_LOG_FD
1876	echo "$as_me:__oline__: \$? = $ac_status" >&AS_MESSAGE_LOG_FD
1877	if (exit $ac_status) && test -s out/conftest2.$ac_objext
1878	then
1879	# The compiler can only warn and ignore the option if not recognized
1880	# So say no if there are warnings
1881	$ECHO "X$_lt_compiler_boilerplate" \| $Xsed -e '/^$/d' > out/conftest.exp
1882	$SED '/^$/d; /^ *+/d' out/conftest.err >out/conftest.er2
1883	if test ! -s out/conftest.er2 \|\| diff out/conftest.exp out/conftest.er2 >/dev/null; then
1884	_LT_TAGVAR(lt_cv_prog_compiler_c_o, $1)=yes
1885	fi
1886	fi
1887	chmod u+w . 2>&AS_MESSAGE_LOG_FD
1888	$RM conftest*
1889	# SGI C++ compiler will create directory out/ii_files/ for
1890	# template instantiation
1891	test -d out/ii_files && $RM out/ii_files/* && rmdir out/ii_files
1892	$RM out/* && rmdir out
1893	cd ..
1894	$RM -r conftest
1895	$RM conftest*
1896	])
1897	_LT_TAGDECL([compiler_c_o], [lt_cv_prog_compiler_c_o], [1],
1898	[Does compiler simultaneously support -c and -o options?])
1899	])# _LT_COMPILER_C_O
1900
1901
1902	# _LT_COMPILER_FILE_LOCKS([TAGNAME])
1903	# ----------------------------------
1904	# Check to see if we can do hard links to lock some files if needed
1905	m4_defun([_LT_COMPILER_FILE_LOCKS],
1906	[m4_require([_LT_ENABLE_LOCK])dnl
1907	m4_require([_LT_FILEUTILS_DEFAULTS])dnl
1908	_LT_COMPILER_C_O([$1])
1909
1910	hard_links="nottested"
1911	if test "$_LT_TAGVAR(lt_cv_prog_compiler_c_o, $1)" = no && test "$need_locks" != no; then
1912	# do not overwrite the value of need_locks provided by the user
1913	AC_MSG_CHECKING([if we can lock with hard links])
1914	hard_links=yes
1915	$RM conftest*
1916	ln conftest.a conftest.b 2>/dev/null && hard_links=no
1917	touch conftest.a
1918	ln conftest.a conftest.b 2>&5 \|\| hard_links=no
1919	ln conftest.a conftest.b 2>/dev/null && hard_links=no
1920	AC_MSG_RESULT([$hard_links])
1921	if test "$hard_links" = no; then
1922	AC_MSG_WARN([`$CC' does not support `-c -o', so `make -j' may be unsafe])
1923	need_locks=warn
1924	fi
1925	else
1926	need_locks=no
1927	fi
1928	_LT_DECL([], [need_locks], [1], [Must we lock files when doing compilation?])
1929	])# _LT_COMPILER_FILE_LOCKS
1930
1931
1932	# _LT_CHECK_OBJDIR
1933	# ----------------
1934	m4_defun([_LT_CHECK_OBJDIR],
1935	[AC_CACHE_CHECK([for objdir], [lt_cv_objdir],
1936	[rm -f .libs 2>/dev/null
1937	mkdir .libs 2>/dev/null
1938	if test -d .libs; then
1939	lt_cv_objdir=.libs
1940	else
1941	# MS-DOS does not allow filenames that begin with a dot.
1942	lt_cv_objdir=_libs
1943	fi
1944	rmdir .libs 2>/dev/null])
1945	objdir=$lt_cv_objdir
1946	_LT_DECL([], [objdir], [0],
1947	[The name of the directory that contains temporary libtool files])dnl
1948	m4_pattern_allow([LT_OBJDIR])dnl
1949	AC_DEFINE_UNQUOTED(LT_OBJDIR, "$lt_cv_objdir/",
1950	[Define to the sub-directory in which libtool stores uninstalled libraries.])
1951	])# _LT_CHECK_OBJDIR
1952
1953
1954	# _LT_LINKER_HARDCODE_LIBPATH([TAGNAME])
1955	# --------------------------------------
1956	# Check hardcoding attributes.
1957	m4_defun([_LT_LINKER_HARDCODE_LIBPATH],
1958	[AC_MSG_CHECKING([how to hardcode library paths into programs])
1959	_LT_TAGVAR(hardcode_action, $1)=
1960	if test -n "$_LT_TAGVAR(hardcode_libdir_flag_spec, $1)" \|\|
1961	test -n "$_LT_TAGVAR(runpath_var, $1)" \|\|
1962	test "X$_LT_TAGVAR(hardcode_automatic, $1)" = "Xyes" ; then
1963
1964	# We can hardcode non-existent directories.
1965	if test "$_LT_TAGVAR(hardcode_direct, $1)" != no &&
1966	# If the only mechanism to avoid hardcoding is shlibpath_var, we
1967	# have to relink, otherwise we might link with an installed library
1968	# when we should be linking with a yet-to-be-installed one
1969	## test "$_LT_TAGVAR(hardcode_shlibpath_var, $1)" != no &&
1970	test "$_LT_TAGVAR(hardcode_minus_L, $1)" != no; then
1971	# Linking always hardcodes the temporary library directory.
1972	_LT_TAGVAR(hardcode_action, $1)=relink
1973	else
1974	# We can link without hardcoding, and we can hardcode nonexisting dirs.
1975	_LT_TAGVAR(hardcode_action, $1)=immediate
1976	fi
1977	else
1978	# We cannot hardcode anything, or else we can only hardcode existing
1979	# directories.
1980	_LT_TAGVAR(hardcode_action, $1)=unsupported
1981	fi
1982	AC_MSG_RESULT([$_LT_TAGVAR(hardcode_action, $1)])
1983
1984	if test "$_LT_TAGVAR(hardcode_action, $1)" = relink \|\|
1985	test "$_LT_TAGVAR(inherit_rpath, $1)" = yes; then
1986	# Fast installation is not supported
1987	enable_fast_install=no
1988	elif test "$shlibpath_overrides_runpath" = yes \|\|
1989	test "$enable_shared" = no; then
1990	# Fast installation is not necessary
1991	enable_fast_install=needless
1992	fi
1993	_LT_TAGDECL([], [hardcode_action], [0],
1994	[How to hardcode a shared library path into an executable])
1995	])# _LT_LINKER_HARDCODE_LIBPATH
1996
1997
1998	# _LT_CMD_STRIPLIB
1999	# ----------------
2000	m4_defun([_LT_CMD_STRIPLIB],
2001	[m4_require([_LT_DECL_EGREP])
2002	striplib=
2003	old_striplib=
2004	AC_MSG_CHECKING([whether stripping libraries is possible])
2005	if test -n "$STRIP" && $STRIP -V 2>&1 \| $GREP "GNU strip" >/dev/null; then
2006	test -z "$old_striplib" && old_striplib="$STRIP --strip-debug"
2007	test -z "$striplib" && striplib="$STRIP --strip-unneeded"
2008	AC_MSG_RESULT([yes])
2009	else
2010	# FIXME - insert some real tests, host_os isn't really good enough
2011	case $host_os in
2012	darwin*)
2013	if test -n "$STRIP" ; then
2014	striplib="$STRIP -x"
2015	old_striplib="$STRIP -S"
2016	AC_MSG_RESULT([yes])
2017	else
2018	AC_MSG_RESULT([no])
2019	fi
2020	;;
2021	*)
2022	AC_MSG_RESULT([no])
2023	;;
2024	esac
2025	fi
2026	_LT_DECL([], [old_striplib], [1], [Commands to strip libraries])
2027	_LT_DECL([], [striplib], [1])
2028	])# _LT_CMD_STRIPLIB
2029
2030
2031	# _LT_SYS_DYNAMIC_LINKER([TAG])
2032	# -----------------------------
2033	# PORTME Fill in your ld.so characteristics
2034	m4_defun([_LT_SYS_DYNAMIC_LINKER],
2035	[AC_REQUIRE([AC_CANONICAL_HOST])dnl
2036	m4_require([_LT_DECL_EGREP])dnl
2037	m4_require([_LT_FILEUTILS_DEFAULTS])dnl
2038	m4_require([_LT_DECL_OBJDUMP])dnl
2039	m4_require([_LT_DECL_SED])dnl
2040	AC_MSG_CHECKING([dynamic linker characteristics])
2041	m4_if([$1],
2042	[], [
2043	if test "$GCC" = yes; then
2044	case $host_os in
2045	darwin*) lt_awk_arg="/^libraries:/,/LR/" ;;
2046	*) lt_awk_arg="/^libraries:/" ;;
2047	esac
2048	lt_search_path_spec=`$CC -print-search-dirs \| awk $lt_awk_arg \| $SED -e "s/^libraries://" -e "s,=/,/,g"`
2049	if $ECHO "$lt_search_path_spec" \| $GREP ';' >/dev/null ; then
2050	# if the path contains ";" then we assume it to be the separator
2051	# otherwise default to the standard path separator (i.e. ":") - it is
2052	# assumed that no part of a normal pathname contains ";" but that should
2053	# okay in the real world where ";" in dirpaths is itself problematic.
2054	lt_search_path_spec=`$ECHO "$lt_search_path_spec" \| $SED -e 's/;/ /g'`
2055	else
2056	lt_search_path_spec=`$ECHO "$lt_search_path_spec" \| $SED -e "s/$PATH_SEPARATOR/ /g"`
2057	fi
2058	# Ok, now we have the path, separated by spaces, we can step through it
2059	# and add multilib dir if necessary.
2060	lt_tmp_lt_search_path_spec=
2061	lt_multi_os_dir=`$CC $CPPFLAGS $CFLAGS $LDFLAGS -print-multi-os-directory 2>/dev/null`
2062	for lt_sys_path in $lt_search_path_spec; do
2063	if test -d "$lt_sys_path/$lt_multi_os_dir"; then
2064	lt_tmp_lt_search_path_spec="$lt_tmp_lt_search_path_spec $lt_sys_path/$lt_multi_os_dir"
2065	else
2066	test -d "$lt_sys_path" && \
2067	lt_tmp_lt_search_path_spec="$lt_tmp_lt_search_path_spec $lt_sys_path"
2068	fi
2069	done
2070	lt_search_path_spec=`$ECHO $lt_tmp_lt_search_path_spec \| awk '
2071	BEGIN {RS=" "; FS="/\|\n";} {
2072	lt_foo="";
2073	lt_count=0;
2074	for (lt_i = NF; lt_i > 0; lt_i--) {
2075	if ($lt_i != "" && $lt_i != ".") {
2076	if ($lt_i == "..") {
2077	lt_count++;
2078	} else {
2079	if (lt_count == 0) {
2080	lt_foo="/" $lt_i lt_foo;
2081	} else {
2082	lt_count--;
2083	}
2084	}
2085	}
2086	}
2087	if (lt_foo != "") { lt_freq[[lt_foo]]++; }
2088	if (lt_freq[[lt_foo]] == 1) { print lt_foo; }
2089	}'`
2090	sys_lib_search_path_spec=`$ECHO $lt_search_path_spec`
2091	else
2092	sys_lib_search_path_spec="/lib /usr/lib /usr/local/lib"
2093	fi])
2094	library_names_spec=
2095	libname_spec='lib$name'
2096	soname_spec=
2097	shrext_cmds=".so"
2098	postinstall_cmds=
2099	postuninstall_cmds=
2100	finish_cmds=
2101	finish_eval=
2102	shlibpath_var=
2103	shlibpath_overrides_runpath=unknown
2104	version_type=none
2105	dynamic_linker="$host_os ld.so"
2106	sys_lib_dlsearch_path_spec="/lib /usr/lib"
2107	need_lib_prefix=unknown
2108	hardcode_into_libs=no
2109
2110	# when you set need_version to no, make sure it does not cause -set_version
2111	# flags to be left without arguments
2112	need_version=unknown
2113
2114	case $host_os in
2115	aix3*)
2116	version_type=linux
2117	library_names_spec='${libname}${release}${shared_ext}$versuffix $libname.a'
2118	shlibpath_var=LIBPATH
2119
2120	# AIX 3 has no versioning support, so we append a major version to the name.
2121	soname_spec='${libname}${release}${shared_ext}$major'
2122	;;
2123
2124	aix[[4-9]]*)
2125	version_type=linux
2126	need_lib_prefix=no
2127	need_version=no
2128	hardcode_into_libs=yes
2129	if test "$host_cpu" = ia64; then
2130	# AIX 5 supports IA64
2131	library_names_spec='${libname}${release}${shared_ext}$major ${libname}${release}${shared_ext}$versuffix $libname${shared_ext}'
2132	shlibpath_var=LD_LIBRARY_PATH
2133	else
2134	# With GCC up to 2.95.x, collect2 would create an import file
2135	# for dependence libraries. The import file would start with
2136	# the line `#! .'. This would cause the generated library to
2137	# depend on `.', always an invalid library. This was fixed in
2138	# development snapshots of GCC prior to 3.0.
2139	case $host_os in
2140	aix4 \| aix4.[[01]] \| aix4.[[01]].*)
2141	if { echo '#if __GNUC__ > 2 \|\| (__GNUC__ == 2 && __GNUC_MINOR__ >= 97)'
2142	echo ' yes '
2143	echo '#endif'; } \| ${CC} -E - \| $GREP yes > /dev/null; then
2144	:
2145	else
2146	can_build_shared=no
2147	fi
2148	;;
2149	esac
2150	# AIX (on Power*) has no versioning support, so currently we can not hardcode correct
2151	# soname into executable. Probably we can add versioning support to
2152	# collect2, so additional links can be useful in future.
2153	if test "$aix_use_runtimelinking" = yes; then
2154	# If using run time linking (on AIX 4.2 or later) use lib<name>.so
2155	# instead of lib<name>.a to let people know that these are not
2156	# typical AIX shared libraries.
2157	library_names_spec='${libname}${release}${shared_ext}$versuffix ${libname}${release}${shared_ext}$major $libname${shared_ext}'
2158	else
2159	# We preserve .a as extension for shared libraries through AIX4.2
2160	# and later when we are not doing run time linking.
2161	library_names_spec='${libname}${release}.a $libname.a'
2162	soname_spec='${libname}${release}${shared_ext}$major'
2163	fi
2164	shlibpath_var=LIBPATH
2165	fi
2166	;;
2167
2168	amigaos*)
2169	case $host_cpu in
2170	powerpc)
2171	# Since July 2007 AmigaOS4 officially supports .so libraries.
2172	# When compiling the executable, add -use-dynld -Lsobjs: to the compileline.
2173	library_names_spec='${libname}${release}${shared_ext}$versuffix ${libname}${release}${shared_ext}$major $libname${shared_ext}'
2174	;;
2175	m68k)
2176	library_names_spec='$libname.ixlibrary $libname.a'
2177	# Create ${libname}_ixlibrary.a entries in /sys/libs.
2178	finish_eval='for lib in `ls $libdir/.ixlibrary 2>/dev/null`; do libname=`$ECHO "X$lib" \| $Xsed -e '\''s%^./\([[^/]]*\)\.ixlibrary$%\1%'\''`; test $RM /sys/libs/${libname}_ixlibrary.a; $show "cd /sys/libs && $LN_S $lib ${libname}_ixlibrary.a"; cd /sys/libs && $LN_S $lib ${libname}_ixlibrary.a \|\| exit 1; done'
2179	;;
2180	esac
2181	;;
2182
2183	beos*)
2184	library_names_spec='${libname}${shared_ext}'
2185	dynamic_linker="$host_os ld.so"
2186	shlibpath_var=LIBRARY_PATH
2187	;;
2188
2189	bsdi[[45]]*)
2190	version_type=linux
2191	need_version=no
2192	library_names_spec='${libname}${release}${shared_ext}$versuffix ${libname}${release}${shared_ext}$major $libname${shared_ext}'
2193	soname_spec='${libname}${release}${shared_ext}$major'
2194	finish_cmds='PATH="\$PATH:/sbin" ldconfig $libdir'
2195	shlibpath_var=LD_LIBRARY_PATH
2196	sys_lib_search_path_spec="/shlib /usr/lib /usr/X11/lib /usr/contrib/lib /lib /usr/local/lib"
2197	sys_lib_dlsearch_path_spec="/shlib /usr/lib /usr/local/lib"
2198	# the default ld.so.conf also contains /usr/contrib/lib and
2199	# /usr/X11R6/lib (/usr/X11 is a link to /usr/X11R6), but let us allow
2200	# libtool to hard-code these into programs
2201	;;
2202
2203	cygwin* \| mingw* \| pw32* \| cegcc*)
2204	version_type=windows
2205	shrext_cmds=".dll"
2206	need_version=no
2207	need_lib_prefix=no
2208
2209	case $GCC,$host_os in
2210	yes,cygwin* \| yes,mingw* \| yes,pw32* \| yes,cegcc*)
2211	library_names_spec='$libname.dll.a'
2212	# DLL is installed to $(libdir)/../bin by postinstall_cmds
2213	postinstall_cmds='base_file=`basename \${file}`~
2214	dlpath=`$SHELL 2>&1 -c '\''. $dir/'\''\${base_file}'\''i; echo \$dlname'\''`~
2215	dldir=$destdir/`dirname \$dlpath`~
2216	test -d \$dldir \|\| mkdir -p \$dldir~
2217	$install_prog $dir/$dlname \$dldir/$dlname~
2218	chmod a+x \$dldir/$dlname~
2219	if test -n '\''$stripme'\'' && test -n '\''$striplib'\''; then
2220	eval '\''$striplib \$dldir/$dlname'\'' \|\| exit \$?;
2221	fi'
2222	postuninstall_cmds='dldll=`$SHELL 2>&1 -c '\''. $file; echo \$dlname'\''`~
2223	dlpath=$dir/\$dldll~
2224	$RM \$dlpath'
2225	shlibpath_overrides_runpath=yes
2226
2227	case $host_os in
2228	cygwin*)
2229	# Cygwin DLLs use 'cyg' prefix rather than 'lib'
2230	soname_spec='`echo ${libname} \| sed -e 's/^lib/cyg/'``echo ${release} \| $SED -e 's/[[.]]/-/g'`${versuffix}${shared_ext}'
2231	sys_lib_search_path_spec="/usr/lib /lib/w32api /lib /usr/local/lib"
2232	;;
2233	mingw* \| cegcc*)
2234	# MinGW DLLs use traditional 'lib' prefix
2235	soname_spec='${libname}`echo ${release} \| $SED -e 's/[[.]]/-/g'`${versuffix}${shared_ext}'
2236	sys_lib_search_path_spec=`$CC -print-search-dirs \| $GREP "^libraries:" \| $SED -e "s/^libraries://" -e "s,=/,/,g"`
2237	if $ECHO "$sys_lib_search_path_spec" \| [$GREP ';[c-zC-Z]:/' >/dev/null]; then
2238	# It is most probably a Windows format PATH printed by
2239	# mingw gcc, but we are running on Cygwin. Gcc prints its search
2240	# path with ; separators, and with drive letters. We can handle the
2241	# drive letters (cygwin fileutils understands them), so leave them,
2242	# especially as we might pass files found there to a mingw objdump,
2243	# which wouldn't understand a cygwinified path. Ahh.
2244	sys_lib_search_path_spec=`$ECHO "$sys_lib_search_path_spec" \| $SED -e 's/;/ /g'`
2245	else
2246	sys_lib_search_path_spec=`$ECHO "$sys_lib_search_path_spec" \| $SED -e "s/$PATH_SEPARATOR/ /g"`
2247	fi
2248	;;
2249	pw32*)
2250	# pw32 DLLs use 'pw' prefix rather than 'lib'
2251	library_names_spec='`echo ${libname} \| sed -e 's/^lib/pw/'``echo ${release} \| $SED -e 's/[[.]]/-/g'`${versuffix}${shared_ext}'
2252	;;
2253	esac
2254	;;
2255
2256	*)
2257	library_names_spec='${libname}`echo ${release} \| $SED -e 's/[[.]]/-/g'`${versuffix}${shared_ext} $libname.lib'
2258	;;
2259	esac
2260	dynamic_linker='Win32 ld.exe'
2261	# FIXME: first we should search . and the directory the executable is in
2262	shlibpath_var=PATH
2263	;;
2264
2265	darwin* \| rhapsody*)
2266	dynamic_linker="$host_os dyld"
2267	version_type=darwin
2268	need_lib_prefix=no
2269	need_version=no
2270	library_names_spec='${libname}${release}${major}$shared_ext ${libname}$shared_ext'
2271	soname_spec='${libname}${release}${major}$shared_ext'
2272	shlibpath_overrides_runpath=yes
2273	shlibpath_var=DYLD_LIBRARY_PATH
2274	shrext_cmds='`test .$module = .yes && echo .so \|\| echo .dylib`'
2275	m4_if([$1], [],[
2276	sys_lib_search_path_spec="$sys_lib_search_path_spec /usr/local/lib"])
2277	sys_lib_dlsearch_path_spec='/usr/local/lib /lib /usr/lib'
2278	;;
2279
2280	dgux*)
2281	version_type=linux
2282	need_lib_prefix=no
2283	need_version=no
2284	library_names_spec='${libname}${release}${shared_ext}$versuffix ${libname}${release}${shared_ext}$major $libname$shared_ext'
2285	soname_spec='${libname}${release}${shared_ext}$major'
2286	shlibpath_var=LD_LIBRARY_PATH
2287	;;
2288
2289	freebsd1*)
2290	dynamic_linker=no
2291	;;
2292
2293	freebsd* \| dragonfly*)
2294	# DragonFly does not have aout. When/if they implement a new
2295	# versioning mechanism, adjust this.
2296	if test -x /usr/bin/objformat; then
2297	objformat=`/usr/bin/objformat`
2298	else
2299	case $host_os in
2300	freebsd[[123]]*) objformat=aout ;;
2301	*) objformat=elf ;;
2302	esac
2303	fi
2304	version_type=freebsd-$objformat
2305	case $version_type in
2306	freebsd-elf*)
2307	library_names_spec='${libname}${release}${shared_ext}$versuffix ${libname}${release}${shared_ext} $libname${shared_ext}'
2308	need_version=no
2309	need_lib_prefix=no
2310	;;
2311	freebsd-*)
2312	library_names_spec='${libname}${release}${shared_ext}$versuffix $libname${shared_ext}$versuffix'
2313	need_version=yes
2314	;;
2315	esac
2316	shlibpath_var=LD_LIBRARY_PATH
2317	case $host_os in
2318	freebsd2*)
2319	shlibpath_overrides_runpath=yes
2320	;;
2321	freebsd3.[[01]]* \| freebsdelf3.[[01]]*)
2322	shlibpath_overrides_runpath=yes
2323	hardcode_into_libs=yes
2324	;;
2325	freebsd3.[[2-9]]* \| freebsdelf3.[[2-9]]* \| \
2326	freebsd4.[[0-5]] \| freebsdelf4.[[0-5]] \| freebsd4.1.1 \| freebsdelf4.1.1)
2327	shlibpath_overrides_runpath=no
2328	hardcode_into_libs=yes
2329	;;
2330	*) # from 4.6 on, and DragonFly
2331	shlibpath_overrides_runpath=yes
2332	hardcode_into_libs=yes
2333	;;
2334	esac
2335	;;
2336
2337	gnu*)
2338	version_type=linux
2339	need_lib_prefix=no
2340	need_version=no
2341	library_names_spec='${libname}${release}${shared_ext}$versuffix ${libname}${release}${shared_ext}${major} ${libname}${shared_ext}'
2342	soname_spec='${libname}${release}${shared_ext}$major'
2343	shlibpath_var=LD_LIBRARY_PATH
2344	hardcode_into_libs=yes
2345	;;
2346
2347	hpux9* \| hpux10* \| hpux11*)
2348	# Give a soname corresponding to the major version so that dld.sl refuses to
2349	# link against other versions.
2350	version_type=sunos
2351	need_lib_prefix=no
2352	need_version=no
2353	case $host_cpu in
2354	ia64*)
2355	shrext_cmds='.so'
2356	hardcode_into_libs=yes
2357	dynamic_linker="$host_os dld.so"
2358	shlibpath_var=LD_LIBRARY_PATH
2359	shlibpath_overrides_runpath=yes # Unless +noenvvar is specified.
2360	library_names_spec='${libname}${release}${shared_ext}$versuffix ${libname}${release}${shared_ext}$major $libname${shared_ext}'
2361	soname_spec='${libname}${release}${shared_ext}$major'
2362	if test "X$HPUX_IA64_MODE" = X32; then
2363	sys_lib_search_path_spec="/usr/lib/hpux32 /usr/local/lib/hpux32 /usr/local/lib"
2364	else
2365	sys_lib_search_path_spec="/usr/lib/hpux64 /usr/local/lib/hpux64"
2366	fi
2367	sys_lib_dlsearch_path_spec=$sys_lib_search_path_spec
2368	;;
2369	hppa64)
2370	shrext_cmds='.sl'
2371	hardcode_into_libs=yes
2372	dynamic_linker="$host_os dld.sl"
2373	shlibpath_var=LD_LIBRARY_PATH # How should we handle SHLIB_PATH
2374	shlibpath_overrides_runpath=yes # Unless +noenvvar is specified.
2375	library_names_spec='${libname}${release}${shared_ext}$versuffix ${libname}${release}${shared_ext}$major $libname${shared_ext}'
2376	soname_spec='${libname}${release}${shared_ext}$major'
2377	sys_lib_search_path_spec="/usr/lib/pa20_64 /usr/ccs/lib/pa20_64"
2378	sys_lib_dlsearch_path_spec=$sys_lib_search_path_spec
2379	;;
2380	*)
2381	shrext_cmds='.sl'
2382	dynamic_linker="$host_os dld.sl"
2383	shlibpath_var=SHLIB_PATH
2384	shlibpath_overrides_runpath=no # +s is required to enable SHLIB_PATH
2385	library_names_spec='${libname}${release}${shared_ext}$versuffix ${libname}${release}${shared_ext}$major $libname${shared_ext}'
2386	soname_spec='${libname}${release}${shared_ext}$major'
2387	;;
2388	esac
2389	# HP-UX runs really slowly unless shared libraries are mode 555.
2390	postinstall_cmds='chmod 555 $lib'
2391	;;
2392
2393	interix[[3-9]]*)
2394	version_type=linux
2395	need_lib_prefix=no
2396	need_version=no
2397	library_names_spec='${libname}${release}${shared_ext}$versuffix ${libname}${release}${shared_ext}$major ${libname}${shared_ext}'
2398	soname_spec='${libname}${release}${shared_ext}$major'
2399	dynamic_linker='Interix 3.x ld.so.1 (PE, like ELF)'
2400	shlibpath_var=LD_LIBRARY_PATH
2401	shlibpath_overrides_runpath=no
2402	hardcode_into_libs=yes
2403	;;
2404
2405	irix5* \| irix6* \| nonstopux*)
2406	case $host_os in
2407	nonstopux*) version_type=nonstopux ;;
2408	*)
2409	if test "$lt_cv_prog_gnu_ld" = yes; then
2410	version_type=linux
2411	else
2412	version_type=irix
2413	fi ;;
2414	esac
2415	need_lib_prefix=no
2416	need_version=no
2417	soname_spec='${libname}${release}${shared_ext}$major'
2418	library_names_spec='${libname}${release}${shared_ext}$versuffix ${libname}${release}${shared_ext}$major ${libname}${release}${shared_ext} $libname${shared_ext}'
2419	case $host_os in
2420	irix5* \| nonstopux*)
2421	libsuff= shlibsuff=
2422	;;
2423	*)
2424	case $LD in # libtool.m4 will add one of these switches to LD
2425	-32\|"-32 "\|-melf32bsmip\|"-melf32bsmip ")
2426	libsuff= shlibsuff= libmagic=32-bit;;
2427	-n32\|"-n32 "\|-melf32bmipn32\|"-melf32bmipn32 ")
2428	libsuff=32 shlibsuff=N32 libmagic=N32;;
2429	-64\|"-64 "\|-melf64bmip\|"-melf64bmip ")
2430	libsuff=64 shlibsuff=64 libmagic=64-bit;;
2431	*) libsuff= shlibsuff= libmagic=never-match;;
2432	esac
2433	;;
2434	esac
2435	shlibpath_var=LD_LIBRARY${shlibsuff}_PATH
2436	shlibpath_overrides_runpath=no
2437	sys_lib_search_path_spec="/usr/lib${libsuff} /lib${libsuff} /usr/local/lib${libsuff}"
2438	sys_lib_dlsearch_path_spec="/usr/lib${libsuff} /lib${libsuff}"
2439	hardcode_into_libs=yes
2440	;;
2441
2442	# No shared lib support for Linux oldld, aout, or coff.
2443	linuxoldld \| linuxaout \| linuxcoff)
2444	dynamic_linker=no
2445	;;
2446
2447	# This must be Linux ELF.
2448	linux* \| kbsd-gnu \| kopensolaris*-gnu)
2449	version_type=linux
2450	need_lib_prefix=no
2451	need_version=no
2452	library_names_spec='${libname}${release}${shared_ext}$versuffix ${libname}${release}${shared_ext}$major $libname${shared_ext}'
2453	soname_spec='${libname}${release}${shared_ext}$major'
2454	finish_cmds='PATH="\$PATH:/sbin" ldconfig -n $libdir'
2455	shlibpath_var=LD_LIBRARY_PATH
2456	shlibpath_overrides_runpath=no
2457	# Some binutils ld are patched to set DT_RUNPATH
2458	save_LDFLAGS=$LDFLAGS
2459	save_libdir=$libdir
2460	eval "libdir=/foo; wl=\"$_LT_TAGVAR(lt_prog_compiler_wl, $1)\"; \
2461	LDFLAGS=\"\$LDFLAGS $_LT_TAGVAR(hardcode_libdir_flag_spec, $1)\""
2462	AC_LINK_IFELSE([AC_LANG_PROGRAM([],[])],
2463	[AS_IF([ ($OBJDUMP -p conftest$ac_exeext) 2>/dev/null \| grep "RUNPATH.*$libdir" >/dev/null],
2464	[shlibpath_overrides_runpath=yes])])
2465	LDFLAGS=$save_LDFLAGS
2466	libdir=$save_libdir
2467
2468	# This implies no fast_install, which is unacceptable.
2469	# Some rework will be needed to allow for fast_install
2470	# before this can be enabled.
2471	hardcode_into_libs=yes
2472
2473	# Append ld.so.conf contents to the search path
2474	if test -f /etc/ld.so.conf; then
2475	lt_ld_extra=`awk '/^include / { system(sprintf("cd /etc; cat %s 2>/dev/null", \[$]2)); skip = 1; } { if (!skip) print \[$]0; skip = 0; }' < /etc/ld.so.conf \| $SED -e 's/#.//;/^[ ]hwcap[ ]/d;s/[:, ]/ /g;s/=[^=]$//;s/=[^= ] / /g;/^$/d' \| tr '\n' ' '`
2476	sys_lib_dlsearch_path_spec="/lib /usr/lib $lt_ld_extra"
2477	fi
2478
2479	# We used to test for /lib/ld.so.1 and disable shared libraries on
2480	# powerpc, because MkLinux only supported shared libraries with the
2481	# GNU dynamic linker. Since this was broken with cross compilers,
2482	# most powerpc-linux boxes support dynamic linking these days and
2483	# people can always --disable-shared, the test was removed, and we
2484	# assume the GNU/Linux dynamic linker is in use.
2485	dynamic_linker='GNU/Linux ld.so'
2486	;;
2487
2488	netbsdelf*-gnu)
2489	version_type=linux
2490	need_lib_prefix=no
2491	need_version=no
2492	library_names_spec='${libname}${release}${shared_ext}$versuffix ${libname}${release}${shared_ext}$major ${libname}${shared_ext}'
2493	soname_spec='${libname}${release}${shared_ext}$major'
2494	shlibpath_var=LD_LIBRARY_PATH
2495	shlibpath_overrides_runpath=no
2496	hardcode_into_libs=yes
2497	dynamic_linker='NetBSD ld.elf_so'
2498	;;
2499
2500	netbsd*)
2501	version_type=sunos
2502	need_lib_prefix=no
2503	need_version=no
2504	if echo __ELF__ \| $CC -E - \| $GREP __ELF__ >/dev/null; then
2505	library_names_spec='${libname}${release}${shared_ext}$versuffix ${libname}${shared_ext}$versuffix'
2506	finish_cmds='PATH="\$PATH:/sbin" ldconfig -m $libdir'
2507	dynamic_linker='NetBSD (a.out) ld.so'
2508	else
2509	library_names_spec='${libname}${release}${shared_ext}$versuffix ${libname}${release}${shared_ext}$major ${libname}${shared_ext}'
2510	soname_spec='${libname}${release}${shared_ext}$major'
2511	dynamic_linker='NetBSD ld.elf_so'
2512	fi
2513	shlibpath_var=LD_LIBRARY_PATH
2514	shlibpath_overrides_runpath=yes
2515	hardcode_into_libs=yes
2516	;;
2517
2518	newsos6)
2519	version_type=linux
2520	library_names_spec='${libname}${release}${shared_ext}$versuffix ${libname}${release}${shared_ext}$major $libname${shared_ext}'
2521	shlibpath_var=LD_LIBRARY_PATH
2522	shlibpath_overrides_runpath=yes
2523	;;
2524
2525	nto \| qnx)
2526	version_type=qnx
2527	need_lib_prefix=no
2528	need_version=no
2529	library_names_spec='${libname}${release}${shared_ext}$versuffix ${libname}${release}${shared_ext}$major $libname${shared_ext}'
2530	soname_spec='${libname}${release}${shared_ext}$major'
2531	shlibpath_var=LD_LIBRARY_PATH
2532	shlibpath_overrides_runpath=no
2533	hardcode_into_libs=yes
2534	dynamic_linker='ldqnx.so'
2535	;;
2536
2537	openbsd*)
2538	version_type=sunos
2539	sys_lib_dlsearch_path_spec="/usr/lib"
2540	need_lib_prefix=no
2541	# Some older versions of OpenBSD (3.3 at least) do need versioned libs.
2542	case $host_os in
2543	openbsd3.3 \| openbsd3.3.*) need_version=yes ;;
2544	*) need_version=no ;;
2545	esac
2546	library_names_spec='${libname}${release}${shared_ext}$versuffix ${libname}${shared_ext}$versuffix'
2547	finish_cmds='PATH="\$PATH:/sbin" ldconfig -m $libdir'
2548	shlibpath_var=LD_LIBRARY_PATH
2549	if test -z "`echo __ELF__ \| $CC -E - \| $GREP __ELF__`" \|\| test "$host_os-$host_cpu" = "openbsd2.8-powerpc"; then
2550	case $host_os in
2551	openbsd2.[[89]] \| openbsd2.[[89]].*)
2552	shlibpath_overrides_runpath=no
2553	;;
2554	*)
2555	shlibpath_overrides_runpath=yes
2556	;;
2557	esac
2558	else
2559	shlibpath_overrides_runpath=yes
2560	fi
2561	;;
2562
2563	os2*)
2564	libname_spec='$name'
2565	shrext_cmds=".dll"
2566	need_lib_prefix=no
2567	library_names_spec='$libname${shared_ext} $libname.a'
2568	dynamic_linker='OS/2 ld.exe'
2569	shlibpath_var=LIBPATH
2570	;;
2571
2572	osf3* \| osf4* \| osf5*)
2573	version_type=osf
2574	need_lib_prefix=no
2575	need_version=no
2576	soname_spec='${libname}${release}${shared_ext}$major'
2577	library_names_spec='${libname}${release}${shared_ext}$versuffix ${libname}${release}${shared_ext}$major $libname${shared_ext}'
2578	shlibpath_var=LD_LIBRARY_PATH
2579	sys_lib_search_path_spec="/usr/shlib /usr/ccs/lib /usr/lib/cmplrs/cc /usr/lib /usr/local/lib /var/shlib"
2580	sys_lib_dlsearch_path_spec="$sys_lib_search_path_spec"
2581	;;
2582
2583	rdos*)
2584	dynamic_linker=no
2585	;;
2586
2587	solaris*)
2588	version_type=linux
2589	need_lib_prefix=no
2590	need_version=no
2591	library_names_spec='${libname}${release}${shared_ext}$versuffix ${libname}${release}${shared_ext}$major $libname${shared_ext}'
2592	soname_spec='${libname}${release}${shared_ext}$major'
2593	shlibpath_var=LD_LIBRARY_PATH
2594	shlibpath_overrides_runpath=yes
2595	hardcode_into_libs=yes
2596	# ldd complains unless libraries are executable
2597	postinstall_cmds='chmod +x $lib'
2598	;;
2599
2600	sunos4*)
2601	version_type=sunos
2602	library_names_spec='${libname}${release}${shared_ext}$versuffix ${libname}${shared_ext}$versuffix'
2603	finish_cmds='PATH="\$PATH:/usr/etc" ldconfig $libdir'
2604	shlibpath_var=LD_LIBRARY_PATH
2605	shlibpath_overrides_runpath=yes
2606	if test "$with_gnu_ld" = yes; then
2607	need_lib_prefix=no
2608	fi
2609	need_version=yes
2610	;;
2611
2612	sysv4 \| sysv4.3*)
2613	version_type=linux
2614	library_names_spec='${libname}${release}${shared_ext}$versuffix ${libname}${release}${shared_ext}$major $libname${shared_ext}'
2615	soname_spec='${libname}${release}${shared_ext}$major'
2616	shlibpath_var=LD_LIBRARY_PATH
2617	case $host_vendor in
2618	sni)
2619	shlibpath_overrides_runpath=no
2620	need_lib_prefix=no
2621	runpath_var=LD_RUN_PATH
2622	;;
2623	siemens)
2624	need_lib_prefix=no
2625	;;
2626	motorola)
2627	need_lib_prefix=no
2628	need_version=no
2629	shlibpath_overrides_runpath=no
2630	sys_lib_search_path_spec='/lib /usr/lib /usr/ccs/lib'
2631	;;
2632	esac
2633	;;
2634
2635	sysv4MP)
2636	if test -d /usr/nec ;then
2637	version_type=linux
2638	library_names_spec='$libname${shared_ext}.$versuffix $libname${shared_ext}.$major $libname${shared_ext}'
2639	soname_spec='$libname${shared_ext}.$major'
2640	shlibpath_var=LD_LIBRARY_PATH
2641	fi
2642	;;
2643
2644	sysv5* \| sco3.2v5* \| sco5v6* \| unixware* \| OpenUNIX* \| sysv4uw2)
2645	version_type=freebsd-elf
2646	need_lib_prefix=no
2647	need_version=no
2648	library_names_spec='${libname}${release}${shared_ext}$versuffix ${libname}${release}${shared_ext} $libname${shared_ext}'
2649	soname_spec='${libname}${release}${shared_ext}$major'
2650	shlibpath_var=LD_LIBRARY_PATH
2651	shlibpath_overrides_runpath=yes
2652	hardcode_into_libs=yes
2653	if test "$with_gnu_ld" = yes; then
2654	sys_lib_search_path_spec='/usr/local/lib /usr/gnu/lib /usr/ccs/lib /usr/lib /lib'
2655	else
2656	sys_lib_search_path_spec='/usr/ccs/lib /usr/lib'
2657	case $host_os in
2658	sco3.2v5*)
2659	sys_lib_search_path_spec="$sys_lib_search_path_spec /lib"
2660	;;
2661	esac
2662	fi
2663	sys_lib_dlsearch_path_spec='/usr/lib'
2664	;;
2665
2666	tpf*)
2667	# TPF is a cross-target only. Preferred cross-host = GNU/Linux.
2668	version_type=linux
2669	need_lib_prefix=no
2670	need_version=no
2671	library_names_spec='${libname}${release}${shared_ext}$versuffix ${libname}${release}${shared_ext}$major $libname${shared_ext}'
2672	shlibpath_var=LD_LIBRARY_PATH
2673	shlibpath_overrides_runpath=no
2674	hardcode_into_libs=yes
2675	;;
2676
2677	uts4*)
2678	version_type=linux
2679	library_names_spec='${libname}${release}${shared_ext}$versuffix ${libname}${release}${shared_ext}$major $libname${shared_ext}'
2680	soname_spec='${libname}${release}${shared_ext}$major'
2681	shlibpath_var=LD_LIBRARY_PATH
2682	;;
2683
2684	*)
2685	dynamic_linker=no
2686	;;
2687	esac
2688	AC_MSG_RESULT([$dynamic_linker])
2689	test "$dynamic_linker" = no && can_build_shared=no
2690
2691	variables_saved_for_relink="PATH $shlibpath_var $runpath_var"
2692	if test "$GCC" = yes; then
2693	variables_saved_for_relink="$variables_saved_for_relink GCC_EXEC_PREFIX COMPILER_PATH LIBRARY_PATH"
2694	fi
2695
2696	if test "${lt_cv_sys_lib_search_path_spec+set}" = set; then
2697	sys_lib_search_path_spec="$lt_cv_sys_lib_search_path_spec"
2698	fi
2699	if test "${lt_cv_sys_lib_dlsearch_path_spec+set}" = set; then
2700	sys_lib_dlsearch_path_spec="$lt_cv_sys_lib_dlsearch_path_spec"
2701	fi
2702
2703	_LT_DECL([], [variables_saved_for_relink], [1],
2704	[Variables whose values should be saved in libtool wrapper scripts and
2705	restored at link time])
2706	_LT_DECL([], [need_lib_prefix], [0],
2707	[Do we need the "lib" prefix for modules?])
2708	_LT_DECL([], [need_version], [0], [Do we need a version for libraries?])
2709	_LT_DECL([], [version_type], [0], [Library versioning type])
2710	_LT_DECL([], [runpath_var], [0], [Shared library runtime path variable])
2711	_LT_DECL([], [shlibpath_var], [0],[Shared library path variable])
2712	_LT_DECL([], [shlibpath_overrides_runpath], [0],
2713	[Is shlibpath searched before the hard-coded library search path?])
2714	_LT_DECL([], [libname_spec], [1], [Format of library name prefix])
2715	_LT_DECL([], [library_names_spec], [1],
2716	[[List of archive names. First name is the real one, the rest are links.
2717	The last name is the one that the linker finds with -lNAME]])
2718	_LT_DECL([], [soname_spec], [1],
2719	[[The coded name of the library, if different from the real name]])
2720	_LT_DECL([], [postinstall_cmds], [2],
2721	[Command to use after installation of a shared archive])
2722	_LT_DECL([], [postuninstall_cmds], [2],
2723	[Command to use after uninstallation of a shared archive])
2724	_LT_DECL([], [finish_cmds], [2],
2725	[Commands used to finish a libtool library installation in a directory])
2726	_LT_DECL([], [finish_eval], [1],
2727	[[As "finish_cmds", except a single script fragment to be evaled but
2728	not shown]])
2729	_LT_DECL([], [hardcode_into_libs], [0],
2730	[Whether we should hardcode library paths into libraries])
2731	_LT_DECL([], [sys_lib_search_path_spec], [2],
2732	[Compile-time system search path for libraries])
2733	_LT_DECL([], [sys_lib_dlsearch_path_spec], [2],
2734	[Run-time system search path for libraries])
2735	])# _LT_SYS_DYNAMIC_LINKER
2736
2737
2738	# _LT_PATH_TOOL_PREFIX(TOOL)
2739	# --------------------------
2740	# find a file program which can recognize shared library
2741	AC_DEFUN([_LT_PATH_TOOL_PREFIX],
2742	[m4_require([_LT_DECL_EGREP])dnl
2743	AC_MSG_CHECKING([for $1])
2744	AC_CACHE_VAL(lt_cv_path_MAGIC_CMD,
2745	[case $MAGIC_CMD in
2746	[[\\/] \| ?:[\\/]])
2747	lt_cv_path_MAGIC_CMD="$MAGIC_CMD" # Let the user override the test with a path.
2748	;;
2749	*)
2750	lt_save_MAGIC_CMD="$MAGIC_CMD"
2751	lt_save_ifs="$IFS"; IFS=$PATH_SEPARATOR
2752	dnl $ac_dummy forces splitting on constant user-supplied paths.
2753	dnl POSIX.2 word splitting is done only on the output of word expansions,
2754	dnl not every word. This closes a longstanding sh security hole.
2755	ac_dummy="m4_if([$2], , $PATH, [$2])"
2756	for ac_dir in $ac_dummy; do
2757	IFS="$lt_save_ifs"
2758	test -z "$ac_dir" && ac_dir=.
2759	if test -f $ac_dir/$1; then
2760	lt_cv_path_MAGIC_CMD="$ac_dir/$1"
2761	if test -n "$file_magic_test_file"; then
2762	case $deplibs_check_method in
2763	"file_magic "*)
2764	file_magic_regex=`expr "$deplibs_check_method" : "file_magic \(.*\)"`
2765	MAGIC_CMD="$lt_cv_path_MAGIC_CMD"
2766	if eval $file_magic_cmd \$file_magic_test_file 2> /dev/null \|
2767	$EGREP "$file_magic_regex" > /dev/null; then
2768	:
2769	else
2770	cat <<_LT_EOF 1>&2
2771
2772	*** Warning: the command libtool uses to detect shared libraries,
2773	*** $file_magic_cmd, produces output that libtool cannot recognize.
2774	*** The result is that libtool may fail to recognize shared libraries
2775	*** as such. This will affect the creation of libtool libraries that
2776	*** depend on shared libraries, but programs linked with such libtool
2777	*** libraries will work regardless of this problem. Nevertheless, you
2778	*** may want to report the problem to your system manager and/or to
2779	*** bug-libtool@gnu.org
2780
2781	_LT_EOF
2782	fi ;;
2783	esac
2784	fi
2785	break
2786	fi
2787	done
2788	IFS="$lt_save_ifs"
2789	MAGIC_CMD="$lt_save_MAGIC_CMD"
2790	;;
2791	esac])
2792	MAGIC_CMD="$lt_cv_path_MAGIC_CMD"
2793	if test -n "$MAGIC_CMD"; then
2794	AC_MSG_RESULT($MAGIC_CMD)
2795	else
2796	AC_MSG_RESULT(no)
2797	fi
2798	_LT_DECL([], [MAGIC_CMD], [0],
2799	[Used to examine libraries when file_magic_cmd begins with "file"])dnl
2800	])# _LT_PATH_TOOL_PREFIX
2801
2802	# Old name:
2803	AU_ALIAS([AC_PATH_TOOL_PREFIX], [_LT_PATH_TOOL_PREFIX])
2804	dnl aclocal-1.4 backwards compatibility:
2805	dnl AC_DEFUN([AC_PATH_TOOL_PREFIX], [])
2806
2807
2808	# _LT_PATH_MAGIC
2809	# --------------
2810	# find a file program which can recognize a shared library
2811	m4_defun([_LT_PATH_MAGIC],
2812	[_LT_PATH_TOOL_PREFIX(${ac_tool_prefix}file, /usr/bin$PATH_SEPARATOR$PATH)
2813	if test -z "$lt_cv_path_MAGIC_CMD"; then
2814	if test -n "$ac_tool_prefix"; then
2815	_LT_PATH_TOOL_PREFIX(file, /usr/bin$PATH_SEPARATOR$PATH)
2816	else
2817	MAGIC_CMD=:
2818	fi
2819	fi
2820	])# _LT_PATH_MAGIC
2821
2822
2823	# LT_PATH_LD
2824	# ----------
2825	# find the pathname to the GNU or non-GNU linker
2826	AC_DEFUN([LT_PATH_LD],
2827	[AC_REQUIRE([AC_PROG_CC])dnl
2828	AC_REQUIRE([AC_CANONICAL_HOST])dnl
2829	AC_REQUIRE([AC_CANONICAL_BUILD])dnl
2830	m4_require([_LT_DECL_SED])dnl
2831	m4_require([_LT_DECL_EGREP])dnl
2832
2833	AC_ARG_WITH([gnu-ld],
2834	[AS_HELP_STRING([--with-gnu-ld],
2835	[assume the C compiler uses GNU ld @<:@default=no@:>@])],
2836	[test "$withval" = no \|\| with_gnu_ld=yes],
2837	[with_gnu_ld=no])dnl
2838
2839	ac_prog=ld
2840	if test "$GCC" = yes; then
2841	# Check if gcc -print-prog-name=ld gives a path.
2842	AC_MSG_CHECKING([for ld used by $CC])
2843	case $host in
2844	--mingw*)
2845	# gcc leaves a trailing carriage return which upsets mingw
2846	ac_prog=`($CC -print-prog-name=ld) 2>&5 \| tr -d '\015'` ;;
2847	*)
2848	ac_prog=`($CC -print-prog-name=ld) 2>&5` ;;
2849	esac
2850	case $ac_prog in
2851	# Accept absolute paths.
2852	[[\\/]]* \| ?:[[\\/]]*)
2853	re_direlt='/[[^/]][[^/]]*/\.\./'
2854	# Canonicalize the pathname of ld
2855	ac_prog=`$ECHO "$ac_prog"\| $SED 's%\\\\%/%g'`
2856	while $ECHO "$ac_prog" \| $GREP "$re_direlt" > /dev/null 2>&1; do
2857	ac_prog=`$ECHO $ac_prog\| $SED "s%$re_direlt%/%"`
2858	done
2859	test -z "$LD" && LD="$ac_prog"
2860	;;
2861	"")
2862	# If it fails, then pretend we aren't using GCC.
2863	ac_prog=ld
2864	;;
2865	*)
2866	# If it is relative, then search for the first ld in PATH.
2867	with_gnu_ld=unknown
2868	;;
2869	esac
2870	elif test "$with_gnu_ld" = yes; then
2871	AC_MSG_CHECKING([for GNU ld])
2872	else
2873	AC_MSG_CHECKING([for non-GNU ld])
2874	fi
2875	AC_CACHE_VAL(lt_cv_path_LD,
2876	[if test -z "$LD"; then
2877	lt_save_ifs="$IFS"; IFS=$PATH_SEPARATOR
2878	for ac_dir in $PATH; do
2879	IFS="$lt_save_ifs"
2880	test -z "$ac_dir" && ac_dir=.
2881	if test -f "$ac_dir/$ac_prog" \|\| test -f "$ac_dir/$ac_prog$ac_exeext"; then
2882	lt_cv_path_LD="$ac_dir/$ac_prog"
2883	# Check to see if the program is GNU ld. I'd rather use --version,
2884	# but apparently some variants of GNU ld only accept -v.
2885	# Break only if it was the GNU/non-GNU ld that we prefer.
2886	case `"$lt_cv_path_LD" -v 2>&1 </dev/null` in
2887	GNU \| 'with BFD')
2888	test "$with_gnu_ld" != no && break
2889	;;
2890	*)
2891	test "$with_gnu_ld" != yes && break
2892	;;
2893	esac
2894	fi
2895	done
2896	IFS="$lt_save_ifs"
2897	else
2898	lt_cv_path_LD="$LD" # Let the user override the test with a path.
2899	fi])
2900	LD="$lt_cv_path_LD"
2901	if test -n "$LD"; then
2902	AC_MSG_RESULT($LD)
2903	else
2904	AC_MSG_RESULT(no)
2905	fi
2906	test -z "$LD" && AC_MSG_ERROR([no acceptable ld found in \$PATH])
2907	_LT_PATH_LD_GNU
2908	AC_SUBST([LD])
2909
2910	_LT_TAGDECL([], [LD], [1], [The linker used to build libraries])
2911	])# LT_PATH_LD
2912
2913	# Old names:
2914	AU_ALIAS([AM_PROG_LD], [LT_PATH_LD])
2915	AU_ALIAS([AC_PROG_LD], [LT_PATH_LD])
2916	dnl aclocal-1.4 backwards compatibility:
2917	dnl AC_DEFUN([AM_PROG_LD], [])
2918	dnl AC_DEFUN([AC_PROG_LD], [])
2919
2920
2921	# _LT_PATH_LD_GNU
2922	#- --------------
2923	m4_defun([_LT_PATH_LD_GNU],
2924	[AC_CACHE_CHECK([if the linker ($LD) is GNU ld], lt_cv_prog_gnu_ld,
2925	[# I'd rather use --version here, but apparently some GNU lds only accept -v.
2926	case `$LD -v 2>&1 </dev/null` in
2927	GNU \| 'with BFD')
2928	lt_cv_prog_gnu_ld=yes
2929	;;
2930	*)
2931	lt_cv_prog_gnu_ld=no
2932	;;
2933	esac])
2934	with_gnu_ld=$lt_cv_prog_gnu_ld
2935	])# _LT_PATH_LD_GNU
2936
2937
2938	# _LT_CMD_RELOAD
2939	# --------------
2940	# find reload flag for linker
2941	# -- PORTME Some linkers may need a different reload flag.
2942	m4_defun([_LT_CMD_RELOAD],
2943	[AC_CACHE_CHECK([for $LD option to reload object files],
2944	lt_cv_ld_reload_flag,
2945	[lt_cv_ld_reload_flag='-r'])
2946	reload_flag=$lt_cv_ld_reload_flag
2947	case $reload_flag in
2948	"" \| " "*) ;;
2949	*) reload_flag=" $reload_flag" ;;
2950	esac
2951	reload_cmds='$LD$reload_flag -o $output$reload_objs'
2952	case $host_os in
2953	darwin*)
2954	if test "$GCC" = yes; then
2955	reload_cmds='$LTCC $LTCFLAGS -nostdlib ${wl}-r -o $output$reload_objs'
2956	else
2957	reload_cmds='$LD$reload_flag -o $output$reload_objs'
2958	fi
2959	;;
2960	esac
2961	_LT_DECL([], [reload_flag], [1], [How to create reloadable object files])dnl
2962	_LT_DECL([], [reload_cmds], [2])dnl
2963	])# _LT_CMD_RELOAD
2964
2965
2966	# _LT_CHECK_MAGIC_METHOD
2967	# ----------------------
2968	# how to check for library dependencies
2969	# -- PORTME fill in with the dynamic library characteristics
2970	m4_defun([_LT_CHECK_MAGIC_METHOD],
2971	[m4_require([_LT_DECL_EGREP])
2972	m4_require([_LT_DECL_OBJDUMP])
2973	AC_CACHE_CHECK([how to recognize dependent libraries],
2974	lt_cv_deplibs_check_method,
2975	[lt_cv_file_magic_cmd='$MAGIC_CMD'
2976	lt_cv_file_magic_test_file=
2977	lt_cv_deplibs_check_method='unknown'
2978	# Need to set the preceding variable on all platforms that support
2979	# interlibrary dependencies.
2980	# 'none' -- dependencies not supported.
2981	# `unknown' -- same as none, but documents that we really don't know.
2982	# 'pass_all' -- all dependencies passed with no checks.
2983	# 'test_compile' -- check by making test program.
2984	# 'file_magic [[regex]]' -- check by looking for files in library path
2985	# which responds to the $file_magic_cmd with a given extended regex.
2986	# If you have `file' or equivalent on your system and you're not sure
2987	# whether `pass_all' will always work, you probably want this one.
2988
2989	case $host_os in
2990	aix[[4-9]]*)
2991	lt_cv_deplibs_check_method=pass_all
2992	;;
2993
2994	beos*)
2995	lt_cv_deplibs_check_method=pass_all
2996	;;
2997
2998	bsdi[[45]]*)
2999	lt_cv_deplibs_check_method='file_magic ELF [[0-9]][[0-9]]*-bit [[ML]]SB (shared object\|dynamic lib)'
3000	lt_cv_file_magic_cmd='/usr/bin/file -L'
3001	lt_cv_file_magic_test_file=/shlib/libc.so
3002	;;
3003
3004	cygwin*)
3005	# func_win32_libid is a shell function defined in ltmain.sh
3006	lt_cv_deplibs_check_method='file_magic ^x86 archive import\|^x86 DLL'
3007	lt_cv_file_magic_cmd='func_win32_libid'
3008	;;
3009
3010	mingw* \| pw32*)
3011	# Base MSYS/MinGW do not provide the 'file' command needed by
3012	# func_win32_libid shell function, so use a weaker test based on 'objdump',
3013	# unless we find 'file', for example because we are cross-compiling.
3014	if ( file / ) >/dev/null 2>&1; then
3015	lt_cv_deplibs_check_method='file_magic ^x86 archive import\|^x86 DLL'
3016	lt_cv_file_magic_cmd='func_win32_libid'
3017	else
3018	lt_cv_deplibs_check_method='file_magic file format pei-i386(.architecture: i386)?'
3019	lt_cv_file_magic_cmd='$OBJDUMP -f'
3020	fi
3021	;;
3022
3023	cegcc)
3024	# use the weaker test based on 'objdump'. See mingw*.
3025	lt_cv_deplibs_check_method='file_magic file format pe-arm-.little(.architecture: arm)?'
3026	lt_cv_file_magic_cmd='$OBJDUMP -f'
3027	;;
3028
3029	darwin* \| rhapsody*)
3030	lt_cv_deplibs_check_method=pass_all
3031	;;
3032
3033	freebsd* \| dragonfly*)
3034	if echo __ELF__ \| $CC -E - \| $GREP __ELF__ > /dev/null; then
3035	case $host_cpu in
3036	i*86 )
3037	# Not sure whether the presence of OpenBSD here was a mistake.
3038	# Let's accept both of them until this is cleared up.
3039	lt_cv_deplibs_check_method='file_magic (FreeBSD\|OpenBSD\|DragonFly)/i[[3-9]]86 (compact )?demand paged shared library'
3040	lt_cv_file_magic_cmd=/usr/bin/file
3041	lt_cv_file_magic_test_file=`echo /usr/lib/libc.so.*`
3042	;;
3043	esac
3044	else
3045	lt_cv_deplibs_check_method=pass_all
3046	fi
3047	;;
3048
3049	gnu*)
3050	lt_cv_deplibs_check_method=pass_all
3051	;;
3052
3053	hpux10.20* \| hpux11*)
3054	lt_cv_file_magic_cmd=/usr/bin/file
3055	case $host_cpu in
3056	ia64*)
3057	lt_cv_deplibs_check_method='file_magic (s[[0-9]][[0-9]][[0-9]]\|ELF-[[0-9]][[0-9]]) shared object file - IA64'
3058	lt_cv_file_magic_test_file=/usr/lib/hpux32/libc.so
3059	;;
3060	hppa64)
3061	[lt_cv_deplibs_check_method='file_magic (s[0-9][0-9][0-9]\|ELF-[0-9][0-9]) shared object file - PA-RISC [0-9].[0-9]']
3062	lt_cv_file_magic_test_file=/usr/lib/pa20_64/libc.sl
3063	;;
3064	*)
3065	lt_cv_deplibs_check_method='file_magic (s[[0-9]][[0-9]][[0-9]]\|PA-RISC[[0-9]].[[0-9]]) shared library'
3066	lt_cv_file_magic_test_file=/usr/lib/libc.sl
3067	;;
3068	esac
3069	;;
3070
3071	interix[[3-9]]*)
3072	# PIC code is broken on Interix 3.x, that's why \|\.a not \|_pic\.a here
3073	lt_cv_deplibs_check_method='match_pattern /lib[[^/]]+(\.so\|\.a)$'
3074	;;
3075
3076	irix5* \| irix6* \| nonstopux*)
3077	case $LD in
3078	-32\|"-32 ") libmagic=32-bit;;
3079	-n32\|"-n32 ") libmagic=N32;;
3080	-64\|"-64 ") libmagic=64-bit;;
3081	*) libmagic=never-match;;
3082	esac
3083	lt_cv_deplibs_check_method=pass_all
3084	;;
3085
3086	# This must be Linux ELF.
3087	linux* \| kbsd-gnu \| kopensolaris*-gnu)
3088	lt_cv_deplibs_check_method=pass_all
3089	;;
3090
3091	netbsd* \| netbsdelf*-gnu)
3092	if echo __ELF__ \| $CC -E - \| $GREP __ELF__ > /dev/null; then
3093	lt_cv_deplibs_check_method='match_pattern /lib[[^/]]+(\.so\.[[0-9]]+\.[[0-9]]+\|_pic\.a)$'
3094	else
3095	lt_cv_deplibs_check_method='match_pattern /lib[[^/]]+(\.so\|_pic\.a)$'
3096	fi
3097	;;
3098
3099	newos6*)
3100	lt_cv_deplibs_check_method='file_magic ELF [[0-9]][[0-9]]*-bit [[ML]]SB (executable\|dynamic lib)'
3101	lt_cv_file_magic_cmd=/usr/bin/file
3102	lt_cv_file_magic_test_file=/usr/lib/libnls.so
3103	;;
3104
3105	nto \| qnx)
3106	lt_cv_deplibs_check_method=pass_all
3107	;;
3108
3109	openbsd*)
3110	if test -z "`echo __ELF__ \| $CC -E - \| $GREP __ELF__`" \|\| test "$host_os-$host_cpu" = "openbsd2.8-powerpc"; then
3111	lt_cv_deplibs_check_method='match_pattern /lib[[^/]]+(\.so\.[[0-9]]+\.[[0-9]]+\|\.so\|_pic\.a)$'
3112	else
3113	lt_cv_deplibs_check_method='match_pattern /lib[[^/]]+(\.so\.[[0-9]]+\.[[0-9]]+\|_pic\.a)$'
3114	fi
3115	;;
3116
3117	osf3* \| osf4* \| osf5*)
3118	lt_cv_deplibs_check_method=pass_all
3119	;;
3120
3121	rdos*)
3122	lt_cv_deplibs_check_method=pass_all
3123	;;
3124
3125	solaris*)
3126	lt_cv_deplibs_check_method=pass_all
3127	;;
3128
3129	sysv5* \| sco3.2v5* \| sco5v6* \| unixware* \| OpenUNIX* \| sysv4uw2)
3130	lt_cv_deplibs_check_method=pass_all
3131	;;
3132
3133	sysv4 \| sysv4.3*)
3134	case $host_vendor in
3135	motorola)
3136	lt_cv_deplibs_check_method='file_magic ELF [[0-9]][[0-9]]-bit [[ML]]SB (shared object\|dynamic lib) M[[0-9]][[0-9]] Version [[0-9]]'
3137	lt_cv_file_magic_test_file=`echo /usr/lib/libc.so*`
3138	;;
3139	ncr)
3140	lt_cv_deplibs_check_method=pass_all
3141	;;
3142	sequent)
3143	lt_cv_file_magic_cmd='/bin/file'
3144	lt_cv_deplibs_check_method='file_magic ELF [[0-9]][[0-9]]*-bit [[LM]]SB (shared object\|dynamic lib )'
3145	;;
3146	sni)
3147	lt_cv_file_magic_cmd='/bin/file'
3148	lt_cv_deplibs_check_method="file_magic ELF [[0-9]][[0-9]]*-bit [[LM]]SB dynamic lib"
3149	lt_cv_file_magic_test_file=/lib/libc.so
3150	;;
3151	siemens)
3152	lt_cv_deplibs_check_method=pass_all
3153	;;
3154	pc)
3155	lt_cv_deplibs_check_method=pass_all
3156	;;
3157	esac
3158	;;
3159
3160	tpf*)
3161	lt_cv_deplibs_check_method=pass_all
3162	;;
3163	esac
3164	])
3165	file_magic_cmd=$lt_cv_file_magic_cmd
3166	deplibs_check_method=$lt_cv_deplibs_check_method
3167	test -z "$deplibs_check_method" && deplibs_check_method=unknown
3168
3169	_LT_DECL([], [deplibs_check_method], [1],
3170	[Method to check whether dependent libraries are shared objects])
3171	_LT_DECL([], [file_magic_cmd], [1],
3172	[Command to use when deplibs_check_method == "file_magic"])
3173	])# _LT_CHECK_MAGIC_METHOD
3174
3175
3176	# LT_PATH_NM
3177	# ----------
3178	# find the pathname to a BSD- or MS-compatible name lister
3179	AC_DEFUN([LT_PATH_NM],
3180	[AC_REQUIRE([AC_PROG_CC])dnl
3181	AC_CACHE_CHECK([for BSD- or MS-compatible name lister (nm)], lt_cv_path_NM,
3182	[if test -n "$NM"; then
3183	# Let the user override the test.
3184	lt_cv_path_NM="$NM"
3185	else
3186	lt_nm_to_check="${ac_tool_prefix}nm"
3187	if test -n "$ac_tool_prefix" && test "$build" = "$host"; then
3188	lt_nm_to_check="$lt_nm_to_check nm"
3189	fi
3190	for lt_tmp_nm in $lt_nm_to_check; do
3191	lt_save_ifs="$IFS"; IFS=$PATH_SEPARATOR
3192	for ac_dir in $PATH /usr/ccs/bin/elf /usr/ccs/bin /usr/ucb /bin; do
3193	IFS="$lt_save_ifs"
3194	test -z "$ac_dir" && ac_dir=.
3195	tmp_nm="$ac_dir/$lt_tmp_nm"
3196	if test -f "$tmp_nm" \|\| test -f "$tmp_nm$ac_exeext" ; then
3197	# Check to see if the nm accepts a BSD-compat flag.
3198	# Adding the `sed 1q' prevents false positives on HP-UX, which says:
3199	# nm: unknown option "B" ignored
3200	# Tru64's nm complains that /dev/null is an invalid object file
3201	case `"$tmp_nm" -B /dev/null 2>&1 \| sed '1q'` in
3202	/dev/null \| 'Invalid file or object type')
3203	lt_cv_path_NM="$tmp_nm -B"
3204	break
3205	;;
3206	*)
3207	case `"$tmp_nm" -p /dev/null 2>&1 \| sed '1q'` in
3208	/dev/null)
3209	lt_cv_path_NM="$tmp_nm -p"
3210	break
3211	;;
3212	*)
3213	lt_cv_path_NM=${lt_cv_path_NM="$tmp_nm"} # keep the first match, but
3214	continue # so that we can try to find one that supports BSD flags
3215	;;
3216	esac
3217	;;
3218	esac
3219	fi
3220	done
3221	IFS="$lt_save_ifs"
3222	done
3223	: ${lt_cv_path_NM=no}
3224	fi])
3225	if test "$lt_cv_path_NM" != "no"; then
3226	NM="$lt_cv_path_NM"
3227	else
3228	# Didn't find any BSD compatible name lister, look for dumpbin.
3229	AC_CHECK_TOOLS(DUMPBIN, ["dumpbin -symbols" "link -dump -symbols"], :)
3230	AC_SUBST([DUMPBIN])
3231	if test "$DUMPBIN" != ":"; then
3232	NM="$DUMPBIN"
3233	fi
3234	fi
3235	test -z "$NM" && NM=nm
3236	AC_SUBST([NM])
3237	_LT_DECL([], [NM], [1], [A BSD- or MS-compatible name lister])dnl
3238
3239	AC_CACHE_CHECK([the name lister ($NM) interface], [lt_cv_nm_interface],
3240	[lt_cv_nm_interface="BSD nm"
3241	echo "int some_variable = 0;" > conftest.$ac_ext
3242	(eval echo "\"\$as_me:__oline__: $ac_compile\"" >&AS_MESSAGE_LOG_FD)
3243	(eval "$ac_compile" 2>conftest.err)
3244	cat conftest.err >&AS_MESSAGE_LOG_FD
3245	(eval echo "\"\$as_me:__oline__: $NM \\\"conftest.$ac_objext\\\"\"" >&AS_MESSAGE_LOG_FD)
3246	(eval "$NM \"conftest.$ac_objext\"" 2>conftest.err > conftest.out)
3247	cat conftest.err >&AS_MESSAGE_LOG_FD
3248	(eval echo "\"\$as_me:__oline__: output\"" >&AS_MESSAGE_LOG_FD)
3249	cat conftest.out >&AS_MESSAGE_LOG_FD
3250	if $GREP 'External.*some_variable' conftest.out > /dev/null; then
3251	lt_cv_nm_interface="MS dumpbin"
3252	fi
3253	rm -f conftest*])
3254	])# LT_PATH_NM
3255
3256	# Old names:
3257	AU_ALIAS([AM_PROG_NM], [LT_PATH_NM])
3258	AU_ALIAS([AC_PROG_NM], [LT_PATH_NM])
3259	dnl aclocal-1.4 backwards compatibility:
3260	dnl AC_DEFUN([AM_PROG_NM], [])
3261	dnl AC_DEFUN([AC_PROG_NM], [])
3262
3263
3264	# LT_LIB_M
3265	# --------
3266	# check for math library
3267	AC_DEFUN([LT_LIB_M],
3268	[AC_REQUIRE([AC_CANONICAL_HOST])dnl
3269	LIBM=
3270	case $host in
3271	--beos* \| --cygwin* \| --pw32* \| --darwin*)
3272	# These system don't have libm, or don't need it
3273	;;
3274	-ncr-sysv4.3)
3275	AC_CHECK_LIB(mw, _mwvalidcheckl, LIBM="-lmw")
3276	AC_CHECK_LIB(m, cos, LIBM="$LIBM -lm")
3277	;;
3278	*)
3279	AC_CHECK_LIB(m, cos, LIBM="-lm")
3280	;;
3281	esac
3282	AC_SUBST([LIBM])
3283	])# LT_LIB_M
3284
3285	# Old name:
3286	AU_ALIAS([AC_CHECK_LIBM], [LT_LIB_M])
3287	dnl aclocal-1.4 backwards compatibility:
3288	dnl AC_DEFUN([AC_CHECK_LIBM], [])
3289
3290
3291	# _LT_COMPILER_NO_RTTI([TAGNAME])
3292	# -------------------------------
3293	m4_defun([_LT_COMPILER_NO_RTTI],
3294	[m4_require([_LT_TAG_COMPILER])dnl
3295
3296	_LT_TAGVAR(lt_prog_compiler_no_builtin_flag, $1)=
3297
3298	if test "$GCC" = yes; then
3299	_LT_TAGVAR(lt_prog_compiler_no_builtin_flag, $1)=' -fno-builtin'
3300
3301	_LT_COMPILER_OPTION([if $compiler supports -fno-rtti -fno-exceptions],
3302	lt_cv_prog_compiler_rtti_exceptions,
3303	[-fno-rtti -fno-exceptions], [],
3304	[_LT_TAGVAR(lt_prog_compiler_no_builtin_flag, $1)="$_LT_TAGVAR(lt_prog_compiler_no_builtin_flag, $1) -fno-rtti -fno-exceptions"])
3305	fi
3306	_LT_TAGDECL([no_builtin_flag], [lt_prog_compiler_no_builtin_flag], [1],
3307	[Compiler flag to turn off builtin functions])
3308	])# _LT_COMPILER_NO_RTTI
3309
3310
3311	# _LT_CMD_GLOBAL_SYMBOLS
3312	# ----------------------
3313	m4_defun([_LT_CMD_GLOBAL_SYMBOLS],
3314	[AC_REQUIRE([AC_CANONICAL_HOST])dnl
3315	AC_REQUIRE([AC_PROG_CC])dnl
3316	AC_REQUIRE([LT_PATH_NM])dnl
3317	AC_REQUIRE([LT_PATH_LD])dnl
3318	m4_require([_LT_DECL_SED])dnl
3319	m4_require([_LT_DECL_EGREP])dnl
3320	m4_require([_LT_TAG_COMPILER])dnl
3321
3322	# Check for command to grab the raw symbol name followed by C symbol from nm.
3323	AC_MSG_CHECKING([command to parse $NM output from $compiler object])
3324	AC_CACHE_VAL([lt_cv_sys_global_symbol_pipe],
3325	[
3326	# These are sane defaults that work on at least a few old systems.
3327	# [They come from Ultrix. What could be older than Ultrix?!! ;)]
3328
3329	# Character class describing NM global symbol codes.
3330	symcode='[[BCDEGRST]]'
3331
3332	# Regexp to match symbols that can be accessed directly from C.
3333	sympat='\([[_A-Za-z]][[_A-Za-z0-9]]*\)'
3334
3335	# Define system-specific variables.
3336	case $host_os in
3337	aix*)
3338	symcode='[[BCDT]]'
3339	;;
3340	cygwin* \| mingw* \| pw32* \| cegcc*)
3341	symcode='[[ABCDGISTW]]'
3342	;;
3343	hpux*)
3344	if test "$host_cpu" = ia64; then
3345	symcode='[[ABCDEGRST]]'
3346	fi
3347	;;
3348	irix* \| nonstopux*)
3349	symcode='[[BCDEGRST]]'
3350	;;
3351	osf*)
3352	symcode='[[BCDEGQRST]]'
3353	;;
3354	solaris*)
3355	symcode='[[BDRT]]'
3356	;;
3357	sco3.2v5*)
3358	symcode='[[DT]]'
3359	;;
3360	sysv4.2uw2*)
3361	symcode='[[DT]]'
3362	;;
3363	sysv5* \| sco5v6* \| unixware* \| OpenUNIX*)
3364	symcode='[[ABDT]]'
3365	;;
3366	sysv4)
3367	symcode='[[DFNSTU]]'
3368	;;
3369	esac
3370
3371	# If we're using GNU nm, then use its standard symbol codes.
3372	case `$NM -V 2>&1` in
3373	GNU \| 'with BFD')
3374	symcode='[[ABCDGIRSTW]]' ;;
3375	esac
3376
3377	# Transform an extracted symbol line into a proper C declaration.
3378	# Some systems (esp. on ia64) link data and code symbols differently,
3379	# so use this general approach.
3380	lt_cv_sys_global_symbol_to_cdecl="sed -n -e 's/^T .* \(.\)$/extern int \1();/p' -e 's/^$symcode .* \(.*\)$/extern char \1;/p'"
3381
3382	# Transform an extracted symbol line into symbol name and symbol address
3383	lt_cv_sys_global_symbol_to_c_name_address="sed -n -e 's/^: \([[^ ]]\) $/ {\\\"\1\\\", (void ) 0},/p' -e 's/^$symcode* \([[^ ]]\) \([[^ ]]\)$/ {\"\2\", (void *) \&\2},/p'"
3384	lt_cv_sys_global_symbol_to_c_name_address_lib_prefix="sed -n -e 's/^: \([[^ ]]\) $/ {\\\"\1\\\", (void ) 0},/p' -e 's/^$symcode* \([[^ ]]\) \(lib[[^ ]]\)$/ {\"\2\", (void ) \&\2},/p' -e 's/^$symcode \([[^ ]]\) \([[^ ]]\)$/ {\"lib\2\", (void *) \&\2},/p'"
3385
3386	# Handle CRLF in mingw tool chain
3387	opt_cr=
3388	case $build_os in
3389	mingw*)
3390	opt_cr=`$ECHO 'x\{0,1\}' \| tr x '\015'` # option cr in regexp
3391	;;
3392	esac
3393
3394	# Try without a prefix underscore, then with it.
3395	for ac_symprfx in "" "_"; do
3396
3397	# Transform symcode, sympat, and symprfx into a raw symbol and a C symbol.
3398	symxfrm="\\1 $ac_symprfx\\2 \\2"
3399
3400	# Write the raw and C identifiers.
3401	if test "$lt_cv_nm_interface" = "MS dumpbin"; then
3402	# Fake it for dumpbin and say T for any non-static function
3403	# and D for any global variable.
3404	# Also find C++ and __fastcall symbols from MSVC++,
3405	# which start with @ or ?.
3406	lt_cv_sys_global_symbol_pipe="$AWK ['"\
3407	" {last_section=section; section=\$ 3};"\
3408	" /Section length .#relocs.(pick any)/{hide[last_section]=1};"\
3409	" \$ 0!~/External *\\|/{next};"\
3410	" / 0+ UNDEF /{next}; / UNDEF \([^\|]\)*()/{next};"\
3411	" {if(hide[section]) next};"\
3412	" {f=0}; \$ 0~/\(\).*\\|/{f=1}; {printf f ? \"T \" : \"D \"};"\
3413	" {split(\$ 0, a, /\\|\|\r/); split(a[2], s)};"\
3414	" s[1]~/^[@?]/{print s[1], s[1]; next};"\
3415	" s[1]~prfx {split(s[1],t,\"@\"); print t[1], substr(t[1],length(prfx))}"\
3416	" ' prfx=^$ac_symprfx]"
3417	else
3418	lt_cv_sys_global_symbol_pipe="sed -n -e 's/^.[[ ]]\($symcode$symcode\)[[ ]][[ ]]*$ac_symprfx$sympat$opt_cr$/$symxfrm/p'"
3419	fi
3420
3421	# Check to see that the pipe works correctly.
3422	pipe_works=no
3423
3424	rm -f conftest*
3425	cat > conftest.$ac_ext <<_LT_EOF
3426	#ifdef __cplusplus
3427	extern "C" {
3428	#endif
3429	char nm_test_var;
3430	void nm_test_func(void);
3431	void nm_test_func(void){}
3432	#ifdef __cplusplus
3433	}
3434	#endif
3435	int main(){nm_test_var='a';nm_test_func();return(0);}
3436	_LT_EOF
3437
3438	if AC_TRY_EVAL(ac_compile); then
3439	# Now try to grab the symbols.
3440	nlist=conftest.nm
3441	if AC_TRY_EVAL(NM conftest.$ac_objext \\| $lt_cv_sys_global_symbol_pipe \> $nlist) && test -s "$nlist"; then
3442	# Try sorting and uniquifying the output.
3443	if sort "$nlist" \| uniq > "$nlist"T; then
3444	mv -f "$nlist"T "$nlist"
3445	else
3446	rm -f "$nlist"T
3447	fi
3448
3449	# Make sure that we snagged all the symbols we need.
3450	if $GREP ' nm_test_var$' "$nlist" >/dev/null; then
3451	if $GREP ' nm_test_func$' "$nlist" >/dev/null; then
3452	cat <<_LT_EOF > conftest.$ac_ext
3453	#ifdef __cplusplus
3454	extern "C" {
3455	#endif
3456
3457	_LT_EOF
3458	# Now generate the symbol file.
3459	eval "$lt_cv_sys_global_symbol_to_cdecl"' < "$nlist" \| $GREP -v main >> conftest.$ac_ext'
3460
3461	cat <<_LT_EOF >> conftest.$ac_ext
3462
3463	/* The mapping between symbol names and symbols. */
3464	const struct {
3465	const char *name;
3466	void *address;
3467	}
3468	lt__PROGRAM__LTX_preloaded_symbols[[]] =
3469	{
3470	{ "@PROGRAM@", (void *) 0 },
3471	_LT_EOF
3472	$SED "s/^$symcode$symcode* \(.\) \(.\)$/ {\"\2\", (void *) \&\2},/" < "$nlist" \| $GREP -v main >> conftest.$ac_ext
3473	cat <<\_LT_EOF >> conftest.$ac_ext
3474	{0, (void *) 0}
3475	};
3476
3477	/* This works around a problem in FreeBSD linker */
3478	#ifdef FREEBSD_WORKAROUND
3479	static const void *lt_preloaded_setup() {
3480	return lt__PROGRAM__LTX_preloaded_symbols;
3481	}
3482	#endif
3483
3484	#ifdef __cplusplus
3485	}
3486	#endif
3487	_LT_EOF
3488	# Now try linking the two files.
3489	mv conftest.$ac_objext conftstm.$ac_objext
3490	lt_save_LIBS="$LIBS"
3491	lt_save_CFLAGS="$CFLAGS"
3492	LIBS="conftstm.$ac_objext"
3493	CFLAGS="$CFLAGS$_LT_TAGVAR(lt_prog_compiler_no_builtin_flag, $1)"
3494	if AC_TRY_EVAL(ac_link) && test -s conftest${ac_exeext}; then
3495	pipe_works=yes
3496	fi
3497	LIBS="$lt_save_LIBS"
3498	CFLAGS="$lt_save_CFLAGS"
3499	else
3500	echo "cannot find nm_test_func in $nlist" >&AS_MESSAGE_LOG_FD
3501	fi
3502	else
3503	echo "cannot find nm_test_var in $nlist" >&AS_MESSAGE_LOG_FD
3504	fi
3505	else
3506	echo "cannot run $lt_cv_sys_global_symbol_pipe" >&AS_MESSAGE_LOG_FD
3507	fi
3508	else
3509	echo "$progname: failed program was:" >&AS_MESSAGE_LOG_FD
3510	cat conftest.$ac_ext >&5
3511	fi
3512	rm -rf conftest* conftst*
3513
3514	# Do not use the global_symbol_pipe unless it works.
3515	if test "$pipe_works" = yes; then
3516	break
3517	else
3518	lt_cv_sys_global_symbol_pipe=
3519	fi
3520	done
3521	])
3522	if test -z "$lt_cv_sys_global_symbol_pipe"; then
3523	lt_cv_sys_global_symbol_to_cdecl=
3524	fi
3525	if test -z "$lt_cv_sys_global_symbol_pipe$lt_cv_sys_global_symbol_to_cdecl"; then
3526	AC_MSG_RESULT(failed)
3527	else
3528	AC_MSG_RESULT(ok)
3529	fi
3530
3531	_LT_DECL([global_symbol_pipe], [lt_cv_sys_global_symbol_pipe], [1],
3532	[Take the output of nm and produce a listing of raw symbols and C names])
3533	_LT_DECL([global_symbol_to_cdecl], [lt_cv_sys_global_symbol_to_cdecl], [1],
3534	[Transform the output of nm in a proper C declaration])
3535	_LT_DECL([global_symbol_to_c_name_address],
3536	[lt_cv_sys_global_symbol_to_c_name_address], [1],
3537	[Transform the output of nm in a C name address pair])
3538	_LT_DECL([global_symbol_to_c_name_address_lib_prefix],
3539	[lt_cv_sys_global_symbol_to_c_name_address_lib_prefix], [1],
3540	[Transform the output of nm in a C name address pair when lib prefix is needed])
3541	]) # _LT_CMD_GLOBAL_SYMBOLS
3542
3543
3544	# _LT_COMPILER_PIC([TAGNAME])
3545	# ---------------------------
3546	m4_defun([_LT_COMPILER_PIC],
3547	[m4_require([_LT_TAG_COMPILER])dnl
3548	_LT_TAGVAR(lt_prog_compiler_wl, $1)=
3549	_LT_TAGVAR(lt_prog_compiler_pic, $1)=
3550	_LT_TAGVAR(lt_prog_compiler_static, $1)=
3551
3552	AC_MSG_CHECKING([for $compiler option to produce PIC])
3553	m4_if([$1], [CXX], [
3554	# C++ specific cases for pic, static, wl, etc.
3555	if test "$GXX" = yes; then
3556	_LT_TAGVAR(lt_prog_compiler_wl, $1)='-Wl,'
3557	_LT_TAGVAR(lt_prog_compiler_static, $1)='-static'
3558
3559	case $host_os in
3560	aix*)
3561	# All AIX code is PIC.
3562	if test "$host_cpu" = ia64; then
3563	# AIX 5 now supports IA64 processor
3564	_LT_TAGVAR(lt_prog_compiler_static, $1)='-Bstatic'
3565	fi
3566	;;
3567
3568	amigaos*)
3569	case $host_cpu in
3570	powerpc)
3571	# see comment about AmigaOS4 .so support
3572	_LT_TAGVAR(lt_prog_compiler_pic, $1)='-fPIC'
3573	;;
3574	m68k)
3575	# FIXME: we need at least 68020 code to build shared libraries, but
3576	# adding the `-m68020' flag to GCC prevents building anything better,
3577	# like `-m68040'.
3578	_LT_TAGVAR(lt_prog_compiler_pic, $1)='-m68020 -resident32 -malways-restore-a4'
3579	;;
3580	esac
3581	;;
3582
3583	beos* \| irix5* \| irix6* \| nonstopux* \| osf3* \| osf4* \| osf5*)
3584	# PIC is the default for these OSes.
3585	;;
3586	mingw* \| cygwin* \| os2* \| pw32* \| cegcc*)
3587	# This hack is so that the source file can tell whether it is being
3588	# built for inclusion in a dll (and should export symbols for example).
3589	# Although the cygwin gcc ignores -fPIC, still need this for old-style
3590	# (--disable-auto-import) libraries
3591	m4_if([$1], [GCJ], [],
3592	[_LT_TAGVAR(lt_prog_compiler_pic, $1)='-DDLL_EXPORT'])
3593	;;
3594	darwin* \| rhapsody*)
3595	# PIC is the default on this platform
3596	# Common symbols not allowed in MH_DYLIB files
3597	_LT_TAGVAR(lt_prog_compiler_pic, $1)='-fno-common'
3598	;;
3599	djgpp)
3600	# DJGPP does not support shared libraries at all
3601	_LT_TAGVAR(lt_prog_compiler_pic, $1)=
3602	;;
3603	interix[[3-9]]*)
3604	# Interix 3.x gcc -fpic/-fPIC options generate broken code.
3605	# Instead, we relocate shared libraries at runtime.
3606	;;
3607	sysv4MP)
3608	if test -d /usr/nec; then
3609	_LT_TAGVAR(lt_prog_compiler_pic, $1)=-Kconform_pic
3610	fi
3611	;;
3612	hpux*)
3613	# PIC is the default for 64-bit PA HP-UX, but not for 32-bit
3614	# PA HP-UX. On IA64 HP-UX, PIC is the default but the pic flag
3615	# sets the default TLS model and affects inlining.
3616	case $host_cpu in
3617	hppa64)
3618	;;
3619	*)
3620	_LT_TAGVAR(lt_prog_compiler_pic, $1)='-fPIC'
3621	;;
3622	esac
3623	;;
3624	qnx \| nto)
3625	# QNX uses GNU C++, but need to define -shared option too, otherwise
3626	# it will coredump.
3627	_LT_TAGVAR(lt_prog_compiler_pic, $1)='-fPIC -shared'
3628	;;
3629	*)
3630	_LT_TAGVAR(lt_prog_compiler_pic, $1)='-fPIC'
3631	;;
3632	esac
3633	else
3634	case $host_os in
3635	aix[[4-9]]*)
3636	# All AIX code is PIC.
3637	if test "$host_cpu" = ia64; then
3638	# AIX 5 now supports IA64 processor
3639	_LT_TAGVAR(lt_prog_compiler_static, $1)='-Bstatic'
3640	else
3641	_LT_TAGVAR(lt_prog_compiler_static, $1)='-bnso -bI:/lib/syscalls.exp'
3642	fi
3643	;;
3644	chorus*)
3645	case $cc_basename in
3646	cxch68*)
3647	# Green Hills C++ Compiler
3648	# _LT_TAGVAR(lt_prog_compiler_static, $1)="--no_auto_instantiation -u __main -u __premain -u _abort -r $COOL_DIR/lib/libOrb.a $MVME_DIR/lib/CC/libC.a $MVME_DIR/lib/classix/libcx.s.a"
3649	;;
3650	esac
3651	;;
3652	dgux*)
3653	case $cc_basename in
3654	ec++*)
3655	_LT_TAGVAR(lt_prog_compiler_pic, $1)='-KPIC'
3656	;;
3657	ghcx*)
3658	# Green Hills C++ Compiler
3659	_LT_TAGVAR(lt_prog_compiler_pic, $1)='-pic'
3660	;;
3661	*)
3662	;;
3663	esac
3664	;;
3665	freebsd* \| dragonfly*)
3666	# FreeBSD uses GNU C++
3667	;;
3668	hpux9* \| hpux10* \| hpux11*)
3669	case $cc_basename in
3670	CC*)
3671	_LT_TAGVAR(lt_prog_compiler_wl, $1)='-Wl,'
3672	_LT_TAGVAR(lt_prog_compiler_static, $1)='${wl}-a ${wl}archive'
3673	if test "$host_cpu" != ia64; then
3674	_LT_TAGVAR(lt_prog_compiler_pic, $1)='+Z'
3675	fi
3676	;;
3677	aCC*)
3678	_LT_TAGVAR(lt_prog_compiler_wl, $1)='-Wl,'
3679	_LT_TAGVAR(lt_prog_compiler_static, $1)='${wl}-a ${wl}archive'
3680	case $host_cpu in
3681	hppa64\|ia64*)
3682	# +Z the default
3683	;;
3684	*)
3685	_LT_TAGVAR(lt_prog_compiler_pic, $1)='+Z'
3686	;;
3687	esac
3688	;;
3689	*)
3690	;;
3691	esac
3692	;;
3693	interix*)
3694	# This is c89, which is MS Visual C++ (no shared libs)
3695	# Anyone wants to do a port?
3696	;;
3697	irix5* \| irix6* \| nonstopux*)
3698	case $cc_basename in
3699	CC*)
3700	_LT_TAGVAR(lt_prog_compiler_wl, $1)='-Wl,'
3701	_LT_TAGVAR(lt_prog_compiler_static, $1)='-non_shared'
3702	# CC pic flag -KPIC is the default.
3703	;;
3704	*)
3705	;;
3706	esac
3707	;;
3708	linux* \| kbsd-gnu \| kopensolaris*-gnu)
3709	case $cc_basename in
3710	KCC*)
3711	# KAI C++ Compiler
3712	_LT_TAGVAR(lt_prog_compiler_wl, $1)='--backend -Wl,'
3713	_LT_TAGVAR(lt_prog_compiler_pic, $1)='-fPIC'
3714	;;
3715	ecpc* )
3716	# old Intel C++ for x86_64 which still supported -KPIC.
3717	_LT_TAGVAR(lt_prog_compiler_wl, $1)='-Wl,'
3718	_LT_TAGVAR(lt_prog_compiler_pic, $1)='-KPIC'
3719	_LT_TAGVAR(lt_prog_compiler_static, $1)='-static'
3720	;;
3721	icpc* )
3722	# Intel C++, used to be incompatible with GCC.
3723	# ICC 10 doesn't accept -KPIC any more.
3724	_LT_TAGVAR(lt_prog_compiler_wl, $1)='-Wl,'
3725	_LT_TAGVAR(lt_prog_compiler_pic, $1)='-fPIC'
3726	_LT_TAGVAR(lt_prog_compiler_static, $1)='-static'
3727	;;
3728	pgCC* \| pgcpp*)
3729	# Portland Group C++ compiler
3730	_LT_TAGVAR(lt_prog_compiler_wl, $1)='-Wl,'
3731	_LT_TAGVAR(lt_prog_compiler_pic, $1)='-fpic'
3732	_LT_TAGVAR(lt_prog_compiler_static, $1)='-Bstatic'
3733	;;
3734	cxx*)
3735	# Compaq C++
3736	# Make sure the PIC flag is empty. It appears that all Alpha
3737	# Linux and Compaq Tru64 Unix objects are PIC.
3738	_LT_TAGVAR(lt_prog_compiler_pic, $1)=
3739	_LT_TAGVAR(lt_prog_compiler_static, $1)='-non_shared'
3740	;;
3741	xlc* \| xlC*)
3742	# IBM XL 8.0 on PPC
3743	_LT_TAGVAR(lt_prog_compiler_wl, $1)='-Wl,'
3744	_LT_TAGVAR(lt_prog_compiler_pic, $1)='-qpic'
3745	_LT_TAGVAR(lt_prog_compiler_static, $1)='-qstaticlink'
3746	;;
3747	*)
3748	case `$CC -V 2>&1 \| sed 5q` in
3749	Sun\ C)
3750	# Sun C++ 5.9
3751	_LT_TAGVAR(lt_prog_compiler_pic, $1)='-KPIC'
3752	_LT_TAGVAR(lt_prog_compiler_static, $1)='-Bstatic'
3753	_LT_TAGVAR(lt_prog_compiler_wl, $1)='-Qoption ld '
3754	;;
3755	esac
3756	;;
3757	esac
3758	;;
3759	lynxos*)
3760	;;
3761	m88k*)
3762	;;
3763	mvs*)
3764	case $cc_basename in
3765	cxx*)
3766	_LT_TAGVAR(lt_prog_compiler_pic, $1)='-W c,exportall'
3767	;;
3768	*)
3769	;;
3770	esac
3771	;;
3772	netbsd* \| netbsdelf*-gnu)
3773	;;
3774	qnx \| nto)
3775	# QNX uses GNU C++, but need to define -shared option too, otherwise
3776	# it will coredump.
3777	_LT_TAGVAR(lt_prog_compiler_pic, $1)='-fPIC -shared'
3778	;;
3779	osf3* \| osf4* \| osf5*)
3780	case $cc_basename in
3781	KCC*)
3782	_LT_TAGVAR(lt_prog_compiler_wl, $1)='--backend -Wl,'
3783	;;
3784	RCC*)
3785	# Rational C++ 2.4.1
3786	_LT_TAGVAR(lt_prog_compiler_pic, $1)='-pic'
3787	;;
3788	cxx*)
3789	# Digital/Compaq C++
3790	_LT_TAGVAR(lt_prog_compiler_wl, $1)='-Wl,'
3791	# Make sure the PIC flag is empty. It appears that all Alpha
3792	# Linux and Compaq Tru64 Unix objects are PIC.
3793	_LT_TAGVAR(lt_prog_compiler_pic, $1)=
3794	_LT_TAGVAR(lt_prog_compiler_static, $1)='-non_shared'
3795	;;
3796	*)
3797	;;
3798	esac
3799	;;
3800	psos*)
3801	;;
3802	solaris*)
3803	case $cc_basename in
3804	CC*)
3805	# Sun C++ 4.2, 5.x and Centerline C++
3806	_LT_TAGVAR(lt_prog_compiler_pic, $1)='-KPIC'
3807	_LT_TAGVAR(lt_prog_compiler_static, $1)='-Bstatic'
3808	_LT_TAGVAR(lt_prog_compiler_wl, $1)='-Qoption ld '
3809	;;
3810	gcx*)
3811	# Green Hills C++ Compiler
3812	_LT_TAGVAR(lt_prog_compiler_pic, $1)='-PIC'
3813	;;
3814	*)
3815	;;
3816	esac
3817	;;
3818	sunos4*)
3819	case $cc_basename in
3820	CC*)
3821	# Sun C++ 4.x
3822	_LT_TAGVAR(lt_prog_compiler_pic, $1)='-pic'
3823	_LT_TAGVAR(lt_prog_compiler_static, $1)='-Bstatic'
3824	;;
3825	lcc*)
3826	# Lucid
3827	_LT_TAGVAR(lt_prog_compiler_pic, $1)='-pic'
3828	;;
3829	*)
3830	;;
3831	esac
3832	;;
3833	sysv5* \| unixware* \| sco3.2v5* \| sco5v6* \| OpenUNIX*)
3834	case $cc_basename in
3835	CC*)
3836	_LT_TAGVAR(lt_prog_compiler_wl, $1)='-Wl,'
3837	_LT_TAGVAR(lt_prog_compiler_pic, $1)='-KPIC'
3838	_LT_TAGVAR(lt_prog_compiler_static, $1)='-Bstatic'
3839	;;
3840	esac
3841	;;
3842	tandem*)
3843	case $cc_basename in
3844	NCC*)
3845	# NonStop-UX NCC 3.20
3846	_LT_TAGVAR(lt_prog_compiler_pic, $1)='-KPIC'
3847	;;
3848	*)
3849	;;
3850	esac
3851	;;
3852	vxworks*)
3853	;;
3854	*)
3855	_LT_TAGVAR(lt_prog_compiler_can_build_shared, $1)=no
3856	;;
3857	esac
3858	fi
3859	],
3860	[
3861	if test "$GCC" = yes; then
3862	_LT_TAGVAR(lt_prog_compiler_wl, $1)='-Wl,'
3863	_LT_TAGVAR(lt_prog_compiler_static, $1)='-static'
3864
3865	case $host_os in
3866	aix*)
3867	# All AIX code is PIC.
3868	if test "$host_cpu" = ia64; then
3869	# AIX 5 now supports IA64 processor
3870	_LT_TAGVAR(lt_prog_compiler_static, $1)='-Bstatic'
3871	fi
3872	;;
3873
3874	amigaos*)
3875	case $host_cpu in
3876	powerpc)
3877	# see comment about AmigaOS4 .so support
3878	_LT_TAGVAR(lt_prog_compiler_pic, $1)='-fPIC'
3879	;;
3880	m68k)
3881	# FIXME: we need at least 68020 code to build shared libraries, but
3882	# adding the `-m68020' flag to GCC prevents building anything better,
3883	# like `-m68040'.
3884	_LT_TAGVAR(lt_prog_compiler_pic, $1)='-m68020 -resident32 -malways-restore-a4'
3885	;;
3886	esac
3887	;;
3888
3889	beos* \| irix5* \| irix6* \| nonstopux* \| osf3* \| osf4* \| osf5*)
3890	# PIC is the default for these OSes.
3891	;;
3892
3893	mingw* \| cygwin* \| pw32* \| os2* \| cegcc*)
3894	# This hack is so that the source file can tell whether it is being
3895	# built for inclusion in a dll (and should export symbols for example).
3896	# Although the cygwin gcc ignores -fPIC, still need this for old-style
3897	# (--disable-auto-import) libraries
3898	m4_if([$1], [GCJ], [],
3899	[_LT_TAGVAR(lt_prog_compiler_pic, $1)='-DDLL_EXPORT'])
3900	;;
3901
3902	darwin* \| rhapsody*)
3903	# PIC is the default on this platform
3904	# Common symbols not allowed in MH_DYLIB files
3905	_LT_TAGVAR(lt_prog_compiler_pic, $1)='-fno-common'
3906	;;
3907
3908	hpux*)
3909	# PIC is the default for 64-bit PA HP-UX, but not for 32-bit
3910	# PA HP-UX. On IA64 HP-UX, PIC is the default but the pic flag
3911	# sets the default TLS model and affects inlining.
3912	case $host_cpu in
3913	hppa64)
3914	# +Z the default
3915	;;
3916	*)
3917	_LT_TAGVAR(lt_prog_compiler_pic, $1)='-fPIC'
3918	;;
3919	esac
3920	;;
3921
3922	interix[[3-9]]*)
3923	# Interix 3.x gcc -fpic/-fPIC options generate broken code.
3924	# Instead, we relocate shared libraries at runtime.
3925	;;
3926
3927	msdosdjgpp*)
3928	# Just because we use GCC doesn't mean we suddenly get shared libraries
3929	# on systems that don't support them.
3930	_LT_TAGVAR(lt_prog_compiler_can_build_shared, $1)=no
3931	enable_shared=no
3932	;;
3933
3934	nto \| qnx)
3935	# QNX uses GNU C++, but need to define -shared option too, otherwise
3936	# it will coredump.
3937	_LT_TAGVAR(lt_prog_compiler_pic, $1)='-fPIC -shared'
3938	;;
3939
3940	sysv4MP)
3941	if test -d /usr/nec; then
3942	_LT_TAGVAR(lt_prog_compiler_pic, $1)=-Kconform_pic
3943	fi
3944	;;
3945
3946	*)
3947	_LT_TAGVAR(lt_prog_compiler_pic, $1)='-fPIC'
3948	;;
3949	esac
3950	else
3951	# PORTME Check for flag to pass linker flags through the system compiler.
3952	case $host_os in
3953	aix*)
3954	_LT_TAGVAR(lt_prog_compiler_wl, $1)='-Wl,'
3955	if test "$host_cpu" = ia64; then
3956	# AIX 5 now supports IA64 processor
3957	_LT_TAGVAR(lt_prog_compiler_static, $1)='-Bstatic'
3958	else
3959	_LT_TAGVAR(lt_prog_compiler_static, $1)='-bnso -bI:/lib/syscalls.exp'
3960	fi
3961	;;
3962
3963	mingw* \| cygwin* \| pw32* \| os2* \| cegcc*)
3964	# This hack is so that the source file can tell whether it is being
3965	# built for inclusion in a dll (and should export symbols for example).
3966	m4_if([$1], [GCJ], [],
3967	[_LT_TAGVAR(lt_prog_compiler_pic, $1)='-DDLL_EXPORT'])
3968	;;
3969
3970	hpux9* \| hpux10* \| hpux11*)
3971	_LT_TAGVAR(lt_prog_compiler_wl, $1)='-Wl,'
3972	# PIC is the default for IA64 HP-UX and 64-bit HP-UX, but
3973	# not for PA HP-UX.
3974	case $host_cpu in
3975	hppa64\|ia64*)
3976	# +Z the default
3977	;;
3978	*)
3979	_LT_TAGVAR(lt_prog_compiler_pic, $1)='+Z'
3980	;;
3981	esac
3982	# Is there a better lt_prog_compiler_static that works with the bundled CC?
3983	_LT_TAGVAR(lt_prog_compiler_static, $1)='${wl}-a ${wl}archive'
3984	;;
3985
3986	irix5* \| irix6* \| nonstopux*)
3987	_LT_TAGVAR(lt_prog_compiler_wl, $1)='-Wl,'
3988	# PIC (with -KPIC) is the default.
3989	_LT_TAGVAR(lt_prog_compiler_static, $1)='-non_shared'
3990	;;
3991
3992	linux* \| kbsd-gnu \| kopensolaris*-gnu)
3993	case $cc_basename in
3994	# old Intel for x86_64 which still supported -KPIC.
3995	ecc*)
3996	_LT_TAGVAR(lt_prog_compiler_wl, $1)='-Wl,'
3997	_LT_TAGVAR(lt_prog_compiler_pic, $1)='-KPIC'
3998	_LT_TAGVAR(lt_prog_compiler_static, $1)='-static'
3999	;;
4000	# icc used to be incompatible with GCC.
4001	# ICC 10 doesn't accept -KPIC any more.
4002	icc* \| ifort*)
4003	_LT_TAGVAR(lt_prog_compiler_wl, $1)='-Wl,'
4004	_LT_TAGVAR(lt_prog_compiler_pic, $1)='-fPIC'
4005	_LT_TAGVAR(lt_prog_compiler_static, $1)='-static'
4006	;;
4007	# Lahey Fortran 8.1.
4008	lf95*)
4009	_LT_TAGVAR(lt_prog_compiler_wl, $1)='-Wl,'
4010	_LT_TAGVAR(lt_prog_compiler_pic, $1)='--shared'
4011	_LT_TAGVAR(lt_prog_compiler_static, $1)='--static'
4012	;;
4013	pgcc* \| pgf77* \| pgf90* \| pgf95*)
4014	# Portland Group compilers (not the Pentium gcc compiler,
4015	# which looks to be a dead project)
4016	_LT_TAGVAR(lt_prog_compiler_wl, $1)='-Wl,'
4017	_LT_TAGVAR(lt_prog_compiler_pic, $1)='-fpic'
4018	_LT_TAGVAR(lt_prog_compiler_static, $1)='-Bstatic'
4019	;;
4020	ccc*)
4021	_LT_TAGVAR(lt_prog_compiler_wl, $1)='-Wl,'
4022	# All Alpha code is PIC.
4023	_LT_TAGVAR(lt_prog_compiler_static, $1)='-non_shared'
4024	;;
4025	xl*)
4026	# IBM XL C 8.0/Fortran 10.1 on PPC
4027	_LT_TAGVAR(lt_prog_compiler_wl, $1)='-Wl,'
4028	_LT_TAGVAR(lt_prog_compiler_pic, $1)='-qpic'
4029	_LT_TAGVAR(lt_prog_compiler_static, $1)='-qstaticlink'
4030	;;
4031	*)
4032	case `$CC -V 2>&1 \| sed 5q` in
4033	Sun\ C)
4034	# Sun C 5.9
4035	_LT_TAGVAR(lt_prog_compiler_pic, $1)='-KPIC'
4036	_LT_TAGVAR(lt_prog_compiler_static, $1)='-Bstatic'
4037	_LT_TAGVAR(lt_prog_compiler_wl, $1)='-Wl,'
4038	;;
4039	Sun\ F)
4040	# Sun Fortran 8.3 passes all unrecognized flags to the linker
4041	_LT_TAGVAR(lt_prog_compiler_pic, $1)='-KPIC'
4042	_LT_TAGVAR(lt_prog_compiler_static, $1)='-Bstatic'
4043	_LT_TAGVAR(lt_prog_compiler_wl, $1)=''
4044	;;
4045	esac
4046	;;
4047	esac
4048	;;
4049
4050	newsos6)
4051	_LT_TAGVAR(lt_prog_compiler_pic, $1)='-KPIC'
4052	_LT_TAGVAR(lt_prog_compiler_static, $1)='-Bstatic'
4053	;;
4054
4055	nto \| qnx)
4056	# QNX uses GNU C++, but need to define -shared option too, otherwise
4057	# it will coredump.
4058	_LT_TAGVAR(lt_prog_compiler_pic, $1)='-fPIC -shared'
4059	;;
4060
4061	osf3* \| osf4* \| osf5*)
4062	_LT_TAGVAR(lt_prog_compiler_wl, $1)='-Wl,'
4063	# All OSF/1 code is PIC.
4064	_LT_TAGVAR(lt_prog_compiler_static, $1)='-non_shared'
4065	;;
4066
4067	rdos*)
4068	_LT_TAGVAR(lt_prog_compiler_static, $1)='-non_shared'
4069	;;
4070
4071	solaris*)
4072	_LT_TAGVAR(lt_prog_compiler_pic, $1)='-KPIC'
4073	_LT_TAGVAR(lt_prog_compiler_static, $1)='-Bstatic'
4074	case $cc_basename in
4075	f77* \| f90* \| f95*)
4076	_LT_TAGVAR(lt_prog_compiler_wl, $1)='-Qoption ld ';;
4077	*)
4078	_LT_TAGVAR(lt_prog_compiler_wl, $1)='-Wl,';;
4079	esac
4080	;;
4081
4082	sunos4*)
4083	_LT_TAGVAR(lt_prog_compiler_wl, $1)='-Qoption ld '
4084	_LT_TAGVAR(lt_prog_compiler_pic, $1)='-PIC'
4085	_LT_TAGVAR(lt_prog_compiler_static, $1)='-Bstatic'
4086	;;
4087
4088	sysv4 \| sysv4.2uw2* \| sysv4.3*)
4089	_LT_TAGVAR(lt_prog_compiler_wl, $1)='-Wl,'
4090	_LT_TAGVAR(lt_prog_compiler_pic, $1)='-KPIC'
4091	_LT_TAGVAR(lt_prog_compiler_static, $1)='-Bstatic'
4092	;;
4093
4094	sysv4MP)
4095	if test -d /usr/nec ;then
4096	_LT_TAGVAR(lt_prog_compiler_pic, $1)='-Kconform_pic'
4097	_LT_TAGVAR(lt_prog_compiler_static, $1)='-Bstatic'
4098	fi
4099	;;
4100
4101	sysv5* \| unixware* \| sco3.2v5* \| sco5v6* \| OpenUNIX*)
4102	_LT_TAGVAR(lt_prog_compiler_wl, $1)='-Wl,'
4103	_LT_TAGVAR(lt_prog_compiler_pic, $1)='-KPIC'
4104	_LT_TAGVAR(lt_prog_compiler_static, $1)='-Bstatic'
4105	;;
4106
4107	unicos*)
4108	_LT_TAGVAR(lt_prog_compiler_wl, $1)='-Wl,'
4109	_LT_TAGVAR(lt_prog_compiler_can_build_shared, $1)=no
4110	;;
4111
4112	uts4*)
4113	_LT_TAGVAR(lt_prog_compiler_pic, $1)='-pic'
4114	_LT_TAGVAR(lt_prog_compiler_static, $1)='-Bstatic'
4115	;;
4116
4117	*)
4118	_LT_TAGVAR(lt_prog_compiler_can_build_shared, $1)=no
4119	;;
4120	esac
4121	fi
4122	])
4123	case $host_os in
4124	# For platforms which do not support PIC, -DPIC is meaningless:
4125	djgpp)
4126	_LT_TAGVAR(lt_prog_compiler_pic, $1)=
4127	;;
4128	*)
4129	_LT_TAGVAR(lt_prog_compiler_pic, $1)="$_LT_TAGVAR(lt_prog_compiler_pic, $1)@&t@m4_if([$1],[],[ -DPIC],[m4_if([$1],[CXX],[ -DPIC],[])])"
4130	;;
4131	esac
4132	AC_MSG_RESULT([$_LT_TAGVAR(lt_prog_compiler_pic, $1)])
4133	_LT_TAGDECL([wl], [lt_prog_compiler_wl], [1],
4134	[How to pass a linker flag through the compiler])
4135
4136	#
4137	# Check to make sure the PIC flag actually works.
4138	#
4139	if test -n "$_LT_TAGVAR(lt_prog_compiler_pic, $1)"; then
4140	_LT_COMPILER_OPTION([if $compiler PIC flag $_LT_TAGVAR(lt_prog_compiler_pic, $1) works],
4141	[_LT_TAGVAR(lt_cv_prog_compiler_pic_works, $1)],
4142	[$_LT_TAGVAR(lt_prog_compiler_pic, $1)@&t@m4_if([$1],[],[ -DPIC],[m4_if([$1],[CXX],[ -DPIC],[])])], [],
4143	[case $_LT_TAGVAR(lt_prog_compiler_pic, $1) in
4144	"" \| " "*) ;;
4145	*) _LT_TAGVAR(lt_prog_compiler_pic, $1)=" $_LT_TAGVAR(lt_prog_compiler_pic, $1)" ;;
4146	esac],
4147	[_LT_TAGVAR(lt_prog_compiler_pic, $1)=
4148	_LT_TAGVAR(lt_prog_compiler_can_build_shared, $1)=no])
4149	fi
4150	_LT_TAGDECL([pic_flag], [lt_prog_compiler_pic], [1],
4151	[Additional compiler flags for building library objects])
4152
4153	#
4154	# Check to make sure the static flag actually works.
4155	#
4156	wl=$_LT_TAGVAR(lt_prog_compiler_wl, $1) eval lt_tmp_static_flag=\"$_LT_TAGVAR(lt_prog_compiler_static, $1)\"
4157	_LT_LINKER_OPTION([if $compiler static flag $lt_tmp_static_flag works],
4158	_LT_TAGVAR(lt_cv_prog_compiler_static_works, $1),
4159	$lt_tmp_static_flag,
4160	[],
4161	[_LT_TAGVAR(lt_prog_compiler_static, $1)=])
4162	_LT_TAGDECL([link_static_flag], [lt_prog_compiler_static], [1],
4163	[Compiler flag to prevent dynamic linking])
4164	])# _LT_COMPILER_PIC
4165
4166
4167	# _LT_LINKER_SHLIBS([TAGNAME])
4168	# ----------------------------
4169	# See if the linker supports building shared libraries.
4170	m4_defun([_LT_LINKER_SHLIBS],
4171	[AC_REQUIRE([LT_PATH_LD])dnl
4172	AC_REQUIRE([LT_PATH_NM])dnl
4173	m4_require([_LT_FILEUTILS_DEFAULTS])dnl
4174	m4_require([_LT_DECL_EGREP])dnl
4175	m4_require([_LT_DECL_SED])dnl
4176	m4_require([_LT_CMD_GLOBAL_SYMBOLS])dnl
4177	m4_require([_LT_TAG_COMPILER])dnl
4178	AC_MSG_CHECKING([whether the $compiler linker ($LD) supports shared libraries])
4179	m4_if([$1], [CXX], [
4180	_LT_TAGVAR(export_symbols_cmds, $1)='$NM $libobjs $convenience \| $global_symbol_pipe \| $SED '\''s/.* //'\'' \| sort \| uniq > $export_symbols'
4181	case $host_os in
4182	aix[[4-9]]*)
4183	# If we're using GNU nm, then we don't want the "-C" option.
4184	# -C means demangle to AIX nm, but means don't demangle with GNU nm
4185	if $NM -V 2>&1 \| $GREP 'GNU' > /dev/null; then
4186	_LT_TAGVAR(export_symbols_cmds, $1)='$NM -Bpg $libobjs $convenience \| awk '\''{ if (((\$ 2 == "T") \|\| (\$ 2 == "D") \|\| (\$ 2 == "B")) && ([substr](\$ 3,1,1) != ".")) { print \$ 3 } }'\'' \| sort -u > $export_symbols'
4187	else
4188	_LT_TAGVAR(export_symbols_cmds, $1)='$NM -BCpg $libobjs $convenience \| awk '\''{ if (((\$ 2 == "T") \|\| (\$ 2 == "D") \|\| (\$ 2 == "B")) && ([substr](\$ 3,1,1) != ".")) { print \$ 3 } }'\'' \| sort -u > $export_symbols'
4189	fi
4190	;;
4191	pw32*)
4192	_LT_TAGVAR(export_symbols_cmds, $1)="$ltdll_cmds"
4193	;;
4194	cygwin* \| mingw* \| cegcc*)
4195	_LT_TAGVAR(export_symbols_cmds, $1)='$NM $libobjs $convenience \| $global_symbol_pipe \| $SED -e '\''/^[[BCDGRS]][[ ]]/s/.[[ ]]\([[^ ]]\)/\1 DATA/;/^.[[ ]]__nm__/s/^.[[ ]]__nm__\([[^ ]]\)[[ ]][[^ ]]/\1 DATA/;/^I[[ ]]/d;/^[[AITW]][[ ]]/s/.* //'\'' \| sort \| uniq > $export_symbols'
4196	;;
4197	linux* \| kbsd-gnu)
4198	_LT_TAGVAR(link_all_deplibs, $1)=no
4199	;;
4200	*)
4201	_LT_TAGVAR(export_symbols_cmds, $1)='$NM $libobjs $convenience \| $global_symbol_pipe \| $SED '\''s/.* //'\'' \| sort \| uniq > $export_symbols'
4202	;;
4203	esac
4204	_LT_TAGVAR(exclude_expsyms, $1)=['_GLOBAL_OFFSET_TABLE_\|_GLOBAL__F[ID]_.*']
4205	], [
4206	runpath_var=
4207	_LT_TAGVAR(allow_undefined_flag, $1)=
4208	_LT_TAGVAR(always_export_symbols, $1)=no
4209	_LT_TAGVAR(archive_cmds, $1)=
4210	_LT_TAGVAR(archive_expsym_cmds, $1)=
4211	_LT_TAGVAR(compiler_needs_object, $1)=no
4212	_LT_TAGVAR(enable_shared_with_static_runtimes, $1)=no
4213	_LT_TAGVAR(export_dynamic_flag_spec, $1)=
4214	_LT_TAGVAR(export_symbols_cmds, $1)='$NM $libobjs $convenience \| $global_symbol_pipe \| $SED '\''s/.* //'\'' \| sort \| uniq > $export_symbols'
4215	_LT_TAGVAR(hardcode_automatic, $1)=no
4216	_LT_TAGVAR(hardcode_direct, $1)=no
4217	_LT_TAGVAR(hardcode_direct_absolute, $1)=no
4218	_LT_TAGVAR(hardcode_libdir_flag_spec, $1)=
4219	_LT_TAGVAR(hardcode_libdir_flag_spec_ld, $1)=
4220	_LT_TAGVAR(hardcode_libdir_separator, $1)=
4221	_LT_TAGVAR(hardcode_minus_L, $1)=no
4222	_LT_TAGVAR(hardcode_shlibpath_var, $1)=unsupported
4223	_LT_TAGVAR(inherit_rpath, $1)=no
4224	_LT_TAGVAR(link_all_deplibs, $1)=unknown
4225	_LT_TAGVAR(module_cmds, $1)=
4226	_LT_TAGVAR(module_expsym_cmds, $1)=
4227	_LT_TAGVAR(old_archive_from_new_cmds, $1)=
4228	_LT_TAGVAR(old_archive_from_expsyms_cmds, $1)=
4229	_LT_TAGVAR(thread_safe_flag_spec, $1)=
4230	_LT_TAGVAR(whole_archive_flag_spec, $1)=
4231	# include_expsyms should be a list of space-separated symbols to be always
4232	# included in the symbol list
4233	_LT_TAGVAR(include_expsyms, $1)=
4234	# exclude_expsyms can be an extended regexp of symbols to exclude
4235	# it will be wrapped by ` (' and `)$', so one must not match beginning or
4236	# end of line. Example: `a\|bc\|.d.' will exclude the symbols `a' and `bc',
4237	# as well as any symbol that contains `d'.
4238	_LT_TAGVAR(exclude_expsyms, $1)=['_GLOBAL_OFFSET_TABLE_\|_GLOBAL__F[ID]_.*']
4239	# Although _GLOBAL_OFFSET_TABLE_ is a valid symbol C name, most a.out
4240	# platforms (ab)use it in PIC code, but their linkers get confused if
4241	# the symbol is explicitly referenced. Since portable code cannot
4242	# rely on this symbol name, it's probably fine to never include it in
4243	# preloaded symbol tables.
4244	# Exclude shared library initialization/finalization symbols.
4245	dnl Note also adjust exclude_expsyms for C++ above.
4246	extract_expsyms_cmds=
4247
4248	case $host_os in
4249	cygwin* \| mingw* \| pw32* \| cegcc*)
4250	# FIXME: the MSVC++ port hasn't been tested in a loooong time
4251	# When not using gcc, we currently assume that we are using
4252	# Microsoft Visual C++.
4253	if test "$GCC" != yes; then
4254	with_gnu_ld=no
4255	fi
4256	;;
4257	interix*)
4258	# we just hope/assume this is gcc and not c89 (= MSVC++)
4259	with_gnu_ld=yes
4260	;;
4261	openbsd*)
4262	with_gnu_ld=no
4263	;;
4264	linux* \| kbsd-gnu)
4265	_LT_TAGVAR(link_all_deplibs, $1)=no
4266	;;
4267	esac
4268
4269	_LT_TAGVAR(ld_shlibs, $1)=yes
4270	if test "$with_gnu_ld" = yes; then
4271	# If archive_cmds runs LD, not CC, wlarc should be empty
4272	wlarc='${wl}'
4273
4274	# Set some defaults for GNU ld with shared library support. These
4275	# are reset later if shared libraries are not supported. Putting them
4276	# here allows them to be overridden if necessary.
4277	runpath_var=LD_RUN_PATH
4278	_LT_TAGVAR(hardcode_libdir_flag_spec, $1)='${wl}-rpath ${wl}$libdir'
4279	_LT_TAGVAR(export_dynamic_flag_spec, $1)='${wl}--export-dynamic'
4280	# ancient GNU ld didn't support --whole-archive et. al.
4281	if $LD --help 2>&1 \| $GREP 'no-whole-archive' > /dev/null; then
4282	_LT_TAGVAR(whole_archive_flag_spec, $1)="$wlarc"'--whole-archive$convenience '"$wlarc"'--no-whole-archive'
4283	else
4284	_LT_TAGVAR(whole_archive_flag_spec, $1)=
4285	fi
4286	supports_anon_versioning=no
4287	case `$LD -v 2>&1` in
4288	GNU\ gold) supports_anon_versioning=yes ;;
4289	\ [[01]]. \| \ 2.[[0-9]]. \| \ 2.10.) ;; # catch versions < 2.11
4290	\ 2.11.93.0.2\ ) supports_anon_versioning=yes ;; # RH7.3 ...
4291	\ 2.11.92.0.12\ ) supports_anon_versioning=yes ;; # Mandrake 8.2 ...
4292	\ 2.11.) ;; # other 2.11 versions
4293	*) supports_anon_versioning=yes ;;
4294	esac
4295
4296	# See if GNU ld supports shared libraries.
4297	case $host_os in
4298	aix[[3-9]]*)
4299	# On AIX/PPC, the GNU linker is very broken
4300	if test "$host_cpu" != ia64; then
4301	_LT_TAGVAR(ld_shlibs, $1)=no
4302	cat <<_LT_EOF 1>&2
4303
4304	*** Warning: the GNU linker, at least up to release 2.9.1, is reported
4305	*** to be unable to reliably create shared libraries on AIX.
4306	*** Therefore, libtool is disabling shared libraries support. If you
4307	*** really care for shared libraries, you may want to modify your PATH
4308	*** so that a non-GNU linker is found, and then restart.
4309
4310	_LT_EOF
4311	fi
4312	;;
4313
4314	amigaos*)
4315	case $host_cpu in
4316	powerpc)
4317	# see comment about AmigaOS4 .so support
4318	_LT_TAGVAR(archive_cmds, $1)='$CC -shared $libobjs $deplibs $compiler_flags ${wl}-soname $wl$soname -o $lib'
4319	_LT_TAGVAR(archive_expsym_cmds, $1)=''
4320	;;
4321	m68k)
4322	_LT_TAGVAR(archive_cmds, $1)='$RM $output_objdir/a2ixlibrary.data~$ECHO "#define NAME $libname" > $output_objdir/a2ixlibrary.data~$ECHO "#define LIBRARY_ID 1" >> $output_objdir/a2ixlibrary.data~$ECHO "#define VERSION $major" >> $output_objdir/a2ixlibrary.data~$ECHO "#define REVISION $revision" >> $output_objdir/a2ixlibrary.data~$AR $AR_FLAGS $lib $libobjs~$RANLIB $lib~(cd $output_objdir && a2ixlibrary -32)'
4323	_LT_TAGVAR(hardcode_libdir_flag_spec, $1)='-L$libdir'
4324	_LT_TAGVAR(hardcode_minus_L, $1)=yes
4325	;;
4326	esac
4327	;;
4328
4329	beos*)
4330	if $LD --help 2>&1 \| $GREP ': supported targets:.* elf' > /dev/null; then
4331	_LT_TAGVAR(allow_undefined_flag, $1)=unsupported
4332	# Joseph Beckenbach <jrb3@best.com> says some releases of gcc
4333	# support --undefined. This deserves some investigation. FIXME
4334	_LT_TAGVAR(archive_cmds, $1)='$CC -nostart $libobjs $deplibs $compiler_flags ${wl}-soname $wl$soname -o $lib'
4335	else
4336	_LT_TAGVAR(ld_shlibs, $1)=no
4337	fi
4338	;;
4339
4340	cygwin* \| mingw* \| pw32* \| cegcc*)
4341	# _LT_TAGVAR(hardcode_libdir_flag_spec, $1) is actually meaningless,
4342	# as there is no search path for DLLs.
4343	_LT_TAGVAR(hardcode_libdir_flag_spec, $1)='-L$libdir'
4344	_LT_TAGVAR(allow_undefined_flag, $1)=unsupported
4345	_LT_TAGVAR(always_export_symbols, $1)=no
4346	_LT_TAGVAR(enable_shared_with_static_runtimes, $1)=yes
4347	_LT_TAGVAR(export_symbols_cmds, $1)='$NM $libobjs $convenience \| $global_symbol_pipe \| $SED -e '\''/^[[BCDGRS]][[ ]]/s/.[[ ]]\([[^ ]]\)/\1 DATA/'\'' \| $SED -e '\''/^[[AITW]][[ ]]/s/.*[[ ]]//'\'' \| sort \| uniq > $export_symbols'
4348
4349	if $LD --help 2>&1 \| $GREP 'auto-import' > /dev/null; then
4350	_LT_TAGVAR(archive_cmds, $1)='$CC -shared $libobjs $deplibs $compiler_flags -o $output_objdir/$soname ${wl}--enable-auto-image-base -Xlinker --out-implib -Xlinker $lib'
4351	# If the export-symbols file already is a .def file (1st line
4352	# is EXPORTS), use it as is; otherwise, prepend...
4353	_LT_TAGVAR(archive_expsym_cmds, $1)='if test "x`$SED 1q $export_symbols`" = xEXPORTS; then
4354	cp $export_symbols $output_objdir/$soname.def;
4355	else
4356	echo EXPORTS > $output_objdir/$soname.def;
4357	cat $export_symbols >> $output_objdir/$soname.def;
4358	fi~
4359	$CC -shared $output_objdir/$soname.def $libobjs $deplibs $compiler_flags -o $output_objdir/$soname ${wl}--enable-auto-image-base -Xlinker --out-implib -Xlinker $lib'
4360	else
4361	_LT_TAGVAR(ld_shlibs, $1)=no
4362	fi
4363	;;
4364
4365	interix[[3-9]]*)
4366	_LT_TAGVAR(hardcode_direct, $1)=no
4367	_LT_TAGVAR(hardcode_shlibpath_var, $1)=no
4368	_LT_TAGVAR(hardcode_libdir_flag_spec, $1)='${wl}-rpath,$libdir'
4369	_LT_TAGVAR(export_dynamic_flag_spec, $1)='${wl}-E'
4370	# Hack: On Interix 3.x, we cannot compile PIC because of a broken gcc.
4371	# Instead, shared libraries are loaded at an image base (0x10000000 by
4372	# default) and relocated if they conflict, which is a slow very memory
4373	# consuming and fragmenting process. To avoid this, we pick a random,
4374	# 256 KiB-aligned image base between 0x50000000 and 0x6FFC0000 at link
4375	# time. Moving up from 0x10000000 also allows more sbrk(2) space.
4376	_LT_TAGVAR(archive_cmds, $1)='$CC -shared $pic_flag $libobjs $deplibs $compiler_flags ${wl}-h,$soname ${wl}--image-base,`expr ${RANDOM-$$} % 4096 / 2 \* 262144 + 1342177280` -o $lib'
4377	_LT_TAGVAR(archive_expsym_cmds, $1)='sed "s,^,_," $export_symbols >$output_objdir/$soname.expsym~$CC -shared $pic_flag $libobjs $deplibs $compiler_flags ${wl}-h,$soname ${wl}--retain-symbols-file,$output_objdir/$soname.expsym ${wl}--image-base,`expr ${RANDOM-$$} % 4096 / 2 \* 262144 + 1342177280` -o $lib'
4378	;;
4379
4380	gnu* \| linux* \| tpf* \| kbsd-gnu \| kopensolaris*-gnu)
4381	tmp_diet=no
4382	if test "$host_os" = linux-dietlibc; then
4383	case $cc_basename in
4384	diet\ *) tmp_diet=yes;; # linux-dietlibc with static linking (!diet-dyn)
4385	esac
4386	fi
4387	if $LD --help 2>&1 \| $EGREP ': supported targets:.* elf' > /dev/null \
4388	&& test "$tmp_diet" = no
4389	then
4390	tmp_addflag=
4391	tmp_sharedflag='-shared'
4392	case $cc_basename,$host_cpu in
4393	pgcc*) # Portland Group C compiler
4394	_LT_TAGVAR(whole_archive_flag_spec, $1)='${wl}--whole-archive`for conv in $convenience\"\"; do test -n \"$conv\" && new_convenience=\"$new_convenience,$conv\"; done; $ECHO \"$new_convenience\"` ${wl}--no-whole-archive'
4395	tmp_addflag=' $pic_flag'
4396	;;
4397	pgf77* \| pgf90* \| pgf95*) # Portland Group f77 and f90 compilers
4398	_LT_TAGVAR(whole_archive_flag_spec, $1)='${wl}--whole-archive`for conv in $convenience\"\"; do test -n \"$conv\" && new_convenience=\"$new_convenience,$conv\"; done; $ECHO \"$new_convenience\"` ${wl}--no-whole-archive'
4399	tmp_addflag=' $pic_flag -Mnomain' ;;
4400	ecc,ia64 \| icc,ia64) # Intel C compiler on ia64
4401	tmp_addflag=' -i_dynamic' ;;
4402	efc,ia64 \| ifort,ia64) # Intel Fortran compiler on ia64
4403	tmp_addflag=' -i_dynamic -nofor_main' ;;
4404	ifc* \| ifort*) # Intel Fortran compiler
4405	tmp_addflag=' -nofor_main' ;;
4406	lf95*) # Lahey Fortran 8.1
4407	_LT_TAGVAR(whole_archive_flag_spec, $1)=
4408	tmp_sharedflag='--shared' ;;
4409	xl[[cC]]*) # IBM XL C 8.0 on PPC (deal with xlf below)
4410	tmp_sharedflag='-qmkshrobj'
4411	tmp_addflag= ;;
4412	esac
4413	case `$CC -V 2>&1 \| sed 5q` in
4414	Sun\ C) # Sun C 5.9
4415	_LT_TAGVAR(whole_archive_flag_spec, $1)='${wl}--whole-archive`new_convenience=; for conv in $convenience\"\"; do test -z \"$conv\" \|\| new_convenience=\"$new_convenience,$conv\"; done; $ECHO \"$new_convenience\"` ${wl}--no-whole-archive'
4416	_LT_TAGVAR(compiler_needs_object, $1)=yes
4417	tmp_sharedflag='-G' ;;
4418	Sun\ F) # Sun Fortran 8.3
4419	tmp_sharedflag='-G' ;;
4420	esac
4421	_LT_TAGVAR(archive_cmds, $1)='$CC '"$tmp_sharedflag""$tmp_addflag"' $libobjs $deplibs $compiler_flags ${wl}-soname $wl$soname -o $lib'
4422
4423	if test "x$supports_anon_versioning" = xyes; then
4424	_LT_TAGVAR(archive_expsym_cmds, $1)='echo "{ global:" > $output_objdir/$libname.ver~
4425	cat $export_symbols \| sed -e "s/\(.*\)/\1;/" >> $output_objdir/$libname.ver~
4426	echo "local: *; };" >> $output_objdir/$libname.ver~
4427	$CC '"$tmp_sharedflag""$tmp_addflag"' $libobjs $deplibs $compiler_flags ${wl}-soname $wl$soname ${wl}-version-script ${wl}$output_objdir/$libname.ver -o $lib'
4428	fi
4429
4430	case $cc_basename in
4431	xlf*)
4432	# IBM XL Fortran 10.1 on PPC cannot create shared libs itself
4433	_LT_TAGVAR(whole_archive_flag_spec, $1)='--whole-archive$convenience --no-whole-archive'
4434	_LT_TAGVAR(hardcode_libdir_flag_spec, $1)=
4435	_LT_TAGVAR(hardcode_libdir_flag_spec_ld, $1)='-rpath $libdir'
4436	_LT_TAGVAR(archive_cmds, $1)='$LD -shared $libobjs $deplibs $compiler_flags -soname $soname -o $lib'
4437	if test "x$supports_anon_versioning" = xyes; then
4438	_LT_TAGVAR(archive_expsym_cmds, $1)='echo "{ global:" > $output_objdir/$libname.ver~
4439	cat $export_symbols \| sed -e "s/\(.*\)/\1;/" >> $output_objdir/$libname.ver~
4440	echo "local: *; };" >> $output_objdir/$libname.ver~
4441	$LD -shared $libobjs $deplibs $compiler_flags -soname $soname -version-script $output_objdir/$libname.ver -o $lib'
4442	fi
4443	;;
4444	esac
4445	else
4446	_LT_TAGVAR(ld_shlibs, $1)=no
4447	fi
4448	;;
4449
4450	netbsd* \| netbsdelf*-gnu)
4451	if echo __ELF__ \| $CC -E - \| $GREP __ELF__ >/dev/null; then
4452	_LT_TAGVAR(archive_cmds, $1)='$LD -Bshareable $libobjs $deplibs $linker_flags -o $lib'
4453	wlarc=
4454	else
4455	_LT_TAGVAR(archive_cmds, $1)='$CC -shared $libobjs $deplibs $compiler_flags ${wl}-soname $wl$soname -o $lib'
4456	_LT_TAGVAR(archive_expsym_cmds, $1)='$CC -shared $libobjs $deplibs $compiler_flags ${wl}-soname $wl$soname ${wl}-retain-symbols-file $wl$export_symbols -o $lib'
4457	fi
4458	;;
4459
4460	solaris*)
4461	if $LD -v 2>&1 \| $GREP 'BFD 2\.8' > /dev/null; then
4462	_LT_TAGVAR(ld_shlibs, $1)=no
4463	cat <<_LT_EOF 1>&2
4464
4465	*** Warning: The releases 2.8.* of the GNU linker cannot reliably
4466	*** create shared libraries on Solaris systems. Therefore, libtool
4467	*** is disabling shared libraries support. We urge you to upgrade GNU
4468	*** binutils to release 2.9.1 or newer. Another option is to modify
4469	*** your PATH or compiler configuration so that the native linker is
4470	*** used, and then restart.
4471
4472	_LT_EOF
4473	elif $LD --help 2>&1 \| $GREP ': supported targets:.* elf' > /dev/null; then
4474	_LT_TAGVAR(archive_cmds, $1)='$CC -shared $libobjs $deplibs $compiler_flags ${wl}-soname $wl$soname -o $lib'
4475	_LT_TAGVAR(archive_expsym_cmds, $1)='$CC -shared $libobjs $deplibs $compiler_flags ${wl}-soname $wl$soname ${wl}-retain-symbols-file $wl$export_symbols -o $lib'
4476	else
4477	_LT_TAGVAR(ld_shlibs, $1)=no
4478	fi
4479	;;
4480
4481	sysv5* \| sco3.2v5* \| sco5v6* \| unixware* \| OpenUNIX*)
4482	case `$LD -v 2>&1` in
4483	\ [[01]]. \| \ 2.[[0-9]]. \| \ 2.1[[0-5]].)
4484	_LT_TAGVAR(ld_shlibs, $1)=no
4485	cat <<_LT_EOF 1>&2
4486
4487	*** Warning: Releases of the GNU linker prior to 2.16.91.0.3 can not
4488	*** reliably create shared libraries on SCO systems. Therefore, libtool
4489	*** is disabling shared libraries support. We urge you to upgrade GNU
4490	*** binutils to release 2.16.91.0.3 or newer. Another option is to modify
4491	*** your PATH or compiler configuration so that the native linker is
4492	*** used, and then restart.
4493
4494	_LT_EOF
4495	;;
4496	*)
4497	# For security reasons, it is highly recommended that you always
4498	# use absolute paths for naming shared libraries, and exclude the
4499	# DT_RUNPATH tag from executables and libraries. But doing so
4500	# requires that you compile everything twice, which is a pain.
4501	if $LD --help 2>&1 \| $GREP ': supported targets:.* elf' > /dev/null; then
4502	_LT_TAGVAR(hardcode_libdir_flag_spec, $1)='${wl}-rpath ${wl}$libdir'
4503	_LT_TAGVAR(archive_cmds, $1)='$CC -shared $libobjs $deplibs $compiler_flags ${wl}-soname $wl$soname -o $lib'
4504	_LT_TAGVAR(archive_expsym_cmds, $1)='$CC -shared $libobjs $deplibs $compiler_flags ${wl}-soname $wl$soname ${wl}-retain-symbols-file $wl$export_symbols -o $lib'
4505	else
4506	_LT_TAGVAR(ld_shlibs, $1)=no
4507	fi
4508	;;
4509	esac
4510	;;
4511
4512	sunos4*)
4513	_LT_TAGVAR(archive_cmds, $1)='$LD -assert pure-text -Bshareable -o $lib $libobjs $deplibs $linker_flags'
4514	wlarc=
4515	_LT_TAGVAR(hardcode_direct, $1)=yes
4516	_LT_TAGVAR(hardcode_shlibpath_var, $1)=no
4517	;;
4518
4519	*)
4520	if $LD --help 2>&1 \| $GREP ': supported targets:.* elf' > /dev/null; then
4521	_LT_TAGVAR(archive_cmds, $1)='$CC -shared $libobjs $deplibs $compiler_flags ${wl}-soname $wl$soname -o $lib'
4522	_LT_TAGVAR(archive_expsym_cmds, $1)='$CC -shared $libobjs $deplibs $compiler_flags ${wl}-soname $wl$soname ${wl}-retain-symbols-file $wl$export_symbols -o $lib'
4523	else
4524	_LT_TAGVAR(ld_shlibs, $1)=no
4525	fi
4526	;;
4527	esac
4528
4529	if test "$_LT_TAGVAR(ld_shlibs, $1)" = no; then
4530	runpath_var=
4531	_LT_TAGVAR(hardcode_libdir_flag_spec, $1)=
4532	_LT_TAGVAR(export_dynamic_flag_spec, $1)=
4533	_LT_TAGVAR(whole_archive_flag_spec, $1)=
4534	fi
4535	else
4536	# PORTME fill in a description of your system's linker (not GNU ld)
4537	case $host_os in
4538	aix3*)
4539	_LT_TAGVAR(allow_undefined_flag, $1)=unsupported
4540	_LT_TAGVAR(always_export_symbols, $1)=yes
4541	_LT_TAGVAR(archive_expsym_cmds, $1)='$LD -o $output_objdir/$soname $libobjs $deplibs $linker_flags -bE:$export_symbols -T512 -H512 -bM:SRE~$AR $AR_FLAGS $lib $output_objdir/$soname'
4542	# Note: this linker hardcodes the directories in LIBPATH if there
4543	# are no directories specified by -L.
4544	_LT_TAGVAR(hardcode_minus_L, $1)=yes
4545	if test "$GCC" = yes && test -z "$lt_prog_compiler_static"; then
4546	# Neither direct hardcoding nor static linking is supported with a
4547	# broken collect2.
4548	_LT_TAGVAR(hardcode_direct, $1)=unsupported
4549	fi
4550	;;
4551
4552	aix[[4-9]]*)
4553	if test "$host_cpu" = ia64; then
4554	# On IA64, the linker does run time linking by default, so we don't
4555	# have to do anything special.
4556	aix_use_runtimelinking=no
4557	exp_sym_flag='-Bexport'
4558	no_entry_flag=""
4559	else
4560	# If we're using GNU nm, then we don't want the "-C" option.
4561	# -C means demangle to AIX nm, but means don't demangle with GNU nm
4562	if $NM -V 2>&1 \| $GREP 'GNU' > /dev/null; then
4563	_LT_TAGVAR(export_symbols_cmds, $1)='$NM -Bpg $libobjs $convenience \| awk '\''{ if (((\$ 2 == "T") \|\| (\$ 2 == "D") \|\| (\$ 2 == "B")) && ([substr](\$ 3,1,1) != ".")) { print \$ 3 } }'\'' \| sort -u > $export_symbols'
4564	else
4565	_LT_TAGVAR(export_symbols_cmds, $1)='$NM -BCpg $libobjs $convenience \| awk '\''{ if (((\$ 2 == "T") \|\| (\$ 2 == "D") \|\| (\$ 2 == "B")) && ([substr](\$ 3,1,1) != ".")) { print \$ 3 } }'\'' \| sort -u > $export_symbols'
4566	fi
4567	aix_use_runtimelinking=no
4568
4569	# Test if we are trying to use run time linking or normal
4570	# AIX style linking. If -brtl is somewhere in LDFLAGS, we
4571	# need to do runtime linking.
4572	case $host_os in aix4.[[23]]\|aix4.[[23]].\|aix[[5-9]])
4573	for ld_flag in $LDFLAGS; do
4574	if (test $ld_flag = "-brtl" \|\| test $ld_flag = "-Wl,-brtl"); then
4575	aix_use_runtimelinking=yes
4576	break
4577	fi
4578	done
4579	;;
4580	esac
4581
4582	exp_sym_flag='-bexport'
4583	no_entry_flag='-bnoentry'
4584	fi
4585
4586	# When large executables or shared objects are built, AIX ld can
4587	# have problems creating the table of contents. If linking a library
4588	# or program results in "error TOC overflow" add -mminimal-toc to
4589	# CXXFLAGS/CFLAGS for g++/gcc. In the cases where that is not
4590	# enough to fix the problem, add -Wl,-bbigtoc to LDFLAGS.
4591
4592	_LT_TAGVAR(archive_cmds, $1)=''
4593	_LT_TAGVAR(hardcode_direct, $1)=yes
4594	_LT_TAGVAR(hardcode_direct_absolute, $1)=yes
4595	_LT_TAGVAR(hardcode_libdir_separator, $1)=':'
4596	_LT_TAGVAR(link_all_deplibs, $1)=yes
4597	_LT_TAGVAR(file_list_spec, $1)='${wl}-f,'
4598
4599	if test "$GCC" = yes; then
4600	case $host_os in aix4.[[012]]\|aix4.[[012]].*)
4601	# We only want to do this on AIX 4.2 and lower, the check
4602	# below for broken collect2 doesn't work under 4.3+
4603	collect2name=`${CC} -print-prog-name=collect2`
4604	if test -f "$collect2name" &&
4605	strings "$collect2name" \| $GREP resolve_lib_name >/dev/null
4606	then
4607	# We have reworked collect2
4608	:
4609	else
4610	# We have old collect2
4611	_LT_TAGVAR(hardcode_direct, $1)=unsupported
4612	# It fails to find uninstalled libraries when the uninstalled
4613	# path is not listed in the libpath. Setting hardcode_minus_L
4614	# to unsupported forces relinking
4615	_LT_TAGVAR(hardcode_minus_L, $1)=yes
4616	_LT_TAGVAR(hardcode_libdir_flag_spec, $1)='-L$libdir'
4617	_LT_TAGVAR(hardcode_libdir_separator, $1)=
4618	fi
4619	;;
4620	esac
4621	shared_flag='-shared'
4622	if test "$aix_use_runtimelinking" = yes; then
4623	shared_flag="$shared_flag "'${wl}-G'
4624	fi
4625	_LT_TAGVAR(link_all_deplibs, $1)=no
4626	else
4627	# not using gcc
4628	if test "$host_cpu" = ia64; then
4629	# VisualAge C++, Version 5.5 for AIX 5L for IA-64, Beta 3 Release
4630	# chokes on -Wl,-G. The following line is correct:
4631	shared_flag='-G'
4632	else
4633	if test "$aix_use_runtimelinking" = yes; then
4634	shared_flag='${wl}-G'
4635	else
4636	shared_flag='${wl}-bM:SRE'
4637	fi
4638	fi
4639	fi
4640
4641	_LT_TAGVAR(export_dynamic_flag_spec, $1)='${wl}-bexpall'
4642	# It seems that -bexpall does not export symbols beginning with
4643	# underscore (_), so it is better to generate a list of symbols to export.
4644	_LT_TAGVAR(always_export_symbols, $1)=yes
4645	if test "$aix_use_runtimelinking" = yes; then
4646	# Warning - without using the other runtime loading flags (-brtl),
4647	# -berok will link without error, but may produce a broken library.
4648	_LT_TAGVAR(allow_undefined_flag, $1)='-berok'
4649	# Determine the default libpath from the value encoded in an
4650	# empty executable.
4651	_LT_SYS_MODULE_PATH_AIX
4652	_LT_TAGVAR(hardcode_libdir_flag_spec, $1)='${wl}-blibpath:$libdir:'"$aix_libpath"
4653	_LT_TAGVAR(archive_expsym_cmds, $1)='$CC -o $output_objdir/$soname $libobjs $deplibs '"\${wl}$no_entry_flag"' $compiler_flags `if test "x${allow_undefined_flag}" != "x"; then $ECHO "X${wl}${allow_undefined_flag}" \| $Xsed; else :; fi` '"\${wl}$exp_sym_flag:\$export_symbols $shared_flag"
4654	else
4655	if test "$host_cpu" = ia64; then
4656	_LT_TAGVAR(hardcode_libdir_flag_spec, $1)='${wl}-R $libdir:/usr/lib:/lib'
4657	_LT_TAGVAR(allow_undefined_flag, $1)="-z nodefs"
4658	_LT_TAGVAR(archive_expsym_cmds, $1)="\$CC $shared_flag"' -o $output_objdir/$soname $libobjs $deplibs '"\${wl}$no_entry_flag"' $compiler_flags ${wl}${allow_undefined_flag} '"\${wl}$exp_sym_flag:\$export_symbols"
4659	else
4660	# Determine the default libpath from the value encoded in an
4661	# empty executable.
4662	_LT_SYS_MODULE_PATH_AIX
4663	_LT_TAGVAR(hardcode_libdir_flag_spec, $1)='${wl}-blibpath:$libdir:'"$aix_libpath"
4664	# Warning - without using the other run time loading flags,
4665	# -berok will link without error, but may produce a broken library.
4666	_LT_TAGVAR(no_undefined_flag, $1)=' ${wl}-bernotok'
4667	_LT_TAGVAR(allow_undefined_flag, $1)=' ${wl}-berok'
4668	# Exported symbols can be pulled into shared objects from archives
4669	_LT_TAGVAR(whole_archive_flag_spec, $1)='$convenience'
4670	_LT_TAGVAR(archive_cmds_need_lc, $1)=yes
4671	# This is similar to how AIX traditionally builds its shared libraries.
4672	_LT_TAGVAR(archive_expsym_cmds, $1)="\$CC $shared_flag"' -o $output_objdir/$soname $libobjs $deplibs ${wl}-bnoentry $compiler_flags ${wl}-bE:$export_symbols${allow_undefined_flag}~$AR $AR_FLAGS $output_objdir/$libname$release.a $output_objdir/$soname'
4673	fi
4674	fi
4675	;;
4676
4677	amigaos*)
4678	case $host_cpu in
4679	powerpc)
4680	# see comment about AmigaOS4 .so support
4681	_LT_TAGVAR(archive_cmds, $1)='$CC -shared $libobjs $deplibs $compiler_flags ${wl}-soname $wl$soname -o $lib'
4682	_LT_TAGVAR(archive_expsym_cmds, $1)=''
4683	;;
4684	m68k)
4685	_LT_TAGVAR(archive_cmds, $1)='$RM $output_objdir/a2ixlibrary.data~$ECHO "#define NAME $libname" > $output_objdir/a2ixlibrary.data~$ECHO "#define LIBRARY_ID 1" >> $output_objdir/a2ixlibrary.data~$ECHO "#define VERSION $major" >> $output_objdir/a2ixlibrary.data~$ECHO "#define REVISION $revision" >> $output_objdir/a2ixlibrary.data~$AR $AR_FLAGS $lib $libobjs~$RANLIB $lib~(cd $output_objdir && a2ixlibrary -32)'
4686	_LT_TAGVAR(hardcode_libdir_flag_spec, $1)='-L$libdir'
4687	_LT_TAGVAR(hardcode_minus_L, $1)=yes
4688	;;
4689	esac
4690	;;
4691
4692	bsdi[[45]]*)
4693	_LT_TAGVAR(export_dynamic_flag_spec, $1)=-rdynamic
4694	;;
4695
4696	cygwin* \| mingw* \| pw32* \| cegcc*)
4697	# When not using gcc, we currently assume that we are using
4698	# Microsoft Visual C++.
4699	# hardcode_libdir_flag_spec is actually meaningless, as there is
4700	# no search path for DLLs.
4701	_LT_TAGVAR(hardcode_libdir_flag_spec, $1)=' '
4702	_LT_TAGVAR(allow_undefined_flag, $1)=unsupported
4703	# Tell ltmain to make .lib files, not .a files.
4704	libext=lib
4705	# Tell ltmain to make .dll files, not .so files.
4706	shrext_cmds=".dll"
4707	# FIXME: Setting linknames here is a bad hack.
4708	_LT_TAGVAR(archive_cmds, $1)='$CC -o $lib $libobjs $compiler_flags `$ECHO "X$deplibs" \| $Xsed -e '\''s/ -lc$//'\''` -link -dll~linknames='
4709	# The linker will automatically build a .lib file if we build a DLL.
4710	_LT_TAGVAR(old_archive_from_new_cmds, $1)='true'
4711	# FIXME: Should let the user specify the lib program.
4712	_LT_TAGVAR(old_archive_cmds, $1)='lib -OUT:$oldlib$oldobjs$old_deplibs'
4713	_LT_TAGVAR(fix_srcfile_path, $1)='`cygpath -w "$srcfile"`'
4714	_LT_TAGVAR(enable_shared_with_static_runtimes, $1)=yes
4715	;;
4716
4717	darwin* \| rhapsody*)
4718	_LT_DARWIN_LINKER_FEATURES($1)
4719	;;
4720
4721	dgux*)
4722	_LT_TAGVAR(archive_cmds, $1)='$LD -G -h $soname -o $lib $libobjs $deplibs $linker_flags'
4723	_LT_TAGVAR(hardcode_libdir_flag_spec, $1)='-L$libdir'
4724	_LT_TAGVAR(hardcode_shlibpath_var, $1)=no
4725	;;
4726
4727	freebsd1*)
4728	_LT_TAGVAR(ld_shlibs, $1)=no
4729	;;
4730
4731	# FreeBSD 2.2.[012] allows us to include c++rt0.o to get C++ constructor
4732	# support. Future versions do this automatically, but an explicit c++rt0.o
4733	# does not break anything, and helps significantly (at the cost of a little
4734	# extra space).
4735	freebsd2.2*)
4736	_LT_TAGVAR(archive_cmds, $1)='$LD -Bshareable -o $lib $libobjs $deplibs $linker_flags /usr/lib/c++rt0.o'
4737	_LT_TAGVAR(hardcode_libdir_flag_spec, $1)='-R$libdir'
4738	_LT_TAGVAR(hardcode_direct, $1)=yes
4739	_LT_TAGVAR(hardcode_shlibpath_var, $1)=no
4740	;;
4741
4742	# Unfortunately, older versions of FreeBSD 2 do not have this feature.
4743	freebsd2*)
4744	_LT_TAGVAR(archive_cmds, $1)='$LD -Bshareable -o $lib $libobjs $deplibs $linker_flags'
4745	_LT_TAGVAR(hardcode_direct, $1)=yes
4746	_LT_TAGVAR(hardcode_minus_L, $1)=yes
4747	_LT_TAGVAR(hardcode_shlibpath_var, $1)=no
4748	;;
4749
4750	# FreeBSD 3 and greater uses gcc -shared to do shared libraries.
4751	freebsd* \| dragonfly*)
4752	_LT_TAGVAR(archive_cmds, $1)='$CC -shared -o $lib $libobjs $deplibs $compiler_flags'
4753	_LT_TAGVAR(hardcode_libdir_flag_spec, $1)='-R$libdir'
4754	_LT_TAGVAR(hardcode_direct, $1)=yes
4755	_LT_TAGVAR(hardcode_shlibpath_var, $1)=no
4756	;;
4757
4758	hpux9*)
4759	if test "$GCC" = yes; then
4760	_LT_TAGVAR(archive_cmds, $1)='$RM $output_objdir/$soname~$CC -shared -fPIC ${wl}+b ${wl}$install_libdir -o $output_objdir/$soname $libobjs $deplibs $compiler_flags~test $output_objdir/$soname = $lib \|\| mv $output_objdir/$soname $lib'
4761	else
4762	_LT_TAGVAR(archive_cmds, $1)='$RM $output_objdir/$soname~$LD -b +b $install_libdir -o $output_objdir/$soname $libobjs $deplibs $linker_flags~test $output_objdir/$soname = $lib \|\| mv $output_objdir/$soname $lib'
4763	fi
4764	_LT_TAGVAR(hardcode_libdir_flag_spec, $1)='${wl}+b ${wl}$libdir'
4765	_LT_TAGVAR(hardcode_libdir_separator, $1)=:
4766	_LT_TAGVAR(hardcode_direct, $1)=yes
4767
4768	# hardcode_minus_L: Not really in the search PATH,
4769	# but as the default location of the library.
4770	_LT_TAGVAR(hardcode_minus_L, $1)=yes
4771	_LT_TAGVAR(export_dynamic_flag_spec, $1)='${wl}-E'
4772	;;
4773
4774	hpux10*)
4775	if test "$GCC" = yes -a "$with_gnu_ld" = no; then
4776	_LT_TAGVAR(archive_cmds, $1)='$CC -shared -fPIC ${wl}+h ${wl}$soname ${wl}+b ${wl}$install_libdir -o $lib $libobjs $deplibs $compiler_flags'
4777	else
4778	_LT_TAGVAR(archive_cmds, $1)='$LD -b +h $soname +b $install_libdir -o $lib $libobjs $deplibs $linker_flags'
4779	fi
4780	if test "$with_gnu_ld" = no; then
4781	_LT_TAGVAR(hardcode_libdir_flag_spec, $1)='${wl}+b ${wl}$libdir'
4782	_LT_TAGVAR(hardcode_libdir_flag_spec_ld, $1)='+b $libdir'
4783	_LT_TAGVAR(hardcode_libdir_separator, $1)=:
4784	_LT_TAGVAR(hardcode_direct, $1)=yes
4785	_LT_TAGVAR(hardcode_direct_absolute, $1)=yes
4786	_LT_TAGVAR(export_dynamic_flag_spec, $1)='${wl}-E'
4787	# hardcode_minus_L: Not really in the search PATH,
4788	# but as the default location of the library.
4789	_LT_TAGVAR(hardcode_minus_L, $1)=yes
4790	fi
4791	;;
4792
4793	hpux11*)
4794	if test "$GCC" = yes -a "$with_gnu_ld" = no; then
4795	case $host_cpu in
4796	hppa64)
4797	_LT_TAGVAR(archive_cmds, $1)='$CC -shared ${wl}+h ${wl}$soname -o $lib $libobjs $deplibs $compiler_flags'
4798	;;
4799	ia64*)
4800	_LT_TAGVAR(archive_cmds, $1)='$CC -shared -fPIC ${wl}+h ${wl}$soname ${wl}+nodefaultrpath -o $lib $libobjs $deplibs $compiler_flags'
4801	;;
4802	*)
4803	_LT_TAGVAR(archive_cmds, $1)='$CC -shared -fPIC ${wl}+h ${wl}$soname ${wl}+b ${wl}$install_libdir -o $lib $libobjs $deplibs $compiler_flags'
4804	;;
4805	esac
4806	else
4807	case $host_cpu in
4808	hppa64)
4809	_LT_TAGVAR(archive_cmds, $1)='$CC -b ${wl}+h ${wl}$soname -o $lib $libobjs $deplibs $compiler_flags'
4810	;;
4811	ia64*)
4812	_LT_TAGVAR(archive_cmds, $1)='$CC -b ${wl}+h ${wl}$soname ${wl}+nodefaultrpath -o $lib $libobjs $deplibs $compiler_flags'
4813	;;
4814	*)
4815	_LT_TAGVAR(archive_cmds, $1)='$CC -b ${wl}+h ${wl}$soname ${wl}+b ${wl}$install_libdir -o $lib $libobjs $deplibs $compiler_flags'
4816	;;
4817	esac
4818	fi
4819	if test "$with_gnu_ld" = no; then
4820	_LT_TAGVAR(hardcode_libdir_flag_spec, $1)='${wl}+b ${wl}$libdir'
4821	_LT_TAGVAR(hardcode_libdir_separator, $1)=:
4822
4823	case $host_cpu in
4824	hppa64\|ia64*)
4825	_LT_TAGVAR(hardcode_direct, $1)=no
4826	_LT_TAGVAR(hardcode_shlibpath_var, $1)=no
4827	;;
4828	*)
4829	_LT_TAGVAR(hardcode_direct, $1)=yes
4830	_LT_TAGVAR(hardcode_direct_absolute, $1)=yes
4831	_LT_TAGVAR(export_dynamic_flag_spec, $1)='${wl}-E'
4832
4833	# hardcode_minus_L: Not really in the search PATH,
4834	# but as the default location of the library.
4835	_LT_TAGVAR(hardcode_minus_L, $1)=yes
4836	;;
4837	esac
4838	fi
4839	;;
4840
4841	irix5* \| irix6* \| nonstopux*)
4842	if test "$GCC" = yes; then
4843	_LT_TAGVAR(archive_cmds, $1)='$CC -shared $libobjs $deplibs $compiler_flags ${wl}-soname ${wl}$soname `test -n "$verstring" && $ECHO "X${wl}-set_version ${wl}$verstring" \| $Xsed` ${wl}-update_registry ${wl}${output_objdir}/so_locations -o $lib'
4844	# Try to use the -exported_symbol ld option, if it does not
4845	# work, assume that -exports_file does not work either and
4846	# implicitly export all symbols.
4847	save_LDFLAGS="$LDFLAGS"
4848	LDFLAGS="$LDFLAGS -shared ${wl}-exported_symbol ${wl}foo ${wl}-update_registry ${wl}/dev/null"
4849	AC_LINK_IFELSE(int foo(void) {},
4850	_LT_TAGVAR(archive_expsym_cmds, $1)='$CC -shared $libobjs $deplibs $compiler_flags ${wl}-soname ${wl}$soname `test -n "$verstring" && $ECHO "X${wl}-set_version ${wl}$verstring" \| $Xsed` ${wl}-update_registry ${wl}${output_objdir}/so_locations ${wl}-exports_file ${wl}$export_symbols -o $lib'
4851	)
4852	LDFLAGS="$save_LDFLAGS"
4853	else
4854	_LT_TAGVAR(archive_cmds, $1)='$CC -shared $libobjs $deplibs $compiler_flags -soname $soname `test -n "$verstring" && $ECHO "X-set_version $verstring" \| $Xsed` -update_registry ${output_objdir}/so_locations -o $lib'
4855	_LT_TAGVAR(archive_expsym_cmds, $1)='$CC -shared $libobjs $deplibs $compiler_flags -soname $soname `test -n "$verstring" && $ECHO "X-set_version $verstring" \| $Xsed` -update_registry ${output_objdir}/so_locations -exports_file $export_symbols -o $lib'
4856	fi
4857	_LT_TAGVAR(archive_cmds_need_lc, $1)='no'
4858	_LT_TAGVAR(hardcode_libdir_flag_spec, $1)='${wl}-rpath ${wl}$libdir'
4859	_LT_TAGVAR(hardcode_libdir_separator, $1)=:
4860	_LT_TAGVAR(inherit_rpath, $1)=yes
4861	_LT_TAGVAR(link_all_deplibs, $1)=yes
4862	;;
4863
4864	netbsd* \| netbsdelf*-gnu)
4865	if echo __ELF__ \| $CC -E - \| $GREP __ELF__ >/dev/null; then
4866	_LT_TAGVAR(archive_cmds, $1)='$LD -Bshareable -o $lib $libobjs $deplibs $linker_flags' # a.out
4867	else
4868	_LT_TAGVAR(archive_cmds, $1)='$LD -shared -o $lib $libobjs $deplibs $linker_flags' # ELF
4869	fi
4870	_LT_TAGVAR(hardcode_libdir_flag_spec, $1)='-R$libdir'
4871	_LT_TAGVAR(hardcode_direct, $1)=yes
4872	_LT_TAGVAR(hardcode_shlibpath_var, $1)=no
4873	;;
4874
4875	newsos6)
4876	_LT_TAGVAR(archive_cmds, $1)='$LD -G -h $soname -o $lib $libobjs $deplibs $linker_flags'
4877	_LT_TAGVAR(hardcode_direct, $1)=yes
4878	_LT_TAGVAR(hardcode_libdir_flag_spec, $1)='${wl}-rpath ${wl}$libdir'
4879	_LT_TAGVAR(hardcode_libdir_separator, $1)=:
4880	_LT_TAGVAR(hardcode_shlibpath_var, $1)=no
4881	;;
4882
4883	nto \| qnx)
4884	;;
4885
4886	openbsd*)
4887	if test -f /usr/libexec/ld.so; then
4888	_LT_TAGVAR(hardcode_direct, $1)=yes
4889	_LT_TAGVAR(hardcode_shlibpath_var, $1)=no
4890	_LT_TAGVAR(hardcode_direct_absolute, $1)=yes
4891	if test -z "`echo __ELF__ \| $CC -E - \| $GREP __ELF__`" \|\| test "$host_os-$host_cpu" = "openbsd2.8-powerpc"; then
4892	_LT_TAGVAR(archive_cmds, $1)='$CC -shared $pic_flag -o $lib $libobjs $deplibs $compiler_flags'
4893	_LT_TAGVAR(archive_expsym_cmds, $1)='$CC -shared $pic_flag -o $lib $libobjs $deplibs $compiler_flags ${wl}-retain-symbols-file,$export_symbols'
4894	_LT_TAGVAR(hardcode_libdir_flag_spec, $1)='${wl}-rpath,$libdir'
4895	_LT_TAGVAR(export_dynamic_flag_spec, $1)='${wl}-E'
4896	else
4897	case $host_os in
4898	openbsd[[01]].* \| openbsd2.[[0-7]] \| openbsd2.[[0-7]].*)
4899	_LT_TAGVAR(archive_cmds, $1)='$LD -Bshareable -o $lib $libobjs $deplibs $linker_flags'
4900	_LT_TAGVAR(hardcode_libdir_flag_spec, $1)='-R$libdir'
4901	;;
4902	*)
4903	_LT_TAGVAR(archive_cmds, $1)='$CC -shared $pic_flag -o $lib $libobjs $deplibs $compiler_flags'
4904	_LT_TAGVAR(hardcode_libdir_flag_spec, $1)='${wl}-rpath,$libdir'
4905	;;
4906	esac
4907	fi
4908	else
4909	_LT_TAGVAR(ld_shlibs, $1)=no
4910	fi
4911	;;
4912
4913	os2*)
4914	_LT_TAGVAR(hardcode_libdir_flag_spec, $1)='-L$libdir'
4915	_LT_TAGVAR(hardcode_minus_L, $1)=yes
4916	_LT_TAGVAR(allow_undefined_flag, $1)=unsupported
4917	_LT_TAGVAR(archive_cmds, $1)='$ECHO "LIBRARY $libname INITINSTANCE" > $output_objdir/$libname.def~$ECHO "DESCRIPTION \"$libname\"" >> $output_objdir/$libname.def~$ECHO DATA >> $output_objdir/$libname.def~$ECHO " SINGLE NONSHARED" >> $output_objdir/$libname.def~$ECHO EXPORTS >> $output_objdir/$libname.def~emxexp $libobjs >> $output_objdir/$libname.def~$CC -Zdll -Zcrtdll -o $lib $libobjs $deplibs $compiler_flags $output_objdir/$libname.def'
4918	_LT_TAGVAR(old_archive_from_new_cmds, $1)='emximp -o $output_objdir/$libname.a $output_objdir/$libname.def'
4919	;;
4920
4921	osf3*)
4922	if test "$GCC" = yes; then
4923	_LT_TAGVAR(allow_undefined_flag, $1)=' ${wl}-expect_unresolved ${wl}\*'
4924	_LT_TAGVAR(archive_cmds, $1)='$CC -shared${allow_undefined_flag} $libobjs $deplibs $compiler_flags ${wl}-soname ${wl}$soname `test -n "$verstring" && $ECHO "X${wl}-set_version ${wl}$verstring" \| $Xsed` ${wl}-update_registry ${wl}${output_objdir}/so_locations -o $lib'
4925	else
4926	_LT_TAGVAR(allow_undefined_flag, $1)=' -expect_unresolved \*'
4927	_LT_TAGVAR(archive_cmds, $1)='$CC -shared${allow_undefined_flag} $libobjs $deplibs $compiler_flags -soname $soname `test -n "$verstring" && $ECHO "X-set_version $verstring" \| $Xsed` -update_registry ${output_objdir}/so_locations -o $lib'
4928	fi
4929	_LT_TAGVAR(archive_cmds_need_lc, $1)='no'
4930	_LT_TAGVAR(hardcode_libdir_flag_spec, $1)='${wl}-rpath ${wl}$libdir'
4931	_LT_TAGVAR(hardcode_libdir_separator, $1)=:
4932	;;
4933
4934	osf4* \| osf5) # as osf3 with the addition of -msym flag
4935	if test "$GCC" = yes; then
4936	_LT_TAGVAR(allow_undefined_flag, $1)=' ${wl}-expect_unresolved ${wl}\*'
4937	_LT_TAGVAR(archive_cmds, $1)='$CC -shared${allow_undefined_flag} $libobjs $deplibs $compiler_flags ${wl}-msym ${wl}-soname ${wl}$soname `test -n "$verstring" && $ECHO "X${wl}-set_version ${wl}$verstring" \| $Xsed` ${wl}-update_registry ${wl}${output_objdir}/so_locations -o $lib'
4938	_LT_TAGVAR(hardcode_libdir_flag_spec, $1)='${wl}-rpath ${wl}$libdir'
4939	else
4940	_LT_TAGVAR(allow_undefined_flag, $1)=' -expect_unresolved \*'
4941	_LT_TAGVAR(archive_cmds, $1)='$CC -shared${allow_undefined_flag} $libobjs $deplibs $compiler_flags -msym -soname $soname `test -n "$verstring" && $ECHO "X-set_version $verstring" \| $Xsed` -update_registry ${output_objdir}/so_locations -o $lib'
4942	_LT_TAGVAR(archive_expsym_cmds, $1)='for i in `cat $export_symbols`; do printf "%s %s\\n" -exported_symbol "\$i" >> $lib.exp; done; printf "%s\\n" "-hidden">> $lib.exp~
4943	$CC -shared${allow_undefined_flag} ${wl}-input ${wl}$lib.exp $compiler_flags $libobjs $deplibs -soname $soname `test -n "$verstring" && $ECHO "X-set_version $verstring" \| $Xsed` -update_registry ${output_objdir}/so_locations -o $lib~$RM $lib.exp'
4944
4945	# Both c and cxx compiler support -rpath directly
4946	_LT_TAGVAR(hardcode_libdir_flag_spec, $1)='-rpath $libdir'
4947	fi
4948	_LT_TAGVAR(archive_cmds_need_lc, $1)='no'
4949	_LT_TAGVAR(hardcode_libdir_separator, $1)=:
4950	;;
4951
4952	solaris*)
4953	_LT_TAGVAR(no_undefined_flag, $1)=' -z defs'
4954	if test "$GCC" = yes; then
4955	wlarc='${wl}'
4956	_LT_TAGVAR(archive_cmds, $1)='$CC -shared ${wl}-z ${wl}text ${wl}-h ${wl}$soname -o $lib $libobjs $deplibs $compiler_flags'
4957	_LT_TAGVAR(archive_expsym_cmds, $1)='echo "{ global:" > $lib.exp~cat $export_symbols \| $SED -e "s/\(.\)/\1;/" >> $lib.exp~echo "local: ; };" >> $lib.exp~
4958	$CC -shared ${wl}-z ${wl}text ${wl}-M ${wl}$lib.exp ${wl}-h ${wl}$soname -o $lib $libobjs $deplibs $compiler_flags~$RM $lib.exp'
4959	else
4960	case `$CC -V 2>&1` in
4961	"Compilers 5.0")
4962	wlarc=''
4963	_LT_TAGVAR(archive_cmds, $1)='$LD -G${allow_undefined_flag} -h $soname -o $lib $libobjs $deplibs $linker_flags'
4964	_LT_TAGVAR(archive_expsym_cmds, $1)='echo "{ global:" > $lib.exp~cat $export_symbols \| $SED -e "s/\(.\)/\1;/" >> $lib.exp~echo "local: ; };" >> $lib.exp~
4965	$LD -G${allow_undefined_flag} -M $lib.exp -h $soname -o $lib $libobjs $deplibs $linker_flags~$RM $lib.exp'
4966	;;
4967	*)
4968	wlarc='${wl}'
4969	_LT_TAGVAR(archive_cmds, $1)='$CC -G${allow_undefined_flag} -h $soname -o $lib $libobjs $deplibs $compiler_flags'
4970	_LT_TAGVAR(archive_expsym_cmds, $1)='echo "{ global:" > $lib.exp~cat $export_symbols \| $SED -e "s/\(.\)/\1;/" >> $lib.exp~echo "local: ; };" >> $lib.exp~
4971	$CC -G${allow_undefined_flag} -M $lib.exp -h $soname -o $lib $libobjs $deplibs $compiler_flags~$RM $lib.exp'
4972	;;
4973	esac
4974	fi
4975	_LT_TAGVAR(hardcode_libdir_flag_spec, $1)='-R$libdir'
4976	_LT_TAGVAR(hardcode_shlibpath_var, $1)=no
4977	case $host_os in
4978	solaris2.[[0-5]] \| solaris2.[[0-5]].*) ;;
4979	*)
4980	# The compiler driver will combine and reorder linker options,
4981	# but understands `-z linker_flag'. GCC discards it without `$wl',
4982	# but is careful enough not to reorder.
4983	# Supported since Solaris 2.6 (maybe 2.5.1?)
4984	if test "$GCC" = yes; then
4985	_LT_TAGVAR(whole_archive_flag_spec, $1)='${wl}-z ${wl}allextract$convenience ${wl}-z ${wl}defaultextract'
4986	else
4987	_LT_TAGVAR(whole_archive_flag_spec, $1)='-z allextract$convenience -z defaultextract'
4988	fi
4989	;;
4990	esac
4991	_LT_TAGVAR(link_all_deplibs, $1)=yes
4992	;;
4993
4994	sunos4*)
4995	if test "x$host_vendor" = xsequent; then
4996	# Use $CC to link under sequent, because it throws in some extra .o
4997	# files that make .init and .fini sections work.
4998	_LT_TAGVAR(archive_cmds, $1)='$CC -G ${wl}-h $soname -o $lib $libobjs $deplibs $compiler_flags'
4999	else
5000	_LT_TAGVAR(archive_cmds, $1)='$LD -assert pure-text -Bstatic -o $lib $libobjs $deplibs $linker_flags'
5001	fi
5002	_LT_TAGVAR(hardcode_libdir_flag_spec, $1)='-L$libdir'
5003	_LT_TAGVAR(hardcode_direct, $1)=yes
5004	_LT_TAGVAR(hardcode_minus_L, $1)=yes
5005	_LT_TAGVAR(hardcode_shlibpath_var, $1)=no
5006	;;
5007
5008	sysv4)
5009	case $host_vendor in
5010	sni)
5011	_LT_TAGVAR(archive_cmds, $1)='$LD -G -h $soname -o $lib $libobjs $deplibs $linker_flags'
5012	_LT_TAGVAR(hardcode_direct, $1)=yes # is this really true???
5013	;;
5014	siemens)
5015	## LD is ld it makes a PLAMLIB
5016	## CC just makes a GrossModule.
5017	_LT_TAGVAR(archive_cmds, $1)='$LD -G -o $lib $libobjs $deplibs $linker_flags'
5018	_LT_TAGVAR(reload_cmds, $1)='$CC -r -o $output$reload_objs'
5019	_LT_TAGVAR(hardcode_direct, $1)=no
5020	;;
5021	motorola)
5022	_LT_TAGVAR(archive_cmds, $1)='$LD -G -h $soname -o $lib $libobjs $deplibs $linker_flags'
5023	_LT_TAGVAR(hardcode_direct, $1)=no #Motorola manual says yes, but my tests say they lie
5024	;;
5025	esac
5026	runpath_var='LD_RUN_PATH'
5027	_LT_TAGVAR(hardcode_shlibpath_var, $1)=no
5028	;;
5029
5030	sysv4.3*)
5031	_LT_TAGVAR(archive_cmds, $1)='$LD -G -h $soname -o $lib $libobjs $deplibs $linker_flags'
5032	_LT_TAGVAR(hardcode_shlibpath_var, $1)=no
5033	_LT_TAGVAR(export_dynamic_flag_spec, $1)='-Bexport'
5034	;;
5035
5036	sysv4MP)
5037	if test -d /usr/nec; then
5038	_LT_TAGVAR(archive_cmds, $1)='$LD -G -h $soname -o $lib $libobjs $deplibs $linker_flags'
5039	_LT_TAGVAR(hardcode_shlibpath_var, $1)=no
5040	runpath_var=LD_RUN_PATH
5041	hardcode_runpath_var=yes
5042	_LT_TAGVAR(ld_shlibs, $1)=yes
5043	fi
5044	;;
5045
5046	sysv4uw2 \| sysv5OpenUNIX* \| sysv5UnixWare7.[[01]].[[10]]* \| unixware7* \| sco3.2v5.0.[[024]]*)
5047	_LT_TAGVAR(no_undefined_flag, $1)='${wl}-z,text'
5048	_LT_TAGVAR(archive_cmds_need_lc, $1)=no
5049	_LT_TAGVAR(hardcode_shlibpath_var, $1)=no
5050	runpath_var='LD_RUN_PATH'
5051
5052	if test "$GCC" = yes; then
5053	_LT_TAGVAR(archive_cmds, $1)='$CC -shared ${wl}-h,$soname -o $lib $libobjs $deplibs $compiler_flags'
5054	_LT_TAGVAR(archive_expsym_cmds, $1)='$CC -shared ${wl}-Bexport:$export_symbols ${wl}-h,$soname -o $lib $libobjs $deplibs $compiler_flags'
5055	else
5056	_LT_TAGVAR(archive_cmds, $1)='$CC -G ${wl}-h,$soname -o $lib $libobjs $deplibs $compiler_flags'
5057	_LT_TAGVAR(archive_expsym_cmds, $1)='$CC -G ${wl}-Bexport:$export_symbols ${wl}-h,$soname -o $lib $libobjs $deplibs $compiler_flags'
5058	fi
5059	;;
5060
5061	sysv5* \| sco3.2v5* \| sco5v6*)
5062	# Note: We can NOT use -z defs as we might desire, because we do not
5063	# link with -lc, and that would cause any symbols used from libc to
5064	# always be unresolved, which means just about no library would
5065	# ever link correctly. If we're not using GNU ld we use -z text
5066	# though, which does catch some bad symbols but isn't as heavy-handed
5067	# as -z defs.
5068	_LT_TAGVAR(no_undefined_flag, $1)='${wl}-z,text'
5069	_LT_TAGVAR(allow_undefined_flag, $1)='${wl}-z,nodefs'
5070	_LT_TAGVAR(archive_cmds_need_lc, $1)=no
5071	_LT_TAGVAR(hardcode_shlibpath_var, $1)=no
5072	_LT_TAGVAR(hardcode_libdir_flag_spec, $1)='${wl}-R,$libdir'
5073	_LT_TAGVAR(hardcode_libdir_separator, $1)=':'
5074	_LT_TAGVAR(link_all_deplibs, $1)=yes
5075	_LT_TAGVAR(export_dynamic_flag_spec, $1)='${wl}-Bexport'
5076	runpath_var='LD_RUN_PATH'
5077
5078	if test "$GCC" = yes; then
5079	_LT_TAGVAR(archive_cmds, $1)='$CC -shared ${wl}-h,$soname -o $lib $libobjs $deplibs $compiler_flags'
5080	_LT_TAGVAR(archive_expsym_cmds, $1)='$CC -shared ${wl}-Bexport:$export_symbols ${wl}-h,$soname -o $lib $libobjs $deplibs $compiler_flags'
5081	else
5082	_LT_TAGVAR(archive_cmds, $1)='$CC -G ${wl}-h,$soname -o $lib $libobjs $deplibs $compiler_flags'
5083	_LT_TAGVAR(archive_expsym_cmds, $1)='$CC -G ${wl}-Bexport:$export_symbols ${wl}-h,$soname -o $lib $libobjs $deplibs $compiler_flags'
5084	fi
5085	;;
5086
5087	uts4*)
5088	_LT_TAGVAR(archive_cmds, $1)='$LD -G -h $soname -o $lib $libobjs $deplibs $linker_flags'
5089	_LT_TAGVAR(hardcode_libdir_flag_spec, $1)='-L$libdir'
5090	_LT_TAGVAR(hardcode_shlibpath_var, $1)=no
5091	;;
5092
5093	*)
5094	_LT_TAGVAR(ld_shlibs, $1)=no
5095	;;
5096	esac
5097
5098	if test x$host_vendor = xsni; then
5099	case $host in
5100	sysv4 \| sysv4.2uw2* \| sysv4.3* \| sysv5*)
5101	_LT_TAGVAR(export_dynamic_flag_spec, $1)='${wl}-Blargedynsym'
5102	;;
5103	esac
5104	fi
5105	fi
5106	])
5107	AC_MSG_RESULT([$_LT_TAGVAR(ld_shlibs, $1)])
5108	test "$_LT_TAGVAR(ld_shlibs, $1)" = no && can_build_shared=no
5109
5110	_LT_TAGVAR(with_gnu_ld, $1)=$with_gnu_ld
5111
5112	_LT_DECL([], [libext], [0], [Old archive suffix (normally "a")])dnl
5113	_LT_DECL([], [shrext_cmds], [1], [Shared library suffix (normally ".so")])dnl
5114	_LT_DECL([], [extract_expsyms_cmds], [2],
5115	[The commands to extract the exported symbol list from a shared archive])
5116
5117	#
5118	# Do we need to explicitly link libc?
5119	#
5120	case "x$_LT_TAGVAR(archive_cmds_need_lc, $1)" in
5121	x\|xyes)
5122	# Assume -lc should be added
5123	_LT_TAGVAR(archive_cmds_need_lc, $1)=yes
5124
5125	if test "$enable_shared" = yes && test "$GCC" = yes; then
5126	case $_LT_TAGVAR(archive_cmds, $1) in
5127	'~')
5128	# FIXME: we may have to deal with multi-command sequences.
5129	;;
5130	'$CC '*)
5131	# Test whether the compiler implicitly links with -lc since on some
5132	# systems, -lgcc has to come before -lc. If gcc already passes -lc
5133	# to ld, don't add -lc before -lgcc.
5134	AC_MSG_CHECKING([whether -lc should be explicitly linked in])
5135	$RM conftest*
5136	echo "$lt_simple_compile_test_code" > conftest.$ac_ext
5137
5138	if AC_TRY_EVAL(ac_compile) 2>conftest.err; then
5139	soname=conftest
5140	lib=conftest
5141	libobjs=conftest.$ac_objext
5142	deplibs=
5143	wl=$_LT_TAGVAR(lt_prog_compiler_wl, $1)
5144	pic_flag=$_LT_TAGVAR(lt_prog_compiler_pic, $1)
5145	compiler_flags=-v
5146	linker_flags=-v
5147	verstring=
5148	output_objdir=.
5149	libname=conftest
5150	lt_save_allow_undefined_flag=$_LT_TAGVAR(allow_undefined_flag, $1)
5151	_LT_TAGVAR(allow_undefined_flag, $1)=
5152	if AC_TRY_EVAL(_LT_TAGVAR(archive_cmds, $1) 2\>\&1 \\| $GREP \" -lc \" \>/dev/null 2\>\&1)
5153	then
5154	_LT_TAGVAR(archive_cmds_need_lc, $1)=no
5155	else
5156	_LT_TAGVAR(archive_cmds_need_lc, $1)=yes
5157	fi
5158	_LT_TAGVAR(allow_undefined_flag, $1)=$lt_save_allow_undefined_flag
5159	else
5160	cat conftest.err 1>&5
5161	fi
5162	$RM conftest*
5163	AC_MSG_RESULT([$_LT_TAGVAR(archive_cmds_need_lc, $1)])
5164	;;
5165	esac
5166	fi
5167	;;
5168	esac
5169
5170	_LT_TAGDECL([build_libtool_need_lc], [archive_cmds_need_lc], [0],
5171	[Whether or not to add -lc for building shared libraries])
5172	_LT_TAGDECL([allow_libtool_libs_with_static_runtimes],
5173	[enable_shared_with_static_runtimes], [0],
5174	[Whether or not to disallow shared libs when runtime libs are static])
5175	_LT_TAGDECL([], [export_dynamic_flag_spec], [1],
5176	[Compiler flag to allow reflexive dlopens])
5177	_LT_TAGDECL([], [whole_archive_flag_spec], [1],
5178	[Compiler flag to generate shared objects directly from archives])
5179	_LT_TAGDECL([], [compiler_needs_object], [1],
5180	[Whether the compiler copes with passing no objects directly])
5181	_LT_TAGDECL([], [old_archive_from_new_cmds], [2],
5182	[Create an old-style archive from a shared archive])
5183	_LT_TAGDECL([], [old_archive_from_expsyms_cmds], [2],
5184	[Create a temporary old-style archive to link instead of a shared archive])
5185	_LT_TAGDECL([], [archive_cmds], [2], [Commands used to build a shared archive])
5186	_LT_TAGDECL([], [archive_expsym_cmds], [2])
5187	_LT_TAGDECL([], [module_cmds], [2],
5188	[Commands used to build a loadable module if different from building
5189	a shared archive.])
5190	_LT_TAGDECL([], [module_expsym_cmds], [2])
5191	_LT_TAGDECL([], [with_gnu_ld], [1],
5192	[Whether we are building with GNU ld or not])
5193	_LT_TAGDECL([], [allow_undefined_flag], [1],
5194	[Flag that allows shared libraries with undefined symbols to be built])
5195	_LT_TAGDECL([], [no_undefined_flag], [1],
5196	[Flag that enforces no undefined symbols])
5197	_LT_TAGDECL([], [hardcode_libdir_flag_spec], [1],
5198	[Flag to hardcode $libdir into a binary during linking.
5199	This must work even if $libdir does not exist])
5200	_LT_TAGDECL([], [hardcode_libdir_flag_spec_ld], [1],
5201	[[If ld is used when linking, flag to hardcode $libdir into a binary
5202	during linking. This must work even if $libdir does not exist]])
5203	_LT_TAGDECL([], [hardcode_libdir_separator], [1],
5204	[Whether we need a single "-rpath" flag with a separated argument])
5205	_LT_TAGDECL([], [hardcode_direct], [0],
5206	[Set to "yes" if using DIR/libNAME${shared_ext} during linking hardcodes
5207	DIR into the resulting binary])
5208	_LT_TAGDECL([], [hardcode_direct_absolute], [0],
5209	[Set to "yes" if using DIR/libNAME${shared_ext} during linking hardcodes
5210	DIR into the resulting binary and the resulting library dependency is
5211	"absolute", i.e impossible to change by setting ${shlibpath_var} if the
5212	library is relocated])
5213	_LT_TAGDECL([], [hardcode_minus_L], [0],
5214	[Set to "yes" if using the -LDIR flag during linking hardcodes DIR
5215	into the resulting binary])
5216	_LT_TAGDECL([], [hardcode_shlibpath_var], [0],
5217	[Set to "yes" if using SHLIBPATH_VAR=DIR during linking hardcodes DIR
5218	into the resulting binary])
5219	_LT_TAGDECL([], [hardcode_automatic], [0],
5220	[Set to "yes" if building a shared library automatically hardcodes DIR
5221	into the library and all subsequent libraries and executables linked
5222	against it])
5223	_LT_TAGDECL([], [inherit_rpath], [0],
5224	[Set to yes if linker adds runtime paths of dependent libraries
5225	to runtime path list])
5226	_LT_TAGDECL([], [link_all_deplibs], [0],
5227	[Whether libtool must link a program against all its dependency libraries])
5228	_LT_TAGDECL([], [fix_srcfile_path], [1],
5229	[Fix the shell variable $srcfile for the compiler])
5230	_LT_TAGDECL([], [always_export_symbols], [0],
5231	[Set to "yes" if exported symbols are required])
5232	_LT_TAGDECL([], [export_symbols_cmds], [2],
5233	[The commands to list exported symbols])
5234	_LT_TAGDECL([], [exclude_expsyms], [1],
5235	[Symbols that should not be listed in the preloaded symbols])
5236	_LT_TAGDECL([], [include_expsyms], [1],
5237	[Symbols that must always be exported])
5238	_LT_TAGDECL([], [prelink_cmds], [2],
5239	[Commands necessary for linking programs (against libraries) with templates])
5240	_LT_TAGDECL([], [file_list_spec], [1],
5241	[Specify filename containing input files])
5242	dnl FIXME: Not yet implemented
5243	dnl _LT_TAGDECL([], [thread_safe_flag_spec], [1],
5244	dnl [Compiler flag to generate thread safe objects])
5245	])# _LT_LINKER_SHLIBS
5246
5247
5248	# _LT_LANG_C_CONFIG([TAG])
5249	# ------------------------
5250	# Ensure that the configuration variables for a C compiler are suitably
5251	# defined. These variables are subsequently used by _LT_CONFIG to write
5252	# the compiler configuration to `libtool'.
5253	m4_defun([_LT_LANG_C_CONFIG],
5254	[m4_require([_LT_DECL_EGREP])dnl
5255	lt_save_CC="$CC"
5256	AC_LANG_PUSH(C)
5257
5258	# Source file extension for C test sources.
5259	ac_ext=c
5260
5261	# Object file extension for compiled C test sources.
5262	objext=o
5263	_LT_TAGVAR(objext, $1)=$objext
5264
5265	# Code to be used in simple compile tests
5266	lt_simple_compile_test_code="int some_variable = 0;"
5267
5268	# Code to be used in simple link tests
5269	lt_simple_link_test_code='int main(){return(0);}'
5270
5271	_LT_TAG_COMPILER
5272	# Save the default compiler, since it gets overwritten when the other
5273	# tags are being tested, and _LT_TAGVAR(compiler, []) is a NOP.
5274	compiler_DEFAULT=$CC
5275
5276	# save warnings/boilerplate of simple test code
5277	_LT_COMPILER_BOILERPLATE
5278	_LT_LINKER_BOILERPLATE
5279
5280	## CAVEAT EMPTOR:
5281	## There is no encapsulation within the following macros, do not change
5282	## the running order or otherwise move them around unless you know exactly
5283	## what you are doing...
5284	if test -n "$compiler"; then
5285	_LT_COMPILER_NO_RTTI($1)
5286	_LT_COMPILER_PIC($1)
5287	_LT_COMPILER_C_O($1)
5288	_LT_COMPILER_FILE_LOCKS($1)
5289	_LT_LINKER_SHLIBS($1)
5290	_LT_SYS_DYNAMIC_LINKER($1)
5291	_LT_LINKER_HARDCODE_LIBPATH($1)
5292	LT_SYS_DLOPEN_SELF
5293	_LT_CMD_STRIPLIB
5294
5295	# Report which library types will actually be built
5296	AC_MSG_CHECKING([if libtool supports shared libraries])
5297	AC_MSG_RESULT([$can_build_shared])
5298
5299	AC_MSG_CHECKING([whether to build shared libraries])
5300	test "$can_build_shared" = "no" && enable_shared=no
5301
5302	# On AIX, shared libraries and static libraries use the same namespace, and
5303	# are all built from PIC.
5304	case $host_os in
5305	aix3*)
5306	test "$enable_shared" = yes && enable_static=no
5307	if test -n "$RANLIB"; then
5308	archive_cmds="$archive_cmds~\$RANLIB \$lib"
5309	postinstall_cmds='$RANLIB $lib'
5310	fi
5311	;;
5312
5313	aix[[4-9]]*)
5314	if test "$host_cpu" != ia64 && test "$aix_use_runtimelinking" = no ; then
5315	test "$enable_shared" = yes && enable_static=no
5316	fi
5317	;;
5318	esac
5319	AC_MSG_RESULT([$enable_shared])
5320
5321	AC_MSG_CHECKING([whether to build static libraries])
5322	# Make sure either enable_shared or enable_static is yes.
5323	test "$enable_shared" = yes \|\| enable_static=yes
5324	AC_MSG_RESULT([$enable_static])
5325
5326	_LT_CONFIG($1)
5327	fi
5328	AC_LANG_POP
5329	CC="$lt_save_CC"
5330	])# _LT_LANG_C_CONFIG
5331
5332
5333	# _LT_PROG_CXX
5334	# ------------
5335	# Since AC_PROG_CXX is broken, in that it returns g++ if there is no c++
5336	# compiler, we have our own version here.
5337	m4_defun([_LT_PROG_CXX],
5338	[
5339	pushdef([AC_MSG_ERROR], [_lt_caught_CXX_error=yes])
5340	AC_PROG_CXX
5341	if test -n "$CXX" && ( test "X$CXX" != "Xno" &&
5342	( (test "X$CXX" = "Xg++" && `g++ -v >/dev/null 2>&1` ) \|\|
5343	(test "X$CXX" != "Xg++"))) ; then
5344	AC_PROG_CXXCPP
5345	else
5346	_lt_caught_CXX_error=yes
5347	fi
5348	popdef([AC_MSG_ERROR])
5349	])# _LT_PROG_CXX
5350
5351	dnl aclocal-1.4 backwards compatibility:
5352	dnl AC_DEFUN([_LT_PROG_CXX], [])
5353
5354
5355	# _LT_LANG_CXX_CONFIG([TAG])
5356	# --------------------------
5357	# Ensure that the configuration variables for a C++ compiler are suitably
5358	# defined. These variables are subsequently used by _LT_CONFIG to write
5359	# the compiler configuration to `libtool'.
5360	m4_defun([_LT_LANG_CXX_CONFIG],
5361	[AC_REQUIRE([_LT_PROG_CXX])dnl
5362	m4_require([_LT_FILEUTILS_DEFAULTS])dnl
5363	m4_require([_LT_DECL_EGREP])dnl
5364
5365	AC_LANG_PUSH(C++)
5366	_LT_TAGVAR(archive_cmds_need_lc, $1)=no
5367	_LT_TAGVAR(allow_undefined_flag, $1)=
5368	_LT_TAGVAR(always_export_symbols, $1)=no
5369	_LT_TAGVAR(archive_expsym_cmds, $1)=
5370	_LT_TAGVAR(compiler_needs_object, $1)=no
5371	_LT_TAGVAR(export_dynamic_flag_spec, $1)=
5372	_LT_TAGVAR(hardcode_direct, $1)=no
5373	_LT_TAGVAR(hardcode_direct_absolute, $1)=no
5374	_LT_TAGVAR(hardcode_libdir_flag_spec, $1)=
5375	_LT_TAGVAR(hardcode_libdir_flag_spec_ld, $1)=
5376	_LT_TAGVAR(hardcode_libdir_separator, $1)=
5377	_LT_TAGVAR(hardcode_minus_L, $1)=no
5378	_LT_TAGVAR(hardcode_shlibpath_var, $1)=unsupported
5379	_LT_TAGVAR(hardcode_automatic, $1)=no
5380	_LT_TAGVAR(inherit_rpath, $1)=no
5381	_LT_TAGVAR(module_cmds, $1)=
5382	_LT_TAGVAR(module_expsym_cmds, $1)=
5383	_LT_TAGVAR(link_all_deplibs, $1)=unknown
5384	_LT_TAGVAR(old_archive_cmds, $1)=$old_archive_cmds
5385	_LT_TAGVAR(no_undefined_flag, $1)=
5386	_LT_TAGVAR(whole_archive_flag_spec, $1)=
5387	_LT_TAGVAR(enable_shared_with_static_runtimes, $1)=no
5388
5389	# Source file extension for C++ test sources.
5390	ac_ext=cpp
5391
5392	# Object file extension for compiled C++ test sources.
5393	objext=o
5394	_LT_TAGVAR(objext, $1)=$objext
5395
5396	# No sense in running all these tests if we already determined that
5397	# the CXX compiler isn't working. Some variables (like enable_shared)
5398	# are currently assumed to apply to all compilers on this platform,
5399	# and will be corrupted by setting them based on a non-working compiler.
5400	if test "$_lt_caught_CXX_error" != yes; then
5401	# Code to be used in simple compile tests
5402	lt_simple_compile_test_code="int some_variable = 0;"
5403
5404	# Code to be used in simple link tests
5405	lt_simple_link_test_code='int main(int, char *[[]]) { return(0); }'
5406
5407	# ltmain only uses $CC for tagged configurations so make sure $CC is set.
5408	_LT_TAG_COMPILER
5409
5410	# save warnings/boilerplate of simple test code
5411	_LT_COMPILER_BOILERPLATE
5412	_LT_LINKER_BOILERPLATE
5413
5414	# Allow CC to be a program name with arguments.
5415	lt_save_CC=$CC
5416	lt_save_LD=$LD
5417	lt_save_GCC=$GCC
5418	GCC=$GXX
5419	lt_save_with_gnu_ld=$with_gnu_ld
5420	lt_save_path_LD=$lt_cv_path_LD
5421	if test -n "${lt_cv_prog_gnu_ldcxx+set}"; then
5422	lt_cv_prog_gnu_ld=$lt_cv_prog_gnu_ldcxx
5423	else
5424	$as_unset lt_cv_prog_gnu_ld
5425	fi
5426	if test -n "${lt_cv_path_LDCXX+set}"; then
5427	lt_cv_path_LD=$lt_cv_path_LDCXX
5428	else
5429	$as_unset lt_cv_path_LD
5430	fi
5431	test -z "${LDCXX+set}" \|\| LD=$LDCXX
5432	CC=${CXX-"c++"}
5433	compiler=$CC
5434	_LT_TAGVAR(compiler, $1)=$CC
5435	_LT_CC_BASENAME([$compiler])
5436
5437	if test -n "$compiler"; then
5438	# We don't want -fno-exception when compiling C++ code, so set the
5439	# no_builtin_flag separately
5440	if test "$GXX" = yes; then
5441	_LT_TAGVAR(lt_prog_compiler_no_builtin_flag, $1)=' -fno-builtin'
5442	else
5443	_LT_TAGVAR(lt_prog_compiler_no_builtin_flag, $1)=
5444	fi
5445
5446	if test "$GXX" = yes; then
5447	# Set up default GNU C++ configuration
5448
5449	LT_PATH_LD
5450
5451	# Check if GNU C++ uses GNU ld as the underlying linker, since the
5452	# archiving commands below assume that GNU ld is being used.
5453	if test "$with_gnu_ld" = yes; then
5454	_LT_TAGVAR(archive_cmds, $1)='$CC -shared -nostdlib $predep_objects $libobjs $deplibs $postdep_objects $compiler_flags ${wl}-soname $wl$soname -o $lib'
5455	_LT_TAGVAR(archive_expsym_cmds, $1)='$CC -shared -nostdlib $predep_objects $libobjs $deplibs $postdep_objects $compiler_flags ${wl}-soname $wl$soname ${wl}-retain-symbols-file $wl$export_symbols -o $lib'
5456
5457	_LT_TAGVAR(hardcode_libdir_flag_spec, $1)='${wl}-rpath ${wl}$libdir'
5458	_LT_TAGVAR(export_dynamic_flag_spec, $1)='${wl}--export-dynamic'
5459
5460	# If archive_cmds runs LD, not CC, wlarc should be empty
5461	# XXX I think wlarc can be eliminated in ltcf-cxx, but I need to
5462	# investigate it a little bit more. (MM)
5463	wlarc='${wl}'
5464
5465	# ancient GNU ld didn't support --whole-archive et. al.
5466	if eval "`$CC -print-prog-name=ld` --help 2>&1" \|
5467	$GREP 'no-whole-archive' > /dev/null; then
5468	_LT_TAGVAR(whole_archive_flag_spec, $1)="$wlarc"'--whole-archive$convenience '"$wlarc"'--no-whole-archive'
5469	else
5470	_LT_TAGVAR(whole_archive_flag_spec, $1)=
5471	fi
5472	else
5473	with_gnu_ld=no
5474	wlarc=
5475
5476	# A generic and very simple default shared library creation
5477	# command for GNU C++ for the case where it uses the native
5478	# linker, instead of GNU ld. If possible, this setting should
5479	# overridden to take advantage of the native linker features on
5480	# the platform it is being used on.
5481	_LT_TAGVAR(archive_cmds, $1)='$CC -shared -nostdlib $predep_objects $libobjs $deplibs $postdep_objects $compiler_flags -o $lib'
5482	fi
5483
5484	# Commands to make compiler produce verbose output that lists
5485	# what "hidden" libraries, object files and flags are used when
5486	# linking a shared library.
5487	output_verbose_link_cmd='$CC -shared $CFLAGS -v conftest.$objext 2>&1 \| $GREP "\-L"'
5488
5489	else
5490	GXX=no
5491	with_gnu_ld=no
5492	wlarc=
5493	fi
5494
5495	# PORTME: fill in a description of your system's C++ link characteristics
5496	AC_MSG_CHECKING([whether the $compiler linker ($LD) supports shared libraries])
5497	_LT_TAGVAR(ld_shlibs, $1)=yes
5498	case $host_os in
5499	aix3*)
5500	# FIXME: insert proper C++ library support
5501	_LT_TAGVAR(ld_shlibs, $1)=no
5502	;;
5503	aix[[4-9]]*)
5504	if test "$host_cpu" = ia64; then
5505	# On IA64, the linker does run time linking by default, so we don't
5506	# have to do anything special.
5507	aix_use_runtimelinking=no
5508	exp_sym_flag='-Bexport'
5509	no_entry_flag=""
5510	else
5511	aix_use_runtimelinking=no
5512
5513	# Test if we are trying to use run time linking or normal
5514	# AIX style linking. If -brtl is somewhere in LDFLAGS, we
5515	# need to do runtime linking.
5516	case $host_os in aix4.[[23]]\|aix4.[[23]].\|aix[[5-9]])
5517	for ld_flag in $LDFLAGS; do
5518	case $ld_flag in
5519	-brtl)
5520	aix_use_runtimelinking=yes
5521	break
5522	;;
5523	esac
5524	done
5525	;;
5526	esac
5527
5528	exp_sym_flag='-bexport'
5529	no_entry_flag='-bnoentry'
5530	fi
5531
5532	# When large executables or shared objects are built, AIX ld can
5533	# have problems creating the table of contents. If linking a library
5534	# or program results in "error TOC overflow" add -mminimal-toc to
5535	# CXXFLAGS/CFLAGS for g++/gcc. In the cases where that is not
5536	# enough to fix the problem, add -Wl,-bbigtoc to LDFLAGS.
5537
5538	_LT_TAGVAR(archive_cmds, $1)=''
5539	_LT_TAGVAR(hardcode_direct, $1)=yes
5540	_LT_TAGVAR(hardcode_direct_absolute, $1)=yes
5541	_LT_TAGVAR(hardcode_libdir_separator, $1)=':'
5542	_LT_TAGVAR(link_all_deplibs, $1)=yes
5543	_LT_TAGVAR(file_list_spec, $1)='${wl}-f,'
5544
5545	if test "$GXX" = yes; then
5546	case $host_os in aix4.[[012]]\|aix4.[[012]].*)
5547	# We only want to do this on AIX 4.2 and lower, the check
5548	# below for broken collect2 doesn't work under 4.3+
5549	collect2name=`${CC} -print-prog-name=collect2`
5550	if test -f "$collect2name" &&
5551	strings "$collect2name" \| $GREP resolve_lib_name >/dev/null
5552	then
5553	# We have reworked collect2
5554	:
5555	else
5556	# We have old collect2
5557	_LT_TAGVAR(hardcode_direct, $1)=unsupported
5558	# It fails to find uninstalled libraries when the uninstalled
5559	# path is not listed in the libpath. Setting hardcode_minus_L
5560	# to unsupported forces relinking
5561	_LT_TAGVAR(hardcode_minus_L, $1)=yes
5562	_LT_TAGVAR(hardcode_libdir_flag_spec, $1)='-L$libdir'
5563	_LT_TAGVAR(hardcode_libdir_separator, $1)=
5564	fi
5565	esac
5566	shared_flag='-shared'
5567	if test "$aix_use_runtimelinking" = yes; then
5568	shared_flag="$shared_flag "'${wl}-G'
5569	fi
5570	else
5571	# not using gcc
5572	if test "$host_cpu" = ia64; then
5573	# VisualAge C++, Version 5.5 for AIX 5L for IA-64, Beta 3 Release
5574	# chokes on -Wl,-G. The following line is correct:
5575	shared_flag='-G'
5576	else
5577	if test "$aix_use_runtimelinking" = yes; then
5578	shared_flag='${wl}-G'
5579	else
5580	shared_flag='${wl}-bM:SRE'
5581	fi
5582	fi
5583	fi
5584
5585	_LT_TAGVAR(export_dynamic_flag_spec, $1)='${wl}-bexpall'
5586	# It seems that -bexpall does not export symbols beginning with
5587	# underscore (_), so it is better to generate a list of symbols to
5588	# export.
5589	_LT_TAGVAR(always_export_symbols, $1)=yes
5590	if test "$aix_use_runtimelinking" = yes; then
5591	# Warning - without using the other runtime loading flags (-brtl),
5592	# -berok will link without error, but may produce a broken library.
5593	_LT_TAGVAR(allow_undefined_flag, $1)='-berok'
5594	# Determine the default libpath from the value encoded in an empty
5595	# executable.
5596	_LT_SYS_MODULE_PATH_AIX
5597	_LT_TAGVAR(hardcode_libdir_flag_spec, $1)='${wl}-blibpath:$libdir:'"$aix_libpath"
5598
5599	_LT_TAGVAR(archive_expsym_cmds, $1)='$CC -o $output_objdir/$soname $libobjs $deplibs '"\${wl}$no_entry_flag"' $compiler_flags `if test "x${allow_undefined_flag}" != "x"; then $ECHO "X${wl}${allow_undefined_flag}" \| $Xsed; else :; fi` '"\${wl}$exp_sym_flag:\$export_symbols $shared_flag"
5600	else
5601	if test "$host_cpu" = ia64; then
5602	_LT_TAGVAR(hardcode_libdir_flag_spec, $1)='${wl}-R $libdir:/usr/lib:/lib'
5603	_LT_TAGVAR(allow_undefined_flag, $1)="-z nodefs"
5604	_LT_TAGVAR(archive_expsym_cmds, $1)="\$CC $shared_flag"' -o $output_objdir/$soname $libobjs $deplibs '"\${wl}$no_entry_flag"' $compiler_flags ${wl}${allow_undefined_flag} '"\${wl}$exp_sym_flag:\$export_symbols"
5605	else
5606	# Determine the default libpath from the value encoded in an
5607	# empty executable.
5608	_LT_SYS_MODULE_PATH_AIX
5609	_LT_TAGVAR(hardcode_libdir_flag_spec, $1)='${wl}-blibpath:$libdir:'"$aix_libpath"
5610	# Warning - without using the other run time loading flags,
5611	# -berok will link without error, but may produce a broken library.
5612	_LT_TAGVAR(no_undefined_flag, $1)=' ${wl}-bernotok'
5613	_LT_TAGVAR(allow_undefined_flag, $1)=' ${wl}-berok'
5614	# Exported symbols can be pulled into shared objects from archives
5615	_LT_TAGVAR(whole_archive_flag_spec, $1)='$convenience'
5616	_LT_TAGVAR(archive_cmds_need_lc, $1)=yes
5617	# This is similar to how AIX traditionally builds its shared
5618	# libraries.
5619	_LT_TAGVAR(archive_expsym_cmds, $1)="\$CC $shared_flag"' -o $output_objdir/$soname $libobjs $deplibs ${wl}-bnoentry $compiler_flags ${wl}-bE:$export_symbols${allow_undefined_flag}~$AR $AR_FLAGS $output_objdir/$libname$release.a $output_objdir/$soname'
5620	fi
5621	fi
5622	;;
5623
5624	beos*)
5625	if $LD --help 2>&1 \| $GREP ': supported targets:.* elf' > /dev/null; then
5626	_LT_TAGVAR(allow_undefined_flag, $1)=unsupported
5627	# Joseph Beckenbach <jrb3@best.com> says some releases of gcc
5628	# support --undefined. This deserves some investigation. FIXME
5629	_LT_TAGVAR(archive_cmds, $1)='$CC -nostart $libobjs $deplibs $compiler_flags ${wl}-soname $wl$soname -o $lib'
5630	else
5631	_LT_TAGVAR(ld_shlibs, $1)=no
5632	fi
5633	;;
5634
5635	chorus*)
5636	case $cc_basename in
5637	*)
5638	# FIXME: insert proper C++ library support
5639	_LT_TAGVAR(ld_shlibs, $1)=no
5640	;;
5641	esac
5642	;;
5643
5644	cygwin* \| mingw* \| pw32* \| cegcc*)
5645	# _LT_TAGVAR(hardcode_libdir_flag_spec, $1) is actually meaningless,
5646	# as there is no search path for DLLs.
5647	_LT_TAGVAR(hardcode_libdir_flag_spec, $1)='-L$libdir'
5648	_LT_TAGVAR(allow_undefined_flag, $1)=unsupported
5649	_LT_TAGVAR(always_export_symbols, $1)=no
5650	_LT_TAGVAR(enable_shared_with_static_runtimes, $1)=yes
5651
5652	if $LD --help 2>&1 \| $GREP 'auto-import' > /dev/null; then
5653	_LT_TAGVAR(archive_cmds, $1)='$CC -shared -nostdlib $predep_objects $libobjs $deplibs $postdep_objects $compiler_flags -o $output_objdir/$soname ${wl}--enable-auto-image-base -Xlinker --out-implib -Xlinker $lib'
5654	# If the export-symbols file already is a .def file (1st line
5655	# is EXPORTS), use it as is; otherwise, prepend...
5656	_LT_TAGVAR(archive_expsym_cmds, $1)='if test "x`$SED 1q $export_symbols`" = xEXPORTS; then
5657	cp $export_symbols $output_objdir/$soname.def;
5658	else
5659	echo EXPORTS > $output_objdir/$soname.def;
5660	cat $export_symbols >> $output_objdir/$soname.def;
5661	fi~
5662	$CC -shared -nostdlib $output_objdir/$soname.def $predep_objects $libobjs $deplibs $postdep_objects $compiler_flags -o $output_objdir/$soname ${wl}--enable-auto-image-base -Xlinker --out-implib -Xlinker $lib'
5663	else
5664	_LT_TAGVAR(ld_shlibs, $1)=no
5665	fi
5666	;;
5667	darwin* \| rhapsody*)
5668	_LT_DARWIN_LINKER_FEATURES($1)
5669	;;
5670
5671	dgux*)
5672	case $cc_basename in
5673	ec++*)
5674	# FIXME: insert proper C++ library support
5675	_LT_TAGVAR(ld_shlibs, $1)=no
5676	;;
5677	ghcx*)
5678	# Green Hills C++ Compiler
5679	# FIXME: insert proper C++ library support
5680	_LT_TAGVAR(ld_shlibs, $1)=no
5681	;;
5682	*)
5683	# FIXME: insert proper C++ library support
5684	_LT_TAGVAR(ld_shlibs, $1)=no
5685	;;
5686	esac
5687	;;
5688
5689	freebsd[[12]]*)
5690	# C++ shared libraries reported to be fairly broken before
5691	# switch to ELF
5692	_LT_TAGVAR(ld_shlibs, $1)=no
5693	;;
5694
5695	freebsd-elf*)
5696	_LT_TAGVAR(archive_cmds_need_lc, $1)=no
5697	;;
5698
5699	freebsd* \| dragonfly*)
5700	# FreeBSD 3 and later use GNU C++ and GNU ld with standard ELF
5701	# conventions
5702	_LT_TAGVAR(ld_shlibs, $1)=yes
5703	;;
5704
5705	gnu*)
5706	;;
5707
5708	hpux9*)
5709	_LT_TAGVAR(hardcode_libdir_flag_spec, $1)='${wl}+b ${wl}$libdir'
5710	_LT_TAGVAR(hardcode_libdir_separator, $1)=:
5711	_LT_TAGVAR(export_dynamic_flag_spec, $1)='${wl}-E'
5712	_LT_TAGVAR(hardcode_direct, $1)=yes
5713	_LT_TAGVAR(hardcode_minus_L, $1)=yes # Not in the search PATH,
5714	# but as the default
5715	# location of the library.
5716
5717	case $cc_basename in
5718	CC*)
5719	# FIXME: insert proper C++ library support
5720	_LT_TAGVAR(ld_shlibs, $1)=no
5721	;;
5722	aCC*)
5723	_LT_TAGVAR(archive_cmds, $1)='$RM $output_objdir/$soname~$CC -b ${wl}+b ${wl}$install_libdir -o $output_objdir/$soname $predep_objects $libobjs $deplibs $postdep_objects $compiler_flags~test $output_objdir/$soname = $lib \|\| mv $output_objdir/$soname $lib'
5724	# Commands to make compiler produce verbose output that lists
5725	# what "hidden" libraries, object files and flags are used when
5726	# linking a shared library.
5727	#
5728	# There doesn't appear to be a way to prevent this compiler from
5729	# explicitly linking system object files so we need to strip them
5730	# from the output so that they don't get included in the library
5731	# dependencies.
5732	output_verbose_link_cmd='templist=`($CC -b $CFLAGS -v conftest.$objext 2>&1) \| $EGREP "\-L"`; list=""; for z in $templist; do case $z in conftest.$objext) list="$list $z";; .$objext);; ) list="$list $z";;esac; done; $ECHO "X$list" \| $Xsed'
5733	;;
5734	*)
5735	if test "$GXX" = yes; then
5736	_LT_TAGVAR(archive_cmds, $1)='$RM $output_objdir/$soname~$CC -shared -nostdlib -fPIC ${wl}+b ${wl}$install_libdir -o $output_objdir/$soname $predep_objects $libobjs $deplibs $postdep_objects $compiler_flags~test $output_objdir/$soname = $lib \|\| mv $output_objdir/$soname $lib'
5737	else
5738	# FIXME: insert proper C++ library support
5739	_LT_TAGVAR(ld_shlibs, $1)=no
5740	fi
5741	;;
5742	esac
5743	;;
5744
5745	hpux10\|hpux11)
5746	if test $with_gnu_ld = no; then
5747	_LT_TAGVAR(hardcode_libdir_flag_spec, $1)='${wl}+b ${wl}$libdir'
5748	_LT_TAGVAR(hardcode_libdir_separator, $1)=:
5749
5750	case $host_cpu in
5751	hppa64\|ia64*)
5752	;;
5753	*)
5754	_LT_TAGVAR(export_dynamic_flag_spec, $1)='${wl}-E'
5755	;;
5756	esac
5757	fi
5758	case $host_cpu in
5759	hppa64\|ia64*)
5760	_LT_TAGVAR(hardcode_direct, $1)=no
5761	_LT_TAGVAR(hardcode_shlibpath_var, $1)=no
5762	;;
5763	*)
5764	_LT_TAGVAR(hardcode_direct, $1)=yes
5765	_LT_TAGVAR(hardcode_direct_absolute, $1)=yes
5766	_LT_TAGVAR(hardcode_minus_L, $1)=yes # Not in the search PATH,
5767	# but as the default
5768	# location of the library.
5769	;;
5770	esac
5771
5772	case $cc_basename in
5773	CC*)
5774	# FIXME: insert proper C++ library support
5775	_LT_TAGVAR(ld_shlibs, $1)=no
5776	;;
5777	aCC*)
5778	case $host_cpu in
5779	hppa64)
5780	_LT_TAGVAR(archive_cmds, $1)='$CC -b ${wl}+h ${wl}$soname -o $lib $predep_objects $libobjs $deplibs $postdep_objects $compiler_flags'
5781	;;
5782	ia64*)
5783	_LT_TAGVAR(archive_cmds, $1)='$CC -b ${wl}+h ${wl}$soname ${wl}+nodefaultrpath -o $lib $predep_objects $libobjs $deplibs $postdep_objects $compiler_flags'
5784	;;
5785	*)
5786	_LT_TAGVAR(archive_cmds, $1)='$CC -b ${wl}+h ${wl}$soname ${wl}+b ${wl}$install_libdir -o $lib $predep_objects $libobjs $deplibs $postdep_objects $compiler_flags'
5787	;;
5788	esac
5789	# Commands to make compiler produce verbose output that lists
5790	# what "hidden" libraries, object files and flags are used when
5791	# linking a shared library.
5792	#
5793	# There doesn't appear to be a way to prevent this compiler from
5794	# explicitly linking system object files so we need to strip them
5795	# from the output so that they don't get included in the library
5796	# dependencies.
5797	output_verbose_link_cmd='templist=`($CC -b $CFLAGS -v conftest.$objext 2>&1) \| $GREP "\-L"`; list=""; for z in $templist; do case $z in conftest.$objext) list="$list $z";; .$objext);; ) list="$list $z";;esac; done; $ECHO "X$list" \| $Xsed'
5798	;;
5799	*)
5800	if test "$GXX" = yes; then
5801	if test $with_gnu_ld = no; then
5802	case $host_cpu in
5803	hppa64)
5804	_LT_TAGVAR(archive_cmds, $1)='$CC -shared -nostdlib -fPIC ${wl}+h ${wl}$soname -o $lib $predep_objects $libobjs $deplibs $postdep_objects $compiler_flags'
5805	;;
5806	ia64*)
5807	_LT_TAGVAR(archive_cmds, $1)='$CC -shared -nostdlib -fPIC ${wl}+h ${wl}$soname ${wl}+nodefaultrpath -o $lib $predep_objects $libobjs $deplibs $postdep_objects $compiler_flags'
5808	;;
5809	*)
5810	_LT_TAGVAR(archive_cmds, $1)='$CC -shared -nostdlib -fPIC ${wl}+h ${wl}$soname ${wl}+b ${wl}$install_libdir -o $lib $predep_objects $libobjs $deplibs $postdep_objects $compiler_flags'
5811	;;
5812	esac
5813	fi
5814	else
5815	# FIXME: insert proper C++ library support
5816	_LT_TAGVAR(ld_shlibs, $1)=no
5817	fi
5818	;;
5819	esac
5820	;;
5821
5822	interix[[3-9]]*)
5823	_LT_TAGVAR(hardcode_direct, $1)=no
5824	_LT_TAGVAR(hardcode_shlibpath_var, $1)=no
5825	_LT_TAGVAR(hardcode_libdir_flag_spec, $1)='${wl}-rpath,$libdir'
5826	_LT_TAGVAR(export_dynamic_flag_spec, $1)='${wl}-E'
5827	# Hack: On Interix 3.x, we cannot compile PIC because of a broken gcc.
5828	# Instead, shared libraries are loaded at an image base (0x10000000 by
5829	# default) and relocated if they conflict, which is a slow very memory
5830	# consuming and fragmenting process. To avoid this, we pick a random,
5831	# 256 KiB-aligned image base between 0x50000000 and 0x6FFC0000 at link
5832	# time. Moving up from 0x10000000 also allows more sbrk(2) space.
5833	_LT_TAGVAR(archive_cmds, $1)='$CC -shared $pic_flag $libobjs $deplibs $compiler_flags ${wl}-h,$soname ${wl}--image-base,`expr ${RANDOM-$$} % 4096 / 2 \* 262144 + 1342177280` -o $lib'
5834	_LT_TAGVAR(archive_expsym_cmds, $1)='sed "s,^,_," $export_symbols >$output_objdir/$soname.expsym~$CC -shared $pic_flag $libobjs $deplibs $compiler_flags ${wl}-h,$soname ${wl}--retain-symbols-file,$output_objdir/$soname.expsym ${wl}--image-base,`expr ${RANDOM-$$} % 4096 / 2 \* 262144 + 1342177280` -o $lib'
5835	;;
5836	irix5* \| irix6*)
5837	case $cc_basename in
5838	CC*)
5839	# SGI C++
5840	_LT_TAGVAR(archive_cmds, $1)='$CC -shared -all -multigot $predep_objects $libobjs $deplibs $postdep_objects $compiler_flags -soname $soname `test -n "$verstring" && $ECHO "X-set_version $verstring" \| $Xsed` -update_registry ${output_objdir}/so_locations -o $lib'
5841
5842	# Archives containing C++ object files must be created using
5843	# "CC -ar", where "CC" is the IRIX C++ compiler. This is
5844	# necessary to make sure instantiated templates are included
5845	# in the archive.
5846	_LT_TAGVAR(old_archive_cmds, $1)='$CC -ar -WR,-u -o $oldlib $oldobjs'
5847	;;
5848	*)
5849	if test "$GXX" = yes; then
5850	if test "$with_gnu_ld" = no; then
5851	_LT_TAGVAR(archive_cmds, $1)='$CC -shared -nostdlib $predep_objects $libobjs $deplibs $postdep_objects $compiler_flags ${wl}-soname ${wl}$soname `test -n "$verstring" && $ECHO "X${wl}-set_version ${wl}$verstring" \| $Xsed` ${wl}-update_registry ${wl}${output_objdir}/so_locations -o $lib'
5852	else
5853	_LT_TAGVAR(archive_cmds, $1)='$CC -shared -nostdlib $predep_objects $libobjs $deplibs $postdep_objects $compiler_flags ${wl}-soname ${wl}$soname `test -n "$verstring" && $ECHO "X${wl}-set_version ${wl}$verstring" \| $Xsed` -o $lib'
5854	fi
5855	fi
5856	_LT_TAGVAR(link_all_deplibs, $1)=yes
5857	;;
5858	esac
5859	_LT_TAGVAR(hardcode_libdir_flag_spec, $1)='${wl}-rpath ${wl}$libdir'
5860	_LT_TAGVAR(hardcode_libdir_separator, $1)=:
5861	_LT_TAGVAR(inherit_rpath, $1)=yes
5862	;;
5863
5864	linux* \| kbsd-gnu \| kopensolaris*-gnu)
5865	case $cc_basename in
5866	KCC*)
5867	# Kuck and Associates, Inc. (KAI) C++ Compiler
5868
5869	# KCC will only create a shared library if the output file
5870	# ends with ".so" (or ".sl" for HP-UX), so rename the library
5871	# to its proper name (with version) after linking.
5872	_LT_TAGVAR(archive_cmds, $1)='tempext=`echo $shared_ext \| $SED -e '\''s/\([[^()0-9A-Za-z{}]]\)/\\\\\1/g'\''`; templib=`echo $lib \| $SED -e "s/\${tempext}\..*/.so/"`; $CC $predep_objects $libobjs $deplibs $postdep_objects $compiler_flags --soname $soname -o \$templib; mv \$templib $lib'
5873	_LT_TAGVAR(archive_expsym_cmds, $1)='tempext=`echo $shared_ext \| $SED -e '\''s/\([[^()0-9A-Za-z{}]]\)/\\\\\1/g'\''`; templib=`echo $lib \| $SED -e "s/\${tempext}\..*/.so/"`; $CC $predep_objects $libobjs $deplibs $postdep_objects $compiler_flags --soname $soname -o \$templib ${wl}-retain-symbols-file,$export_symbols; mv \$templib $lib'
5874	# Commands to make compiler produce verbose output that lists
5875	# what "hidden" libraries, object files and flags are used when
5876	# linking a shared library.
5877	#
5878	# There doesn't appear to be a way to prevent this compiler from
5879	# explicitly linking system object files so we need to strip them
5880	# from the output so that they don't get included in the library
5881	# dependencies.
5882	output_verbose_link_cmd='templist=`$CC $CFLAGS -v conftest.$objext -o libconftest$shared_ext 2>&1 \| $GREP "ld"`; rm -f libconftest$shared_ext; list=""; for z in $templist; do case $z in conftest.$objext) list="$list $z";; .$objext);; ) list="$list $z";;esac; done; $ECHO "X$list" \| $Xsed'
5883
5884	_LT_TAGVAR(hardcode_libdir_flag_spec, $1)='${wl}-rpath,$libdir'
5885	_LT_TAGVAR(export_dynamic_flag_spec, $1)='${wl}--export-dynamic'
5886
5887	# Archives containing C++ object files must be created using
5888	# "CC -Bstatic", where "CC" is the KAI C++ compiler.
5889	_LT_TAGVAR(old_archive_cmds, $1)='$CC -Bstatic -o $oldlib $oldobjs'
5890	;;
5891	icpc* \| ecpc* )
5892	# Intel C++
5893	with_gnu_ld=yes
5894	# version 8.0 and above of icpc choke on multiply defined symbols
5895	# if we add $predep_objects and $postdep_objects, however 7.1 and
5896	# earlier do not add the objects themselves.
5897	case `$CC -V 2>&1` in
5898	"Version 7.")
5899	_LT_TAGVAR(archive_cmds, $1)='$CC -shared $predep_objects $libobjs $deplibs $postdep_objects $compiler_flags ${wl}-soname $wl$soname -o $lib'
5900	_LT_TAGVAR(archive_expsym_cmds, $1)='$CC -shared $predep_objects $libobjs $deplibs $postdep_objects $compiler_flags ${wl}-soname $wl$soname ${wl}-retain-symbols-file $wl$export_symbols -o $lib'
5901	;;
5902	*) # Version 8.0 or newer
5903	tmp_idyn=
5904	case $host_cpu in
5905	ia64*) tmp_idyn=' -i_dynamic';;
5906	esac
5907	_LT_TAGVAR(archive_cmds, $1)='$CC -shared'"$tmp_idyn"' $libobjs $deplibs $compiler_flags ${wl}-soname $wl$soname -o $lib'
5908	_LT_TAGVAR(archive_expsym_cmds, $1)='$CC -shared'"$tmp_idyn"' $libobjs $deplibs $compiler_flags ${wl}-soname $wl$soname ${wl}-retain-symbols-file $wl$export_symbols -o $lib'
5909	;;
5910	esac
5911	_LT_TAGVAR(archive_cmds_need_lc, $1)=no
5912	_LT_TAGVAR(hardcode_libdir_flag_spec, $1)='${wl}-rpath,$libdir'
5913	_LT_TAGVAR(export_dynamic_flag_spec, $1)='${wl}--export-dynamic'
5914	_LT_TAGVAR(whole_archive_flag_spec, $1)='${wl}--whole-archive$convenience ${wl}--no-whole-archive'
5915	;;
5916	pgCC* \| pgcpp*)
5917	# Portland Group C++ compiler
5918	case `$CC -V` in
5919	pgCC\ [[1-5]] \| pgcpp\ [[1-5]])
5920	_LT_TAGVAR(prelink_cmds, $1)='tpldir=Template.dir~
5921	rm -rf $tpldir~
5922	$CC --prelink_objects --instantiation_dir $tpldir $objs $libobjs $compile_deplibs~
5923	compile_command="$compile_command `find $tpldir -name \*.o \| $NL2SP`"'
5924	_LT_TAGVAR(old_archive_cmds, $1)='tpldir=Template.dir~
5925	rm -rf $tpldir~
5926	$CC --prelink_objects --instantiation_dir $tpldir $oldobjs$old_deplibs~
5927	$AR $AR_FLAGS $oldlib$oldobjs$old_deplibs `find $tpldir -name \*.o \| $NL2SP`~
5928	$RANLIB $oldlib'
5929	_LT_TAGVAR(archive_cmds, $1)='tpldir=Template.dir~
5930	rm -rf $tpldir~
5931	$CC --prelink_objects --instantiation_dir $tpldir $predep_objects $libobjs $deplibs $convenience $postdep_objects~
5932	$CC -shared $pic_flag $predep_objects $libobjs $deplibs `find $tpldir -name \*.o \| $NL2SP` $postdep_objects $compiler_flags ${wl}-soname ${wl}$soname -o $lib'
5933	_LT_TAGVAR(archive_expsym_cmds, $1)='tpldir=Template.dir~
5934	rm -rf $tpldir~
5935	$CC --prelink_objects --instantiation_dir $tpldir $predep_objects $libobjs $deplibs $convenience $postdep_objects~
5936	$CC -shared $pic_flag $predep_objects $libobjs $deplibs `find $tpldir -name \*.o \| $NL2SP` $postdep_objects $compiler_flags ${wl}-soname ${wl}$soname ${wl}-retain-symbols-file ${wl}$export_symbols -o $lib'
5937	;;
5938	*) # Version 6 will use weak symbols
5939	_LT_TAGVAR(archive_cmds, $1)='$CC -shared $pic_flag $predep_objects $libobjs $deplibs $postdep_objects $compiler_flags ${wl}-soname ${wl}$soname -o $lib'
5940	_LT_TAGVAR(archive_expsym_cmds, $1)='$CC -shared $pic_flag $predep_objects $libobjs $deplibs $postdep_objects $compiler_flags ${wl}-soname ${wl}$soname ${wl}-retain-symbols-file ${wl}$export_symbols -o $lib'
5941	;;
5942	esac
5943
5944	_LT_TAGVAR(hardcode_libdir_flag_spec, $1)='${wl}--rpath ${wl}$libdir'
5945	_LT_TAGVAR(export_dynamic_flag_spec, $1)='${wl}--export-dynamic'
5946	_LT_TAGVAR(whole_archive_flag_spec, $1)='${wl}--whole-archive`for conv in $convenience\"\"; do test -n \"$conv\" && new_convenience=\"$new_convenience,$conv\"; done; $ECHO \"$new_convenience\"` ${wl}--no-whole-archive'
5947	;;
5948	cxx*)
5949	# Compaq C++
5950	_LT_TAGVAR(archive_cmds, $1)='$CC -shared $predep_objects $libobjs $deplibs $postdep_objects $compiler_flags ${wl}-soname $wl$soname -o $lib'
5951	_LT_TAGVAR(archive_expsym_cmds, $1)='$CC -shared $predep_objects $libobjs $deplibs $postdep_objects $compiler_flags ${wl}-soname $wl$soname -o $lib ${wl}-retain-symbols-file $wl$export_symbols'
5952
5953	runpath_var=LD_RUN_PATH
5954	_LT_TAGVAR(hardcode_libdir_flag_spec, $1)='-rpath $libdir'
5955	_LT_TAGVAR(hardcode_libdir_separator, $1)=:
5956
5957	# Commands to make compiler produce verbose output that lists
5958	# what "hidden" libraries, object files and flags are used when
5959	# linking a shared library.
5960	#
5961	# There doesn't appear to be a way to prevent this compiler from
5962	# explicitly linking system object files so we need to strip them
5963	# from the output so that they don't get included in the library
5964	# dependencies.
5965	output_verbose_link_cmd='templist=`$CC -shared $CFLAGS -v conftest.$objext 2>&1 \| $GREP "ld"`; templist=`$ECHO "X$templist" \| $Xsed -e "s/\(^.ld.\)\( .ld .$\)/\1/"`; list=""; for z in $templist; do case $z in conftest.$objext) list="$list $z";; .$objext);; ) list="$list $z";;esac; done; $ECHO "X$list" \| $Xsed'
5966	;;
5967	xl*)
5968	# IBM XL 8.0 on PPC, with GNU ld
5969	_LT_TAGVAR(hardcode_libdir_flag_spec, $1)='${wl}-rpath ${wl}$libdir'
5970	_LT_TAGVAR(export_dynamic_flag_spec, $1)='${wl}--export-dynamic'
5971	_LT_TAGVAR(archive_cmds, $1)='$CC -qmkshrobj $libobjs $deplibs $compiler_flags ${wl}-soname $wl$soname -o $lib'
5972	if test "x$supports_anon_versioning" = xyes; then
5973	_LT_TAGVAR(archive_expsym_cmds, $1)='echo "{ global:" > $output_objdir/$libname.ver~
5974	cat $export_symbols \| sed -e "s/\(.*\)/\1;/" >> $output_objdir/$libname.ver~
5975	echo "local: *; };" >> $output_objdir/$libname.ver~
5976	$CC -qmkshrobj $libobjs $deplibs $compiler_flags ${wl}-soname $wl$soname ${wl}-version-script ${wl}$output_objdir/$libname.ver -o $lib'
5977	fi
5978	;;
5979	*)
5980	case `$CC -V 2>&1 \| sed 5q` in
5981	Sun\ C)
5982	# Sun C++ 5.9
5983	_LT_TAGVAR(no_undefined_flag, $1)=' -zdefs'
5984	_LT_TAGVAR(archive_cmds, $1)='$CC -G${allow_undefined_flag} -h$soname -o $lib $predep_objects $libobjs $deplibs $postdep_objects $compiler_flags'
5985	_LT_TAGVAR(archive_expsym_cmds, $1)='$CC -G${allow_undefined_flag} -h$soname -o $lib $predep_objects $libobjs $deplibs $postdep_objects $compiler_flags ${wl}-retain-symbols-file ${wl}$export_symbols'
5986	_LT_TAGVAR(hardcode_libdir_flag_spec, $1)='-R$libdir'
5987	_LT_TAGVAR(whole_archive_flag_spec, $1)='${wl}--whole-archive`new_convenience=; for conv in $convenience\"\"; do test -z \"$conv\" \|\| new_convenience=\"$new_convenience,$conv\"; done; $ECHO \"$new_convenience\"` ${wl}--no-whole-archive'
5988	_LT_TAGVAR(compiler_needs_object, $1)=yes
5989
5990	# Not sure whether something based on
5991	# $CC $CFLAGS -v conftest.$objext -o libconftest$shared_ext 2>&1
5992	# would be better.
5993	output_verbose_link_cmd='echo'
5994
5995	# Archives containing C++ object files must be created using
5996	# "CC -xar", where "CC" is the Sun C++ compiler. This is
5997	# necessary to make sure instantiated templates are included
5998	# in the archive.
5999	_LT_TAGVAR(old_archive_cmds, $1)='$CC -xar -o $oldlib $oldobjs'
6000	;;
6001	esac
6002	;;
6003	esac
6004	;;
6005
6006	lynxos*)
6007	# FIXME: insert proper C++ library support
6008	_LT_TAGVAR(ld_shlibs, $1)=no
6009	;;
6010
6011	m88k*)
6012	# FIXME: insert proper C++ library support
6013	_LT_TAGVAR(ld_shlibs, $1)=no
6014	;;
6015
6016	mvs*)
6017	case $cc_basename in
6018	cxx*)
6019	# FIXME: insert proper C++ library support
6020	_LT_TAGVAR(ld_shlibs, $1)=no
6021	;;
6022	*)
6023	# FIXME: insert proper C++ library support
6024	_LT_TAGVAR(ld_shlibs, $1)=no
6025	;;
6026	esac
6027	;;
6028
6029	netbsd*)
6030	if echo __ELF__ \| $CC -E - \| $GREP __ELF__ >/dev/null; then
6031	_LT_TAGVAR(archive_cmds, $1)='$LD -Bshareable -o $lib $predep_objects $libobjs $deplibs $postdep_objects $linker_flags'
6032	wlarc=
6033	_LT_TAGVAR(hardcode_libdir_flag_spec, $1)='-R$libdir'
6034	_LT_TAGVAR(hardcode_direct, $1)=yes
6035	_LT_TAGVAR(hardcode_shlibpath_var, $1)=no
6036	fi
6037	# Workaround some broken pre-1.5 toolchains
6038	output_verbose_link_cmd='$CC -shared $CFLAGS -v conftest.$objext 2>&1 \| $GREP conftest.$objext \| $SED -e "s:-lgcc -lc -lgcc::"'
6039	;;
6040
6041	nto \| qnx)
6042	_LT_TAGVAR(ld_shlibs, $1)=yes
6043	;;
6044
6045	openbsd2*)
6046	# C++ shared libraries are fairly broken
6047	_LT_TAGVAR(ld_shlibs, $1)=no
6048	;;
6049
6050	openbsd*)
6051	if test -f /usr/libexec/ld.so; then
6052	_LT_TAGVAR(hardcode_direct, $1)=yes
6053	_LT_TAGVAR(hardcode_shlibpath_var, $1)=no
6054	_LT_TAGVAR(hardcode_direct_absolute, $1)=yes
6055	_LT_TAGVAR(archive_cmds, $1)='$CC -shared $pic_flag $predep_objects $libobjs $deplibs $postdep_objects $compiler_flags -o $lib'
6056	_LT_TAGVAR(hardcode_libdir_flag_spec, $1)='${wl}-rpath,$libdir'
6057	if test -z "`echo __ELF__ \| $CC -E - \| grep __ELF__`" \|\| test "$host_os-$host_cpu" = "openbsd2.8-powerpc"; then
6058	_LT_TAGVAR(archive_expsym_cmds, $1)='$CC -shared $pic_flag $predep_objects $libobjs $deplibs $postdep_objects $compiler_flags ${wl}-retain-symbols-file,$export_symbols -o $lib'
6059	_LT_TAGVAR(export_dynamic_flag_spec, $1)='${wl}-E'
6060	_LT_TAGVAR(whole_archive_flag_spec, $1)="$wlarc"'--whole-archive$convenience '"$wlarc"'--no-whole-archive'
6061	fi
6062	output_verbose_link_cmd=echo
6063	else
6064	_LT_TAGVAR(ld_shlibs, $1)=no
6065	fi
6066	;;
6067
6068	osf3* \| osf4* \| osf5*)
6069	case $cc_basename in
6070	KCC*)
6071	# Kuck and Associates, Inc. (KAI) C++ Compiler
6072
6073	# KCC will only create a shared library if the output file
6074	# ends with ".so" (or ".sl" for HP-UX), so rename the library
6075	# to its proper name (with version) after linking.
6076	_LT_TAGVAR(archive_cmds, $1)='tempext=`echo $shared_ext \| $SED -e '\''s/\([[^()0-9A-Za-z{}]]\)/\\\\\1/g'\''`; templib=`echo "$lib" \| $SED -e "s/\${tempext}\..*/.so/"`; $CC $predep_objects $libobjs $deplibs $postdep_objects $compiler_flags --soname $soname -o \$templib; mv \$templib $lib'
6077
6078	_LT_TAGVAR(hardcode_libdir_flag_spec, $1)='${wl}-rpath,$libdir'
6079	_LT_TAGVAR(hardcode_libdir_separator, $1)=:
6080
6081	# Archives containing C++ object files must be created using
6082	# the KAI C++ compiler.
6083	case $host in
6084	osf3*) _LT_TAGVAR(old_archive_cmds, $1)='$CC -Bstatic -o $oldlib $oldobjs' ;;
6085	*) _LT_TAGVAR(old_archive_cmds, $1)='$CC -o $oldlib $oldobjs' ;;
6086	esac
6087	;;
6088	RCC*)
6089	# Rational C++ 2.4.1
6090	# FIXME: insert proper C++ library support
6091	_LT_TAGVAR(ld_shlibs, $1)=no
6092	;;
6093	cxx*)
6094	case $host in
6095	osf3*)
6096	_LT_TAGVAR(allow_undefined_flag, $1)=' ${wl}-expect_unresolved ${wl}\*'
6097	_LT_TAGVAR(archive_cmds, $1)='$CC -shared${allow_undefined_flag} $predep_objects $libobjs $deplibs $postdep_objects $compiler_flags ${wl}-soname $soname `test -n "$verstring" && $ECHO "X${wl}-set_version $verstring" \| $Xsed` -update_registry ${output_objdir}/so_locations -o $lib'
6098	_LT_TAGVAR(hardcode_libdir_flag_spec, $1)='${wl}-rpath ${wl}$libdir'
6099	;;
6100	*)
6101	_LT_TAGVAR(allow_undefined_flag, $1)=' -expect_unresolved \*'
6102	_LT_TAGVAR(archive_cmds, $1)='$CC -shared${allow_undefined_flag} $predep_objects $libobjs $deplibs $postdep_objects $compiler_flags -msym -soname $soname `test -n "$verstring" && $ECHO "X-set_version $verstring" \| $Xsed` -update_registry ${output_objdir}/so_locations -o $lib'
6103	_LT_TAGVAR(archive_expsym_cmds, $1)='for i in `cat $export_symbols`; do printf "%s %s\\n" -exported_symbol "\$i" >> $lib.exp; done~
6104	echo "-hidden">> $lib.exp~
6105	$CC -shared$allow_undefined_flag $predep_objects $libobjs $deplibs $postdep_objects $compiler_flags -msym -soname $soname ${wl}-input ${wl}$lib.exp `test -n "$verstring" && $ECHO "X-set_version $verstring" \| $Xsed` -update_registry ${output_objdir}/so_locations -o $lib~
6106	$RM $lib.exp'
6107	_LT_TAGVAR(hardcode_libdir_flag_spec, $1)='-rpath $libdir'
6108	;;
6109	esac
6110
6111	_LT_TAGVAR(hardcode_libdir_separator, $1)=:
6112
6113	# Commands to make compiler produce verbose output that lists
6114	# what "hidden" libraries, object files and flags are used when
6115	# linking a shared library.
6116	#
6117	# There doesn't appear to be a way to prevent this compiler from
6118	# explicitly linking system object files so we need to strip them
6119	# from the output so that they don't get included in the library
6120	# dependencies.
6121	output_verbose_link_cmd='templist=`$CC -shared $CFLAGS -v conftest.$objext 2>&1 \| $GREP "ld" \| $GREP -v "ld:"`; templist=`$ECHO "X$templist" \| $Xsed -e "s/\(^.ld.\)\( .ld.$\)/\1/"`; list=""; for z in $templist; do case $z in conftest.$objext) list="$list $z";; .$objext);; ) list="$list $z";;esac; done; $ECHO "X$list" \| $Xsed'
6122	;;
6123	*)
6124	if test "$GXX" = yes && test "$with_gnu_ld" = no; then
6125	_LT_TAGVAR(allow_undefined_flag, $1)=' ${wl}-expect_unresolved ${wl}\*'
6126	case $host in
6127	osf3*)
6128	_LT_TAGVAR(archive_cmds, $1)='$CC -shared -nostdlib ${allow_undefined_flag} $predep_objects $libobjs $deplibs $postdep_objects $compiler_flags ${wl}-soname ${wl}$soname `test -n "$verstring" && $ECHO "X${wl}-set_version ${wl}$verstring" \| $Xsed` ${wl}-update_registry ${wl}${output_objdir}/so_locations -o $lib'
6129	;;
6130	*)
6131	_LT_TAGVAR(archive_cmds, $1)='$CC -shared -nostdlib ${allow_undefined_flag} $predep_objects $libobjs $deplibs $postdep_objects $compiler_flags ${wl}-msym ${wl}-soname ${wl}$soname `test -n "$verstring" && $ECHO "${wl}-set_version ${wl}$verstring" \| $Xsed` ${wl}-update_registry ${wl}${output_objdir}/so_locations -o $lib'
6132	;;
6133	esac
6134
6135	_LT_TAGVAR(hardcode_libdir_flag_spec, $1)='${wl}-rpath ${wl}$libdir'
6136	_LT_TAGVAR(hardcode_libdir_separator, $1)=:
6137
6138	# Commands to make compiler produce verbose output that lists
6139	# what "hidden" libraries, object files and flags are used when
6140	# linking a shared library.
6141	output_verbose_link_cmd='$CC -shared $CFLAGS -v conftest.$objext 2>&1 \| $GREP "\-L"'
6142
6143	else
6144	# FIXME: insert proper C++ library support
6145	_LT_TAGVAR(ld_shlibs, $1)=no
6146	fi
6147	;;
6148	esac
6149	;;
6150
6151	psos*)
6152	# FIXME: insert proper C++ library support
6153	_LT_TAGVAR(ld_shlibs, $1)=no
6154	;;
6155
6156	sunos4*)
6157	case $cc_basename in
6158	CC*)
6159	# Sun C++ 4.x
6160	# FIXME: insert proper C++ library support
6161	_LT_TAGVAR(ld_shlibs, $1)=no
6162	;;
6163	lcc*)
6164	# Lucid
6165	# FIXME: insert proper C++ library support
6166	_LT_TAGVAR(ld_shlibs, $1)=no
6167	;;
6168	*)
6169	# FIXME: insert proper C++ library support
6170	_LT_TAGVAR(ld_shlibs, $1)=no
6171	;;
6172	esac
6173	;;
6174
6175	solaris*)
6176	case $cc_basename in
6177	CC*)
6178	# Sun C++ 4.2, 5.x and Centerline C++
6179	_LT_TAGVAR(archive_cmds_need_lc,$1)=yes
6180	_LT_TAGVAR(no_undefined_flag, $1)=' -zdefs'
6181	_LT_TAGVAR(archive_cmds, $1)='$CC -G${allow_undefined_flag} -h$soname -o $lib $predep_objects $libobjs $deplibs $postdep_objects $compiler_flags'
6182	_LT_TAGVAR(archive_expsym_cmds, $1)='echo "{ global:" > $lib.exp~cat $export_symbols \| $SED -e "s/\(.\)/\1;/" >> $lib.exp~echo "local: ; };" >> $lib.exp~
6183	$CC -G${allow_undefined_flag} ${wl}-M ${wl}$lib.exp -h$soname -o $lib $predep_objects $libobjs $deplibs $postdep_objects $compiler_flags~$RM $lib.exp'
6184
6185	_LT_TAGVAR(hardcode_libdir_flag_spec, $1)='-R$libdir'
6186	_LT_TAGVAR(hardcode_shlibpath_var, $1)=no
6187	case $host_os in
6188	solaris2.[[0-5]] \| solaris2.[[0-5]].*) ;;
6189	*)
6190	# The compiler driver will combine and reorder linker options,
6191	# but understands `-z linker_flag'.
6192	# Supported since Solaris 2.6 (maybe 2.5.1?)
6193	_LT_TAGVAR(whole_archive_flag_spec, $1)='-z allextract$convenience -z defaultextract'
6194	;;
6195	esac
6196	_LT_TAGVAR(link_all_deplibs, $1)=yes
6197
6198	output_verbose_link_cmd='echo'
6199
6200	# Archives containing C++ object files must be created using
6201	# "CC -xar", where "CC" is the Sun C++ compiler. This is
6202	# necessary to make sure instantiated templates are included
6203	# in the archive.
6204	_LT_TAGVAR(old_archive_cmds, $1)='$CC -xar -o $oldlib $oldobjs'
6205	;;
6206	gcx*)
6207	# Green Hills C++ Compiler
6208	_LT_TAGVAR(archive_cmds, $1)='$CC -shared $predep_objects $libobjs $deplibs $postdep_objects $compiler_flags ${wl}-h $wl$soname -o $lib'
6209
6210	# The C++ compiler must be used to create the archive.
6211	_LT_TAGVAR(old_archive_cmds, $1)='$CC $LDFLAGS -archive -o $oldlib $oldobjs'
6212	;;
6213	*)
6214	# GNU C++ compiler with Solaris linker
6215	if test "$GXX" = yes && test "$with_gnu_ld" = no; then
6216	_LT_TAGVAR(no_undefined_flag, $1)=' ${wl}-z ${wl}defs'
6217	if $CC --version \| $GREP -v '^2\.7' > /dev/null; then
6218	_LT_TAGVAR(archive_cmds, $1)='$CC -shared -nostdlib $LDFLAGS $predep_objects $libobjs $deplibs $postdep_objects $compiler_flags ${wl}-h $wl$soname -o $lib'
6219	_LT_TAGVAR(archive_expsym_cmds, $1)='echo "{ global:" > $lib.exp~cat $export_symbols \| $SED -e "s/\(.\)/\1;/" >> $lib.exp~echo "local: ; };" >> $lib.exp~
6220	$CC -shared -nostdlib ${wl}-M $wl$lib.exp -o $lib $predep_objects $libobjs $deplibs $postdep_objects $compiler_flags~$RM $lib.exp'
6221
6222	# Commands to make compiler produce verbose output that lists
6223	# what "hidden" libraries, object files and flags are used when
6224	# linking a shared library.
6225	output_verbose_link_cmd='$CC -shared $CFLAGS -v conftest.$objext 2>&1 \| $GREP "\-L"'
6226	else
6227	# g++ 2.7 appears to require `-G' NOT `-shared' on this
6228	# platform.
6229	_LT_TAGVAR(archive_cmds, $1)='$CC -G -nostdlib $LDFLAGS $predep_objects $libobjs $deplibs $postdep_objects $compiler_flags ${wl}-h $wl$soname -o $lib'
6230	_LT_TAGVAR(archive_expsym_cmds, $1)='echo "{ global:" > $lib.exp~cat $export_symbols \| $SED -e "s/\(.\)/\1;/" >> $lib.exp~echo "local: ; };" >> $lib.exp~
6231	$CC -G -nostdlib ${wl}-M $wl$lib.exp -o $lib $predep_objects $libobjs $deplibs $postdep_objects $compiler_flags~$RM $lib.exp'
6232
6233	# Commands to make compiler produce verbose output that lists
6234	# what "hidden" libraries, object files and flags are used when
6235	# linking a shared library.
6236	output_verbose_link_cmd='$CC -G $CFLAGS -v conftest.$objext 2>&1 \| $GREP "\-L"'
6237	fi
6238
6239	_LT_TAGVAR(hardcode_libdir_flag_spec, $1)='${wl}-R $wl$libdir'
6240	case $host_os in
6241	solaris2.[[0-5]] \| solaris2.[[0-5]].*) ;;
6242	*)
6243	_LT_TAGVAR(whole_archive_flag_spec, $1)='${wl}-z ${wl}allextract$convenience ${wl}-z ${wl}defaultextract'
6244	;;
6245	esac
6246	fi
6247	;;
6248	esac
6249	;;
6250
6251	sysv4uw2 \| sysv5OpenUNIX* \| sysv5UnixWare7.[[01]].[[10]]* \| unixware7* \| sco3.2v5.0.[[024]]*)
6252	_LT_TAGVAR(no_undefined_flag, $1)='${wl}-z,text'
6253	_LT_TAGVAR(archive_cmds_need_lc, $1)=no
6254	_LT_TAGVAR(hardcode_shlibpath_var, $1)=no
6255	runpath_var='LD_RUN_PATH'
6256
6257	case $cc_basename in
6258	CC*)
6259	_LT_TAGVAR(archive_cmds, $1)='$CC -G ${wl}-h,$soname -o $lib $libobjs $deplibs $compiler_flags'
6260	_LT_TAGVAR(archive_expsym_cmds, $1)='$CC -G ${wl}-Bexport:$export_symbols ${wl}-h,$soname -o $lib $libobjs $deplibs $compiler_flags'
6261	;;
6262	*)
6263	_LT_TAGVAR(archive_cmds, $1)='$CC -shared ${wl}-h,$soname -o $lib $libobjs $deplibs $compiler_flags'
6264	_LT_TAGVAR(archive_expsym_cmds, $1)='$CC -shared ${wl}-Bexport:$export_symbols ${wl}-h,$soname -o $lib $libobjs $deplibs $compiler_flags'
6265	;;
6266	esac
6267	;;
6268
6269	sysv5* \| sco3.2v5* \| sco5v6*)
6270	# Note: We can NOT use -z defs as we might desire, because we do not
6271	# link with -lc, and that would cause any symbols used from libc to
6272	# always be unresolved, which means just about no library would
6273	# ever link correctly. If we're not using GNU ld we use -z text
6274	# though, which does catch some bad symbols but isn't as heavy-handed
6275	# as -z defs.
6276	_LT_TAGVAR(no_undefined_flag, $1)='${wl}-z,text'
6277	_LT_TAGVAR(allow_undefined_flag, $1)='${wl}-z,nodefs'
6278	_LT_TAGVAR(archive_cmds_need_lc, $1)=no
6279	_LT_TAGVAR(hardcode_shlibpath_var, $1)=no
6280	_LT_TAGVAR(hardcode_libdir_flag_spec, $1)='${wl}-R,$libdir'
6281	_LT_TAGVAR(hardcode_libdir_separator, $1)=':'
6282	_LT_TAGVAR(link_all_deplibs, $1)=yes
6283	_LT_TAGVAR(export_dynamic_flag_spec, $1)='${wl}-Bexport'
6284	runpath_var='LD_RUN_PATH'
6285
6286	case $cc_basename in
6287	CC*)
6288	_LT_TAGVAR(archive_cmds, $1)='$CC -G ${wl}-h,$soname -o $lib $libobjs $deplibs $compiler_flags'
6289	_LT_TAGVAR(archive_expsym_cmds, $1)='$CC -G ${wl}-Bexport:$export_symbols ${wl}-h,$soname -o $lib $libobjs $deplibs $compiler_flags'
6290	;;
6291	*)
6292	_LT_TAGVAR(archive_cmds, $1)='$CC -shared ${wl}-h,$soname -o $lib $libobjs $deplibs $compiler_flags'
6293	_LT_TAGVAR(archive_expsym_cmds, $1)='$CC -shared ${wl}-Bexport:$export_symbols ${wl}-h,$soname -o $lib $libobjs $deplibs $compiler_flags'
6294	;;
6295	esac
6296	;;
6297
6298	tandem*)
6299	case $cc_basename in
6300	NCC*)
6301	# NonStop-UX NCC 3.20
6302	# FIXME: insert proper C++ library support
6303	_LT_TAGVAR(ld_shlibs, $1)=no
6304	;;
6305	*)
6306	# FIXME: insert proper C++ library support
6307	_LT_TAGVAR(ld_shlibs, $1)=no
6308	;;
6309	esac
6310	;;
6311
6312	vxworks*)
6313	# FIXME: insert proper C++ library support
6314	_LT_TAGVAR(ld_shlibs, $1)=no
6315	;;
6316
6317	*)
6318	# FIXME: insert proper C++ library support
6319	_LT_TAGVAR(ld_shlibs, $1)=no
6320	;;
6321	esac
6322
6323	AC_MSG_RESULT([$_LT_TAGVAR(ld_shlibs, $1)])
6324	test "$_LT_TAGVAR(ld_shlibs, $1)" = no && can_build_shared=no
6325
6326	_LT_TAGVAR(GCC, $1)="$GXX"
6327	_LT_TAGVAR(LD, $1)="$LD"
6328
6329	## CAVEAT EMPTOR:
6330	## There is no encapsulation within the following macros, do not change
6331	## the running order or otherwise move them around unless you know exactly
6332	## what you are doing...
6333	_LT_SYS_HIDDEN_LIBDEPS($1)
6334	_LT_COMPILER_PIC($1)
6335	_LT_COMPILER_C_O($1)
6336	_LT_COMPILER_FILE_LOCKS($1)
6337	_LT_LINKER_SHLIBS($1)
6338	_LT_SYS_DYNAMIC_LINKER($1)
6339	_LT_LINKER_HARDCODE_LIBPATH($1)
6340
6341	_LT_CONFIG($1)
6342	fi # test -n "$compiler"
6343
6344	CC=$lt_save_CC
6345	LDCXX=$LD
6346	LD=$lt_save_LD
6347	GCC=$lt_save_GCC
6348	with_gnu_ld=$lt_save_with_gnu_ld
6349	lt_cv_path_LDCXX=$lt_cv_path_LD
6350	lt_cv_path_LD=$lt_save_path_LD
6351	lt_cv_prog_gnu_ldcxx=$lt_cv_prog_gnu_ld
6352	lt_cv_prog_gnu_ld=$lt_save_with_gnu_ld
6353	fi # test "$_lt_caught_CXX_error" != yes
6354
6355	AC_LANG_POP
6356	])# _LT_LANG_CXX_CONFIG
6357
6358
6359	# _LT_SYS_HIDDEN_LIBDEPS([TAGNAME])
6360	# ---------------------------------
6361	# Figure out "hidden" library dependencies from verbose
6362	# compiler output when linking a shared library.
6363	# Parse the compiler output and extract the necessary
6364	# objects, libraries and library flags.
6365	m4_defun([_LT_SYS_HIDDEN_LIBDEPS],
6366	[m4_require([_LT_FILEUTILS_DEFAULTS])dnl
6367	# Dependencies to place before and after the object being linked:
6368	_LT_TAGVAR(predep_objects, $1)=
6369	_LT_TAGVAR(postdep_objects, $1)=
6370	_LT_TAGVAR(predeps, $1)=
6371	_LT_TAGVAR(postdeps, $1)=
6372	_LT_TAGVAR(compiler_lib_search_path, $1)=
6373
6374	dnl we can't use the lt_simple_compile_test_code here,
6375	dnl because it contains code intended for an executable,
6376	dnl not a library. It's possible we should let each
6377	dnl tag define a new lt_????_link_test_code variable,
6378	dnl but it's only used here...
6379	m4_if([$1], [], [cat > conftest.$ac_ext <<_LT_EOF
6380	int a;
6381	void foo (void) { a = 0; }
6382	_LT_EOF
6383	], [$1], [CXX], [cat > conftest.$ac_ext <<_LT_EOF
6384	class Foo
6385	{
6386	public:
6387	Foo (void) { a = 0; }
6388	private:
6389	int a;
6390	};
6391	_LT_EOF
6392	], [$1], [F77], [cat > conftest.$ac_ext <<_LT_EOF
6393	subroutine foo
6394	implicit none
6395	integer*4 a
6396	a=0
6397	return
6398	end
6399	_LT_EOF
6400	], [$1], [FC], [cat > conftest.$ac_ext <<_LT_EOF
6401	subroutine foo
6402	implicit none
6403	integer a
6404	a=0
6405	return
6406	end
6407	_LT_EOF
6408	], [$1], [GCJ], [cat > conftest.$ac_ext <<_LT_EOF
6409	public class foo {
6410	private int a;
6411	public void bar (void) {
6412	a = 0;
6413	}
6414	};
6415	_LT_EOF
6416	])
6417	dnl Parse the compiler output and extract the necessary
6418	dnl objects, libraries and library flags.
6419	if AC_TRY_EVAL(ac_compile); then
6420	# Parse the compiler output and extract the necessary
6421	# objects, libraries and library flags.
6422
6423	# Sentinel used to keep track of whether or not we are before
6424	# the conftest object file.
6425	pre_test_object_deps_done=no
6426
6427	for p in `eval "$output_verbose_link_cmd"`; do
6428	case $p in
6429
6430	-L* \| -R* \| -l*)
6431	# Some compilers place space between "-{L,R}" and the path.
6432	# Remove the space.
6433	if test $p = "-L" \|\|
6434	test $p = "-R"; then
6435	prev=$p
6436	continue
6437	else
6438	prev=
6439	fi
6440
6441	if test "$pre_test_object_deps_done" = no; then
6442	case $p in
6443	-L* \| -R*)
6444	# Internal compiler library paths should come after those
6445	# provided the user. The postdeps already come after the
6446	# user supplied libs so there is no need to process them.
6447	if test -z "$_LT_TAGVAR(compiler_lib_search_path, $1)"; then
6448	_LT_TAGVAR(compiler_lib_search_path, $1)="${prev}${p}"
6449	else
6450	_LT_TAGVAR(compiler_lib_search_path, $1)="${_LT_TAGVAR(compiler_lib_search_path, $1)} ${prev}${p}"
6451	fi
6452	;;
6453	# The "-l" case would never come before the object being
6454	# linked, so don't bother handling this case.
6455	esac
6456	else
6457	if test -z "$_LT_TAGVAR(postdeps, $1)"; then
6458	_LT_TAGVAR(postdeps, $1)="${prev}${p}"
6459	else
6460	_LT_TAGVAR(postdeps, $1)="${_LT_TAGVAR(postdeps, $1)} ${prev}${p}"
6461	fi
6462	fi
6463	;;
6464
6465	*.$objext)
6466	# This assumes that the test object file only shows up
6467	# once in the compiler output.
6468	if test "$p" = "conftest.$objext"; then
6469	pre_test_object_deps_done=yes
6470	continue
6471	fi
6472
6473	if test "$pre_test_object_deps_done" = no; then
6474	if test -z "$_LT_TAGVAR(predep_objects, $1)"; then
6475	_LT_TAGVAR(predep_objects, $1)="$p"
6476	else
6477	_LT_TAGVAR(predep_objects, $1)="$_LT_TAGVAR(predep_objects, $1) $p"
6478	fi
6479	else
6480	if test -z "$_LT_TAGVAR(postdep_objects, $1)"; then
6481	_LT_TAGVAR(postdep_objects, $1)="$p"
6482	else
6483	_LT_TAGVAR(postdep_objects, $1)="$_LT_TAGVAR(postdep_objects, $1) $p"
6484	fi
6485	fi
6486	;;
6487
6488	*) ;; # Ignore the rest.
6489
6490	esac
6491	done
6492
6493	# Clean up.
6494	rm -f a.out a.exe
6495	else
6496	echo "libtool.m4: error: problem compiling $1 test program"
6497	fi
6498
6499	$RM -f confest.$objext
6500
6501	# PORTME: override above test on systems where it is broken
6502	m4_if([$1], [CXX],
6503	[case $host_os in
6504	interix[[3-9]]*)
6505	# Interix 3.5 installs completely hosed .la files for C++, so rather than
6506	# hack all around it, let's just trust "g++" to DTRT.
6507	_LT_TAGVAR(predep_objects,$1)=
6508	_LT_TAGVAR(postdep_objects,$1)=
6509	_LT_TAGVAR(postdeps,$1)=
6510	;;
6511
6512	linux*)
6513	case `$CC -V 2>&1 \| sed 5q` in
6514	Sun\ C)
6515	# Sun C++ 5.9
6516
6517	# The more standards-conforming stlport4 library is
6518	# incompatible with the Cstd library. Avoid specifying
6519	# it if it's in CXXFLAGS. Ignore libCrun as
6520	# -library=stlport4 depends on it.
6521	case " $CXX $CXXFLAGS " in
6522	" -library=stlport4 ")
6523	solaris_use_stlport4=yes
6524	;;
6525	esac
6526
6527	if test "$solaris_use_stlport4" != yes; then
6528	_LT_TAGVAR(postdeps,$1)='-library=Cstd -library=Crun'
6529	fi
6530	;;
6531	esac
6532	;;
6533
6534	solaris*)
6535	case $cc_basename in
6536	CC*)
6537	# The more standards-conforming stlport4 library is
6538	# incompatible with the Cstd library. Avoid specifying
6539	# it if it's in CXXFLAGS. Ignore libCrun as
6540	# -library=stlport4 depends on it.
6541	case " $CXX $CXXFLAGS " in
6542	" -library=stlport4 ")
6543	solaris_use_stlport4=yes
6544	;;
6545	esac
6546
6547	# Adding this requires a known-good setup of shared libraries for
6548	# Sun compiler versions before 5.6, else PIC objects from an old
6549	# archive will be linked into the output, leading to subtle bugs.
6550	if test "$solaris_use_stlport4" != yes; then
6551	_LT_TAGVAR(postdeps,$1)='-library=Cstd -library=Crun'
6552	fi
6553	;;
6554	esac
6555	;;
6556	esac
6557	])
6558
6559	case " $_LT_TAGVAR(postdeps, $1) " in
6560	" -lc ") _LT_TAGVAR(archive_cmds_need_lc, $1)=no ;;
6561	esac
6562	_LT_TAGVAR(compiler_lib_search_dirs, $1)=
6563	if test -n "${_LT_TAGVAR(compiler_lib_search_path, $1)}"; then
6564	_LT_TAGVAR(compiler_lib_search_dirs, $1)=`echo " ${_LT_TAGVAR(compiler_lib_search_path, $1)}" \| ${SED} -e 's! -L! !g' -e 's!^ !!'`
6565	fi
6566	_LT_TAGDECL([], [compiler_lib_search_dirs], [1],
6567	[The directories searched by this compiler when creating a shared library])
6568	_LT_TAGDECL([], [predep_objects], [1],
6569	[Dependencies to place before and after the objects being linked to
6570	create a shared library])
6571	_LT_TAGDECL([], [postdep_objects], [1])
6572	_LT_TAGDECL([], [predeps], [1])
6573	_LT_TAGDECL([], [postdeps], [1])
6574	_LT_TAGDECL([], [compiler_lib_search_path], [1],
6575	[The library search path used internally by the compiler when linking
6576	a shared library])
6577	])# _LT_SYS_HIDDEN_LIBDEPS
6578
6579
6580	# _LT_PROG_F77
6581	# ------------
6582	# Since AC_PROG_F77 is broken, in that it returns the empty string
6583	# if there is no fortran compiler, we have our own version here.
6584	m4_defun([_LT_PROG_F77],
6585	[
6586	pushdef([AC_MSG_ERROR], [_lt_disable_F77=yes])
6587	AC_PROG_F77
6588	if test -z "$F77" \|\| test "X$F77" = "Xno"; then
6589	_lt_disable_F77=yes
6590	fi
6591	popdef([AC_MSG_ERROR])
6592	])# _LT_PROG_F77
6593
6594	dnl aclocal-1.4 backwards compatibility:
6595	dnl AC_DEFUN([_LT_PROG_F77], [])
6596
6597
6598	# _LT_LANG_F77_CONFIG([TAG])
6599	# --------------------------
6600	# Ensure that the configuration variables for a Fortran 77 compiler are
6601	# suitably defined. These variables are subsequently used by _LT_CONFIG
6602	# to write the compiler configuration to `libtool'.
6603	m4_defun([_LT_LANG_F77_CONFIG],
6604	[AC_REQUIRE([_LT_PROG_F77])dnl
6605	AC_LANG_PUSH(Fortran 77)
6606
6607	_LT_TAGVAR(archive_cmds_need_lc, $1)=no
6608	_LT_TAGVAR(allow_undefined_flag, $1)=
6609	_LT_TAGVAR(always_export_symbols, $1)=no
6610	_LT_TAGVAR(archive_expsym_cmds, $1)=
6611	_LT_TAGVAR(export_dynamic_flag_spec, $1)=
6612	_LT_TAGVAR(hardcode_direct, $1)=no
6613	_LT_TAGVAR(hardcode_direct_absolute, $1)=no
6614	_LT_TAGVAR(hardcode_libdir_flag_spec, $1)=
6615	_LT_TAGVAR(hardcode_libdir_flag_spec_ld, $1)=
6616	_LT_TAGVAR(hardcode_libdir_separator, $1)=
6617	_LT_TAGVAR(hardcode_minus_L, $1)=no
6618	_LT_TAGVAR(hardcode_automatic, $1)=no
6619	_LT_TAGVAR(inherit_rpath, $1)=no
6620	_LT_TAGVAR(module_cmds, $1)=
6621	_LT_TAGVAR(module_expsym_cmds, $1)=
6622	_LT_TAGVAR(link_all_deplibs, $1)=unknown
6623	_LT_TAGVAR(old_archive_cmds, $1)=$old_archive_cmds
6624	_LT_TAGVAR(no_undefined_flag, $1)=
6625	_LT_TAGVAR(whole_archive_flag_spec, $1)=
6626	_LT_TAGVAR(enable_shared_with_static_runtimes, $1)=no
6627
6628	# Source file extension for f77 test sources.
6629	ac_ext=f
6630
6631	# Object file extension for compiled f77 test sources.
6632	objext=o
6633	_LT_TAGVAR(objext, $1)=$objext
6634
6635	# No sense in running all these tests if we already determined that
6636	# the F77 compiler isn't working. Some variables (like enable_shared)
6637	# are currently assumed to apply to all compilers on this platform,
6638	# and will be corrupted by setting them based on a non-working compiler.
6639	if test "$_lt_disable_F77" != yes; then
6640	# Code to be used in simple compile tests
6641	lt_simple_compile_test_code="\
6642	subroutine t
6643	return
6644	end
6645	"
6646
6647	# Code to be used in simple link tests
6648	lt_simple_link_test_code="\
6649	program t
6650	end
6651	"
6652
6653	# ltmain only uses $CC for tagged configurations so make sure $CC is set.
6654	_LT_TAG_COMPILER
6655
6656	# save warnings/boilerplate of simple test code
6657	_LT_COMPILER_BOILERPLATE
6658	_LT_LINKER_BOILERPLATE
6659
6660	# Allow CC to be a program name with arguments.
6661	lt_save_CC="$CC"
6662	lt_save_GCC=$GCC
6663	CC=${F77-"f77"}
6664	compiler=$CC
6665	_LT_TAGVAR(compiler, $1)=$CC
6666	_LT_CC_BASENAME([$compiler])
6667	GCC=$G77
6668	if test -n "$compiler"; then
6669	AC_MSG_CHECKING([if libtool supports shared libraries])
6670	AC_MSG_RESULT([$can_build_shared])
6671
6672	AC_MSG_CHECKING([whether to build shared libraries])
6673	test "$can_build_shared" = "no" && enable_shared=no
6674
6675	# On AIX, shared libraries and static libraries use the same namespace, and
6676	# are all built from PIC.
6677	case $host_os in
6678	aix3*)
6679	test "$enable_shared" = yes && enable_static=no
6680	if test -n "$RANLIB"; then
6681	archive_cmds="$archive_cmds~\$RANLIB \$lib"
6682	postinstall_cmds='$RANLIB $lib'
6683	fi
6684	;;
6685	aix[[4-9]]*)
6686	if test "$host_cpu" != ia64 && test "$aix_use_runtimelinking" = no ; then
6687	test "$enable_shared" = yes && enable_static=no
6688	fi
6689	;;
6690	esac
6691	AC_MSG_RESULT([$enable_shared])
6692
6693	AC_MSG_CHECKING([whether to build static libraries])
6694	# Make sure either enable_shared or enable_static is yes.
6695	test "$enable_shared" = yes \|\| enable_static=yes
6696	AC_MSG_RESULT([$enable_static])
6697
6698	_LT_TAGVAR(GCC, $1)="$G77"
6699	_LT_TAGVAR(LD, $1)="$LD"
6700
6701	## CAVEAT EMPTOR:
6702	## There is no encapsulation within the following macros, do not change
6703	## the running order or otherwise move them around unless you know exactly
6704	## what you are doing...
6705	_LT_COMPILER_PIC($1)
6706	_LT_COMPILER_C_O($1)
6707	_LT_COMPILER_FILE_LOCKS($1)
6708	_LT_LINKER_SHLIBS($1)
6709	_LT_SYS_DYNAMIC_LINKER($1)
6710	_LT_LINKER_HARDCODE_LIBPATH($1)
6711
6712	_LT_CONFIG($1)
6713	fi # test -n "$compiler"
6714
6715	GCC=$lt_save_GCC
6716	CC="$lt_save_CC"
6717	fi # test "$_lt_disable_F77" != yes
6718
6719	AC_LANG_POP
6720	])# _LT_LANG_F77_CONFIG
6721
6722
6723	# _LT_PROG_FC
6724	# -----------
6725	# Since AC_PROG_FC is broken, in that it returns the empty string
6726	# if there is no fortran compiler, we have our own version here.
6727	m4_defun([_LT_PROG_FC],
6728	[
6729	pushdef([AC_MSG_ERROR], [_lt_disable_FC=yes])
6730	AC_PROG_FC
6731	if test -z "$FC" \|\| test "X$FC" = "Xno"; then
6732	_lt_disable_FC=yes
6733	fi
6734	popdef([AC_MSG_ERROR])
6735	])# _LT_PROG_FC
6736
6737	dnl aclocal-1.4 backwards compatibility:
6738	dnl AC_DEFUN([_LT_PROG_FC], [])
6739
6740
6741	# _LT_LANG_FC_CONFIG([TAG])
6742	# -------------------------
6743	# Ensure that the configuration variables for a Fortran compiler are
6744	# suitably defined. These variables are subsequently used by _LT_CONFIG
6745	# to write the compiler configuration to `libtool'.
6746	m4_defun([_LT_LANG_FC_CONFIG],
6747	[AC_REQUIRE([_LT_PROG_FC])dnl
6748	AC_LANG_PUSH(Fortran)
6749
6750	_LT_TAGVAR(archive_cmds_need_lc, $1)=no
6751	_LT_TAGVAR(allow_undefined_flag, $1)=
6752	_LT_TAGVAR(always_export_symbols, $1)=no
6753	_LT_TAGVAR(archive_expsym_cmds, $1)=
6754	_LT_TAGVAR(export_dynamic_flag_spec, $1)=
6755	_LT_TAGVAR(hardcode_direct, $1)=no
6756	_LT_TAGVAR(hardcode_direct_absolute, $1)=no
6757	_LT_TAGVAR(hardcode_libdir_flag_spec, $1)=
6758	_LT_TAGVAR(hardcode_libdir_flag_spec_ld, $1)=
6759	_LT_TAGVAR(hardcode_libdir_separator, $1)=
6760	_LT_TAGVAR(hardcode_minus_L, $1)=no
6761	_LT_TAGVAR(hardcode_automatic, $1)=no
6762	_LT_TAGVAR(inherit_rpath, $1)=no
6763	_LT_TAGVAR(module_cmds, $1)=
6764	_LT_TAGVAR(module_expsym_cmds, $1)=
6765	_LT_TAGVAR(link_all_deplibs, $1)=unknown
6766	_LT_TAGVAR(old_archive_cmds, $1)=$old_archive_cmds
6767	_LT_TAGVAR(no_undefined_flag, $1)=
6768	_LT_TAGVAR(whole_archive_flag_spec, $1)=
6769	_LT_TAGVAR(enable_shared_with_static_runtimes, $1)=no
6770
6771	# Source file extension for fc test sources.
6772	ac_ext=${ac_fc_srcext-f}
6773
6774	# Object file extension for compiled fc test sources.
6775	objext=o
6776	_LT_TAGVAR(objext, $1)=$objext
6777
6778	# No sense in running all these tests if we already determined that
6779	# the FC compiler isn't working. Some variables (like enable_shared)
6780	# are currently assumed to apply to all compilers on this platform,
6781	# and will be corrupted by setting them based on a non-working compiler.
6782	if test "$_lt_disable_FC" != yes; then
6783	# Code to be used in simple compile tests
6784	lt_simple_compile_test_code="\
6785	subroutine t
6786	return
6787	end
6788	"
6789
6790	# Code to be used in simple link tests
6791	lt_simple_link_test_code="\
6792	program t
6793	end
6794	"
6795
6796	# ltmain only uses $CC for tagged configurations so make sure $CC is set.
6797	_LT_TAG_COMPILER
6798
6799	# save warnings/boilerplate of simple test code
6800	_LT_COMPILER_BOILERPLATE
6801	_LT_LINKER_BOILERPLATE
6802
6803	# Allow CC to be a program name with arguments.
6804	lt_save_CC="$CC"
6805	lt_save_GCC=$GCC
6806	CC=${FC-"f95"}
6807	compiler=$CC
6808	GCC=$ac_cv_fc_compiler_gnu
6809
6810	_LT_TAGVAR(compiler, $1)=$CC
6811	_LT_CC_BASENAME([$compiler])
6812
6813	if test -n "$compiler"; then
6814	AC_MSG_CHECKING([if libtool supports shared libraries])
6815	AC_MSG_RESULT([$can_build_shared])
6816
6817	AC_MSG_CHECKING([whether to build shared libraries])
6818	test "$can_build_shared" = "no" && enable_shared=no
6819
6820	# On AIX, shared libraries and static libraries use the same namespace, and
6821	# are all built from PIC.
6822	case $host_os in
6823	aix3*)
6824	test "$enable_shared" = yes && enable_static=no
6825	if test -n "$RANLIB"; then
6826	archive_cmds="$archive_cmds~\$RANLIB \$lib"
6827	postinstall_cmds='$RANLIB $lib'
6828	fi
6829	;;
6830	aix[[4-9]]*)
6831	if test "$host_cpu" != ia64 && test "$aix_use_runtimelinking" = no ; then
6832	test "$enable_shared" = yes && enable_static=no
6833	fi
6834	;;
6835	esac
6836	AC_MSG_RESULT([$enable_shared])
6837
6838	AC_MSG_CHECKING([whether to build static libraries])
6839	# Make sure either enable_shared or enable_static is yes.
6840	test "$enable_shared" = yes \|\| enable_static=yes
6841	AC_MSG_RESULT([$enable_static])
6842
6843	_LT_TAGVAR(GCC, $1)="$ac_cv_fc_compiler_gnu"
6844	_LT_TAGVAR(LD, $1)="$LD"
6845
6846	## CAVEAT EMPTOR:
6847	## There is no encapsulation within the following macros, do not change
6848	## the running order or otherwise move them around unless you know exactly
6849	## what you are doing...
6850	_LT_SYS_HIDDEN_LIBDEPS($1)
6851	_LT_COMPILER_PIC($1)
6852	_LT_COMPILER_C_O($1)
6853	_LT_COMPILER_FILE_LOCKS($1)
6854	_LT_LINKER_SHLIBS($1)
6855	_LT_SYS_DYNAMIC_LINKER($1)
6856	_LT_LINKER_HARDCODE_LIBPATH($1)
6857
6858	_LT_CONFIG($1)
6859	fi # test -n "$compiler"
6860
6861	GCC=$lt_save_GCC
6862	CC="$lt_save_CC"
6863	fi # test "$_lt_disable_FC" != yes
6864
6865	AC_LANG_POP
6866	])# _LT_LANG_FC_CONFIG
6867
6868
6869	# _LT_LANG_GCJ_CONFIG([TAG])
6870	# --------------------------
6871	# Ensure that the configuration variables for the GNU Java Compiler compiler
6872	# are suitably defined. These variables are subsequently used by _LT_CONFIG
6873	# to write the compiler configuration to `libtool'.
6874	m4_defun([_LT_LANG_GCJ_CONFIG],
6875	[AC_REQUIRE([LT_PROG_GCJ])dnl
6876	AC_LANG_SAVE
6877
6878	# Source file extension for Java test sources.
6879	ac_ext=java
6880
6881	# Object file extension for compiled Java test sources.
6882	objext=o
6883	_LT_TAGVAR(objext, $1)=$objext
6884
6885	# Code to be used in simple compile tests
6886	lt_simple_compile_test_code="class foo {}"
6887
6888	# Code to be used in simple link tests
6889	lt_simple_link_test_code='public class conftest { public static void main(String[[]] argv) {}; }'
6890
6891	# ltmain only uses $CC for tagged configurations so make sure $CC is set.
6892	_LT_TAG_COMPILER
6893
6894	# save warnings/boilerplate of simple test code
6895	_LT_COMPILER_BOILERPLATE
6896	_LT_LINKER_BOILERPLATE
6897
6898	# Allow CC to be a program name with arguments.
6899	lt_save_CC="$CC"
6900	lt_save_GCC=$GCC
6901	GCC=yes
6902	CC=${GCJ-"gcj"}
6903	compiler=$CC
6904	_LT_TAGVAR(compiler, $1)=$CC
6905	_LT_TAGVAR(LD, $1)="$LD"
6906	_LT_CC_BASENAME([$compiler])
6907
6908	# GCJ did not exist at the time GCC didn't implicitly link libc in.
6909	_LT_TAGVAR(archive_cmds_need_lc, $1)=no
6910
6911	_LT_TAGVAR(old_archive_cmds, $1)=$old_archive_cmds
6912
6913	## CAVEAT EMPTOR:
6914	## There is no encapsulation within the following macros, do not change
6915	## the running order or otherwise move them around unless you know exactly
6916	## what you are doing...
6917	if test -n "$compiler"; then
6918	_LT_COMPILER_NO_RTTI($1)
6919	_LT_COMPILER_PIC($1)
6920	_LT_COMPILER_C_O($1)
6921	_LT_COMPILER_FILE_LOCKS($1)
6922	_LT_LINKER_SHLIBS($1)
6923	_LT_LINKER_HARDCODE_LIBPATH($1)
6924
6925	_LT_CONFIG($1)
6926	fi
6927
6928	AC_LANG_RESTORE
6929
6930	GCC=$lt_save_GCC
6931	CC="$lt_save_CC"
6932	])# _LT_LANG_GCJ_CONFIG
6933
6934
6935	# _LT_LANG_RC_CONFIG([TAG])
6936	# -------------------------
6937	# Ensure that the configuration variables for the Windows resource compiler
6938	# are suitably defined. These variables are subsequently used by _LT_CONFIG
6939	# to write the compiler configuration to `libtool'.
6940	m4_defun([_LT_LANG_RC_CONFIG],
6941	[AC_REQUIRE([LT_PROG_RC])dnl
6942	AC_LANG_SAVE
6943
6944	# Source file extension for RC test sources.
6945	ac_ext=rc
6946
6947	# Object file extension for compiled RC test sources.
6948	objext=o
6949	_LT_TAGVAR(objext, $1)=$objext
6950
6951	# Code to be used in simple compile tests
6952	lt_simple_compile_test_code='sample MENU { MENUITEM "&Soup", 100, CHECKED }'
6953
6954	# Code to be used in simple link tests
6955	lt_simple_link_test_code="$lt_simple_compile_test_code"
6956
6957	# ltmain only uses $CC for tagged configurations so make sure $CC is set.
6958	_LT_TAG_COMPILER
6959
6960	# save warnings/boilerplate of simple test code
6961	_LT_COMPILER_BOILERPLATE
6962	_LT_LINKER_BOILERPLATE
6963
6964	# Allow CC to be a program name with arguments.
6965	lt_save_CC="$CC"
6966	lt_save_GCC=$GCC
6967	GCC=
6968	CC=${RC-"windres"}
6969	compiler=$CC
6970	_LT_TAGVAR(compiler, $1)=$CC
6971	_LT_CC_BASENAME([$compiler])
6972	_LT_TAGVAR(lt_cv_prog_compiler_c_o, $1)=yes
6973
6974	if test -n "$compiler"; then
6975	:
6976	_LT_CONFIG($1)
6977	fi
6978
6979	GCC=$lt_save_GCC
6980	AC_LANG_RESTORE
6981	CC="$lt_save_CC"
6982	])# _LT_LANG_RC_CONFIG
6983
6984
6985	# LT_PROG_GCJ
6986	# -----------
6987	AC_DEFUN([LT_PROG_GCJ],
6988	[m4_ifdef([AC_PROG_GCJ], [AC_PROG_GCJ],
6989	[m4_ifdef([A][M_PROG_GCJ], [A][M_PROG_GCJ],
6990	[AC_CHECK_TOOL(GCJ, gcj,)
6991	test "x${GCJFLAGS+set}" = xset \|\| GCJFLAGS="-g -O2"
6992	AC_SUBST(GCJFLAGS)])])[]dnl
6993	])
6994
6995	# Old name:
6996	AU_ALIAS([LT_AC_PROG_GCJ], [LT_PROG_GCJ])
6997	dnl aclocal-1.4 backwards compatibility:
6998	dnl AC_DEFUN([LT_AC_PROG_GCJ], [])
6999
7000
7001	# LT_PROG_RC
7002	# ----------
7003	AC_DEFUN([LT_PROG_RC],
7004	[AC_CHECK_TOOL(RC, windres,)
7005	])
7006
7007	# Old name:
7008	AU_ALIAS([LT_AC_PROG_RC], [LT_PROG_RC])
7009	dnl aclocal-1.4 backwards compatibility:
7010	dnl AC_DEFUN([LT_AC_PROG_RC], [])
7011
7012
7013	# _LT_DECL_EGREP
7014	# --------------
7015	# If we don't have a new enough Autoconf to choose the best grep
7016	# available, choose the one first in the user's PATH.
7017	m4_defun([_LT_DECL_EGREP],
7018	[AC_REQUIRE([AC_PROG_EGREP])dnl
7019	AC_REQUIRE([AC_PROG_FGREP])dnl
7020	test -z "$GREP" && GREP=grep
7021	_LT_DECL([], [GREP], [1], [A grep program that handles long lines])
7022	_LT_DECL([], [EGREP], [1], [An ERE matcher])
7023	_LT_DECL([], [FGREP], [1], [A literal string matcher])
7024	dnl Non-bleeding-edge autoconf doesn't subst GREP, so do it here too
7025	AC_SUBST([GREP])
7026	])
7027
7028
7029	# _LT_DECL_OBJDUMP
7030	# --------------
7031	# If we don't have a new enough Autoconf to choose the best objdump
7032	# available, choose the one first in the user's PATH.
7033	m4_defun([_LT_DECL_OBJDUMP],
7034	[AC_CHECK_TOOL(OBJDUMP, objdump, false)
7035	test -z "$OBJDUMP" && OBJDUMP=objdump
7036	_LT_DECL([], [OBJDUMP], [1], [An object symbol dumper])
7037	AC_SUBST([OBJDUMP])
7038	])
7039
7040
7041	# _LT_DECL_SED
7042	# ------------
7043	# Check for a fully-functional sed program, that truncates
7044	# as few characters as possible. Prefer GNU sed if found.
7045	m4_defun([_LT_DECL_SED],
7046	[AC_PROG_SED
7047	test -z "$SED" && SED=sed
7048	Xsed="$SED -e 1s/^X//"
7049	_LT_DECL([], [SED], [1], [A sed program that does not truncate output])
7050	_LT_DECL([], [Xsed], ["\$SED -e 1s/^X//"],
7051	[Sed that helps us avoid accidentally triggering echo(1) options like -n])
7052	])# _LT_DECL_SED
7053
7054	m4_ifndef([AC_PROG_SED], [
7055	############################################################
7056	# NOTE: This macro has been submitted for inclusion into #
7057	# GNU Autoconf as AC_PROG_SED. When it is available in #
7058	# a released version of Autoconf we should remove this #
7059	# macro and use it instead. #
7060	############################################################
7061
7062	m4_defun([AC_PROG_SED],
7063	[AC_MSG_CHECKING([for a sed that does not truncate output])
7064	AC_CACHE_VAL(lt_cv_path_SED,
7065	[# Loop through the user's path and test for sed and gsed.
7066	# Then use that list of sed's as ones to test for truncation.
7067	as_save_IFS=$IFS; IFS=$PATH_SEPARATOR
7068	for as_dir in $PATH
7069	do
7070	IFS=$as_save_IFS
7071	test -z "$as_dir" && as_dir=.
7072	for lt_ac_prog in sed gsed; do
7073	for ac_exec_ext in '' $ac_executable_extensions; do
7074	if $as_executable_p "$as_dir/$lt_ac_prog$ac_exec_ext"; then
7075	lt_ac_sed_list="$lt_ac_sed_list $as_dir/$lt_ac_prog$ac_exec_ext"
7076	fi
7077	done
7078	done
7079	done
7080	IFS=$as_save_IFS
7081	lt_ac_max=0
7082	lt_ac_count=0
7083	# Add /usr/xpg4/bin/sed as it is typically found on Solaris
7084	# along with /bin/sed that truncates output.
7085	for lt_ac_sed in $lt_ac_sed_list /usr/xpg4/bin/sed; do
7086	test ! -f $lt_ac_sed && continue
7087	cat /dev/null > conftest.in
7088	lt_ac_count=0
7089	echo $ECHO_N "0123456789$ECHO_C" >conftest.in
7090	# Check for GNU sed and select it if it is found.
7091	if "$lt_ac_sed" --version 2>&1 < /dev/null \| grep 'GNU' > /dev/null; then
7092	lt_cv_path_SED=$lt_ac_sed
7093	break
7094	fi
7095	while true; do
7096	cat conftest.in conftest.in >conftest.tmp
7097	mv conftest.tmp conftest.in
7098	cp conftest.in conftest.nl
7099	echo >>conftest.nl
7100	$lt_ac_sed -e 's/a$//' < conftest.nl >conftest.out \|\| break
7101	cmp -s conftest.out conftest.nl \|\| break
7102	# 10000 chars as input seems more than enough
7103	test $lt_ac_count -gt 10 && break
7104	lt_ac_count=`expr $lt_ac_count + 1`
7105	if test $lt_ac_count -gt $lt_ac_max; then
7106	lt_ac_max=$lt_ac_count
7107	lt_cv_path_SED=$lt_ac_sed
7108	fi
7109	done
7110	done
7111	])
7112	SED=$lt_cv_path_SED
7113	AC_SUBST([SED])
7114	AC_MSG_RESULT([$SED])
7115	])#AC_PROG_SED
7116	])#m4_ifndef
7117
7118	# Old name:
7119	AU_ALIAS([LT_AC_PROG_SED], [AC_PROG_SED])
7120	dnl aclocal-1.4 backwards compatibility:
7121	dnl AC_DEFUN([LT_AC_PROG_SED], [])
7122
7123
7124	# _LT_CHECK_SHELL_FEATURES
7125	# ------------------------
7126	# Find out whether the shell is Bourne or XSI compatible,
7127	# or has some other useful features.
7128	m4_defun([_LT_CHECK_SHELL_FEATURES],
7129	[AC_MSG_CHECKING([whether the shell understands some XSI constructs])
7130	# Try some XSI features
7131	xsi_shell=no
7132	( _lt_dummy="a/b/c"
7133	test "${_lt_dummy##/},${_lt_dummy%/},"${_lt_dummy%"$_lt_dummy"}, \
7134	= c,a/b,, \
7135	&& eval 'test $(( 1 + 1 )) -eq 2 \
7136	&& test "${#_lt_dummy}" -eq 5' ) >/dev/null 2>&1 \
7137	&& xsi_shell=yes
7138	AC_MSG_RESULT([$xsi_shell])
7139	_LT_CONFIG_LIBTOOL_INIT([xsi_shell='$xsi_shell'])
7140
7141	AC_MSG_CHECKING([whether the shell understands "+="])
7142	lt_shell_append=no
7143	( foo=bar; set foo baz; eval "$[1]+=\$[2]" && test "$foo" = barbaz ) \
7144	>/dev/null 2>&1 \
7145	&& lt_shell_append=yes
7146	AC_MSG_RESULT([$lt_shell_append])
7147	_LT_CONFIG_LIBTOOL_INIT([lt_shell_append='$lt_shell_append'])
7148
7149	if ( (MAIL=60; unset MAIL) \|\| exit) >/dev/null 2>&1; then
7150	lt_unset=unset
7151	else
7152	lt_unset=false
7153	fi
7154	_LT_DECL([], [lt_unset], [0], [whether the shell understands "unset"])dnl
7155
7156	# test EBCDIC or ASCII
7157	case `echo X\|tr X '\101'` in
7158	A) # ASCII based system
7159	# \n is not interpreted correctly by Solaris 8 /usr/ucb/tr
7160	lt_SP2NL='tr \040 \012'
7161	lt_NL2SP='tr \015\012 \040\040'
7162	;;
7163	*) # EBCDIC based system
7164	lt_SP2NL='tr \100 \n'
7165	lt_NL2SP='tr \r\n \100\100'
7166	;;
7167	esac
7168	_LT_DECL([SP2NL], [lt_SP2NL], [1], [turn spaces into newlines])dnl
7169	_LT_DECL([NL2SP], [lt_NL2SP], [1], [turn newlines into spaces])dnl
7170	])# _LT_CHECK_SHELL_FEATURES
7171
7172
7173	# _LT_PROG_XSI_SHELLFNS
7174	# ---------------------
7175	# Bourne and XSI compatible variants of some useful shell functions.
7176	m4_defun([_LT_PROG_XSI_SHELLFNS],
7177	[case $xsi_shell in
7178	yes)
7179	cat << \_LT_EOF >> "$cfgfile"
7180
7181	# func_dirname file append nondir_replacement
7182	# Compute the dirname of FILE. If nonempty, add APPEND to the result,
7183	# otherwise set result to NONDIR_REPLACEMENT.
7184	func_dirname ()
7185	{
7186	case ${1} in
7187	/) func_dirname_result="${1%/*}${2}" ;;
7188	* ) func_dirname_result="${3}" ;;
7189	esac
7190	}
7191
7192	# func_basename file
7193	func_basename ()
7194	{
7195	func_basename_result="${1##*/}"
7196	}
7197
7198	# func_dirname_and_basename file append nondir_replacement
7199	# perform func_basename and func_dirname in a single function
7200	# call:
7201	# dirname: Compute the dirname of FILE. If nonempty,
7202	# add APPEND to the result, otherwise set result
7203	# to NONDIR_REPLACEMENT.
7204	# value returned in "$func_dirname_result"
7205	# basename: Compute filename of FILE.
7206	# value retuned in "$func_basename_result"
7207	# Implementation must be kept synchronized with func_dirname
7208	# and func_basename. For efficiency, we do not delegate to
7209	# those functions but instead duplicate the functionality here.
7210	func_dirname_and_basename ()
7211	{
7212	case ${1} in
7213	/) func_dirname_result="${1%/*}${2}" ;;
7214	* ) func_dirname_result="${3}" ;;
7215	esac
7216	func_basename_result="${1##*/}"
7217	}
7218
7219	# func_stripname prefix suffix name
7220	# strip PREFIX and SUFFIX off of NAME.
7221	# PREFIX and SUFFIX must not contain globbing or regex special
7222	# characters, hashes, percent signs, but SUFFIX may contain a leading
7223	# dot (in which case that matches only a dot).
7224	func_stripname ()
7225	{
7226	# pdksh 5.2.14 does not do ${X%$Y} correctly if both X and Y are
7227	# positional parameters, so assign one to ordinary parameter first.
7228	func_stripname_result=${3}
7229	func_stripname_result=${func_stripname_result#"${1}"}
7230	func_stripname_result=${func_stripname_result%"${2}"}
7231	}
7232
7233	# func_opt_split
7234	func_opt_split ()
7235	{
7236	func_opt_split_opt=${1%%=*}
7237	func_opt_split_arg=${1#*=}
7238	}
7239
7240	# func_lo2o object
7241	func_lo2o ()
7242	{
7243	case ${1} in
7244	*.lo) func_lo2o_result=${1%.lo}.${objext} ;;
7245	*) func_lo2o_result=${1} ;;
7246	esac
7247	}
7248
7249	# func_xform libobj-or-source
7250	func_xform ()
7251	{
7252	func_xform_result=${1%.*}.lo
7253	}
7254
7255	# func_arith arithmetic-term...
7256	func_arith ()
7257	{
7258	func_arith_result=$(( $[*] ))
7259	}
7260
7261	# func_len string
7262	# STRING may not start with a hyphen.
7263	func_len ()
7264	{
7265	func_len_result=${#1}
7266	}
7267
7268	_LT_EOF
7269	;;
7270	*) # Bourne compatible functions.
7271	cat << \_LT_EOF >> "$cfgfile"
7272
7273	# func_dirname file append nondir_replacement
7274	# Compute the dirname of FILE. If nonempty, add APPEND to the result,
7275	# otherwise set result to NONDIR_REPLACEMENT.
7276	func_dirname ()
7277	{
7278	# Extract subdirectory from the argument.
7279	func_dirname_result=`$ECHO "X${1}" \| $Xsed -e "$dirname"`
7280	if test "X$func_dirname_result" = "X${1}"; then
7281	func_dirname_result="${3}"
7282	else
7283	func_dirname_result="$func_dirname_result${2}"
7284	fi
7285	}
7286
7287	# func_basename file
7288	func_basename ()
7289	{
7290	func_basename_result=`$ECHO "X${1}" \| $Xsed -e "$basename"`
7291	}
7292
7293	dnl func_dirname_and_basename
7294	dnl A portable version of this function is already defined in general.m4sh
7295	dnl so there is no need for it here.
7296
7297	# func_stripname prefix suffix name
7298	# strip PREFIX and SUFFIX off of NAME.
7299	# PREFIX and SUFFIX must not contain globbing or regex special
7300	# characters, hashes, percent signs, but SUFFIX may contain a leading
7301	# dot (in which case that matches only a dot).
7302	# func_strip_suffix prefix name
7303	func_stripname ()
7304	{
7305	case ${2} in
7306	.*) func_stripname_result=`$ECHO "X${3}" \
7307	\| $Xsed -e "s%^${1}%%" -e "s%\\\\${2}\$%%"`;;
7308	*) func_stripname_result=`$ECHO "X${3}" \
7309	\| $Xsed -e "s%^${1}%%" -e "s%${2}\$%%"`;;
7310	esac
7311	}
7312
7313	# sed scripts:
7314	my_sed_long_opt='1s/^\(-[[^=]]\)=./\1/;q'
7315	my_sed_long_arg='1s/^-[[^=]]*=//'
7316
7317	# func_opt_split
7318	func_opt_split ()
7319	{
7320	func_opt_split_opt=`$ECHO "X${1}" \| $Xsed -e "$my_sed_long_opt"`
7321	func_opt_split_arg=`$ECHO "X${1}" \| $Xsed -e "$my_sed_long_arg"`
7322	}
7323
7324	# func_lo2o object
7325	func_lo2o ()
7326	{
7327	func_lo2o_result=`$ECHO "X${1}" \| $Xsed -e "$lo2o"`
7328	}
7329
7330	# func_xform libobj-or-source
7331	func_xform ()
7332	{
7333	func_xform_result=`$ECHO "X${1}" \| $Xsed -e 's/\.[[^.]]*$/.lo/'`
7334	}
7335
7336	# func_arith arithmetic-term...
7337	func_arith ()
7338	{
7339	func_arith_result=`expr "$[@]"`
7340	}
7341
7342	# func_len string
7343	# STRING may not start with a hyphen.
7344	func_len ()
7345	{
7346	func_len_result=`expr "$[1]" : ".*" 2>/dev/null \|\| echo $max_cmd_len`
7347	}
7348
7349	_LT_EOF
7350	esac
7351
7352	case $lt_shell_append in
7353	yes)
7354	cat << \_LT_EOF >> "$cfgfile"
7355
7356	# func_append var value
7357	# Append VALUE to the end of shell variable VAR.
7358	func_append ()
7359	{
7360	eval "$[1]+=\$[2]"
7361	}
7362	_LT_EOF
7363	;;
7364	*)
7365	cat << \_LT_EOF >> "$cfgfile"
7366
7367	# func_append var value
7368	# Append VALUE to the end of shell variable VAR.
7369	func_append ()
7370	{
7371	eval "$[1]=\$$[1]\$[2]"
7372	}
7373
7374	_LT_EOF
7375	;;
7376	esac
7377	])

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