| 1 | #! /bin/sh
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| 2 |
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| 3 | # depcomp - compile a program generating dependencies as side-effects
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| 4 | # Copyright 1999, 2000 Free Software Foundation, Inc.
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| 5 |
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| 6 | # This program is free software; you can redistribute it and/or modify
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| 7 | # it under the terms of the GNU General Public License as published by
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| 8 | # the Free Software Foundation; either version 2, or (at your option)
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| 9 | # any later version.
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| 10 |
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| 11 | # This program is distributed in the hope that it will be useful,
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| 12 | # but WITHOUT ANY WARRANTY; without even the implied warranty of
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| 13 | # MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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| 14 | # GNU General Public License for more details.
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| 15 |
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| 16 | # You should have received a copy of the GNU General Public License
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| 17 | # along with this program; if not, write to the Free Software
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| 18 | # Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA
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| 19 | # 02111-1307, USA.
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| 20 |
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| 21 | # As a special exception to the GNU General Public License, if you
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| 22 | # distribute this file as part of a program that contains a
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| 23 | # configuration script generated by Autoconf, you may include it under
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| 24 | # the same distribution terms that you use for the rest of that program.
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| 25 |
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| 26 | # Originally written by Alexandre Oliva <oliva@dcc.unicamp.br>.
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| 27 |
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| 28 | if test -z "$depmode" || test -z "$source" || test -z "$object"; then
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| 29 | echo "depcomp: Variables source, object and depmode must be set" 1>&2
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| 30 | exit 1
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| 31 | fi
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| 32 | # `libtool' can also be set to `yes' or `no'.
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| 33 |
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| 34 | depfile=${depfile-`echo "$object" | sed 's,\([^/]*\)$,.deps/\1,;s/\.\([^.]*\)$/.P\1/'`}
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| 35 | tmpdepfile=${tmpdepfile-`echo "$depfile" | sed 's/\.\([^.]*\)$/.T\1/'`}
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| 36 |
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| 37 | rm -f "$tmpdepfile"
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| 38 |
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| 39 | # Some modes work just like other modes, but use different flags. We
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| 40 | # parameterize here, but still list the modes in the big case below,
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| 41 | # to make depend.m4 easier to write. Note that we *cannot* use a case
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| 42 | # here, because this file can only contain one case statement.
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| 43 | if test "$depmode" = hp; then
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| 44 | # HP compiler uses -M and no extra arg.
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| 45 | gccflag=-M
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| 46 | depmode=gcc
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| 47 | fi
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| 48 |
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| 49 | if test "$depmode" = dashXmstdout; then
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| 50 | # This is just like dashmstdout with a different argument.
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| 51 | dashmflag=-xM
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| 52 | depmode=dashmstdout
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| 53 | fi
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| 54 |
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| 55 | case "$depmode" in
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| 56 | gcc3)
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| 57 | ## gcc 3 implements dependency tracking that does exactly what
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| 58 | ## we want. Yay! Note: for some reason libtool 1.4 doesn't like
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| 59 | ## it if -MD -MP comes after the -MF stuff. Hmm.
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| 60 | "$@" -MT "$object" -MD -MP -MF "$tmpdepfile"
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| 61 | stat=$?
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| 62 | if test $stat -eq 0; then :
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| 63 | else
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| 64 | rm -f "$tmpdepfile"
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| 65 | exit $stat
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| 66 | fi
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| 67 | mv "$tmpdepfile" "$depfile"
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| 68 | ;;
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| 69 |
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| 70 | gcc)
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| 71 | ## There are various ways to get dependency output from gcc. Here's
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| 72 | ## why we pick this rather obscure method:
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| 73 | ## - Don't want to use -MD because we'd like the dependencies to end
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| 74 | ## up in a subdir. Having to rename by hand is ugly.
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| 75 | ## (We might end up doing this anyway to support other compilers.)
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| 76 | ## - The DEPENDENCIES_OUTPUT environment variable makes gcc act like
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| 77 | ## -MM, not -M (despite what the docs say).
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| 78 | ## - Using -M directly means running the compiler twice (even worse
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| 79 | ## than renaming).
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| 80 | if test -z "$gccflag"; then
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| 81 | gccflag=-MD,
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| 82 | fi
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| 83 | "$@" -Wp,"$gccflag$tmpdepfile"
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| 84 | stat=$?
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| 85 | if test $stat -eq 0; then :
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| 86 | else
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| 87 | rm -f "$tmpdepfile"
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| 88 | exit $stat
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| 89 | fi
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| 90 | rm -f "$depfile"
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| 91 | echo "$object : \\" > "$depfile"
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| 92 | alpha=ABCDEFGHIJKLMNOPQRSTUVWXYZabcdefghijklmnopqrstuvwxyz
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| 93 | ## The second -e expression handles DOS-style file names with drive letters.
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| 94 | sed -e 's/^[^:]*: / /' \
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| 95 | -e 's/^['$alpha']:\/[^:]*: / /' < "$tmpdepfile" >> "$depfile"
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| 96 | ## This next piece of magic avoids the `deleted header file' problem.
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| 97 | ## The problem is that when a header file which appears in a .P file
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| 98 | ## is deleted, the dependency causes make to die (because there is
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| 99 | ## typically no way to rebuild the header). We avoid this by adding
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| 100 | ## dummy dependencies for each header file. Too bad gcc doesn't do
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| 101 | ## this for us directly.
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| 102 | tr ' ' '
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| 103 | ' < "$tmpdepfile" |
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| 104 | ## Some versions of gcc put a space before the `:'. On the theory
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| 105 | ## that the space means something, we add a space to the output as
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| 106 | ## well.
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| 107 | ## Some versions of the HPUX 10.20 sed can't process this invocation
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| 108 | ## correctly. Breaking it into two sed invocations is a workaround.
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| 109 | sed -e 's/^\\$//' -e '/^$/d' -e '/:$/d' | sed -e 's/$/ :/' >> "$depfile"
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| 110 | rm -f "$tmpdepfile"
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| 111 | ;;
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| 112 |
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| 113 | hp)
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| 114 | # This case exists only to let depend.m4 do its work. It works by
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| 115 | # looking at the text of this script. This case will never be run,
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| 116 | # since it is checked for above.
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| 117 | exit 1
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| 118 | ;;
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| 119 |
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| 120 | sgi)
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| 121 | if test "$libtool" = yes; then
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| 122 | "$@" "-Wp,-MDupdate,$tmpdepfile"
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| 123 | else
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| 124 | "$@" -MDupdate "$tmpdepfile"
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| 125 | fi
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| 126 | stat=$?
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| 127 | if test $stat -eq 0; then :
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| 128 | else
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| 129 | rm -f "$tmpdepfile"
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| 130 | exit $stat
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| 131 | fi
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| 132 | rm -f "$depfile"
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| 133 |
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| 134 | if test -f "$tmpdepfile"; then # yes, the sourcefile depend on other files
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| 135 | echo "$object : \\" > "$depfile"
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| 136 |
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| 137 | # Clip off the initial element (the dependent). Don't try to be
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| 138 | # clever and replace this with sed code, as IRIX sed won't handle
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| 139 | # lines with more than a fixed number of characters (4096 in
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| 140 | # IRIX 6.2 sed, 8192 in IRIX 6.5). We also remove comment lines;
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| 141 | # the IRIX cc adds comments like `#:fec' to the end of the
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| 142 | # dependency line.
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| 143 | tr ' ' '
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| 144 | ' < "$tmpdepfile" \
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| 145 | | sed -e 's/^.*\.o://' -e 's/#.*$//' -e '/^$/ d' | \
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| 146 | tr '
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| 147 | ' ' ' >> $depfile
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| 148 | echo >> $depfile
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| 149 |
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| 150 | # The second pass generates a dummy entry for each header file.
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| 151 | tr ' ' '
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| 152 | ' < "$tmpdepfile" \
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| 153 | | sed -e 's/^.*\.o://' -e 's/#.*$//' -e '/^$/ d' -e 's/$/:/' \
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| 154 | >> $depfile
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| 155 | else
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| 156 | # The sourcefile does not contain any dependencies, so just
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| 157 | # store a dummy comment line, to avoid errors with the Makefile
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| 158 | # "include basename.Plo" scheme.
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| 159 | echo "#dummy" > "$depfile"
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| 160 | fi
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| 161 | rm -f "$tmpdepfile"
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| 162 | ;;
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| 163 |
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| 164 | aix)
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| 165 | # The C for AIX Compiler uses -M and outputs the dependencies
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| 166 | # in a .u file. This file always lives in the current directory.
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| 167 | # Also, the AIX compiler puts `$object:' at the start of each line;
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| 168 | # $object doesn't have directory information.
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| 169 | stripped=`echo "$object" | sed -e 's,^.*/,,' -e 's/\(.*\)\..*$/\1/'`
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| 170 | tmpdepfile="$stripped.u"
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| 171 | outname="$stripped.o"
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| 172 | if test "$libtool" = yes; then
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| 173 | "$@" -Wc,-M
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| 174 | else
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| 175 | "$@" -M
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| 176 | fi
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| 177 |
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| 178 | stat=$?
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| 179 | if test $stat -eq 0; then :
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| 180 | else
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| 181 | rm -f "$tmpdepfile"
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| 182 | exit $stat
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| 183 | fi
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| 184 |
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| 185 | if test -f "$tmpdepfile"; then
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| 186 | # Each line is of the form `foo.o: dependent.h'.
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| 187 | # Do two passes, one to just change these to
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| 188 | # `$object: dependent.h' and one to simply `dependent.h:'.
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| 189 | sed -e "s,^$outname:,$object :," < "$tmpdepfile" > "$depfile"
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| 190 | sed -e "s,^$outname: \(.*\)$,\1:," < "$tmpdepfile" >> "$depfile"
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| 191 | else
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| 192 | # The sourcefile does not contain any dependencies, so just
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| 193 | # store a dummy comment line, to avoid errors with the Makefile
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| 194 | # "include basename.Plo" scheme.
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| 195 | echo "#dummy" > "$depfile"
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| 196 | fi
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| 197 | rm -f "$tmpdepfile"
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| 198 | ;;
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| 199 |
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| 200 | icc)
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| 201 | # Must come before tru64.
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| 202 |
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| 203 | # Intel's C compiler understands `-MD -MF file'. However
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| 204 | # icc -MD -MF foo.d -c -o sub/foo.o sub/foo.c
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| 205 | # will fill foo.d with something like
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| 206 | # foo.o: sub/foo.c
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| 207 | # foo.o: sub/foo.h
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| 208 | # which is wrong. We want:
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| 209 | # sub/foo.o: sub/foo.c
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| 210 | # sub/foo.o: sub/foo.h
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| 211 | # sub/foo.c:
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| 212 | # sub/foo.h:
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| 213 |
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| 214 | "$@" -MD -MF "$tmpdepfile"
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| 215 | stat=$?
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| 216 | if test $stat -eq 0; then :
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| 217 | else
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| 218 | rm -f "$tmpdepfile"
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| 219 | exit $stat
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| 220 | fi
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| 221 | rm -f "$depfile"
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| 222 | # Each line is of the form `foo.o: dependent.h'.
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| 223 | # Do two passes, one to just change these to
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| 224 | # `$object: dependent.h' and one to simply `dependent.h:'.
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| 225 | sed -e "s,^[^:]*:,$object :," < "$tmpdepfile" > "$depfile"
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| 226 | sed -e "s,^[^:]*: \(.*\)$,\1:," < "$tmpdepfile" >> "$depfile"
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| 227 | rm -f "$tmpdepfile"
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| 228 | ;;
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| 229 |
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| 230 | tru64)
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| 231 | # The Tru64 AIX compiler uses -MD to generate dependencies as a side
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| 232 | # effect. `cc -MD -o foo.o ...' puts the dependencies into `foo.o.d'.
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| 233 | # At least on Alpha/Redhat 6.1, Compaq CCC V6.2-504 seems to put
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| 234 | # dependencies in `foo.d' instead, so we check for that too.
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| 235 | # Subdirectories are respected.
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| 236 |
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| 237 | tmpdepfile1="$object.d"
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| 238 | tmpdepfile2=`echo "$object" | sed -e 's/.o$/.d/'`
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| 239 | if test "$libtool" = yes; then
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| 240 | "$@" -Wc,-MD
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| 241 | else
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| 242 | "$@" -MD
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| 243 | fi
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| 244 |
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| 245 | stat=$?
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| 246 | if test $stat -eq 0; then :
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| 247 | else
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| 248 | rm -f "$tmpdepfile1" "$tmpdepfile2"
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| 249 | exit $stat
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| 250 | fi
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| 251 |
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| 252 | if test -f "$tmpdepfile1"; then
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| 253 | tmpdepfile="$tmpdepfile1"
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| 254 | else
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| 255 | tmpdepfile="$tmpdepfile2"
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| 256 | fi
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| 257 | if test -f "$tmpdepfile"; then
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| 258 | sed -e "s,^.*\.[a-z]*:,$object:," < "$tmpdepfile" > "$depfile"
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| 259 | # That's a space and a tab in the [].
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| 260 | sed -e 's,^.*\.[a-z]*:[ ]*,,' -e 's,$,:,' < "$tmpdepfile" >> "$depfile"
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| 261 | else
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| 262 | echo "#dummy" > "$depfile"
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| 263 | fi
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| 264 | rm -f "$tmpdepfile"
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| 265 | ;;
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| 266 |
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| 267 | #nosideeffect)
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| 268 | # This comment above is used by automake to tell side-effect
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| 269 | # dependency tracking mechanisms from slower ones.
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| 270 |
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| 271 | dashmstdout)
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| 272 | # Important note: in order to support this mode, a compiler *must*
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| 273 | # always write the proprocessed file to stdout, regardless of -o,
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| 274 | # because we must use -o when running libtool.
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| 275 | test -z "$dashmflag" && dashmflag=-M
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| 276 | ( IFS=" "
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| 277 | case " $* " in
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| 278 | *" --mode=compile "*) # this is libtool, let us make it quiet
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| 279 | for arg
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| 280 | do # cycle over the arguments
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| 281 | case "$arg" in
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| 282 | "--mode=compile")
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| 283 | # insert --quiet before "--mode=compile"
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| 284 | set fnord "$@" --quiet
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| 285 | shift # fnord
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| 286 | ;;
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| 287 | esac
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| 288 | set fnord "$@" "$arg"
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| 289 | shift # fnord
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| 290 | shift # "$arg"
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| 291 | done
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| 292 | ;;
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| 293 | esac
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| 294 | "$@" $dashmflag | sed 's:^[^:]*\:[ ]*:'"$object"'\: :' > "$tmpdepfile"
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| 295 | ) &
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| 296 | proc=$!
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| 297 | "$@"
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| 298 | stat=$?
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| 299 | wait "$proc"
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| 300 | if test "$stat" != 0; then exit $stat; fi
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| 301 | rm -f "$depfile"
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| 302 | cat < "$tmpdepfile" > "$depfile"
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| 303 | tr ' ' '
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| 304 | ' < "$tmpdepfile" | \
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| 305 | ## Some versions of the HPUX 10.20 sed can't process this invocation
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| 306 | ## correctly. Breaking it into two sed invocations is a workaround.
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| 307 | sed -e 's/^\\$//' -e '/^$/d' -e '/:$/d' | sed -e 's/$/ :/' >> "$depfile"
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| 308 | rm -f "$tmpdepfile"
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| 309 | ;;
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| 310 |
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| 311 | dashXmstdout)
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| 312 | # This case only exists to satisfy depend.m4. It is never actually
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| 313 | # run, as this mode is specially recognized in the preamble.
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| 314 | exit 1
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| 315 | ;;
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| 316 |
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| 317 | makedepend)
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| 318 | # X makedepend
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| 319 | (
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| 320 | shift
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| 321 | cleared=no
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| 322 | for arg in "$@"; do
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| 323 | case $cleared in no)
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| 324 | set ""; shift
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| 325 | cleared=yes
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| 326 | esac
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| 327 | case "$arg" in
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| 328 | -D*|-I*)
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| 329 | set fnord "$@" "$arg"; shift;;
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| 330 | -*)
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| 331 | ;;
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| 332 | *)
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| 333 | set fnord "$@" "$arg"; shift;;
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| 334 | esac
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| 335 | done
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| 336 | obj_suffix="`echo $object | sed 's/^.*\././'`"
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| 337 | touch "$tmpdepfile"
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| 338 | ${MAKEDEPEND-makedepend} 2>/dev/null -o"$obj_suffix" -f"$tmpdepfile" "$@"
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| 339 | ) &
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| 340 | proc=$!
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| 341 | "$@"
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| 342 | stat=$?
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| 343 | wait "$proc"
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| 344 | if test "$stat" != 0; then exit $stat; fi
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| 345 | rm -f "$depfile"
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| 346 | cat < "$tmpdepfile" > "$depfile"
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| 347 | tail +3 "$tmpdepfile" | tr ' ' '
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| 348 | ' | \
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| 349 | ## Some versions of the HPUX 10.20 sed can't process this invocation
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| 350 | ## correctly. Breaking it into two sed invocations is a workaround.
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| 351 | sed -e 's/^\\$//' -e '/^$/d' -e '/:$/d' | sed -e 's/$/ :/' >> "$depfile"
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| 352 | rm -f "$tmpdepfile" "$tmpdepfile".bak
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| 353 | ;;
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| 354 |
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| 355 | cpp)
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| 356 | # Important note: in order to support this mode, a compiler *must*
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| 357 | # always write the proprocessed file to stdout, regardless of -o,
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| 358 | # because we must use -o when running libtool.
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| 359 | ( IFS=" "
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| 360 | case " $* " in
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| 361 | *" --mode=compile "*)
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| 362 | for arg
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| 363 | do # cycle over the arguments
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| 364 | case $arg in
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| 365 | "--mode=compile")
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| 366 | # insert --quiet before "--mode=compile"
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| 367 | set fnord "$@" --quiet
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| 368 | shift # fnord
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| 369 | ;;
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| 370 | esac
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| 371 | set fnord "$@" "$arg"
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| 372 | shift # fnord
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| 373 | shift # "$arg"
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| 374 | done
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| 375 | ;;
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| 376 | esac
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| 377 | "$@" -E |
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| 378 | sed -n '/^# [0-9][0-9]* "\([^"]*\)".*/ s:: \1 \\:p' |
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| 379 | sed '$ s: \\$::' > "$tmpdepfile"
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| 380 | ) &
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| 381 | proc=$!
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| 382 | "$@"
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| 383 | stat=$?
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| 384 | wait "$proc"
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| 385 | if test "$stat" != 0; then exit $stat; fi
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| 386 | rm -f "$depfile"
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| 387 | echo "$object : \\" > "$depfile"
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| 388 | cat < "$tmpdepfile" >> "$depfile"
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| 389 | sed < "$tmpdepfile" '/^$/d;s/^ //;s/ \\$//;s/$/ :/' >> "$depfile"
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| 390 | rm -f "$tmpdepfile"
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| 391 | ;;
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| 392 |
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| 393 | msvisualcpp)
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| 394 | # Important note: in order to support this mode, a compiler *must*
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| 395 | # always write the proprocessed file to stdout, regardless of -o,
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| 396 | # because we must use -o when running libtool.
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| 397 | ( IFS=" "
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| 398 | case " $* " in
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| 399 | *" --mode=compile "*)
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| 400 | for arg
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| 401 | do # cycle over the arguments
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| 402 | case $arg in
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| 403 | "--mode=compile")
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| 404 | # insert --quiet before "--mode=compile"
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| 405 | set fnord "$@" --quiet
|
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| 406 | shift # fnord
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| 407 | ;;
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| 408 | esac
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| 409 | set fnord "$@" "$arg"
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|---|
| 410 | shift # fnord
|
|---|
| 411 | shift # "$arg"
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|---|
| 412 | done
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|---|
| 413 | ;;
|
|---|
| 414 | esac
|
|---|
| 415 | "$@" -E |
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|---|
| 416 | sed -n '/^#line [0-9][0-9]* "\([^"]*\)"/ s::echo "`cygpath -u \\"\1\\"`":p' | sort | uniq > "$tmpdepfile"
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|---|
| 417 | ) &
|
|---|
| 418 | proc=$!
|
|---|
| 419 | "$@"
|
|---|
| 420 | stat=$?
|
|---|
| 421 | wait "$proc"
|
|---|
| 422 | if test "$stat" != 0; then exit $stat; fi
|
|---|
| 423 | rm -f "$depfile"
|
|---|
| 424 | echo "$object : \\" > "$depfile"
|
|---|
| 425 | . "$tmpdepfile" | sed 's% %\\ %g' | sed -n '/^\(.*\)$/ s:: \1 \\:p' >> "$depfile"
|
|---|
| 426 | echo " " >> "$depfile"
|
|---|
| 427 | . "$tmpdepfile" | sed 's% %\\ %g' | sed -n '/^\(.*\)$/ s::\1\::p' >> "$depfile"
|
|---|
| 428 | rm -f "$tmpdepfile"
|
|---|
| 429 | ;;
|
|---|
| 430 |
|
|---|
| 431 | none)
|
|---|
| 432 | exec "$@"
|
|---|
| 433 | ;;
|
|---|
| 434 |
|
|---|
| 435 | *)
|
|---|
| 436 | echo "Unknown depmode $depmode" 1>&2
|
|---|
| 437 | exit 1
|
|---|
| 438 | ;;
|
|---|
| 439 | esac
|
|---|
| 440 |
|
|---|
| 441 | exit 0
|
|---|
