######################################################################
# Autoconf initial setup
######################################################################

AC_INIT([FACT++],[1.0],[thomas.bretz@epfl.ch],[FACTpp],[http://hello.example.com/])
AC_PREREQ([2.65])
AC_CONFIG_FILES([Makefile])   # causes x/Makefile.in to be created if x/Makefile.am exists
#AC_CONFIG_HEADERS([config.h])
AC_CONFIG_MACRO_DIR([.macro_dir])
AC_CONFIG_AUX_DIR([.aux_dir])
AC_PROG_CC([colorgcc gcc])
 #If output variable CXXFLAGS was not already set, set it to -g -O2
AC_PROG_CXX([colorgcc g++])
LT_INIT([disable-static])
AC_LANG(C++)
#AC_PATH_XTRA

######################################################################
# Automake initial setup
######################################################################

AM_INIT_AUTOMAKE([1.11 -Wall subdir-objects std-options no-define color-tests parallel-tests silent-rules])
AM_SILENT_RULES([yes])
AM_PROG_CC_C_O

######################################################################
# DOXYGEN SUPPORT
######################################################################

### FIXME: Need a configure commandline switch
DX_ENV_APPEND(EXTRACT_ALL, YES)
DX_ENV_APPEND(RECURSIVE,   YES)
DX_ENV_APPEND(ALL_GRAPHS,  NO)  # change to yes to switch on call(er) graphs

#DX_DOXYGEN_FEATURE(ON)
#DX_DOT_FEATURE(ON)               # sets HAVE_DOT
#DX_HTML_FEATURE(ON)              # sets GENERATE_HTML (default)
#DX_CHM_FEATURE(ON|OFF)           # sets GENERATE_HTMLHELP
#DX_CHI_FEATURE(ON|OFF)           # sets GENERATE_CHI
#DX_MAN_FEATURE(ON)               # sets GENERATE_MAN (segfaults)
#DX_RTF_FEATURE(ON|OFF)           # sets GENERATE_RTF
#DX_XML_FEATURE(ON|OFF)           # sets GENERATE_XML
#DX_PDF_FEATURE(ON|OFF)           # sets GENERATE_PDF (default)
DX_PS_FEATURE(OFF)                # sets GENERATE_PS  (default)
DX_INIT_DOXYGEN($PACKAGE_NAME)#, DOXYFILE-PATH, [OUTPUT-DIR])

#USE_HTAGS              = $(USE_HTAGS)

######################################################################
# pthread/Readline/NCurses (pthread needed by dim and boost)
######################################################################

AC_LANG_PUSH(C)

# Needed to compile dim
ACX_PTHREAD

CPPFLAGS+=" "$PTHREAD_CFLAGS" "
LDFLAGS+=" "$PTHREAD_CFLAGS" "


# Needed to compile FACT++
AC_CHECK_READLINE

CPPFLAGS+=" "$READLINE_INCLUDES" "
LDFLAGS+=" "$READLINE_LIBS" "

#AC_CHECK_LIB(readline, readline, [], 
#   [
#      echo "Error! libreadline not found in default libarary paths." 
#      exit -1
#   ]
#)
#AC_CHECK_HEADERS(readline/readline.h, [], 
#   [
#      echo "Error! readline/readline.h not properly installed in default include path (maybe readline-dev missing)." 
#      exit -1
#   ]
#)
#

# Needed to compile FACT++
AC_CHECK_HEADERS([panel.h],, 
   AC_MSG_ERROR([ncurses header not found]))
   
# Needed to compile FACT++
AC_CHECK_LIB(panel, update_panels,, 
   AC_MSG_ERROR([ncurses panel library not found]))

# Needed to compile FACT++
AC_CHECK_PACKAGE(cfitsio, ffpss, cfitsio, fitsio.h,,
   AC_MSG_ERROR([cfitsio not properly installed/not found.]))

#AC_CHECK_HEADERS([fitsio.h],,AC_MSG_ERROR([cfitsio headers not found]))
#AC_CHECK_LIB([cfitsio], main,,AC_MSG_ERROR([cfitsio library not found]))

AC_LANG_POP

# Needed to compile FACT++
AC_CHECK_PACKAGE(ccfits, main, CCfits, CCfits/CCfits,,
   AC_MSG_ERROR([CCfits not properly installed/not found.]))

#AC_CHECK_HEADERS([CCfits/CCfits],,
#   AC_MSG_ERROR(CCfits headers not found))
#AC_CHECK_LIB(CCfits, main,,
#   AC_MSG_ERROR(CCfits library not found))


######################################################################
# Xm.h (lesstif/motif, needed by did)
######################################################################

# Needed to compile dim
AC_FIND_MOTIF

CPPFLAGS+=" "$MOTIF_INCL" "
LDFLAGS+=" "$MOTIF_LDFLAGS" "

#AC_CHECK_HEADERS([Mrm/MrmAppl.h], [], 
#   [                             
#      echo "Error! Mrm/MrmAppl.h not properly installed, needed to compile did (you need most probably lesstif2-dev)." 
#      exit -1
#   ]
#)

######################################################################
# MySQL(++) SUPPORT
######################################################################

# Needed to compile FACT++
MYSQL_DEVEL
MYSQLPP_DEVEL

LDFLAGS+=" -lmysqlpp "

######################################################################
# BOOST SUPPORT
######################################################################

# Needed to compile FACT++
AX_BOOST_BASE([1.40], [],
   [
      echo "Error! The boost C++ libraries are not properly installed." 
      exit -1
   ]
)

AX_BOOST_ASIO
AX_BOOST_DATE_TIME
AX_BOOST_FILESYSTEM
AX_BOOST_PROGRAM_OPTIONS
AX_BOOST_REGEX
AX_BOOST_SYSTEM
AX_BOOST_THREAD
#AX_BOOST_IOSTREAMS
#AX_BOOST_PYTHON
#AX_BOOST_SERIALIZATION
#AX_BOOST_SIGNALS
#AX_BOOST_TEST_EXEC_MONITOR
#AX_BOOST_UNIT_TEST_FRAMEWORK
#AX_BOOST_WAVE
#AX_BOOST_WSERIALIZATION

LDFLAGS+=" -lboost_date_time"
LDFLAGS+=" -lboost_filesystem"
LDFLAGS+=" -lboost_program_options"
LDFLAGS+=" -lboost_regex"
LDFLAGS+=" -lboost_system"
LDFLAGS+=" -lboost_thread "

#AC_CHECK_HEADERS(
#   [\
#      boost/bind.hpp \
#      boost/lexical_cast.hpp \
#      boost/filesystem.hpp \
#      boost/thread.hpp \
#      boost/function.hpp \
#      boost/regex.hpp \
#      boost/asio.hpp \
#      boost/enable_shared_from_this.hpp \
#      boost/asio/deadline_timer.hpp \
#      boost/date_time/posix_time/posix_time.hpp \
#      boost/date_time/local_time/local_time.hpp \
#      boost/date_time/gregorian/gregorian.hpp 
#   ], [],
#   [
#      echo "Error! At least one needed header of the boost C++ libararies is missing." 
#      exit -1
#   ]
#)

######################################################################
# ROOT SUPPORT
######################################################################

# ROOT_PATH([5.12/00, [ACTION-IF-FOUND, [ACTION-IF-NOT-FOUND]]])
# ROOT_PATH([5.12/00])
# ROOT_PATH(3.03/05, , AC_MSG_ERROR(Your ROOT version is too old))
# ROOT_PATH(, AC_DEFINE([HAVE_ROOT]))

# ROOTCONF           full path to root-config
# ROOTEXEC           full path to root
# ROOTCINT           full path to rootcint
# ROOTLIBDIR         Where the ROOT libraries are 
# ROOTINCDIR         Where the ROOT headers are 
# ROOTETCDIR         Where the ROOT configuration is
# ROOTCFLAGS         Extra compiler flags
# ROOTLIBS           ROOT basic libraries 
# ROOTGLIBS          ROOT basic + GUI libraries
# ROOTAUXLIBS        Auxilary libraries and linker flags for ROOT
# ROOTAUXCFLAGS      Auxilary compiler flags 
# ROOTRPATH          Same as ROOTLIBDIR


######################################################################
# Check if we have colordiff to colorize 'svn diff'
######################################################################

# Nice to have to support colored diff
AC_CHECK_PROG(COLORDIFF, colordiff,    colordiff, cat)
AC_CHECK_PROG(GROFF,     groff,        yes, no)
AC_CHECK_PROG(PS2PDF,    ps2pdf,       yes, no)
AC_CHECK_PROG(HELP2MAN,  help2man,     yes, no)

##########################################################################
# debug compilation support
##########################################################################
#
#AC_MSG_CHECKING([whether to build with debug information])
#AC_ARG_ENABLE([debug],
#    [AS_HELP_STRING([--enable-debug],
#        [enable debug data generation (def=no)])],
#    [debugit="$enableval"],
#    [debugit=no])
#AC_MSG_RESULT([$debugit])
#
#if test x"$debugit" = x"yes"; then
#    AC_DEFINE([DEBUG],[],[Debug Mode])
#    AM_CXXFLAGS="$AM_CXXFLAGS -g -Wall -Werror -Wno-uninitialized -O0"
#else
#    AC_DEFINE([NDEBUG],[],[No-debug Mode])
#    AM_CXXFLAGS="$AM_CXXFLAGS -O3"
#fi
#

##########################################################################
# produce conditionals for Makefile.am and for summary
##########################################################################

AM_CONDITIONAL(HAS_COLORDIFF, [test "$COLORDIFF" = colordiff])
AM_CONDITIONAL(HAS_GROFF,     [test "$GROFF" = yes])
AM_CONDITIONAL(HAS_PS2PDF,    [test "$PS2PDF" = yes])
AM_CONDITIONAL(HAS_HELP2MAN,  [test "$HELP2MAN" = yes])
AM_CONDITIONAL(HAS_DOXYGEN,   [test -n "$DX_DOXYGEN"])
AM_CONDITIONAL(HAS_DOT,       [test -n "$DX_DOT"])
AM_CONDITIONAL(HAS_COLORGCC,  [test "$GCC" = colorgcc])

##########################################################################
# print summary
##########################################################################

AC_OUTPUT

AC_MSG_NOTICE()
AC_MSG_NOTICE(============================== summary =============================)
AC_MSG_NOTICE()

AM_COND_IF(HAS_COLORDIFF,
   AC_MSG_NOTICE([ colored svn diff       / 'colordiff'      found: yes]),
   AC_MSG_NOTICE([ colored svn diff       / 'colordiff'      found: no])
)
AM_COND_IF(HAS_HELP2MAN,[
   AC_MSG_NOTICE([ man-pages enabled      / 'help2man'       found: $HELP2MAN])
   AM_COND_IF(HAS_GROFF,
      AC_MSG_NOTICE([ build of html enabled  / 'groff'          found: yes])
      AC_MSG_NOTICE([ build of pdf  enabled  / 'ps2pdf'         found: $PS2PDF]),
      AC_MSG_NOTICE([ build of html and pdf  / 'groff'          found: no])
   )
],[
   AC_MSG_NOTICE([ man, html, pdf enabled / 'help2man'       found: no])
])   

AM_COND_IF(HAS_DOXYGEN,
   AC_MSG_NOTICE([ doxygen docu enabled   / 'doxygen'        found: $DX_DOXYGEN]),
   AC_MSG_NOTICE([ doxygen docu enabled   / 'doxygen'        found: no])
)
AM_COND_IF(HAS_DOT,
   AC_MSG_NOTICE([ doxygen graphs enabled / 'dot' (graphviz) found: $DX_DOT]),
   AC_MSG_NOTICE([ doxagen graphs enabled / 'dot' (graphviz) found: no])
)
AC_MSG_NOTICE()
AC_MSG_NOTICE(--------------------------------------------------------------------)
AC_MSG_NOTICE()
AC_MSG_NOTICE([Suggestions and hits:])
AC_MSG_NOTICE()
AC_MSG_NOTICE([  - Add 'V=1' to you make-call to switch on verbose output.])
AC_MSG_NOTICE([  - Do not try to create man-pages with doxygen,])
AC_MSG_NOTICE([    it does most probably not work.])
AM_COND_IF(HAS_COLORGCC,,
   AC_MSG_NOTICE([  - Install colorgcc to get colored compiler output.])
)
AC_MSG_NOTICE()
AC_MSG_NOTICE(--------------------------------------------------------------------)
AC_MSG_NOTICE()
AC_MSG_NOTICE([Some interesting build targets:])
AC_MSG_NOTICE()
AC_MSG_NOTICE([ diff:          colored 'svn diff' if colordiff is installed])
AM_COND_IF(HAS_HELP2MAN,[
   AC_MSG_NOTICE([ program.man:   build man-page from 'program --help'])
   AC_MSG_NOTICE([                (display with 'man ./program.man')])
   AM_COND_IF(HAS_GROFF,[
      AC_MSG_NOTICE([ program.html:  build html page from man-page])
      AM_COND_IF(HAS_PS2PDF,
         AC_MSG_NOTICE([ program.pdf:   build pdf documentation from man page])
      )
   ])
])
AM_COND_IF(HAS_DOXYGEN,
   AC_MSG_NOTICE([ doxygen-run:   build html documentation with doxygen])
   AC_MSG_NOTICE([ doxygen-doc:   build html and pdf documentation with doxygen])
)
AC_MSG_NOTICE([ man:           build all buildable documentation])
AC_MSG_NOTICE()