# $Id$

# Cantus Tag Editor
# Copyright © 2002-2004 by Samuel Abels <spam debain org>
# Copyright © 2007 by Tim Huetz <tim.huetz@futures-net.de>
#
# This program is free software: you can redistribute it and/or modify
# it under the terms of the GNU General Public License as published by
# the Free Software Foundation, either version 3 of the License, or
# (at your option) any later version.
#
# This program is distributed in the hope that it will be useful,
# but WITHOUT ANY WARRANTY; without even the implied warranty of
# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
# GNU General Public License for more details.
#
# You should have received a copy of the GNU General Public License
# along with this program.  If not, see <http://www.gnu.org/licenses/>


#
# define some needed m4 macros
#
m4_define([cantus_major_version], [3])
m4_define([cantus_minor_version], [0])
m4_define([cantus_micro_version], [2])
m4_define([cantus_version_suffix], [testing])
m4_define([cantus_version], [cantus_major_version.cantus_minor_version.cantus_micro_version])
m4_define([cantus_lib_version], [cantus_major_version:cantus_minor_version:cantus_micro_version])
m4_define([cantus_display_version], cantus_version[]m4_ifdef([cantus_version_suffix],-[cantus_version_suffix]))


#
# initialize the system
#
AC_INIT(cantus,[cantus_display_version],,cantus-[cantus_display_version].tar)
AM_INIT_AUTOMAKE(cantus,[cantus_display_version])
AC_CONFIG_HEADER(include/config.h)


#
# checks for programs
#
AC_PROG_CXX
AC_PROG_INSTALL
AC_PROG_LIBTOOL


#
# enable the maintainer mode option
#
AM_MAINTAINER_MODE


#
# checks for typedefs, structures, and compiler characteristics
#
AC_C_CONST
AC_C_CHAR_UNSIGNED
AC_TYPE_OFF_T
AC_TYPE_SIZE_T
AC_HEADER_TIME


#
# some gettext stuff
#
GETTEXT_PACKAGE=cantus
ALL_LINGUAS=de es fr it nl pl
AC_SUBST(GETTEXT_PACKAGE)
AC_SUBST(ALL_LINGUAS)
AC_DEFINE_UNQUOTED(GETTEXT_PACKAGE,"$GETTEXT_PACKAGE", [Gettext package])
AM_GLIB_GNU_GETTEXT


#
# check for some needed modules which couldn't be checked through AC_CHECK_LIB
#
PKG_CHECK_MODULES(libgtkmm, gtkmm-2.4 >= 1.2.10)
PKG_CHECK_MODULES(libsigcxx, sigc++-2.0 >= 2.0.17)
PKG_CHECK_MODULES(libglademm, libglademm-2.4 >= 2.6.3)
PKG_CHECK_MODULES(libglib, glib-2.0 >= 2.12.11)
AC_SUBST(libgtkmm_CFLAGS)
AC_SUBST(libgtkmm_LIBS)
AC_SUBST(libsigcxx_CFLAGS)
AC_SUBST(libsigcxx_LIBS)
AC_SUBST(libglademm_CFLAGS)
AC_SUBST(libglademm_LIBS)
AC_SUBST(libglib_CFLAGS)
AC_SUBST(libglib_LIBS)


#
# some stuff which has to been substituted
#
AC_SUBST(cantus_lib_version)
AC_SUBST(libgtkmm_CFLAGS)
AC_SUBST(libgtkmm_LIBS)
AC_SUBST(libsigcxx_CFLAGS)
AC_SUBST(libsigcxx_LIBS)
AC_SUBST(libglademm_CFLAGS)
AC_SUBST(libglademm_LIBS)
AC_SUBST(libglib_CFLAGS)
AC_SUBST(libglib_LIBS)

#
# check for some libraries we're using and which usage could not be disabled
#
AC_CHECK_LIB(dl, dlsym,,[AC_ERROR([Failed to locate the required libdl library.])])
AC_CHECK_LIB(gthread-2.0, main,,[AC_ERROR([Failed to locate the required libgthread-2.0 library.])])
AC_CHECK_LIB(vorbis, main,,[AC_ERROR([Failed to locate the required libvorbis library.])])


#
# check which stuff should be enabled and which not
#
AC_ARG_ENABLE( debug, [AC_HELP_STRING( [--enable-debug], [compile with debugging support] ) ],
			          [ AC_DEFINE(DEBUG, [1], [If this macro is set, debug mode is enabled!])
                        AC_DEFINE(_DEBUG_, [1], [The old debugging macro. Should be replaced with the new one!])
			            if test x"$GXX" = x"yes"; then
                            CFLAGS="$CFLAGS -g -O0"
                            CXXFLAGS="$CXXFLAGS -g -O0"
                        fi
                      ],
                      enable_debug=no
             )


#
# some macros which are needed inside the source code
#
AC_DEFINE_UNQUOTED(BUILD_DATE, "`date +%m/%d/%Y`", [The date when Cantus was build.])
AC_DEFINE_UNQUOTED(BUILD_TIME, "`date +%H:%M:%S`", [The time when Cantus was build.])


#
# the file which should be generated
#
AC_OUTPUT([Makefile
           dist/Makefile
           dist/pixmaps/Makefile
           dist/glade/Makefile
		   source/Makefile
           source/cantus/Makefile
           source/cantusplugins/Makefile
           source/cantusplugins/id3v1/Makefile
           source/cantusplugins/id3v2/Makefile
           source/cantusplugins/id3copier/Makefile
           source/cantusplugins/vorbis/Makefile
           source/cantusplugins/mpegheader/Makefile
           source/cantusplugins/tag2filename/Makefile
           include/Makefile
           include/cantus/Makefile
           include/cantusplugins/Makefile
           include/cantusplugins/id3v1/Makefile
           include/cantusplugins/id3v2/Makefile
           include/cantusplugins/id3copier/Makefile
           include/cantusplugins/vorbis/Makefile
           include/cantusplugins/mpegheader/Makefile
           include/cantusplugins/tag2filename/Makefile
           po/Makefile.in])


#
# just output some stuff about the stuff we've configured
#
echo 
echo $PACKAGE $VERSION
echo
echo
echo Build with MP3 support........... : yes
echo Build with Ogg support........... : no
echo
echo Plugins which will be compiled... : id3v1,id3v2,id3copier,vorbis,mpegheader,tag2filename
echo
echo Print debugging messages......... : $enable_debug
echo 
echo Build for cpu architecture....... : $build_cpu
echo Build for operating system....... : $build_os
echo 
echo 
eval eval echo Cantus binaries will be installed in $bindir.
eval eval echo Cantus libraries will be installed in $libdir.
eval eval echo Cantus data files will be installed in $datadir.
eval eval echo Cantus locales will be installed in $localedir.
echo
echo configure complete, now type \'make\'
echo