dnl Process this file with autoconf to produce a configure script.
#NOTE: to cross-compile for Win32, be sure to set pkg-config to the right place:
# export PKG_CONFIG_PATH=/usr/i586-mingw32msvc/lib/pkgconfig
#then run 
# ./configure --host=i586-mingw32msvc --target=i586-mingw32msvc --build=`./config.guess`
#To properly prefix for Debian installation, run 
# ./configure --prefix=/usr

AC_INIT(configure.in, 1.0.20110606, http://gnaural.sourceforge.net/)
AC_CANONICAL_SYSTEM
AM_INIT_AUTOMAKE(gnaural, AC_PACKAGE_VERSION)
AM_CONFIG_HEADER(config.h)
AM_MAINTAINER_MODE
AM_GNU_GETTEXT([external])

AC_ISC_POSIX
AC_PROG_CC
AM_PROG_CC_STDC
AC_HEADER_STDC
AC_EXEEXT

#Now do platform-specific stuff:
#host values this has successfully compiled on so-far:
# i386-apple-darwin9.5.0 [MacOSX 10.5.5]
# i686-pc-linux-gnu      [Debian 2.6.26-12]
# i586-pc-mingw32msvc    [Debian 2.6.26-12 MinGW cross-compile]
# i686-pc-mingw32        [WinXP running MSYS with MinGW]
case $host in
 *-*-mingw32*) 
   echo Compiling for Windows
   # NOTE: if cross-compiling, do "export PKG_CONFIG_PATH=/usr/i586-mingw32msvc/lib/pkgconfig"
   LIBS="${LIBS} -lwsock32 "
   CFLAGS="${CFLAGS} -mms-bitfields -DGNAURAL_WIN32 "
   LDFLAGS="${LDFLAGS} -Wl,--export-all-symbols -mwindows " 
   ;;
 *-*-linux*) 
   echo Compiling for Linux
   CFLAGS="${CFLAGS} "
   LDFLAGS="${LDFLAGS} " 
   ;;
 i?86-apple-*) 
   echo Compiling for MacOSX
   CFLAGS="${CFLAGS} -DGNAURAL_MACOSX "
   LDFLAGS="${LDFLAGS} " 
   ;;
 *) 
   echo Compiling for unknown host!
   CFLAGS="${CFLAGS} "
   LDFLAGS="${LDFLAGS} " 
   ;;
esac

#do pkgconfig stuff:
pkg_modules="gtk+-2.0 >= 2.0.0 gthread-2.0 sndfile >= 1.0.2 portaudio-2.0 >= 19"
PKG_CHECK_MODULES([PACKAGE], [$pkg_modules])
AC_SUBST(PACKAGE_CFLAGS)
AC_SUBST(PACKAGE_LIBS)
echo "PKG_CONFIG_PATH="$PKG_CONFIG_PATH
echo "PACKAGE_CFLAGS="$PACKAGE_CFLAGS
echo "PACKAGE_LIBS="$PACKAGE_LIBS

#START check linker for -export-dynamic (MacOS eschews it, but may change it's mind one day):
	bak_ldflags=$LDFLAGS
	AC_MSG_CHECKING(for the ld -export-dynamic flag)
	LDFLAGS="${LDFLAGS} -Wl,-export-dynamic"
	AC_TRY_LINK(, [int i;], found=yes, found=no)
	AC_MSG_RESULT($found)
	if test $found = no; then
	   LDFLAGS=$bak_ldflags
	fi
#END check linker for -export-dynamic

GETTEXT_PACKAGE=gnaural
AC_SUBST(GETTEXT_PACKAGE)
AC_DEFINE_UNQUOTED(GETTEXT_PACKAGE,"$GETTEXT_PACKAGE", [Gettext package.])

dnl Add the languages which your application supports here.
ALL_LINGUAS=""
AM_GLIB_GNU_GETTEXT

dnl PACKAGE_DATA_DIR_USR_SHARE="${datadir}"
dnl PACKAGE_DATA_DIR_USR_SHARE="${datarootdir}"
dnl PACKAGE_DATA_DIR_USR_SHARE="${prefix}"
dnl PACKAGE_DATA_DIR_USR_SHARE="/usr/share"
dnl PACKAGE_DATA_DIR_USR_SHARE="${datadir}"
dnl AC_DEFINE_UNQUOTED(PACKAGE_DATA_DIR_USR_SHARE, "${datadir}", PACKAGE_DATA_DIR_USR_SHARE)

PACKAGE_DATA_DIR_USR_SHARE="/usr/share"
AC_SUBST(PACKAGE_DATA_DIR_USR_SHARE)

AC_OUTPUT([
Makefile
po/Makefile.in
src/Makefile
src/net/Makefile
gnaural.desktop
])