/
configure.in
297 lines (264 loc) · 9.27 KB
/
configure.in
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dnl Process this file with autoconf to produce a configure script.
AC_INIT(README)
dnl Set various version strings - taken gratefully from the GTk sources
# Making releases:
# MICRO_VERSION += 1;
# INTERFACE_AGE += 1;
# BINARY_AGE += 1;
# if any functions have been added, set INTERFACE_AGE to 0.
# if backwards compatibility has been broken,
# set BINARY_AGE and INTERFACE_AGE to 0.
MAJOR_VERSION=1
MINOR_VERSION=2
MICRO_VERSION=7
INTERFACE_AGE=6
BINARY_AGE=7
VERSION=$MAJOR_VERSION.$MINOR_VERSION.$MICRO_VERSION
AC_SUBST(MAJOR_VERSION)
AC_SUBST(MINOR_VERSION)
AC_SUBST(MICRO_VERSION)
AC_SUBST(INTERFACE_AGE)
AC_SUBST(BINARY_AGE)
AC_SUBST(VERSION)
# libtool versioning
LT_RELEASE=$MAJOR_VERSION.$MINOR_VERSION
LT_CURRENT=`expr $MICRO_VERSION - $INTERFACE_AGE`
LT_REVISION=$INTERFACE_AGE
LT_AGE=`expr $BINARY_AGE - $INTERFACE_AGE`
AC_SUBST(LT_RELEASE)
AC_SUBST(LT_CURRENT)
AC_SUBST(LT_REVISION)
AC_SUBST(LT_AGE)
dnl Detect the canonical build and host environments
AC_CANONICAL_HOST
dnl Setup for automake
AM_INIT_AUTOMAKE(SDL_image, $VERSION)
dnl Check for tools
AC_LIBTOOL_WIN32_DLL
AM_PROG_LIBTOOL
AC_PROG_CC
AC_C_INLINE
AC_PROG_INSTALL
AC_PROG_MAKE_SET
if test -z "$host_alias"; then
hostaliaswindres=
else
hostaliaswindres="$host_alias-windres"
fi
AC_CHECK_PROGS(WINDRES, [windres $hostaliaswindres $host_os-windres])
case "$host" in
*-*-beos*)
ac_default_prefix=/boot/develop/tools/gnupro
;;
*-*-cygwin* | *-*-mingw32*)
if test "$build" != "$host"; then # cross-compiling
# Default cross-compile location
ac_default_prefix=/usr/local/cross-tools/i386-mingw32
else
# Look for the location of the tools and install there
if test "$BUILD_PREFIX" != ""; then
ac_default_prefix=$BUILD_PREFIX
fi
fi
if test x$WINDRES != x; then
use_version_rc=true
fi
;;
esac
AM_CONDITIONAL(USE_VERSION_RC, test x$use_version_rc = xtrue)
dnl Check for SDL
SDL_VERSION=1.2.10
AC_SUBST(SDL_VERSION)
AM_PATH_SDL($SDL_VERSION,
:,
AC_MSG_ERROR([*** SDL version $SDL_VERSION not found!])
)
CFLAGS="$CFLAGS -DSDL_IMAGE_USE_COMMON_BACKEND $SDL_CFLAGS"
LIBS="$LIBS $SDL_LIBS"
saved_LIBS="$LIBS"
dnl Check command-line options
AC_ARG_ENABLE([bmp], [AC_HELP_STRING([--enable-bmp], [support loading BMP/ICO/CUR images [default=yes]])],
[], [enable_bmp=yes])
AC_ARG_ENABLE([gif], [AC_HELP_STRING([--enable-gif], [support loading GIF images [default=yes]])],
[], [enable_gif=yes])
AC_ARG_ENABLE([jpg], [AC_HELP_STRING([--enable-jpg], [support loading JPG images [default=yes]])],
[], [enable_jpg=yes])
AC_ARG_ENABLE([jpg-shared], AC_HELP_STRING([--enable-jpg-shared], [dynamically load JPG support [[default=yes]]]),
[], [enable_jpg_shared=yes])
AC_ARG_ENABLE([lbm], [AC_HELP_STRING([--enable-lbm], [support loading LBM images [default=yes]])],
[], [enable_lbm=yes])
AC_ARG_ENABLE([pcx], [AC_HELP_STRING([--enable-pcx], [support loading PCX images [default=yes]])],
[], [enable_pcx=yes])
AC_ARG_ENABLE([png], [AC_HELP_STRING([--enable-png], [support loading PNG images [default=yes]])],
[], [enable_png=yes])
AC_ARG_ENABLE([png-shared], AC_HELP_STRING([--enable-png-shared], [dynamically load PNG support [[default=yes]]]),
[], [enable_png_shared=yes])
AC_ARG_ENABLE([pnm], [AC_HELP_STRING([--enable-pnm], [support loading PNM images [default=yes]])],
[], [enable_pnm=yes])
AC_ARG_ENABLE([tga], [AC_HELP_STRING([--enable-tga], [support loading TGA images [default=yes]])],
[], [enable_tga=yes])
AC_ARG_ENABLE([tif], [AC_HELP_STRING([--enable-tif], [support loading TIFF images [default=yes]])],
[], [enable_tif=yes])
AC_ARG_ENABLE([tif-shared], AC_HELP_STRING([--enable-tif-shared], [dynamically load TIFF support [[default=yes]]]),
[], [enable_tif_shared=yes])
AC_ARG_ENABLE([xcf], [AC_HELP_STRING([--enable-xcf], [support loading XCF images [default=yes]])],
[], [enable_xcf=yes])
AC_ARG_ENABLE([xpm], [AC_HELP_STRING([--enable-xpm], [support loading XPM images [default=yes]])],
[], [enable_xpm=yes])
AC_ARG_ENABLE([xv], [AC_HELP_STRING([--enable-xv], [support loading XV images [default=yes]])],
[], [enable_xv=yes])
find_lib()
{
gcc_bin_path=[`$CC -print-search-dirs 2>/dev/null | fgrep programs: | sed 's/[^=]*=\(.*\)/\1/' | sed 's/:/ /g'`]
gcc_lib_path=[`$CC -print-search-dirs 2>/dev/null | fgrep libraries: | sed 's/[^=]*=\(.*\)/\1/' | sed 's/:/ /g'`]
env_lib_path=[`echo $LIBS $LDFLAGS | sed 's/-L[ ]*//g'`]
for path in $gcc_bin_path $gcc_lib_path $env_lib_path /usr/lib /usr/local/lib; do
lib=[`ls -- $path/$1 2>/dev/null | sort -r | sed 's/.*\/\(.*\)/\1/; q'`]
if test x$lib != x; then
echo $lib
return
fi
done
}
if test x$enable_jpg = xyes || test x$enable_tif = xyes; then
AC_CHECK_HEADER([jpeglib.h], [have_jpg_hdr=yes])
AC_CHECK_LIB([jpeg], [jpeg_CreateDecompress], [have_jpg_lib=yes])
if test x$have_jpg_hdr = xyes -a x$have_jpg_lib = xyes; then
if test x$enable_jpg = xyes; then
AC_DEFINE([LOAD_JPG])
fi
LIBS="-ljpeg $LIBS"
case "$host" in
*-*-darwin*)
jpg_lib=[`find_lib libjpeg*.dylib`]
;;
*-*-cygwin* | *-*-mingw32*)
jpg_lib=[`find_lib "jpeg.dll"`]
;;
*)
jpg_lib=[`find_lib "libjpeg.so.[0-9]"`]
if test x$jpg_lib = x; then
jpg_lib=[`find_lib "libjpeg.so.[0-9][0-9]"`]
fi
if test x$jpg_lib = x; then
jpg_lib=[`find_lib "libjpeg.so.[0-9]*"`]
fi
;;
esac
elif test x$enable_jpg = xyes; then
AC_MSG_WARN([*** Unable to find JPEG library (http://www.ijg.org/)])
AC_MSG_WARN([JPG image loading disabled])
fi
fi
if test x$enable_png = xyes; then
AC_CHECK_HEADER([png.h], [have_png_hdr=yes])
AC_CHECK_LIB([png], [png_create_read_struct], [have_png_lib=yes], [], [-lz])
if test x$have_png_hdr = xyes -a x$have_png_lib = xyes; then
AC_DEFINE([LOAD_PNG])
case "$host" in
*-*-darwin*)
png_lib=[`find_lib libpng*.dylib`]
;;
*-*-cygwin* | *-*-mingw32*)
png_lib=[`find_lib "libpng*.dll"`]
;;
*)
png_lib=[`find_lib "libpng.so.[0-9]"`]
if test x$png_lib = x; then
png_lib=[`find_lib "libpng.so.[0-9]*"`]
fi
;;
esac
else
AC_MSG_WARN([*** Unable to find PNG library (http://www.libpng.org/pub/png/libpng.html)])
AC_MSG_WARN([PNG image loading disabled])
fi
fi
if test x$enable_tif = xyes; then
AC_CHECK_HEADER([tiffio.h], [have_tif_hdr=yes])
AC_CHECK_LIB([tiff], [TIFFClientOpen], [have_tif_lib=yes], [], [-lz])
if test x$have_tif_hdr = xyes -a x$have_tif_lib = xyes; then
AC_DEFINE([LOAD_TIF])
case "$host" in
*-*-darwin*)
tif_lib=[`find_lib libtiff*.dylib`]
;;
*-*-cygwin* | *-*-mingw32*)
tif_lib=[`find_lib "libtiff-*.dll"`]
;;
*)
tif_lib=[`find_lib "libtiff.so.[0-9]"`]
if test x$tif_lib = x; then
tif_lib=[`find_lib "libtiff.so.[0-9]*"`]
fi
;;
esac
else
AC_MSG_WARN([*** Unable to find Tiff library (http://www.remotesensing.org/libtiff/)])
AC_MSG_WARN([TIF image loading disabled])
fi
fi
if test x$enable_bmp = xyes; then
AC_DEFINE([LOAD_BMP])
fi
if test x$enable_gif = xyes; then
AC_DEFINE([LOAD_GIF])
fi
if test x$enable_lbm = xyes; then
AC_DEFINE([LOAD_LBM])
fi
if test x$enable_pcx = xyes; then
AC_DEFINE([LOAD_PCX])
fi
if test x$enable_pnm = xyes; then
AC_DEFINE([LOAD_PNM])
fi
if test x$enable_tga = xyes; then
AC_DEFINE([LOAD_TGA])
fi
if test x$enable_xcf = xyes; then
AC_DEFINE([LOAD_XCF])
fi
if test x$enable_xpm = xyes; then
AC_DEFINE([LOAD_XPM])
fi
if test x$enable_xv = xyes; then
AC_DEFINE([LOAD_XV])
fi
if test x$enable_tif = xyes -a x$have_tif_hdr = xyes -a x$have_tif_lib = xyes; then
if test x$enable_tif_shared = xyes && test x$tif_lib != x; then
echo "-- dynamic libtiff -> $tif_lib"
AC_DEFINE_UNQUOTED(LOAD_TIF_DYNAMIC, "$tif_lib")
else
if test x$have_libjpeg = xyes; then
# Disable dynamic jpeg since we're linking it explicitly
jpg_lib=''
fi
IMG_LIBS="-ltiff -lz $IMG_LIBS"
fi
fi
if test x$enable_jpg = xyes -a x$have_jpg_hdr = xyes -a x$have_jpg_lib = xyes; then
if test x$enable_jpg_shared = xyes && test x$jpg_lib != x; then
echo "-- dynamic libjpeg -> $jpg_lib"
AC_DEFINE_UNQUOTED(LOAD_JPG_DYNAMIC, "$jpg_lib")
else
IMG_LIBS="-ljpeg $IMG_LIBS"
fi
fi
if test x$enable_png = xyes -a x$have_png_hdr = xyes -a x$have_png_lib = xyes; then
if test x$enable_png_shared = xyes && test x$png_lib != x; then
echo "-- dynamic libpng -> $png_lib"
AC_DEFINE_UNQUOTED(LOAD_PNG_DYNAMIC, "$png_lib")
else
IMG_LIBS="-lpng -lz $IMG_LIBS"
fi
fi
LIBS="$saved_LIBS"
AC_SUBST([WINDRES])
AC_SUBST([IMG_LIBS])
# Finally create all the generated files
AC_OUTPUT([
Makefile
SDL_image.spec
SDL_image.pc
])