/
configure.in
166 lines (152 loc) · 4.46 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=0
MICRO_VERSION=9
INTERFACE_AGE=0
BINARY_AGE=9
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 Setup for automake
AM_INIT_AUTOMAKE(SDL_image, $VERSION)
dnl Detect the canonical host and target build environment
AC_CANONICAL_HOST
AC_CANONICAL_TARGET
dnl Check for tools
AC_LIBTOOL_WIN32_DLL
AM_PROG_LIBTOOL
AC_PROG_MAKE_SET
AC_PROG_CC
AC_PROG_INSTALL
dnl The alpha architecture needs special flags for binary portability
case "$target" in
alpha*-*-linux*)
CFLAGS="$CFLAGS -mcpu=ev4 -Wa,-mall"
;;
*-*-cygwin* | *-*-mingw32*)
if test "$build" != "$target"; then # cross-compiling
ac_default_prefix=/usr/local/cross-tools/i386-mingw32msvc
fi
;;
esac
dnl Check for SDL
SDL_VERSION=1.1.3
AM_PATH_SDL($SDL_VERSION,
:,
AC_MSG_ERROR([*** SDL version $SDL_VERSION not found!])
)
CFLAGS="$CFLAGS $SDL_CFLAGS"
IMG_LIBS="$IMG_LIBS $SDL_LIBS"
LIBS="$SDL_LIBS $LIBS"
dnl Check command-line options
AC_ARG_ENABLE(bmp,
[ --enable-bmp support loading BMP images [default=yes]],
, enable_bmp=yes)
if test x$enable_bmp = xyes; then
CFLAGS="$CFLAGS -DLOAD_BMP"
fi
AC_ARG_ENABLE(gif,
[ --enable-gif support loading GIF images [default=yes]],
, enable_gif=yes)
if test x$enable_gif = xyes; then
CFLAGS="$CFLAGS -DLOAD_GIF"
fi
AC_ARG_ENABLE(jpg,
[ --enable-jpg support loading JPG images [default=yes]],
, enable_jpg=yes)
if test x$enable_jpg = xyes; then
AC_CHECK_LIB(jpeg, jpeg_CreateDecompress, have_libjpeg=yes)
if test x$have_libjpeg = xyes; then
CFLAGS="$CFLAGS -DLOAD_JPG"
IMG_LIBS="$IMG_LIBS -ljpeg"
else
AC_MSG_WARN(
*** Unable to find JPEG library (http://www.ijg.org/)
])
AC_MSG_WARN([JPG image loading disabled])
fi
fi
AC_ARG_ENABLE(pcx,
[ --enable-pcx support loading PCX images [default=yes]],
, enable_pcx=yes)
if test x$enable_pcx = xyes; then
CFLAGS="$CFLAGS -DLOAD_PCX"
fi
AC_ARG_ENABLE(png,
[ --enable-png support loading PNG images [default=yes]],
, enable_png=yes)
if test x$enable_png = xyes; then
AC_CHECK_LIB(png, png_create_read_struct, have_libpng=yes, , -lz)
if test x$have_libpng != xyes; then
AC_MSG_WARN([
*** Unable to find PNG library (http://www.cdrom.com/pub/png/)
])
fi
AC_CHECK_LIB(z, uncompress, have_libz=yes)
if test x$have_libz != xyes; then
AC_MSG_WARN([
*** Unable to find Zlib library (http://www.cdrom.com/pub/infozip/zlib/)
])
fi
if test x$have_libpng = xyes -a x$have_libz = xyes; then
CFLAGS="$CFLAGS -DLOAD_PNG"
IMG_LIBS="$IMG_LIBS -lpng -lz"
else
AC_MSG_WARN([PNG image loading disabled])
fi
fi
AC_ARG_ENABLE(ppm,
[ --enable-ppm support loading PPM images [default=yes]],
, enable_ppm=yes)
if test x$enable_ppm = xyes; then
CFLAGS="$CFLAGS -DLOAD_PPM"
fi
AC_ARG_ENABLE(tga,
[ --enable-tga support loading TGA images [default=yes]],
, enable_tga=yes)
if test x$enable_tga = xyes; then
CFLAGS="$CFLAGS -DLOAD_TGA"
fi
AC_ARG_ENABLE(tif,
[ --enable-tif support loading TIF images [default=yes]],
, enable_tif=yes)
if test x$enable_tif = xyes; then
AC_CHECK_LIB(tiff, TIFFClientOpen, have_libtiff=yes)
if test x$have_libtiff = xyes; then
CFLAGS="$CFLAGS -DLOAD_TIF"
IMG_LIBS="$IMG_LIBS -ltiff"
else
AC_MSG_WARN(
*** Unable to find Tiff library (ftp://ftp.sgi.com/graphics/tiff/)
])
AC_MSG_WARN([TIF image loading disabled])
fi
fi
AC_SUBST(IMG_LIBS)
# Finally create all the generated files
AC_OUTPUT([
Makefile
SDL_image.spec
])