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|
dnl
dnl Autoconf script for DevIL Library
dnl Written by Meloni Dario
dnl
dnl
dnl configure.in initialization
dnl
AC_INIT
AC_CONFIG_SRCDIR([README])
dnl
dnl Minimum Autoconf version
dnl
AC_PREREQ(2.52)
DEVIL_MAJOR=1
DEVIL_MINOR=6
DEVIL_REVISION=8
DEVIL_VERSION=$DEVIL_MAJOR$DEVIL_MINOR$DEVIL_REVISION
dnl
dnl Note that the libtool version has nothing to do
dnl with the actual DevIL version, it is a version number
dnl describing the interface version (see libtool doc)
dnl wich only changes when the interface changes
dnl
DEVIL_LTVERSION=1:0:0
AC_SUBST(DEVIL_LTVERSION)
dnl
dnl Basic conf
dnl
SUPPORTED_FORMATS=""
SUPPORTED_API=""
SUPPORTED_EXTENSION=""
AC_REVISION($Revision: 1.23 $)
AC_CONFIG_AUX_DIR(libtools)
AC_PREFIX_DEFAULT(/usr/local)
AC_CANONICAL_HOST
AC_CANONICAL_TARGET
AC_LANG([C++])
AC_LANG([C])
AC_PROG_CC
AC_PROG_CXX
AC_PROG_INSTALL
AC_PROG_MAKE_SET
AC_C_BIGENDIAN
AC_LIBTOOL_WIN32_DLL
AC_PATH_XTRA
AC_DEFUN([ADD_CFLAGS],[
LIBIL_CFLAGS="$LIBIL_CFLAGS $1"
LIBILU_CFLAGS="$LIBILU_CFLAGS $1"
LIBILUT_CFLAGS="$LIBILUT_CFLAGS $1"
CFLAGS="$CFLAGS $1" ])
ADD_CFLAGS([$CFLAGS])
dnl Test for restrict c/c++ keyword
AC_MSG_CHECKING([restrict keyword])
AC_COMPILE_IFELSE([[void foo(void * restrict test){}]],
[AC_DEFINE(RESTRICT_KEYWORD,,restric keyword available)]
[restrict_keyword=found]
[AC_MSG_RESULT(yes)],[AC_MSG_RESULT(no)])
AS_IF([test ! "$restrict_keyword" = "found"],[
dnl checking if the -std=gnu99 flag is required
TMP_CFLAGS="$CFLAGS"
CFLAGS="$CFLAGS -std=gnu99"
AC_MSG_CHECKING([restrict gnu99 keyword])
AC_COMPILE_IFELSE([[void foo(void * restrict test){}]],
[AC_DEFINE(RESTRICT_KEYWORD,,restric keyword available)]
[AC_MSG_RESULT(yes)]
[CFLAGS="$TMP_CFLAGS"]
[ADD_CFLAGS(-std=gnu99)]
,[AC_MSG_RESULT(no)]
[CFLAGS="$TMP_CFLAGS"])
])
dnl must add AC_CACHE_CHECK support where possible
AM_INIT_AUTOMAKE("DevIL", $DEVIL_MAJOR.$DEVIL_MINOR.$DEVIL_REVISION)
AM_CONFIG_HEADER(include/IL/config.h)
AM_DISABLE_STATIC
AM_PROG_LIBTOOL
dnl AM_MAINTAINER_MODE
dnl
dnl Check CPU Extensions
dnl
AC_DEFUN([TEST_EXT],[
AC_ARG_ENABLE($6,AC_HELP_STRING([--enable-$6],[Doesn't compile $1 support]),[use_$1=$enable_$6],[use_$1=test])
AC_MSG_CHECKING([$1])
AS_IF(
[test "$use_$1" = "yes"],
AC_DEFINE([$4],,[$1 extension found])
AC_DEFINE([VECTORMEM],,[Memory must be vector aligned])
ADD_CFLAGS([$2])
AC_MSG_RESULT(yes)
SUPPORTED_EXTENSION=$SUPPORTED_EXTENSION"$1 ",
[test "$use_$1" = "test"],
CFLAGS_TMP=$CFLAGS
CFLAGS=$CFLAGS" $2"
AC_COMPILE_IFELSE([
$5
int main() {$3;return 0;}],
[AC_DEFINE([$4],,[$1 extension found])
AC_DEFINE([VECTORMEM],,[Memory must be vector aligned])
ADD_CFLAGS([$2])
AC_MSG_RESULT(yes)
SUPPORTED_EXTENSION=$SUPPORTED_EXTENSION"$1 "],
[AC_MSG_RESULT(no)]
[CFLAGS=$CFLAGS_TMP]),
AC_MSG_RESULT(disabled))])
TEST_EXT([Altivec],[-faltivec -maltivec],[vector int vec;vec=vec_splat_u32(0);],[ALTIVEC_GCC],[],[altivec])
TEST_EXT([SSE],[-msse],[__m128 v;v=_mm_sub_ss(v,v);],[SSE],[#include <xmmintrin.h>],[sse])
TEST_EXT([SSE2],[-msse2],[__m128i v;v=_mm_add_epi32(v,v);],[SSE2],[#include <emmintrin.h>],[sse2])
TEST_EXT([SSE3],[-msse3],[__m128d v;v=_mm_addsub_pd(v,v);],[SSE3],[#include <emmintrin.h>],[sse3])
dnl
dnl Check CPU Assembly
dnl
dnl add test to have only an ASM for compilation
AC_DEFUN([TEST_ASM],[
AC_ARG_ENABLE($4,AC_HELP_STRING([--enable-$4],[Compile with $4 support]),
[use_$4=$enable_$4],[use_$4=test])
AC_MSG_CHECKING([$4])
AS_IF(
[test "$use_$4" = "yes"],
SUPPORTED_EXTENSION=$SUPPORTED_EXTENSION"$2 "
AC_DEFINE([$3],,[$2 assembly found])
AC_MSG_RESULT(yes),
[test "$use_$4" = "no"],
AC_MSG_RESULT(no),[
AS_CASE($host_cpu,
[$1],[SUPPORTED_EXTENSION=$SUPPORTED_EXTENSION"$2 "]
AC_DEFINE([$3],,[$2 assembly found])
AC_MSG_RESULT(yes),
[AC_MSG_RESULT(no)])])])
TEST_ASM([i[[3456]]86*],[X86_ASM],[GCC_X86_ASM],x86)
TEST_ASM([x86_64*],[X86_64_ASM],[GCC_X86_64_ASM],x86_64)
TEST_ASM([powerpc*],[PPC_ASM],[GCC_PCC_ASM],ppc)
dnl
dnl Test release build options
dnl
AC_ARG_ENABLE(release,
AC_HELP_STRING([--disable-release],[Compile a debug version of the library]),
[build_release="$enable_release"],[build_release="yes"])
AS_IF([test "$build_release" = "no"],
[ADD_CFLAGS([-DNOINLINE -Wall -g -O0])],
[ADD_CFLAGS(-O3)])
dnl
dnl Test warning build options
dnl
AC_ARG_ENABLE(warning,
AC_HELP_STRING([--enable-warning],[Compile breaks on warnings]),[build_warning="$enable_warning"],[build_warning="no"])
AS_IF([test "$build_warning" = "yes"],[ADD_CFLAGS([-Wall -Werror])],[])
dnl
dnl Memory alignment functions
dnl
AC_CHECK_FUNC( valloc, [AC_DEFINE([VALLOC],,[valloc memory allocation])] )
AC_CHECK_FUNC( posix_memalign, [AC_DEFINE([POSIX_MEMALIGN],,[posix_memalign memory allocation])] )
AC_CHECK_FUNC( memalign, [AC_DEFINE([MEMALIGN],,[memalign memory allocation])])
AC_CHECK_HEADER(mm_malloc.h,[AC_DEFINE([MM_MALLOC],,[mm_malloc memory allocation])])
dnl
dnl Libraries development checking
dnl
AC_CHECK_HEADER(jpeglib.h,,no_jpeg=yes)
AC_CHECK_HEADER(tiffio.h,,no_tiff=yes)
AC_CHECK_HEADER(lcms/lcms.h,,no_lcms=yes)
AC_CHECK_HEADER(lcms.h,lcms_nodirinclude=yes)
AC_CHECK_HEADER(libmng.h,,no_mng="yes")
AC_CHECK_HEADER(zlib.h, use_z=yes, use_z=no)
dnl Special code for LCMS
AS_IF([test "$lcms_nodirinclude" = "yes"],[no_lcms=no]
,[AC_DEFINE(LCMS_NODIRINCLUDE,,[LCMS include without lcms/ support])])
dnl Special code for libjpeg
AC_DEFINE(IL_USE_JPEGLIB_UNMODIFIED,,[Use libjpeg without modification. always enabled.])
dnl
dnl Setup Libraries
dnl
AC_DEFUN([SET_LIB],[
LIB$2=""
AC_ARG_WITH($1,AC_HELP_STRING([--with-$1=path],[Specify the lib$1 installation path]),
ADD_CFLAGS([-I$enable_$1dir/include])
LIB$2="-L$enable_$1dir/lib"
no_$1=no
use_$1=yes )
AS_IF([test ! "$no_$1" = "yes" && test "$use_$1" = "yes" && test -z "$3"],[LIB$2="$LIB$2 -l$1"]
,[test ! "$no_$1" = "yes" && test "$use_$1" = "yes" && ! test -z "$3"],[LIB$2="$3"],[])
AC_SUBST(LIB$2) ])
SET_LIB(jpeg,JPG)
SET_LIB(tiff,TIFF)
SET_LIB(lcms,LCMS)
SET_LIB(mng,MNG)
SET_LIB(z,Z)
dnl libpng configuration
AC_MSG_CHECKING(libpng)
LIBPNG_INCLUDE=""
LIBPNG=""
AC_ARG_WITH(png,AC_HELP_STRING([--with-pngdir=path],[Specify the libpng installation path])
,[libpng_app="$withval/bin/libpng-config"]
[no_png=no])
AS_IF([test ! "$with_png" = "no"],
[AS_IF([test -z "$libpng_app"],[libpng_app=$(which libpng-config)],[])])
AS_IF([test ! -e "$libpng_app"],[libpng_app=""])
AS_IF([test -z "$libpng_app"],
AC_DEFINE([IL_NO_PNG],,[PNG support])
AC_MSG_RESULT(no)
no_png=yes
,LIBPNG=`$libpng_app --ldflags`
LIBPNG_INCLUDE=`$libpng_app --cflags`
AC_MSG_RESULT(yes)
no_png=no)
dnl Just in case the library is not installed in the default header path
dnl
dnl Formats
dnl
AC_DEFUN([TEST_FORMAT],[
AC_ARG_ENABLE([$1],AC_HELP_STRING([--disable-$1],[Doesn't compile $1 support]),[use_$1="$enable_$1"],[use_$1="yes"])
AS_IF([test "$no_$1" = "yes"],[AC_DEFINE([IL_NO_$2],,[$2 support])]
,[test "$use_$1" = "yes"],[SUPPORTED_FORMATS=$SUPPORTED_FORMATS"$2 "]
,[AC_DEFINE([IL_NO_$2],,[$2 support])])
])
TEST_FORMAT(bmp,BMP)
TEST_FORMAT(dcx,DCX)
TEST_FORMAT(doom,WAD)
TEST_FORMAT(gif,GIF)
TEST_FORMAT(hdr,HDR)
TEST_FORMAT(icon,ICON)
TEST_FORMAT(jpeg,JPG)
TEST_FORMAT(lcms,LCMS)
TEST_FORMAT(lif,LIF)
TEST_FORMAT(mdl,MDL)
TEST_FORMAT(mng,MNG)
TEST_FORMAT(pcx,PCX)
TEST_FORMAT(pcd,PCD)
TEST_FORMAT(pic,PIC)
TEST_FORMAT(pix,PIX)
TEST_FORMAT(png,PNG)
TEST_FORMAT(pnm,PNM)
TEST_FORMAT(psd,PSD)
TEST_FORMAT(psp,PSP)
TEST_FORMAT(pxr,PXR)
TEST_FORMAT(raw,RAW)
TEST_FORMAT(sgi,SGI)
TEST_FORMAT(tga,TGA)
TEST_FORMAT(tiff,TIF)
TEST_FORMAT(xpm,XPM)
TEST_FORMAT(wal,WAL)
AS_IF([test "$no_png" = "yes"],
LIBPNG=""
LIBPNG_INCLUDE="")
AC_SUBST(LIBPNG)
AC_SUBST(LIBPNG_INCLUDE)
dnl
dnl ILUT APIs checking
dnl
AC_DEFUN([TEST_API],[
AC_ARG_ENABLE($1,AC_HELP_STRING([--disable-$1],[Doesn't compile $1 support]),
[use_$1=$enable_$1],[use_$1=yes])])
TEST_API(allegro)
TEST_API(directx8)
TEST_API(directx9)
TEST_API(opengl)
TEST_API(sdl)
TEST_API(win32)
dnl
dnl ILUT APIs library checking
dnl
dnl if AM_PATH_SDL is missing, replace it with a dummy test
m4_ifndef([AM_PATH_SDL],[AC_DEFUN([AM_PATH_SDL],[
AC_MSG_CHECKING([SDL $1])
AC_MSG_RESULT(missing macros)
$3])])
dnl SDL
HSDL=""
LIBSDL=""
AS_IF([test "$use_sdl" = "yes"],
AM_PATH_SDL(1.2.5,use_sdl="yes",use_sdl="no"))
AS_IF([test "$use_sdl" = "yes"],
HSDL="$SDL_CFLAGS"
LIBSDL="$SDL_LIBS"
AC_DEFINE(ILUT_USE_SDL,,[Support SDL API])
SUPPORTED_API=$SUPPORTED_API"SDL ")
AC_SUBST(LIBSDL)
AC_SUBST(HSDL)
dnl OpenGL
AS_CASE($target,
[*apple-darwin*],[AC_CHECK_HEADER(OpenGL/gl.h,,use_opengl=no)]
,[AC_CHECK_HEADER(GL/gl.h,,use_opengl=no)])
AS_IF([test "$use_opengl" = "yes"],[
AS_CASE($target,
[*-*-cygwin* | *-*-mingw32*],
[LIBGL="-lopengl32 -lglu32"],
[*-apple-darwin*],
[LIBGL='-Wl,-framework -Wl,OpenGL']
,AC_CHECK_LIB(GL,glLoadIdentity,[LIBGL="-lGL"])
AC_CHECK_LIB(GLU,gluPerspective,[LIBGL="-lGLU"]))
AC_DEFINE(ILUT_USE_OPENGL,,[Support OpenGL API])
[SUPPORTED_API=$SUPPORTED_API"OpenGL "]
],[LIBGL=""])
AC_SUBST(LIBGL)
dnl Allegro
LIBALLEGRO=""
HALLEGRO=""
AS_IF([test $use_allegro = yes],
[AC_CHECK_PROG(allegro_config, allegro-config, yes, no, )])
AS_IF([test $allegro_config = yes],
[AC_DEFINE(ILUT_USE_ALLEGRO,,[Support Allegro API])]
[SUPPORTED_API=$SUPPORTED_API"Allegro "]
[LIBALLEGRO=`allegro-config --libs`]
[HALLEGRO=`allegro-config --cflags`])
AC_SUBST(LIBALLEGRO)
AC_SUBST(HALLEGRO)
dnl Win32
AS_CASE($host,
[*mingw32*],
[LIBIL_CFLAGS=$LIBIL_CFLAGS" -mno-cygwin"]
[LIBILU_CFLAGS=$LIBILU_CFLAGS" -mno-cygwin"]
[LIBILUT_CFLAGS=$LIBILUT_CFLAGS" -mno-cygwin"]
[VERSIONINFO=""],
[*cygwin*],
[LIBILUT_WIN32LIBPATH="-L/usr/lib/w32api"]
[VERSIONINFO=""],
[use_win32=no]
[VERSIONINFO="-version-info $DEVIL_LTVERSION"])
AC_SUBST(VERSIONINFO)
AS_IF([test "$use_win32" = "no"],[LIBGDI32=""],[LIBGDI32="-lgdi32"])
AC_SUBST(LIBGDI32)
dnl DirectX 8
AS_IF([test $use_directx8 = yes],
[AC_CHECK_HEADER(d3d8.h,,use_directx8=no)])
AS_IF([test $use_directx8 = yes],
[AC_DEFINE(ILUT_USE_DIRECTX8,,[Support DirectX8 API])]
[SUPPORTED_API=$SUPPORTED_API"DirectX8 "],[])
dnl DirectX 9
AS_IF([test $use_directx9 = yes],
[AC_CHECK_HEADER(d3d9.h,,use_directx9=no)])
AS_IF([test $use_directx9 = yes],
[AC_DEFINE(ILUT_USE_DIRECTX9,,[Support DirectX9 API])]
[SUPPORTED_API=$SUPPORTED_API"DirectX9 "],[])
dnl Mac OS X Specific test
AS_CASE($target,
[*-apple-darwin*],[AC_DEFINE(MAX_OS_X,,[Building on Mac OS X])],[])
dnl Final substitution
AC_SUBST(LIBIL_CFLAGS)
AC_SUBST(LIBILU_CFLAGS)
AC_SUBST(LIBILUT_CFLAGS)
AC_SUBST(LIBILUT_WIN32LIBPATH)
dnl
dnl Ouput files to generate
dnl note: keep the list on one line separated by single spaces
dnl (otherwise MSYS compilation breaks)
AC_CONFIG_FILES([Makefile src-IL/Makefile src-IL/src/Makefile src-IL/include/Makefile src-ILU/Makefile src-ILU/src/Makefile src-ILU/include/Makefile src-ILUT/Makefile src-ILUT/src/Makefile src-ILUT/include/Makefile include/Makefile include/IL/Makefile ])
AC_OUTPUT
echo
echo +----------------------------------------+
echo \| IL library Supported formats \|
echo +----------------------------------------+-------+
echo $SUPPORTED_FORMATS
echo
echo +----------------------------------------+
echo \| ILUT library Supported APIs \|
echo +----------------------------------------+-------+
echo $SUPPORTED_API
echo
echo +----------------------------------------+
echo \| Detected Machine Extensions \|
echo +----------------------------------------+-------+
echo $SUPPORTED_EXTENSION
echo
|
