mirror of
https://github.com/webmproject/libwebp.git
synced 2024-12-25 13:18:22 +01:00
377ef43c3e
change package name to libwebp, correct version and add bug & project urls Change-Id: I3b980ab8088729f90794ffd1ac7b33383983c812
163 lines
4.6 KiB
Plaintext
163 lines
4.6 KiB
Plaintext
AC_INIT([libwebp], [0.1.3],
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[http://code.google.com/p/webp/issues],,
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[http://code.google.com/speed/webp])
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AC_CANONICAL_TARGET
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AM_INIT_AUTOMAKE([-Wall foreign subdir-objects])
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AC_PROG_LIBTOOL
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AM_PROG_CC_C_O
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AC_ARG_WITH([pkgconfigdir], AS_HELP_STRING([--with-pkgconfigdir=PATH],
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[Path to the pkgconfig directory [[LIBDIR/pkgconfig]]]),
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[pkgconfigdir="$withval"], [pkgconfigdir='${libdir}/pkgconfig'])
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AC_SUBST([pkgconfigdir])
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dnl === Check libz is present
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if test "$enable_experimental" = "yes"; then
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AC_CHECK_HEADER(zlib.h,
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AC_CHECK_LIB(z, gzsetparams,,AC_MSG_ERROR(zlib library not found)),
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AC_MSG_ERROR(zlib not available - no zlib.h)
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)
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fi
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dnl === check for PNG support ===
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PNG_INCLUDES=""
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PNG_LIBS=""
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AC_PATH_PROG(LIBPNG_CONFIG, libpng-config)
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if test -n "$LIBPNG_CONFIG"; then
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PNG_INCLUDES=`$LIBPNG_CONFIG --cflags`
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PNG_PREFIX=`$LIBPNG_CONFIG --prefix`
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if test "${PNG_PREFIX}/lib" != "/usr/lib" ; then
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PNG_LIBS="-L${PNG_PREFIX}/lib"
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fi
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fi
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AC_ARG_WITH(pngincludedir,
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[--with-pngincludedir=DIR use PNG includes from DIR],
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PNG_INCLUDES="-I$withval")
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AC_ARG_WITH(pnglibdir,
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[--with-pnglibdir=DIR use PNG libraries from DIR],
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[PNG_LIBS="-L$withval"])
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SAVED_CPPFLAGS=$CPPFLAGS
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SAVED_LIBS=$LIBS
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CPPFLAGS="$PNG_INCLUDES $CPPFLAGS"
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LIBS="$PNG_LIBS $LIBS"
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AC_CHECK_HEADER(png.h,
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AC_CHECK_LIB(png, main,
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[PNG_LIBS="$PNG_LIBS -lpng"
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PNG_INCLUDES="$PNG_INCLUDES -DWEBP_HAVE_PNG"
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AC_DEFINE(WEBP_HAVE_PNG, [1], [Set to 1 if PNG library is installed])
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],
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AC_MSG_WARN(Optional png library not found),
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[$MATH_LIBS]),
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AC_MSG_WARN(png library not available - no png.h)
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)
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AC_SUBST(PNG_LIBS)
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AC_SUBST(PNG_INCLUDES)
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CPPFLAGS=$SAVED_CPPFLAGS
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LIBS=$SAVED_LIBS
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dnl === check for JPEG support ===
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JPEG_INCLUDES=""
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JPEG_LIBS=""
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AC_ARG_WITH(jpegincludedir,
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[--with-jpegincludedir=DIR use JPEG includes from DIR],
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JPEG_INCLUDES="-I$withval")
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AC_ARG_WITH(jpeglibdir,
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[--with-jpeglibdir=DIR use JPEG libraries from DIR],
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[JPEG_LIBS="-L$withval"])
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SAVED_CPPFLAGS=$CPPFLAGS
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SAVED_LIBS=$LIBS
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CPPFLAGS="$JPEG_INCLUDES $CPPFLAGS"
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LIBS="$JPEG_LIBS $LIBS"
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AC_CHECK_HEADER(jpeglib.h,
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AC_CHECK_LIB(jpeg, jpeg_set_defaults,
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[JPEG_LIBS="$JPEG_LIBS -ljpeg"
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JPEG_INCLUDES="$JPEG_INCLUDES -DWEBP_HAVE_JPEG"
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AC_DEFINE(WEBP_HAVE_JPEG, [1], [Set to 1 if JPEG library is installed])
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],
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AC_MSG_WARN(Optional jpeg library not found),
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[$MATH_LIBS]),
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AC_MSG_WARN(jpeg library not available - no jpeglib.h)
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)
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AC_SUBST(JPEG_LIBS)
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AC_SUBST(JPEG_INCLUDES)
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CPPFLAGS=$SAVED_CPPFLAGS
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LIBS=$SAVED_LIBS
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dnl === check for WIC support ===
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if test "$target_os" = "mingw32"; then
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AC_CHECK_HEADERS([wincodec.h shlwapi.h windows.h])
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if test "$ac_cv_header_wincodec_h" = "yes"; then
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AC_MSG_CHECKING(for Windows Imaging Component support)
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SAVED_LIBS=$LIBS
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LIBS="-lshlwapi -lole32 $LIBS"
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# match include structure from [cd]webp.c
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wic_headers="
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#define INITGUID
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#define CINTERFACE
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#define COBJMACROS
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#define _WIN32_IE 0x500
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#include <shlwapi.h>
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#include <windows.h>
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#include <wincodec.h>
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"
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# test for functions from each lib and the GUID is created properly
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wic_main="
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int main(void) {
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CLSID_WICImagingFactory;
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CoInitialize(NULL);
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SHCreateStreamOnFile(NULL, 0, NULL);
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return 0;
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}
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"
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AC_LANG_PUSH(C)
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AC_LINK_IFELSE(
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[AC_LANG_SOURCE([
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$wic_headers
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$wic_main])],
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[wic_support=yes],
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[wic_support=no]
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)
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AC_LANG_POP
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test "$wic_support" = "yes" || LIBS=$SAVED_LIBS
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AC_MSG_RESULT(${wic_support-no})
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fi
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fi
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dnl === If --enable-experimental is defined, add the flag WEBP_EXPERIMENTAL_FEATURES
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USE_EXPERIMENTAL_CODE=""
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AC_MSG_CHECKING(if --enable-experimental option is specified)
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AC_ARG_ENABLE(experimental, [ --enable-experimental Activate experimental features])
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if test "$enable_experimental" = "yes"; then
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AC_DEFINE(EXPERIMENTAL,,[Enable experimental code])
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USE_EXPERIMENTAL_CODE="-DWEBP_EXPERIMENTAL_FEATURES"
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fi
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AC_MSG_RESULT(${enable_experimental-no})
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AC_SUBST(USE_EXPERIMENTAL_CODE)
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dnl =========================
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AC_CONFIG_MACRO_DIR([m4])
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AC_CONFIG_HEADERS([config.h])
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AC_CONFIG_FILES([Makefile src/Makefile man/Makefile \
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examples/Makefile src/dec/Makefile \
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src/enc/Makefile src/dsp/Makefile \
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src/utils/Makefile \
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src/libwebp.pc])
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AC_OUTPUT
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