mirror of
https://github.com/webmproject/libwebp.git
synced 2024-12-26 13:48:21 +01:00
69 lines
2.0 KiB
Plaintext
69 lines
2.0 KiB
Plaintext
AC_INIT([webpdecode], [0.1])
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AM_INIT_AUTOMAKE
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AC_PROG_LIBTOOL
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AM_PROG_CC_C_O
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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$withval"])
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AC_CHECK_HEADER(png.h,
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AC_CHECK_LIB(png, main,
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[PNG_LIBS="$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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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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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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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 examples/Makefile src/dec/Makefile src/enc/Makefile])
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AC_OUTPUT
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