Generalized latest PNG configuration configure code to jpeg and zilb. Also warning user now if he asked for system lib (jpeg,z,png) that is not found. Seems to work fine under OSX, please review.
git-svn-id: file:///fltk/svn/fltk/branches/branch-1.3@6519 ea41ed52-d2ee-0310-a9c1-e6b18d33e121
This commit is contained in:
Fabien Costantini
parent
29ff9d8936
commit
e458232cc1
94
configure.in
94
configure.in
@ -534,47 +534,73 @@ IMAGELIBS=""
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AC_SUBST(IMAGELIBS)
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AC_ARG_ENABLE(localjpeg, [ --enable-localjpeg use local JPEG library, default=auto],
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[if test x$enable_localjpeg = xyes; then
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ac_cv_lib_jpeg_jpeg_CreateCompress=no
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fi])
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AC_CHECK_LIB(jpeg,jpeg_CreateCompress,
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# Handle the JPEG lib linking mode (use fltk local or system lib)
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# If --enable-(resp. --disable-)localjpeg parameter is not set by user
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# Then we check the JPEG lib usability, with result in sysjpeglib_ok variable
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AC_ARG_ENABLE(localjpeg, [ --enable-localjpeg use local JPEG library, default=auto])
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# Check for System lib use if automatic mode or --disable-localjpeg is requested
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sysjpeglib_ok=no
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sysjpeginc_ok=no
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if test x$enable_localjpeg != xyes; then
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AC_CHECK_LIB(jpeg,jpeg_CreateCompress,
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[AC_CHECK_HEADER(jpeg.h,
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sysjpeginc_ok=yes)
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if test x$sysjpeginc_ok = xyes; then
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sysjpeglib_ok=yes
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fi])
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fi
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# Now set the jpeg lib and include flags according to the requested mode and availability
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if test x$enable_localjpeg = xyes -o x$sysjpeglib_ok = xno; then
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JPEGINC="-I../jpeg"
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JPEG="jpeg"
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IMAGELIBS="-lfltk_jpeg $IMAGELIBS"
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AC_DEFINE(HAVE_LIBJPEG)
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ac_cv_lib_jpeg_jpeg_CreateCompress=no # fc: is it still necessary ?
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# Finally, warn user if system lib was requested but not found
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if test x$enable_localjpeg = xno; then
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AC_MSG_WARN(Cannot find system jpeg lib or header: choosing the local lib mode.)
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fi
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else
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JPEGINC=""
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JPEG=""
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IMAGELIBS="-ljpeg $IMAGELIBS",
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if test x$enable_localjpeg = xno; then
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JPEGINC=""
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JPEG=""
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else
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AC_DEFINE(HAVE_LIBJPEG)
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JPEGINC="-I../jpeg"
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JPEG="jpeg"
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IMAGELIBS="-lfltk_jpeg $IMAGELIBS"
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fi)
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AC_DEFINE(HAVE_LIBJPEG)
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fi
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AC_ARG_ENABLE(localzlib, [ --enable-localzlib use local ZLIB library, default=auto],
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[if test x$enable_localzlib = xyes; then
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ac_cv_lib_z_gzgets=no
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fi])
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AC_CHECK_LIB(z,gzgets,
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# Handle the ZLIB lib linking mode (use fltk local or system lib)
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# If --enable-(resp. --disable-)localzlib parameter is not set by user
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# Then we check the ZLIB lib usability, with result in syszlib_ok variable
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AC_ARG_ENABLE(localzlib, [ --enable-localzlib use local ZLIB library, default=auto])
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# Check for System lib use if automatic mode or --disable-localzlib is requested
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syszlib_ok=no
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syszinc_ok=no
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if test x$enable_localzlib != xyes; then
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AC_CHECK_LIB(z,gzgets,
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[AC_CHECK_HEADER(zlib.h,
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syszinc_ok=yes)
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if test x$syszinc_ok = xyes; then
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syszlib_ok=yes
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fi])
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fi
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# Now set the Z lib and include flags according to the requested mode and availability
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if test x$enable_localzlib = xyes -o x$syszlib_ok = xno ; then
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ZLIBINC="-I../zlib"
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ZLIB="zlib"
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LIBS="-lfltk_z $LIBS"
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IMAGELIBS="-lfltk_z $IMAGELIBS"
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AC_DEFINE(HAVE_LIBZ)
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ac_cv_lib_z_gzgets=no # fc: is still necessary ?
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# Finally, warn user if system lib was requested but not found
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if test x$enable_localzlib = xno; then
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AC_MSG_WARN(Cannot find system z lib or header: choosing the local lib mode.)
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fi
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else
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ZLIBINC=""
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ZLIB=""
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LIBS="-lz $LIBS"
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IMAGELIBS="-lz $IMAGELIBS",
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if test x$enable_localzlib = xno; then
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ZLIBINC=""
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ZLIB=""
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else
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AC_DEFINE(HAVE_LIBZ)
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ZLIBINC="-I../zlib"
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ZLIB="zlib"
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LIBS="-lfltk_z $LIBS"
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IMAGELIBS="-lfltk_z $IMAGELIBS"
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fi)
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AC_DEFINE(HAVE_LIBZ)
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fi
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# Handle the PNG lib linking mode (use fltk local or system lib)
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# If --enable-(resp. --disable-)localpng parameter is not set by user
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@ -585,7 +611,7 @@ AC_ARG_ENABLE(localpng, [ --enable-localpng use local PNG library, defaul
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# but only, if the builtin lib is not requested
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syspnglib_ok=no
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syspnginc_ok=no
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if test x$enable_localpng != xyes ; then
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if test x$enable_localpng != xyes; then
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AC_CHECK_LIB(png, png_read_info,
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[AC_CHECK_HEADER(png.h,
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AC_DEFINE(HAVE_PNG_H)
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@ -607,6 +633,10 @@ if test x$enable_localpng = xyes -o x$syspnglib_ok = xno ; then
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AC_DEFINE(HAVE_PNG_H)
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AC_DEFINE(HAVE_PNG_GET_VALID)
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AC_DEFINE(HAVE_PNG_SET_TRNS_TO_ALPHA)
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# Finally, warn user if system lib was requested but not found
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if test x$enable_localpng = xno; then
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AC_MSG_WARN(Cannot find system png lib or header: choosing the local lib mode.)
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fi
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else
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PNGINC=""
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PNG=""
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