105 lines
4.0 KiB
Plaintext
105 lines
4.0 KiB
Plaintext
# Configure paths for libOggFLAC
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# "Inspired" by ogg.m4
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dnl AM_PATH_LIBOGGFLAC([ACTION-IF-FOUND [, ACTION-IF-NOT-FOUND]])
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dnl Test for libOggFLAC, and define LIBOGGFLAC_CFLAGS and LIBOGGFLAC_LIBS
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dnl
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AC_DEFUN([AM_PATH_LIBOGGFLAC],
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[dnl
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dnl Get the cflags and libraries
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dnl
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AC_ARG_WITH(libOggFLAC,[ --with-libOggFLAC=PFX Prefix where libOggFLAC is installed (optional)], libOggFLAC_prefix="$withval", libOggFLAC_prefix="")
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AC_ARG_WITH(libOggFLAC-libraries,[ --with-libOggFLAC-libraries=DIR Directory where libOggFLAC library is installed (optional)], libOggFLAC_libraries="$withval", libOggFLAC_libraries="")
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AC_ARG_WITH(libOggFLAC-includes,[ --with-libOggFLAC-includes=DIR Directory where libOggFLAC header files are installed (optional)], libOggFLAC_includes="$withval", libOggFLAC_includes="")
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AC_ARG_ENABLE(libOggFLACtest, [ --disable-libOggFLACtest Do not try to compile and run a test libOggFLAC program],, enable_libOggFLACtest=yes)
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if test "x$libOggFLAC_libraries" != "x" ; then
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LIBOGGFLAC_LIBS="-L$libOggFLAC_libraries"
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elif test "x$libOggFLAC_prefix" != "x" ; then
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LIBOGGFLAC_LIBS="-L$libOggFLAC_prefix/lib"
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elif test "x$prefix" != "xNONE" ; then
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LIBOGGFLAC_LIBS="-L$libdir"
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fi
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LIBOGGFLAC_LIBS="$LIBOGGFLAC_LIBS -lOggFLAC -lFLAC -lm"
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if test "x$libOggFLAC_includes" != "x" ; then
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LIBOGGFLAC_CFLAGS="-I$libOggFLAC_includes"
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elif test "x$libOggFLAC_prefix" != "x" ; then
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LIBOGGFLAC_CFLAGS="-I$libOggFLAC_prefix/include"
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elif test "x$prefix" != "xNONE"; then
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LIBOGGFLAC_CFLAGS="-I$prefix/include"
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fi
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AC_MSG_CHECKING(for libOggFLAC)
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no_libOggFLAC=""
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if test "x$enable_libOggFLACtest" = "xyes" ; then
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ac_save_CFLAGS="$CFLAGS"
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ac_save_CXXFLAGS="$CXXFLAGS"
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ac_save_LIBS="$LIBS"
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CFLAGS="$CFLAGS $LIBOGGFLAC_CFLAGS"
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CXXFLAGS="$CXXFLAGS $LIBOGGFLAC_CFLAGS"
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LIBS="$LIBS $LIBOGGFLAC_LIBS"
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dnl
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dnl Now check if the installed libOggFLAC is sufficiently new.
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dnl
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rm -f conf.libOggFLACtest
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AC_TRY_RUN([
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#include <stdio.h>
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#include <stdlib.h>
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#include <string.h>
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#include <OggFLAC/stream_decoder.h>
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int main ()
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{
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system("touch conf.libOggFLACtest");
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return 0;
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}
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],, no_libOggFLAC=yes,[echo $ac_n "cross compiling; assumed OK... $ac_c"])
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CFLAGS="$ac_save_CFLAGS"
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LIBS="$ac_save_LIBS"
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fi
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if test "x$no_libOggFLAC" = "x" ; then
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AC_MSG_RESULT(yes)
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ifelse([$1], , :, [$1])
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else
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AC_MSG_RESULT(no)
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if test -f conf.libOggFLACtest ; then
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:
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else
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echo "*** Could not run libOggFLAC test program, checking why..."
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CFLAGS="$CFLAGS $LIBOGGFLAC_CFLAGS"
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LIBS="$LIBS $LIBOGGFLAC_LIBS"
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AC_TRY_LINK([
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#include <stdio.h>
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#include <OggFLAC/stream_decoder.h>
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], [ return 0; ],
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[ echo "*** The test program compiled, but did not run. This usually means"
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echo "*** that the run-time linker is not finding libOggFLAC or finding the wrong"
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echo "*** version of libOggFLAC. If it is not finding libOggFLAC, you'll need to set your"
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echo "*** LD_LIBRARY_PATH environment variable, or edit /etc/ld.so.conf to point"
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echo "*** to the installed location Also, make sure you have run ldconfig if that"
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echo "*** is required on your system"
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echo "***"
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echo "*** If you have an old version installed, it is best to remove it, although"
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echo "*** you may also be able to get things to work by modifying LD_LIBRARY_PATH"],
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[ echo "*** The test program failed to compile or link. See the file config.log for the"
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echo "*** exact error that occured. This usually means libOggFLAC was incorrectly installed"
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echo "*** or that you have moved libOggFLAC since it was installed. In the latter case, you"
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echo "*** may want to edit the libOggFLAC-config script: $LIBOGGFLAC_CONFIG" ])
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CFLAGS="$ac_save_CFLAGS"
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LIBS="$ac_save_LIBS"
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fi
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LIBOGGFLAC_CFLAGS=""
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LIBOGGFLAC_LIBS=""
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ifelse([$2], , :, [$2])
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fi
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AC_SUBST(LIBOGGFLAC_CFLAGS)
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AC_SUBST(LIBOGGFLAC_LIBS)
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rm -f conf.libOggFLACtest
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])
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