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121 lines
4.2 KiB
Text
121 lines
4.2 KiB
Text
# Configure paths for libvorbis
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# Jack Moffitt <jack@icecast.org> 10-21-2000
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# Shamelessly stolen from Owen Taylor and Manish Singh
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# thomasvs added check for vorbis_bitrate_addblock which is new in rc3
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dnl AM_PATH_VORBIS([ACTION-IF-FOUND [, ACTION-IF-NOT-FOUND]])
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dnl Test for libvorbis, and define VORBIS_CFLAGS and VORBIS_LIBS
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dnl
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AC_DEFUN(AM_PATH_VORBIS,
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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(vorbis,[ --with-vorbis=PFX Prefix where libvorbis is installed (optional)], vorbis_prefix="$withval", vorbis_prefix="")
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AC_ARG_WITH(vorbis-libraries,[ --with-vorbis-libraries=DIR Directory where libvorbis library is installed (optional)], vorbis_libraries="$withval", vorbis_libraries="")
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AC_ARG_WITH(vorbis-includes,[ --with-vorbis-includes=DIR Directory where libvorbis header files are installed (optional)], vorbis_includes="$withval", vorbis_includes="")
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AC_ARG_ENABLE(vorbistest, [ --disable-vorbistest Do not try to compile and run a test Vorbis program],, enable_vorbistest=yes)
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if test "x$vorbis_libraries" != "x" ; then
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VORBIS_LIBS="-L$vorbis_libraries"
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elif test "x$vorbis_prefix" != "x" ; then
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VORBIS_LIBS="-L$vorbis_prefix/lib"
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elif test "x$prefix" != "xNONE"; then
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VORBIS_LIBS="-L$prefix/lib"
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fi
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VORBIS_LIBS="$VORBIS_LIBS -lvorbis -lm"
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VORBISFILE_LIBS="-lvorbisfile"
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VORBISENC_LIBS="-lvorbisenc"
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if test "x$vorbis_includes" != "x" ; then
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VORBIS_CFLAGS="-I$vorbis_includes"
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elif test "x$vorbis_prefix" != "x" ; then
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VORBIS_CFLAGS="-I$vorbis_prefix/include"
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elif test "x$prefix" != "xNONE"; then
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VORBIS_CFLAGS="-I$prefix/include"
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fi
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AC_MSG_CHECKING(for Vorbis)
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no_vorbis=""
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if test "x$enable_vorbistest" = "xyes" ; then
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ac_save_CFLAGS="$CFLAGS"
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ac_save_LIBS="$LIBS"
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CFLAGS="$CFLAGS $VORBIS_CFLAGS $OGG_CFLAGS"
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LIBS="$LIBS $VORBIS_LIBS $VORBISENC_LIBS $OGG_LIBS"
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dnl
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dnl Now check if the installed Vorbis is sufficiently new.
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dnl
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rm -f conf.vorbistest
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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 <vorbis/codec.h>
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int main ()
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{
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vorbis_block vb;
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vorbis_dsp_state vd;
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vorbis_info vi;
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vorbis_info_init (&vi);
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vorbis_encode_init (&vi, 2, 44100, -1, 128, -1);
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vorbis_analysis_init (&vd, &vi);
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vorbis_block_init (&vd, &vb);
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/* this function was added in 1.0rc3, so this is what we're testing for */
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vorbis_bitrate_addblock (&vb);
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system("touch conf.vorbistest");
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return 0;
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}
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],, no_vorbis=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_vorbis" = "x" ; then
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AC_MSG_RESULT(yes)
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ifelse([$1], , :, [$1])
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else
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AC_MSG_RESULT(no)
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if test -f conf.vorbistest ; then
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:
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else
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echo "*** Could not run Vorbis test program, checking why..."
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CFLAGS="$CFLAGS $VORBIS_CFLAGS"
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LIBS="$LIBS $VORBIS_LIBS $OGG_LIBS"
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AC_TRY_LINK([
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#include <stdio.h>
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#include <vorbis/codec.h>
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], [ return 0; ],
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[ echo "*** The test program compiled, but did not run. This usually means"
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echo "*** that the run-time linker is not finding Vorbis or finding the wrong"
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echo "*** version of Vorbis. If it is not finding Vorbis, you'll need to set your"
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echo "*** LD_LIBRARY_PATH environment variable, or edit /etc/ld.so.conf to point"
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echo "*** to the installed location Also, make sure you have run ldconfig if that"
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echo "*** is required on your system"
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echo "***"
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echo "*** If you have an old version installed, it is best to remove it, although"
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echo "*** you may also be able to get things to work by modifying LD_LIBRARY_PATH"],
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[ echo "*** The test program failed to compile or link. See the file config.log for the"
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echo "*** exact error that occured. This usually means Vorbis was incorrectly installed"
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echo "*** or that you have moved Vorbis since it was installed." ])
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CFLAGS="$ac_save_CFLAGS"
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LIBS="$ac_save_LIBS"
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fi
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VORBIS_CFLAGS=""
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VORBIS_LIBS=""
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VORBISFILE_LIBS=""
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VORBISENC_LIBS=""
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ifelse([$2], , :, [$2])
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fi
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AC_SUBST(VORBIS_CFLAGS)
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AC_SUBST(VORBIS_LIBS)
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AC_SUBST(VORBISFILE_LIBS)
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AC_SUBST(VORBISENC_LIBS)
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rm -f conf.vorbistest
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])
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