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100 lines
3.5 KiB
Text
100 lines
3.5 KiB
Text
# Configure paths for libogg
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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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dnl XIPH_PATH_OGG([ACTION-IF-FOUND [, ACTION-IF-NOT-FOUND]])
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dnl Test for libogg, and define OGG_CFLAGS and OGG_LIBS
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dnl
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AC_DEFUN([XIPH_PATH_OGG],
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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(ogg,AS_HELP_STRING([--with-ogg=PFX], [prefix where libogg is installed (optional)]), ogg_prefix="$withval", ogg_prefix="")
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AC_ARG_WITH(ogg-libraries,AS_HELP_STRING([--with-ogg-libraries=DIR], [directory where libogg library is installed (optional)]), ogg_libraries="$withval", ogg_libraries="")
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AC_ARG_WITH(ogg-includes,AS_HELP_STRING([--with-ogg-includes=DIR], [directory where libogg header files are installed (optional)]), ogg_includes="$withval", ogg_includes="")
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AC_ARG_ENABLE(oggtest, AS_HELP_STRING([--disable-oggtest], [do not try to compile and run a test Ogg program]),, enable_oggtest=yes)
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if test "x$ogg_libraries" != "x" ; then
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OGG_LIBS="-L$ogg_libraries"
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elif test "x$ogg_prefix" != "x" ; then
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OGG_LIBS="-L$ogg_prefix/lib"
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elif test "x$prefix" != "xNONE" ; then
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OGG_LIBS="-L$prefix/lib"
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fi
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OGG_LIBS="$OGG_LIBS -logg"
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if test "x$ogg_includes" != "x" ; then
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OGG_CFLAGS="-I$ogg_includes"
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elif test "x$ogg_prefix" != "x" ; then
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OGG_CFLAGS="-I$ogg_prefix/include"
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elif test "x$prefix" != "xNONE"; then
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OGG_CFLAGS="-I$prefix/include"
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fi
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AC_MSG_CHECKING(for Ogg)
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no_ogg=""
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if test "x$enable_oggtest" = "xyes" ; then
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ac_save_CFLAGS="$CFLAGS"
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ac_save_LIBS="$LIBS"
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CFLAGS="$CFLAGS $OGG_CFLAGS"
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LIBS="$LIBS $OGG_LIBS"
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dnl
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dnl Now check if the installed Ogg is sufficiently new.
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dnl
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rm -f conf.oggtest
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AC_RUN_IFELSE([AC_LANG_SOURCE([[
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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 <ogg/ogg.h>
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int main ()
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{
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system("touch conf.oggtest");
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return 0;
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}
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]])],[],[no_ogg=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_ogg" = "x" ; then
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AC_MSG_RESULT(yes)
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ifelse([$1], , :, [$1])
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else
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AC_MSG_RESULT(no)
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if test -f conf.oggtest ; then
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:
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else
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echo "*** Could not run Ogg test program, checking why..."
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CFLAGS="$CFLAGS $OGG_CFLAGS"
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LIBS="$LIBS $OGG_LIBS"
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AC_LINK_IFELSE([AC_LANG_PROGRAM([[
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#include <stdio.h>
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#include <ogg/ogg.h>
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]], [[ return 0; ]])],[ echo "*** The test program compiled, but did not run. This usually means"
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echo "*** that the run-time linker is not finding Ogg or finding the wrong"
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echo "*** version of Ogg. If it is not finding Ogg, you'll need to set your"
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echo "*** LD_LIBRARY_PATH environment variable, or edit /etc/ld.so.conf to point"
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echo "*** to the installed location Also, make sure you have run ldconfig if that"
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echo "*** is required on your system"
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echo "***"
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echo "*** If you have an old version installed, it is best to remove it, although"
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echo "*** you may also be able to get things to work by modifying LD_LIBRARY_PATH"],[ echo "*** The test program failed to compile or link. See the file config.log for the"
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echo "*** exact error that occured. This usually means Ogg was incorrectly installed"
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echo "*** or that you have moved Ogg since it was installed." ])
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CFLAGS="$ac_save_CFLAGS"
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LIBS="$ac_save_LIBS"
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fi
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OGG_CFLAGS=""
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OGG_LIBS=""
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ifelse([$2], , :, [$2])
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fi
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AC_SUBST(OGG_CFLAGS)
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AC_SUBST(OGG_LIBS)
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rm -f conf.oggtest
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])
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