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# Configure paths for libvorbis
# Jack Moffitt <jack@icecast.org> 10-21-2000
# updated by Karl Heyes 31-Mar-2003
# Shamelessly stolen from Owen Taylor and Manish Singh
dnl XIPH_PATH_VORBIS([ACTION-IF-FOUND [, ACTION-IF-NOT-FOUND]])
dnl Test for libvorbis, and define VORBIS_CFLAGS VORBIS_LIBS
dnl VORBIS_VORBISENC_LIBS VORBIS_VORBISFILE_LIBS VORBIS_LDFLAGS
dnl
AC_DEFUN([XIPH_PATH_VORBIS],
[dnl
AC_REQUIRE([XIPH_PATH_OGG])
dnl Get the cflags and libraries for vorbis
dnl
AC_ARG_VAR([VORBIS_PREFIX],[path to vorbis installation])
AC_ARG_WITH(vorbis,
AC_HELP_STRING([--with-vorbis=PREFIX],
[Prefix where libvorbis is installed (optional)]),
vorbis_prefix="$withval",
vorbis_prefix="$VORBIS_PREFIX"
)
if test "x$vorbis_prefix" = "x" -o "x$vorbis_prefix" = "xyes"; then
if test "x$prefix" = "xNONE"; then
vorbis_prefix="/usr/local"
else
vorbis_prefix="$prefix"
fi
fi
VORBIS_CFLAGS="$OGG_CFLAGS"
VORBIS_LDFLAGS="$OGG_LDFLAGS"
if test "x$vorbis_prefix" != "x$ogg_prefix"; then
XIPH_GCC_WARNING(-I"$vorbis_prefix/include",,
[VORBIS_CFLAGS="$VORBIS_CFLAGS -I$vorbis_prefix/include"
VORBIS_LDFLAGS="-L$vorbis_prefix/lib $VORBIS_LDFLAGS"
])
fi
VORBIS_LIBS="-lvorbis"
VORBISFILE_LIBS="-lvorbisfile"
VORBISENC_LIBS="-lvorbisenc"
xt_save_LIBS="$LIBS"
xt_save_LDFLAGS="$LDFLAGS"
xt_save_CPPFLAGS="$CPPFLAGS"
CPPFLAGS="$CPPFLAGS $VORBIS_CFLAGS"
LDFLAGS="$LDFLAGS $VORBIS_LDFLAGS"
LIBS="$LIBS $VORBIS_LIBS"
xt_lib_vorbis="not found"
AC_MSG_CHECKING([for libvorbis])
AC_TRY_LINK_FUNC(ogg_stream_init, [xt_lib_vorbis=ok],
[LIBS="$LIBS $OGG_LIBS -lm"
AC_TRY_LINK_FUNC(vorbis_info_init,
[xt_lib_vorbis=ok
VORBIS_LIBS="$VORBIS_LIBS $OGG_LIBS -lm"],
)
])
if test "x$xt_lib_vorbis" = "xok"; then
#
# Now check if the installed Vorbis is sufficiently new.
#
AC_COMPILE_IFELSE([AC_LANG_PROGRAM([
#include <vorbis/codec.h>
#include <vorbis/vorbisenc.h>
], [
struct ovectl_ratemanage_arg a;
])],,[xt_lib_vorbis="old version found"])
AC_MSG_RESULT([$xt_lib_vorbis])
fi
CPPFLAGS="$xt_save_CPPFLAGS"
LIBS="$xt_save_LIBS"
LDFLAGS="$xt_save_LDFLAGS"
if test "x$xt_lib_vorbis" = "xok"; then
ifelse([$1], ,[:], [$1])
else
VORBIS_CFLAGS=""
VORBIS_LDFLAGS=""
VORBIS_LIBS=""
VORBISFILE_LIBS=""
VORBISENC_LIBS=""
ifelse([$2], ,, [$2])
fi
AC_SUBST(VORBIS_CFLAGS)
AC_SUBST(VORBIS_LDFLAGS)
AC_SUBST(VORBIS_LIBS)
AC_SUBST(VORBISFILE_LIBS)
AC_SUBST(VORBISENC_LIBS)
])
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