1# Configure paths for libvorbis 2# Jack Moffitt <jack@icecast.org> 10-21-2000 3# updated by Karl Heyes 31-Mar-2003 4# Shamelessly stolen from Owen Taylor and Manish Singh 5 6dnl XIPH_PATH_VORBIS([ACTION-IF-FOUND [, ACTION-IF-NOT-FOUND]]) 7dnl Test for libvorbis, and define VORBIS_CFLAGS VORBIS_LIBS 8dnl VORBIS_VORBISENC_LIBS VORBIS_VORBISFILE_LIBS VORBIS_LDFLAGS 9dnl 10 11AC_DEFUN([XIPH_PATH_VORBIS], 12[dnl 13AC_REQUIRE([XIPH_PATH_OGG]) 14 15dnl Get the cflags and libraries for vorbis 16dnl 17AC_ARG_VAR([VORBIS_PREFIX],[path to vorbis installation]) 18AC_ARG_WITH(vorbis, 19 AC_HELP_STRING([--with-vorbis=PREFIX], 20 [Prefix where libvorbis is installed (optional)]), 21 vorbis_prefix="$withval", 22 vorbis_prefix="$VORBIS_PREFIX" 23 ) 24if test "x$vorbis_prefix" = "x" -o "x$vorbis_prefix" = "xyes"; then 25 if test "x$prefix" = "xNONE"; then 26 vorbis_prefix="/usr/local" 27 else 28 vorbis_prefix="$prefix" 29 fi 30fi 31 32VORBIS_CFLAGS="$OGG_CFLAGS" 33VORBIS_LDFLAGS="$OGG_LDFLAGS" 34if test "x$vorbis_prefix" != "x$ogg_prefix"; then 35 XIPH_GCC_WARNING(-I"$vorbis_prefix/include",, 36 [VORBIS_CFLAGS="$VORBIS_CFLAGS -I$vorbis_prefix/include" 37 VORBIS_LDFLAGS="-L$vorbis_prefix/lib $VORBIS_LDFLAGS" 38 ]) 39fi 40 41VORBIS_LIBS="-lvorbis" 42VORBISFILE_LIBS="-lvorbisfile" 43VORBISENC_LIBS="-lvorbisenc" 44 45xt_save_LIBS="$LIBS" 46xt_save_LDFLAGS="$LDFLAGS" 47xt_save_CPPFLAGS="$CPPFLAGS" 48CPPFLAGS="$CPPFLAGS $VORBIS_CFLAGS" 49LDFLAGS="$LDFLAGS $VORBIS_LDFLAGS" 50LIBS="$LIBS $VORBIS_LIBS" 51xt_lib_vorbis="not found" 52AC_MSG_CHECKING([for libvorbis]) 53AC_TRY_LINK_FUNC(ogg_stream_init, [xt_lib_vorbis=ok], 54 [LIBS="$LIBS $OGG_LIBS -lm" 55 AC_TRY_LINK_FUNC(vorbis_info_init, 56 [xt_lib_vorbis=ok 57 VORBIS_LIBS="$VORBIS_LIBS $OGG_LIBS -lm"], 58 ) 59 ]) 60 61if test "x$xt_lib_vorbis" = "xok"; then 62# 63# Now check if the installed Vorbis is sufficiently new. 64# 65AC_COMPILE_IFELSE([AC_LANG_PROGRAM([ 66#include <vorbis/codec.h> 67#include <vorbis/vorbisenc.h> 68 ], [ 69struct ovectl_ratemanage_arg a; 70])],,[xt_lib_vorbis="old version found"]) 71AC_MSG_RESULT([$xt_lib_vorbis]) 72fi 73CPPFLAGS="$xt_save_CPPFLAGS" 74LIBS="$xt_save_LIBS" 75LDFLAGS="$xt_save_LDFLAGS" 76 77if test "x$xt_lib_vorbis" = "xok"; then 78 ifelse([$1], ,[:], [$1]) 79else 80 VORBIS_CFLAGS="" 81 VORBIS_LDFLAGS="" 82 VORBIS_LIBS="" 83 VORBISFILE_LIBS="" 84 VORBISENC_LIBS="" 85 ifelse([$2], ,, [$2]) 86fi 87AC_SUBST(VORBIS_CFLAGS) 88AC_SUBST(VORBIS_LDFLAGS) 89AC_SUBST(VORBIS_LIBS) 90AC_SUBST(VORBISFILE_LIBS) 91AC_SUBST(VORBISENC_LIBS) 92]) 93