xmms/gentoo-m4/vorbis.m4

# Configure paths for libvorbis
# Jack Moffitt <jack@icecast.org> 10-21-2000
# Shamelessly stolen from Owen Taylor and Manish Singh
# thomasvs added check for vorbis_bitrate_addblock which is new in rc3

dnl XIPH_PATH_VORBIS([ACTION-IF-FOUND [, ACTION-IF-NOT-FOUND]])
dnl Test for libvorbis, and define VORBIS_CFLAGS and VORBIS_LIBS
dnl
AC_DEFUN([XIPH_PATH_VORBIS],
[dnl 
dnl Get the cflags and libraries
dnl
AC_ARG_WITH(vorbis,[  --with-vorbis=PFX   Prefix where libvorbis is installed (optional)], vorbis_prefix="$withval", vorbis_prefix="")
AC_ARG_WITH(vorbis-libraries,[  --with-vorbis-libraries=DIR   Directory where libvorbis library is installed (optional)], vorbis_libraries="$withval", vorbis_libraries="")
AC_ARG_WITH(vorbis-includes,[  --with-vorbis-includes=DIR   Directory where libvorbis header files are installed (optional)], vorbis_includes="$withval", vorbis_includes="")
AC_ARG_ENABLE(vorbistest, [  --disable-vorbistest       Do not try to compile and run a test Vorbis program],, enable_vorbistest=yes)

  if test "x$vorbis_libraries" != "x" ; then
    VORBIS_LIBS="-L$vorbis_libraries"
  elif test "x$vorbis_prefix" != "x" ; then
    VORBIS_LIBS="-L$vorbis_prefix/lib"
  elif test "x$prefix" != "xNONE"; then
    VORBIS_LIBS="-L$prefix/lib"
  fi

  VORBIS_LIBS="$VORBIS_LIBS -lvorbis -lm"
  VORBISFILE_LIBS="-lvorbisfile"
  VORBISENC_LIBS="-lvorbisenc"

  if test "x$vorbis_includes" != "x" ; then
    VORBIS_CFLAGS="-I$vorbis_includes"
  elif test "x$vorbis_prefix" != "x" ; then
    VORBIS_CFLAGS="-I$vorbis_prefix/include"
  elif test "x$prefix" != "xNONE"; then
    VORBIS_CFLAGS="-I$prefix/include"
  fi


  AC_MSG_CHECKING(for Vorbis)
  no_vorbis=""


  if test "x$enable_vorbistest" = "xyes" ; then
    ac_save_CFLAGS="$CFLAGS"
    ac_save_LIBS="$LIBS"
    CFLAGS="$CFLAGS $VORBIS_CFLAGS $OGG_CFLAGS"
    LIBS="$LIBS $VORBIS_LIBS $VORBISENC_LIBS $OGG_LIBS"
dnl
dnl Now check if the installed Vorbis is sufficiently new.
dnl
      rm -f conf.vorbistest
      AC_TRY_RUN([
#include <stdio.h>
#include <stdlib.h>
#include <string.h>
#include <vorbis/codec.h>
#include <vorbis/vorbisenc.h>

int main ()
{
    vorbis_block 	vb;
    vorbis_dsp_state	vd;
    vorbis_info		vi;

    vorbis_info_init (&vi);
    vorbis_encode_init (&vi, 2, 44100, -1, 128000, -1);
    vorbis_analysis_init (&vd, &vi);
    vorbis_block_init (&vd, &vb);
    /* this function was added in 1.0rc3, so this is what we're testing for */
    vorbis_bitrate_addblock (&vb);

    system("touch conf.vorbistest");
    return 0;
}

],, no_vorbis=yes,[echo $ac_n "cross compiling; assumed OK... $ac_c"])
       CFLAGS="$ac_save_CFLAGS"
       LIBS="$ac_save_LIBS"
  fi

  if test "x$no_vorbis" = "x" ; then
     AC_MSG_RESULT(yes)
     ifelse([$1], , :, [$1])     
  else
     AC_MSG_RESULT(no)
     if test -f conf.vorbistest ; then
       :
     else
       echo "*** Could not run Vorbis test program, checking why..."
       CFLAGS="$CFLAGS $VORBIS_CFLAGS"
       LIBS="$LIBS $VORBIS_LIBS $OGG_LIBS"
       AC_TRY_LINK([
#include <stdio.h>
#include <vorbis/codec.h>
],     [ return 0; ],
       [ echo "*** The test program compiled, but did not run. This usually means"
       echo "*** that the run-time linker is not finding Vorbis or finding the wrong"
       echo "*** version of Vorbis. If it is not finding Vorbis, you'll need to set your"
       echo "*** LD_LIBRARY_PATH environment variable, or edit /etc/ld.so.conf to point"
       echo "*** to the installed location  Also, make sure you have run ldconfig if that"
       echo "*** is required on your system"
       echo "***"
       echo "*** If you have an old version installed, it is best to remove it, although"
       echo "*** you may also be able to get things to work by modifying LD_LIBRARY_PATH"],
       [ echo "*** The test program failed to compile or link. See the file config.log for the"
       echo "*** exact error that occured. This usually means Vorbis was incorrectly installed"
       echo "*** or that you have moved Vorbis since it was installed." ])
       CFLAGS="$ac_save_CFLAGS"
       LIBS="$ac_save_LIBS"
     fi
     VORBIS_CFLAGS=""
     VORBIS_LIBS=""
     VORBISFILE_LIBS=""
     VORBISENC_LIBS=""
     ifelse([$2], , :, [$2])
  fi
  AC_SUBST(VORBIS_CFLAGS)
  AC_SUBST(VORBIS_LIBS)
  AC_SUBST(VORBISFILE_LIBS)
  AC_SUBST(VORBISENC_LIBS)
  rm -f conf.vorbistest
])
1	niro	153	# Configure paths for libvorbis
2			# Jack Moffitt <jack@icecast.org> 10-21-2000
3			# Shamelessly stolen from Owen Taylor and Manish Singh
4			# thomasvs added check for vorbis_bitrate_addblock which is new in rc3
5
6			dnl XIPH_PATH_VORBIS([ACTION-IF-FOUND [, ACTION-IF-NOT-FOUND]])
7			dnl Test for libvorbis, and define VORBIS_CFLAGS and VORBIS_LIBS
8			dnl
9			AC_DEFUN([XIPH_PATH_VORBIS],
10			[dnl
11			dnl Get the cflags and libraries
12			dnl
13			AC_ARG_WITH(vorbis,[ --with-vorbis=PFX Prefix where libvorbis is installed (optional)], vorbis_prefix="$withval", vorbis_prefix="")
14			AC_ARG_WITH(vorbis-libraries,[ --with-vorbis-libraries=DIR Directory where libvorbis library is installed (optional)], vorbis_libraries="$withval", vorbis_libraries="")
15			AC_ARG_WITH(vorbis-includes,[ --with-vorbis-includes=DIR Directory where libvorbis header files are installed (optional)], vorbis_includes="$withval", vorbis_includes="")
16			AC_ARG_ENABLE(vorbistest, [ --disable-vorbistest Do not try to compile and run a test Vorbis program],, enable_vorbistest=yes)
17
18			if test "x$vorbis_libraries" != "x" ; then
19			VORBIS_LIBS="-L$vorbis_libraries"
20			elif test "x$vorbis_prefix" != "x" ; then
21			VORBIS_LIBS="-L$vorbis_prefix/lib"
22			elif test "x$prefix" != "xNONE"; then
23			VORBIS_LIBS="-L$prefix/lib"
24			fi
25
26			VORBIS_LIBS="$VORBIS_LIBS -lvorbis -lm"
27			VORBISFILE_LIBS="-lvorbisfile"
28			VORBISENC_LIBS="-lvorbisenc"
29
30			if test "x$vorbis_includes" != "x" ; then
31			VORBIS_CFLAGS="-I$vorbis_includes"
32			elif test "x$vorbis_prefix" != "x" ; then
33			VORBIS_CFLAGS="-I$vorbis_prefix/include"
34			elif test "x$prefix" != "xNONE"; then
35			VORBIS_CFLAGS="-I$prefix/include"
36			fi
37
38
39			AC_MSG_CHECKING(for Vorbis)
40			no_vorbis=""
41
42
43			if test "x$enable_vorbistest" = "xyes" ; then
44			ac_save_CFLAGS="$CFLAGS"
45			ac_save_LIBS="$LIBS"
46			CFLAGS="$CFLAGS $VORBIS_CFLAGS $OGG_CFLAGS"
47			LIBS="$LIBS $VORBIS_LIBS $VORBISENC_LIBS $OGG_LIBS"
48			dnl
49			dnl Now check if the installed Vorbis is sufficiently new.
50			dnl
51			rm -f conf.vorbistest
52			AC_TRY_RUN([
53			#include <stdio.h>
54			#include <stdlib.h>
55			#include <string.h>
56			#include <vorbis/codec.h>
57			#include <vorbis/vorbisenc.h>
58
59			int main ()
60			{
61			vorbis_block vb;
62			vorbis_dsp_state vd;
63			vorbis_info vi;
64
65			vorbis_info_init (&vi);
66			vorbis_encode_init (&vi, 2, 44100, -1, 128000, -1);
67			vorbis_analysis_init (&vd, &vi);
68			vorbis_block_init (&vd, &vb);
69			/* this function was added in 1.0rc3, so this is what we're testing for */
70			vorbis_bitrate_addblock (&vb);
71
72			system("touch conf.vorbistest");
73			return 0;
74			}
75
76			],, no_vorbis=yes,[echo $ac_n "cross compiling; assumed OK... $ac_c"])
77			CFLAGS="$ac_save_CFLAGS"
78			LIBS="$ac_save_LIBS"
79			fi
80
81			if test "x$no_vorbis" = "x" ; then
82			AC_MSG_RESULT(yes)
83			ifelse([$1], , :, [$1])
84			else
85			AC_MSG_RESULT(no)
86			if test -f conf.vorbistest ; then
87			:
88			else
89			echo "*** Could not run Vorbis test program, checking why..."
90			CFLAGS="$CFLAGS $VORBIS_CFLAGS"
91			LIBS="$LIBS $VORBIS_LIBS $OGG_LIBS"
92			AC_TRY_LINK([
93			#include <stdio.h>
94			#include <vorbis/codec.h>
95			], [ return 0; ],
96			[ echo "*** The test program compiled, but did not run. This usually means"
97			echo "*** that the run-time linker is not finding Vorbis or finding the wrong"
98			echo "*** version of Vorbis. If it is not finding Vorbis, you'll need to set your"
99			echo "*** LD_LIBRARY_PATH environment variable, or edit /etc/ld.so.conf to point"
100			echo "*** to the installed location Also, make sure you have run ldconfig if that"
101			echo "*** is required on your system"
102			echo "***"
103			echo "*** If you have an old version installed, it is best to remove it, although"
104			echo "*** you may also be able to get things to work by modifying LD_LIBRARY_PATH"],
105			[ echo "*** The test program failed to compile or link. See the file config.log for the"
106			echo "*** exact error that occured. This usually means Vorbis was incorrectly installed"
107			echo "*** or that you have moved Vorbis since it was installed." ])
108			CFLAGS="$ac_save_CFLAGS"
109			LIBS="$ac_save_LIBS"
110			fi
111			VORBIS_CFLAGS=""
112			VORBIS_LIBS=""
113			VORBISFILE_LIBS=""
114			VORBISENC_LIBS=""
115			ifelse([$2], , :, [$2])
116			fi
117			AC_SUBST(VORBIS_CFLAGS)
118			AC_SUBST(VORBIS_LIBS)
119			AC_SUBST(VORBISFILE_LIBS)
120			AC_SUBST(VORBISENC_LIBS)
121			rm -f conf.vorbistest
122			])