update esound, gconf, alsa and ogg m4 files from upstream versions

Original commit message from CVS:
update esound, gconf, alsa and ogg m4 files from upstream versions

4 files changed, 26 insertions, 9 deletions

diff --git a/m4/esd.m4 b/m4/esd.m4
index c6286c075..1812fd027 100644
--- a/m4/esd.m4
+++ b/m4/esd.m4
@@ -46,6 +46,8 @@ AC_ARG_ENABLE(esdtest,
   if test "$ESD_CONFIG" = "no" ; then
     no_esd=yes
   else
+    AC_LANG_SAVE
+    AC_LANG_C
     ESD_CFLAGS=`$ESD_CONFIG $esdconf_args --cflags`
     ESD_LIBS=`$ESD_CONFIG $esdconf_args --libs`
 
@@ -122,6 +124,7 @@ int main ()
 ],, no_esd=yes,[echo $ac_n "cross compiling; assumed OK... $ac_c"])
        CFLAGS="$ac_save_CFLAGS"
        LIBS="$ac_save_LIBS"
+       AC_LANG_RESTORE
      fi
   fi
   if test "x$no_esd" = x ; then
@@ -141,6 +144,8 @@ int main ()
           echo "*** Could not run ESD test program, checking why..."
           CFLAGS="$CFLAGS $ESD_CFLAGS"
           LIBS="$LIBS $ESD_LIBS"
+          AC_LANG_SAVE
+          AC_LANG_C
           AC_TRY_LINK([
 #include <stdio.h>
 #include <esd.h>
@@ -160,6 +165,7 @@ int main ()
           echo "*** may want to edit the esd-config script: $ESD_CONFIG" ])
           CFLAGS="$ac_save_CFLAGS"
           LIBS="$ac_save_LIBS"
+          AC_LANG_RESTORE
        fi
      fi
      ESD_CFLAGS=""
diff --git a/m4/gconf-2.m4 b/m4/gconf-2.m4
index e1ccc5a2d..088c93f9a 100644
--- a/m4/gconf-2.m4
+++ b/m4/gconf-2.m4
@@ -20,9 +20,7 @@ AC_DEFUN([AM_GCONF_SOURCE_2],
   AC_MSG_RESULT([Using config source $GCONF_SCHEMA_CONFIG_SOURCE for schema installation])
 
   if test "x$GCONF_SCHEMA_FILE_DIR" = "x"; then
-    GCONF_SCHEMA_FILE_DIR='$(sysconfdir)/gconf/schemas/'
-  else
-    GCONF_SCHEMA_FILE_DIR=$GCONF_SCHEMA_FILE_DIR
+    GCONF_SCHEMA_FILE_DIR='$(sysconfdir)/gconf/schemas'
   fi
 
   AC_ARG_WITH(gconf-schema-file-dir, 
@@ -30,4 +28,13 @@ AC_DEFUN([AM_GCONF_SOURCE_2],
 
   AC_SUBST(GCONF_SCHEMA_FILE_DIR)
   AC_MSG_RESULT([Using $GCONF_SCHEMA_FILE_DIR as install directory for schema files])
+
+  AC_ARG_ENABLE(schemas-install,
+     [  --disable-schemas-install	Disable the schemas installation],
+     [case "${enableval}" in
+       yes) schemas_install=true ;;
+       no)  schemas_install=false ;;
+       *) AC_MSG_ERROR(bad value ${enableval} for --disable-schemas-install) ;;
+     esac],[schemas_install=true])
+     AM_CONDITIONAL(GCONF_SCHEMAS_INSTALL, test x$schemas_install = xtrue)
 ])
diff --git a/m4/gst-alsa.m4 b/m4/gst-alsa.m4
index bb69c924c..4141d0664 100644
--- a/m4/gst-alsa.m4
+++ b/m4/gst-alsa.m4
@@ -2,12 +2,12 @@ dnl Configure Paths for Alsa
 dnl Some modifications by Richard Boulton <richard-alsa@tartarus.org>
 dnl Christopher Lansdown <lansdoct@cs.alfred.edu>
 dnl Jaroslav Kysela <perex@suse.cz>
-dnl Last modification: 07/01/2001
+dnl Last modification: alsa.m4,v 1.23 2004/01/16 18:14:22 tiwai Exp
 dnl AM_PATH_ALSA([MINIMUM-VERSION [, ACTION-IF-FOUND [, ACTION-IF-NOT-FOUND]]])
 dnl Test for libasound, and define ALSA_CFLAGS and ALSA_LIBS as appropriate.
 dnl enables arguments --with-alsa-prefix=
 dnl                   --with-alsa-enc-prefix=
-dnl                   --disable-alsatest  (this has no effect, as yet)
+dnl                   --disable-alsatest
 dnl
 dnl For backwards compatibility, if ACTION_IF_NOT_FOUND is not specified,
 dnl and the alsa libraries are not found, a fatal AC_MSG_ERROR() will result.
@@ -54,9 +54,10 @@ if test "$alsa_prefix" != "" ; then
 fi
 
 dnl add the alsa library
-ALSA_LIBS="$ALSA_LIBS -lasound -lm -ldl"
+ALSA_LIBS="$ALSA_LIBS -lasound -lm -ldl -lpthread"
 LIBS=`echo $LIBS | sed 's/-lm//'`
 LIBS=`echo $LIBS | sed 's/-ldl//'`
+LIBS=`echo $LIBS | sed 's/-lpthread//'`
 LIBS=`echo $LIBS | sed 's/  //'`
 LIBS="$ALSA_LIBS $LIBS"
 AC_MSG_RESULT($ALSA_LIBS)
@@ -75,7 +76,7 @@ no_alsa=""
 AC_LANG_SAVE
 AC_LANG_C
 AC_TRY_COMPILE([
-#include <sys/asoundlib.h>
+#include <alsa/asoundlib.h>
 ], [
 void main(void)
 {
@@ -120,10 +121,12 @@ exit(0);
 AC_LANG_RESTORE
 
 dnl Now that we know that we have the right version, let's see if we have the library and not just the headers.
-AC_CHECK_LIB([asound], [snd_seq_create_event],,
+if test "x$enable_alsatest" = "xyes"; then
+AC_CHECK_LIB([asound], [snd_ctl_open],,
 	[ifelse([$3], , [AC_MSG_ERROR(No linkable libasound was found.)])
 	 alsa_found=no]
 )
+fi
 
 if test "x$alsa_found" = "xyes" ; then
    ifelse([$2], , :, [$2])
@@ -144,3 +147,4 @@ dnl That should be it.  Now just export out symbols:
 AC_SUBST(ALSA_CFLAGS)
 AC_SUBST(ALSA_LIBS)
 ])
+
diff --git a/m4/ogg.m4 b/m4/ogg.m4
index 91c823686..0e1f1abf5 100644
--- a/m4/ogg.m4
+++ b/m4/ogg.m4
@@ -28,7 +28,7 @@ AC_ARG_ENABLE(oggtest, [  --disable-oggtest       Do not try to compile and run
     OGG_CFLAGS="-I$ogg_includes"
   elif test "x$ogg_prefix" != "x" ; then
     OGG_CFLAGS="-I$ogg_prefix/include"
-  elif test "$prefix" != "xNONE"; then
+  elif test "x$prefix" != "xNONE"; then
     OGG_CFLAGS="-I$prefix/include"
   fi