--- /dev/null

+++ m4/esd.m4

@@ -0,0 +1,194 @@

+# Configure paths for ESD

+# Manish Singh    98-9-30

+# stolen back from Frank Belew

+# stolen from Manish Singh

+# Shamelessly stolen from Owen Taylor

+

+dnl AM_PATH_ESD([MINIMUM-VERSION, [ACTION-IF-FOUND [, ACTION-IF-NOT-FOUND]]])

+dnl Test for ESD, and define ESD_CFLAGS and ESD_LIBS

+dnl

+AC_DEFUN([AM_PATH_ESD],

+[dnl 

+dnl Get the cflags and libraries from the esd-config script

+dnl

+AC_ARG_WITH(esd-prefix,[  --with-esd-prefix=PFX   Prefix where ESD is installed (optional)],

+            esd_prefix="$withval", esd_prefix="")

+AC_ARG_WITH(esd-exec-prefix,[  --with-esd-exec-prefix=PFX Exec prefix where ESD is installed (optional)],

+            esd_exec_prefix="$withval", esd_exec_prefix="")

+AC_ARG_ENABLE(esdtest, [  --disable-esdtest       Do not try to compile and run a test ESD program],

+		    , enable_esdtest=yes)

+

+  if test x$esd_exec_prefix != x ; then

+     esd_args="$esd_args --exec-prefix=$esd_exec_prefix"

+     if test x${ESD_CONFIG+set} != xset ; then

+        ESD_CONFIG=$esd_exec_prefix/bin/esd-config

+     fi

+  fi

+  if test x$esd_prefix != x ; then

+     esd_args="$esd_args --prefix=$esd_prefix"

+     if test x${ESD_CONFIG+set} != xset ; then

+        ESD_CONFIG=$esd_prefix/bin/esd-config

+     fi

+  fi

+

+  AC_PATH_PROG(ESD_CONFIG, esd-config, no)

+  min_esd_version=ifelse([$1], ,0.2.7,$1)

+  AC_MSG_CHECKING(for ESD - version >= $min_esd_version)

+  no_esd=""

+  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`

+

+    esd_major_version=`$ESD_CONFIG $esd_args --version | \

+           sed 's/\([[0-9]]*\).\([[0-9]]*\).\([[0-9]]*\)/\1/'`

+    esd_minor_version=`$ESD_CONFIG $esd_args --version | \

+           sed 's/\([[0-9]]*\).\([[0-9]]*\).\([[0-9]]*\)/\2/'`

+    esd_micro_version=`$ESD_CONFIG $esd_config_args --version | \

+           sed 's/\([[0-9]]*\).\([[0-9]]*\).\([[0-9]]*\)/\3/'`

+    if test "x$enable_esdtest" = "xyes" ; then

+      ac_save_CFLAGS="$CFLAGS"

+      ac_save_LIBS="$LIBS"

+      CFLAGS="$CFLAGS $ESD_CFLAGS"

+      LIBS="$LIBS $ESD_LIBS"

+dnl

+dnl Now check if the installed ESD is sufficiently new. (Also sanity

+dnl checks the results of esd-config to some extent

+dnl

+      rm -f conf.esdtest

+      AC_TRY_RUN([

+#include <stdio.h>

+#include <stdlib.h>

+#include <string.h>

+#include <esd.h>

+

+char*

+my_strdup (char *str)

+{

+  char *new_str;

+  

+  if (str)

+    {

+      new_str = malloc ((strlen (str) + 1) * sizeof(char));

+      strcpy (new_str, str);

+    }

+  else

+    new_str = NULL;

+  

+  return new_str;

+}

+

+int main ()

+{

+  int major, minor, micro;

+  char *tmp_version;

+

+  system ("touch conf.esdtest");

+

+  /* HP/UX 9 (%@#!) writes to sscanf strings */

+  tmp_version = my_strdup("$min_esd_version");

+  if (sscanf(tmp_version, "%d.%d.%d", &major, &minor, &micro) != 3) {

+     printf("%s, bad version string\n", "$min_esd_version");

+     exit(1);

+   }

+

+   if (($esd_major_version > major) ||

+      (($esd_major_version == major) && ($esd_minor_version > minor)) ||

+      (($esd_major_version == major) && ($esd_minor_version == minor) && ($esd_micro_version >= micro)))

+    {

+      return 0;

+    }

+  else

+    {

+      printf("\n*** 'esd-config --version' returned %d.%d.%d, but the minimum version\n", $esd_major_version, $esd_minor_version, $esd_micro_version);

+      printf("*** of ESD required is %d.%d.%d. If esd-config is correct, then it is\n", major, minor, micro);

+      printf("*** best to upgrade to the required version.\n");

+      printf("*** If esd-config was wrong, set the environment variable ESD_CONFIG\n");

+      printf("*** to point to the correct copy of esd-config, and remove the file\n");

+      printf("*** config.cache before re-running configure\n");

+      return 1;

+    }

+}

+

+],, 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

+     AC_MSG_RESULT(yes)

+     ifelse([$2], , :, [$2])     

+  else

+     AC_MSG_RESULT(no)

+     if test "$ESD_CONFIG" = "no" ; then

+       echo "*** The esd-config script installed by ESD could not be found"

+       echo "*** If ESD was installed in PREFIX, make sure PREFIX/bin is in"

+       echo "*** your path, or set the ESD_CONFIG environment variable to the"

+       echo "*** full path to esd-config."

+     else

+       if test -f conf.esdtest ; then

+        :

+       else

+          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>

+],      [ return 0; ],

+        [ echo "*** The test program compiled, but did not run. This usually means"

+          echo "*** that the run-time linker is not finding ESD or finding the wrong"

+          echo "*** version of ESD. If it is not finding ESD, 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 ESD was incorrectly installed"

+          echo "*** or that you have moved ESD since it was installed. In the latter case, you"

+          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=""

+     ESD_LIBS=""

+     ifelse([$3], , :, [$3])

+  fi

+  AC_SUBST(ESD_CFLAGS)

+  AC_SUBST(ESD_LIBS)

+  rm -f conf.esdtest

+])

+

+dnl AM_ESD_SUPPORTS_MULTIPLE_RECORD([ACTION-IF-SUPPORTS [, ACTION-IF-NOT-SUPPORTS]])

+dnl Test, whether esd supports multiple recording clients (version >=0.2.21)

+dnl

+AC_DEFUN([AM_ESD_SUPPORTS_MULTIPLE_RECORD],

+[dnl

+  AC_MSG_NOTICE([whether installed esd version supports multiple recording clients])

+  ac_save_ESD_CFLAGS="$ESD_CFLAGS"

+  ac_save_ESD_LIBS="$ESD_LIBS"

+  AM_PATH_ESD(0.2.21,

+    ifelse([$1], , [

+      AM_CONDITIONAL(ESD_SUPPORTS_MULTIPLE_RECORD, true)

+      AC_DEFINE(ESD_SUPPORTS_MULTIPLE_RECORD, 1,

+	[Define if you have esound with support of multiple recording clients.])],

+    [$1]),

+    ifelse([$2], , [AM_CONDITIONAL(ESD_SUPPORTS_MULTIPLE_RECORD, false)], [$2])

+    if test "x$ac_save_ESD_CFLAGS" != x ; then

+       ESD_CFLAGS="$ac_save_ESD_CFLAGS"

+    fi

+    if test "x$ac_save_ESD_LIBS" != x ; then

+       ESD_LIBS="$ac_save_ESD_LIBS"

+    fi

+  )

+])