acinclude.m4
changeset 0 74212992fb08
child 1 cf2af46e9e2a
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/acinclude.m4	Thu Apr 26 16:45:43 2001 +0000
@@ -0,0 +1,619 @@
+# Local macros for the SDL configure.in script
+
+dnl Function to link an architecture specific file
+dnl LINK_ARCH_SRC(source_dir, arch, source_file)
+AC_DEFUN(COPY_ARCH_SRC,
+[
+  echo "Copying $1/$2/$3 -> $1/$3"
+  old="$srcdir/$1/$2/$3"
+  new="$srcdir/$1/$3"
+  cat >$new <<__EOF__
+/* WARNING:  This file was automatically generated!
+ * Original: $old
+ */
+__EOF__
+  cat >>$new <$old
+])
+
+#
+# --- esd.m4 ---
+#
+# Configure paths for ESD
+# Manish Singh    98-9-30
+# stolen back from Frank Belew
+# stolen from Manish Singh
+# Shamelessly stolen from Owen Taylor
+
+dnl AM_PATH_ESD([MINIMUM-VERSION, [ACTION-IF-FOUND [, ACTION-IF-NOT-FOUND]]])
+dnl Test for ESD, and define ESD_CFLAGS and ESD_LIBS
+dnl
+AC_DEFUN(AM_PATH_ESD,
+[dnl 
+dnl Get the cflags and libraries from the esd-config script
+dnl
+AC_ARG_WITH(esd-prefix,[  --with-esd-prefix=PFX   Prefix where ESD is installed (optional)],
+            esd_prefix="$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
+    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="$ac_save_LIBS"
+     fi
+  fi
+  if test "x$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_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"
+       fi
+     fi
+     ESD_CFLAGS=""
+     ESD_LIBS=""
+     ifelse([$3], , :, [$3])
+  fi
+  AC_SUBST(ESD_CFLAGS)
+  AC_SUBST(ESD_LIBS)
+  rm -f conf.esdtest
+])
+
+## libtool.m4 - Configure libtool for the target system. -*-Shell-script-*-
+## Copyright (C) 1996-1999, 2000 Free Software Foundation, Inc.
+## Originally by Gordon Matzigkeit <gord@gnu.ai.mit.edu>, 1996
+##
+## This program is free software; you can redistribute it and/or modify
+## it under the terms of the GNU General Public License as published by
+## the Free Software Foundation; either version 2 of the License, or
+## (at your option) any later version.
+##
+## This program is distributed in the hope that it will be useful, but
+## WITHOUT ANY WARRANTY; without even the implied warranty of
+## MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
+## General Public License for more details.
+##
+## You should have received a copy of the GNU General Public License
+## along with this program; if not, write to the Free Software
+## Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
+##
+## As a special exception to the GNU General Public License, if you
+## distribute this file as part of a program that contains a
+## configuration script generated by Autoconf, you may include it under
+## the same distribution terms that you use for the rest of that program.
+
+# serial 40 AC_PROG_LIBTOOL
+AC_DEFUN(AC_PROG_LIBTOOL,
+[AC_REQUIRE([AC_LIBTOOL_SETUP])dnl
+
+# Save cache, so that ltconfig can load it
+AC_CACHE_SAVE
+
+# Actually configure libtool.  ac_aux_dir is where install-sh is found.
+CC="$CC" CFLAGS="$CFLAGS" CPPFLAGS="$CPPFLAGS" \
+LD="$LD" LDFLAGS="$LDFLAGS" LIBS="$LIBS" \
+LN_S="$LN_S" NM="$NM" RANLIB="$RANLIB" \
+DLLTOOL="$DLLTOOL" AS="$AS" OBJDUMP="$OBJDUMP" \
+${CONFIG_SHELL-/bin/sh} $ac_aux_dir/ltconfig --no-reexec \
+$libtool_flags --no-verify $ac_aux_dir/ltmain.sh $lt_target \
+|| AC_MSG_ERROR([libtool configure failed])
+
+# Reload cache, that may have been modified by ltconfig
+AC_CACHE_LOAD
+
+# This can be used to rebuild libtool when needed
+LIBTOOL_DEPS="$ac_aux_dir/ltconfig $ac_aux_dir/ltmain.sh"
+
+# Always use our own libtool.
+LIBTOOL='$(SHELL) $(top_builddir)/libtool'
+AC_SUBST(LIBTOOL)dnl
+
+# Redirect the config.log output again, so that the ltconfig log is not
+# clobbered by the next message.
+exec 5>>./config.log
+])
+
+AC_DEFUN(AC_LIBTOOL_SETUP,
+[AC_PREREQ(2.13)dnl
+AC_REQUIRE([AC_ENABLE_SHARED])dnl
+AC_REQUIRE([AC_ENABLE_STATIC])dnl
+AC_REQUIRE([AC_ENABLE_FAST_INSTALL])dnl
+AC_REQUIRE([AC_CANONICAL_HOST])dnl
+AC_REQUIRE([AC_CANONICAL_BUILD])dnl
+AC_REQUIRE([AC_PROG_RANLIB])dnl
+AC_REQUIRE([AC_PROG_CC])dnl
+AC_REQUIRE([AC_PROG_LD])dnl
+AC_REQUIRE([AC_PROG_NM])dnl
+AC_REQUIRE([AC_PROG_LN_S])dnl
+dnl
+
+case "$target" in
+NONE) lt_target="$host" ;;
+*) lt_target="$target" ;;
+esac
+
+# Check for any special flags to pass to ltconfig.
+libtool_flags="--cache-file=$cache_file"
+test "$enable_shared" = no && libtool_flags="$libtool_flags --disable-shared"
+test "$enable_static" = no && libtool_flags="$libtool_flags --disable-static"
+test "$enable_fast_install" = no && libtool_flags="$libtool_flags --disable-fast-install"
+test "$ac_cv_prog_gcc" = yes && libtool_flags="$libtool_flags --with-gcc"
+test "$ac_cv_prog_gnu_ld" = yes && libtool_flags="$libtool_flags --with-gnu-ld"
+ifdef([AC_PROVIDE_AC_LIBTOOL_DLOPEN],
+[libtool_flags="$libtool_flags --enable-dlopen"])
+ifdef([AC_PROVIDE_AC_LIBTOOL_WIN32_DLL],
+[libtool_flags="$libtool_flags --enable-win32-dll"])
+AC_ARG_ENABLE(libtool-lock,
+  [  --disable-libtool-lock  avoid locking (might break parallel builds)])
+test "x$enable_libtool_lock" = xno && libtool_flags="$libtool_flags --disable-lock"
+test x"$silent" = xyes && libtool_flags="$libtool_flags --silent"
+
+# Some flags need to be propagated to the compiler or linker for good
+# libtool support.
+case "$lt_target" in
+*-*-irix6*)
+  # Find out which ABI we are using.
+  echo '[#]line __oline__ "configure"' > conftest.$ac_ext
+  if AC_TRY_EVAL(ac_compile); then
+    case "`/usr/bin/file conftest.o`" in
+    *32-bit*)
+      LD="${LD-ld} -32"
+      ;;
+    *N32*)
+      LD="${LD-ld} -n32"
+      ;;
+    *64-bit*)
+      LD="${LD-ld} -64"
+      ;;
+    esac
+  fi
+  rm -rf conftest*
+  ;;
+
+*-*-sco3.2v5*)
+  # On SCO OpenServer 5, we need -belf to get full-featured binaries.
+  SAVE_CFLAGS="$CFLAGS"
+  CFLAGS="$CFLAGS -belf"
+  AC_CACHE_CHECK([whether the C compiler needs -belf], lt_cv_cc_needs_belf,
+    [AC_TRY_LINK([],[],[lt_cv_cc_needs_belf=yes],[lt_cv_cc_needs_belf=no])])
+  if test x"$lt_cv_cc_needs_belf" != x"yes"; then
+    # this is probably gcc 2.8.0, egcs 1.0 or newer; no need for -belf
+    CFLAGS="$SAVE_CFLAGS"
+  fi
+  ;;
+
+ifdef([AC_PROVIDE_AC_LIBTOOL_WIN32_DLL],
+[*-*-cygwin* | *-*-mingw*)
+  AC_CHECK_TOOL(DLLTOOL, dlltool, false)
+  AC_CHECK_TOOL(AS, as, false)
+  AC_CHECK_TOOL(OBJDUMP, objdump, false)
+  ;;
+])
+esac
+])
+
+# AC_LIBTOOL_DLOPEN - enable checks for dlopen support
+AC_DEFUN(AC_LIBTOOL_DLOPEN, [AC_BEFORE([$0],[AC_LIBTOOL_SETUP])])
+
+# AC_LIBTOOL_WIN32_DLL - declare package support for building win32 dll's
+AC_DEFUN(AC_LIBTOOL_WIN32_DLL, [AC_BEFORE([$0], [AC_LIBTOOL_SETUP])])
+
+# AC_ENABLE_SHARED - implement the --enable-shared flag
+# Usage: AC_ENABLE_SHARED[(DEFAULT)]
+#   Where DEFAULT is either `yes' or `no'.  If omitted, it defaults to
+#   `yes'.
+AC_DEFUN(AC_ENABLE_SHARED, [dnl
+define([AC_ENABLE_SHARED_DEFAULT], ifelse($1, no, no, yes))dnl
+AC_ARG_ENABLE(shared,
+changequote(<<, >>)dnl
+<<  --enable-shared[=PKGS]  build shared libraries [default=>>AC_ENABLE_SHARED_DEFAULT],
+changequote([, ])dnl
+[p=${PACKAGE-default}
+case "$enableval" in
+yes) enable_shared=yes ;;
+no) enable_shared=no ;;
+*)
+  enable_shared=no
+  # Look at the argument we got.  We use all the common list separators.
+  IFS="${IFS= 	}"; ac_save_ifs="$IFS"; IFS="${IFS}:,"
+  for pkg in $enableval; do
+    if test "X$pkg" = "X$p"; then
+      enable_shared=yes
+    fi
+  done
+  IFS="$ac_save_ifs"
+  ;;
+esac],
+enable_shared=AC_ENABLE_SHARED_DEFAULT)dnl
+])
+
+# AC_DISABLE_SHARED - set the default shared flag to --disable-shared
+AC_DEFUN(AC_DISABLE_SHARED, [AC_BEFORE([$0],[AC_LIBTOOL_SETUP])dnl
+AC_ENABLE_SHARED(no)])
+
+# AC_ENABLE_STATIC - implement the --enable-static flag
+# Usage: AC_ENABLE_STATIC[(DEFAULT)]
+#   Where DEFAULT is either `yes' or `no'.  If omitted, it defaults to
+#   `yes'.
+AC_DEFUN(AC_ENABLE_STATIC, [dnl
+define([AC_ENABLE_STATIC_DEFAULT], ifelse($1, no, no, yes))dnl
+AC_ARG_ENABLE(static,
+changequote(<<, >>)dnl
+<<  --enable-static[=PKGS]  build static libraries [default=>>AC_ENABLE_STATIC_DEFAULT],
+changequote([, ])dnl
+[p=${PACKAGE-default}
+case "$enableval" in
+yes) enable_static=yes ;;
+no) enable_static=no ;;
+*)
+  enable_static=no
+  # Look at the argument we got.  We use all the common list separators.
+  IFS="${IFS= 	}"; ac_save_ifs="$IFS"; IFS="${IFS}:,"
+  for pkg in $enableval; do
+    if test "X$pkg" = "X$p"; then
+      enable_static=yes
+    fi
+  done
+  IFS="$ac_save_ifs"
+  ;;
+esac],
+enable_static=AC_ENABLE_STATIC_DEFAULT)dnl
+])
+
+# AC_DISABLE_STATIC - set the default static flag to --disable-static
+AC_DEFUN(AC_DISABLE_STATIC, [AC_BEFORE([$0],[AC_LIBTOOL_SETUP])dnl
+AC_ENABLE_STATIC(no)])
+
+
+# AC_ENABLE_FAST_INSTALL - implement the --enable-fast-install flag
+# Usage: AC_ENABLE_FAST_INSTALL[(DEFAULT)]
+#   Where DEFAULT is either `yes' or `no'.  If omitted, it defaults to
+#   `yes'.
+AC_DEFUN(AC_ENABLE_FAST_INSTALL, [dnl
+define([AC_ENABLE_FAST_INSTALL_DEFAULT], ifelse($1, no, no, yes))dnl
+AC_ARG_ENABLE(fast-install,
+changequote(<<, >>)dnl
+<<  --enable-fast-install[=PKGS]  optimize for fast installation [default=>>AC_ENABLE_FAST_INSTALL_DEFAULT],
+changequote([, ])dnl
+[p=${PACKAGE-default}
+case "$enableval" in
+yes) enable_fast_install=yes ;;
+no) enable_fast_install=no ;;
+*)
+  enable_fast_install=no
+  # Look at the argument we got.  We use all the common list separators.
+  IFS="${IFS= 	}"; ac_save_ifs="$IFS"; IFS="${IFS}:,"
+  for pkg in $enableval; do
+    if test "X$pkg" = "X$p"; then
+      enable_fast_install=yes
+    fi
+  done
+  IFS="$ac_save_ifs"
+  ;;
+esac],
+enable_fast_install=AC_ENABLE_FAST_INSTALL_DEFAULT)dnl
+])
+
+# AC_ENABLE_FAST_INSTALL - set the default to --disable-fast-install
+AC_DEFUN(AC_DISABLE_FAST_INSTALL, [AC_BEFORE([$0],[AC_LIBTOOL_SETUP])dnl
+AC_ENABLE_FAST_INSTALL(no)])
+
+# AC_PROG_LD - find the path to the GNU or non-GNU linker
+AC_DEFUN(AC_PROG_LD,
+[AC_ARG_WITH(gnu-ld,
+[  --with-gnu-ld           assume the C compiler uses GNU ld [default=no]],
+test "$withval" = no || with_gnu_ld=yes, with_gnu_ld=no)
+AC_REQUIRE([AC_PROG_CC])dnl
+AC_REQUIRE([AC_CANONICAL_HOST])dnl
+AC_REQUIRE([AC_CANONICAL_BUILD])dnl
+ac_prog=ld
+if test "$ac_cv_prog_gcc" = yes; then
+  # Check if gcc -print-prog-name=ld gives a path.
+  AC_MSG_CHECKING([for ld used by GCC])
+  ac_prog=`($CC -print-prog-name=ld | tr -d '\r') 2>&5`
+  case "$ac_prog" in
+    # Accept absolute paths.
+changequote(,)dnl
+    [\\/]* | [A-Za-z]:[\\/]*)
+      re_direlt='/[^/][^/]*/\.\./'
+changequote([,])dnl
+      # Canonicalize the path of ld
+      ac_prog=`echo $ac_prog| sed 's%\\\\%/%g'`
+      while echo $ac_prog | grep "$re_direlt" > /dev/null 2>&1; do
+	ac_prog=`echo $ac_prog| sed "s%$re_direlt%/%"`
+      done
+      test -z "$LD" && LD="$ac_prog"
+      ;;
+  "")
+    # If it fails, then pretend we aren't using GCC.
+    ac_prog=ld
+    ;;
+  *)
+    # If it is relative, then search for the first ld in PATH.
+    with_gnu_ld=unknown
+    ;;
+  esac
+elif test "$with_gnu_ld" = yes; then
+  AC_MSG_CHECKING([for GNU ld])
+else
+  AC_MSG_CHECKING([for non-GNU ld])
+fi
+AC_CACHE_VAL(ac_cv_path_LD,
+[if test -z "$LD"; then
+  IFS="${IFS= 	}"; ac_save_ifs="$IFS"; IFS="${IFS}${PATH_SEPARATOR-:}"
+  for ac_dir in $PATH; do
+    test -z "$ac_dir" && ac_dir=.
+    if test -f "$ac_dir/$ac_prog" || test -f "$ac_dir/$ac_prog$ac_exeext"; then
+      ac_cv_path_LD="$ac_dir/$ac_prog"
+      # Check to see if the program is GNU ld.  I'd rather use --version,
+      # but apparently some GNU ld's only accept -v.
+      # Break only if it was the GNU/non-GNU ld that we prefer.
+      if "$ac_cv_path_LD" -v 2>&1 < /dev/null | egrep '(GNU|with BFD)' > /dev/null; then
+	test "$with_gnu_ld" != no && break
+      else
+	test "$with_gnu_ld" != yes && break
+      fi
+    fi
+  done
+  IFS="$ac_save_ifs"
+else
+  ac_cv_path_LD="$LD" # Let the user override the test with a path.
+fi])
+LD="$ac_cv_path_LD"
+if test -n "$LD"; then
+  AC_MSG_RESULT($LD)
+else
+  AC_MSG_RESULT(no)
+fi
+test -z "$LD" && AC_MSG_ERROR([no acceptable ld found in \$PATH])
+AC_PROG_LD_GNU
+])
+
+AC_DEFUN(AC_PROG_LD_GNU,
+[AC_CACHE_CHECK([if the linker ($LD) is GNU ld], ac_cv_prog_gnu_ld,
+[# I'd rather use --version here, but apparently some GNU ld's only accept -v.
+if $LD -v 2>&1 </dev/null | egrep '(GNU|with BFD)' 1>&5; then
+  ac_cv_prog_gnu_ld=yes
+else
+  ac_cv_prog_gnu_ld=no
+fi])
+])
+
+# AC_PROG_NM - find the path to a BSD-compatible name lister
+AC_DEFUN(AC_PROG_NM,
+[AC_MSG_CHECKING([for BSD-compatible nm])
+AC_CACHE_VAL(ac_cv_path_NM,
+[if test -n "$NM"; then
+  # Let the user override the test.
+  ac_cv_path_NM="$NM"
+else
+  IFS="${IFS= 	}"; ac_save_ifs="$IFS"; IFS="${IFS}${PATH_SEPARATOR-:}"
+  for ac_dir in $PATH /usr/ccs/bin /usr/ucb /bin; do
+    test -z "$ac_dir" && ac_dir=.
+    if test -f $ac_dir/nm || test -f $ac_dir/nm$ac_exeext ; then
+      # Check to see if the nm accepts a BSD-compat flag.
+      # Adding the `sed 1q' prevents false positives on HP-UX, which says:
+      #   nm: unknown option "B" ignored
+      if ($ac_dir/nm -B /dev/null 2>&1 | sed '1q'; exit 0) | egrep /dev/null >/dev/null; then
+	ac_cv_path_NM="$ac_dir/nm -B"
+	break
+      elif ($ac_dir/nm -p /dev/null 2>&1 | sed '1q'; exit 0) | egrep /dev/null >/dev/null; then
+	ac_cv_path_NM="$ac_dir/nm -p"
+	break
+      else
+	ac_cv_path_NM=${ac_cv_path_NM="$ac_dir/nm"} # keep the first match, but
+	continue # so that we can try to find one that supports BSD flags
+      fi
+    fi
+  done
+  IFS="$ac_save_ifs"
+  test -z "$ac_cv_path_NM" && ac_cv_path_NM=nm
+fi])
+NM="$ac_cv_path_NM"
+AC_MSG_RESULT([$NM])
+])
+
+# AC_CHECK_LIBM - check for math library
+AC_DEFUN(AC_CHECK_LIBM,
+[AC_REQUIRE([AC_CANONICAL_HOST])dnl
+LIBM=
+case "$lt_target" in
+*-*-beos* | *-*-cygwin*)
+  # These system don't have libm
+  ;;
+*-ncr-sysv4.3*)
+  AC_CHECK_LIB(mw, _mwvalidcheckl, LIBM="-lmw")
+  AC_CHECK_LIB(m, main, LIBM="$LIBM -lm")
+  ;;
+*)
+  AC_CHECK_LIB(m, main, LIBM="-lm")
+  ;;
+esac
+])
+
+# AC_LIBLTDL_CONVENIENCE[(dir)] - sets LIBLTDL to the link flags for
+# the libltdl convenience library and INCLTDL to the include flags for
+# the libltdl header and adds --enable-ltdl-convenience to the
+# configure arguments.  Note that LIBLTDL and INCLTDL are not
+# AC_SUBSTed, nor is AC_CONFIG_SUBDIRS called.  If DIR is not
+# provided, it is assumed to be `libltdl'.  LIBLTDL will be prefixed
+# with '${top_builddir}/' and INCLTDL will be prefixed with
+# '${top_srcdir}/' (note the single quotes!).  If your package is not
+# flat and you're not using automake, define top_builddir and
+# top_srcdir appropriately in the Makefiles.
+AC_DEFUN(AC_LIBLTDL_CONVENIENCE, [AC_BEFORE([$0],[AC_LIBTOOL_SETUP])dnl
+  case "$enable_ltdl_convenience" in
+  no) AC_MSG_ERROR([this package needs a convenience libltdl]) ;;
+  "") enable_ltdl_convenience=yes
+      ac_configure_args="$ac_configure_args --enable-ltdl-convenience" ;;
+  esac
+  LIBLTDL='${top_builddir}/'ifelse($#,1,[$1],['libltdl'])/libltdlc.la
+  INCLTDL='-I${top_srcdir}/'ifelse($#,1,[$1],['libltdl'])
+])
+
+# AC_LIBLTDL_INSTALLABLE[(dir)] - sets LIBLTDL to the link flags for
+# the libltdl installable library and INCLTDL to the include flags for
+# the libltdl header and adds --enable-ltdl-install to the configure
+# arguments.  Note that LIBLTDL and INCLTDL are not AC_SUBSTed, nor is
+# AC_CONFIG_SUBDIRS called.  If DIR is not provided and an installed
+# libltdl is not found, it is assumed to be `libltdl'.  LIBLTDL will
+# be prefixed with '${top_builddir}/' and INCLTDL will be prefixed
+# with '${top_srcdir}/' (note the single quotes!).  If your package is
+# not flat and you're not using automake, define top_builddir and
+# top_srcdir appropriately in the Makefiles.
+# In the future, this macro may have to be called after AC_PROG_LIBTOOL.
+AC_DEFUN(AC_LIBLTDL_INSTALLABLE, [AC_BEFORE([$0],[AC_LIBTOOL_SETUP])dnl
+  AC_CHECK_LIB(ltdl, main,
+  [test x"$enable_ltdl_install" != xyes && enable_ltdl_install=no],
+  [if test x"$enable_ltdl_install" = xno; then
+     AC_MSG_WARN([libltdl not installed, but installation disabled])
+   else
+     enable_ltdl_install=yes
+   fi
+  ])
+  if test x"$enable_ltdl_install" = x"yes"; then
+    ac_configure_args="$ac_configure_args --enable-ltdl-install"
+    LIBLTDL='${top_builddir}/'ifelse($#,1,[$1],['libltdl'])/libltdl.la
+    INCLTDL='-I${top_srcdir}/'ifelse($#,1,[$1],['libltdl'])
+  else
+    ac_configure_args="$ac_configure_args --enable-ltdl-install=no"
+    LIBLTDL="-lltdl"
+    INCLTDL=
+  fi
+])
+
+dnl old names
+AC_DEFUN(AM_PROG_LIBTOOL, [indir([AC_PROG_LIBTOOL])])dnl
+AC_DEFUN(AM_ENABLE_SHARED, [indir([AC_ENABLE_SHARED], $@)])dnl
+AC_DEFUN(AM_ENABLE_STATIC, [indir([AC_ENABLE_STATIC], $@)])dnl
+AC_DEFUN(AM_DISABLE_SHARED, [indir([AC_DISABLE_SHARED], $@)])dnl
+AC_DEFUN(AM_DISABLE_STATIC, [indir([AC_DISABLE_STATIC], $@)])dnl
+AC_DEFUN(AM_PROG_LD, [indir([AC_PROG_LD])])dnl
+AC_DEFUN(AM_PROG_NM, [indir([AC_PROG_NM])])dnl
+
+dnl This is just to silence aclocal about the macro not being used
+ifelse([AC_DISABLE_FAST_INSTALL])dnl