acinclude.m4
author Sam Lantinga <slouken@libsdl.org>
Mon, 06 Oct 2003 07:13:16 +0000
changeset 729 dac996d69abb
parent 723 1e8865a3e127
child 730 0f4f974d0201
permissions -rw-r--r--
Updated libtool support so Mingw32 builds work.
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# Local macros for the SDL configure.in script
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dnl Function to link an architecture specific file
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dnl LINK_ARCH_SRC(source_dir, arch, source_file)
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AC_DEFUN(COPY_ARCH_SRC,
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[
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  old="$srcdir/$1/$2/$3"
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  new="$1/$3"
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  if test ! -d $1; then
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    echo "Creating directory $1"
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    mkdir -p $1
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  fi
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  echo "Copying $old -> $new"
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  cat >$new <<__EOF__
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/* WARNING:  This file was automatically generated!
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 * Original: $old
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 */
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__EOF__
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  cat >>$new <$old
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])
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#
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# --- esd.m4 ---
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#
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# Configure paths for ESD
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# Manish Singh    98-9-30
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# stolen back from Frank Belew
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# stolen from Manish Singh
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# Shamelessly stolen from Owen Taylor
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dnl AM_PATH_ESD([MINIMUM-VERSION, [ACTION-IF-FOUND [, ACTION-IF-NOT-FOUND]]])
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dnl Test for ESD, and define ESD_CFLAGS and ESD_LIBS
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dnl
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AC_DEFUN(AM_PATH_ESD,
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[dnl 
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dnl Get the cflags and libraries from the esd-config script
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dnl
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AC_ARG_WITH(esd-prefix,[  --with-esd-prefix=PFX   Prefix where ESD is installed (optional)],
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            esd_prefix="$withval", esd_prefix="")
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AC_ARG_WITH(esd-exec-prefix,[  --with-esd-exec-prefix=PFX Exec prefix where ESD is installed (optional)],
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            esd_exec_prefix="$withval", esd_exec_prefix="")
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AC_ARG_ENABLE(esdtest, [  --disable-esdtest       Do not try to compile and run a test ESD program],
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		    , enable_esdtest=yes)
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  if test x$esd_exec_prefix != x ; then
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     esd_args="$esd_args --exec-prefix=$esd_exec_prefix"
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     if test x${ESD_CONFIG+set} != xset ; then
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        ESD_CONFIG=$esd_exec_prefix/bin/esd-config
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     fi
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  fi
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  if test x$esd_prefix != x ; then
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     esd_args="$esd_args --prefix=$esd_prefix"
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     if test x${ESD_CONFIG+set} != xset ; then
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        ESD_CONFIG=$esd_prefix/bin/esd-config
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     fi
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  fi
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  AC_PATH_PROG(ESD_CONFIG, esd-config, no)
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  min_esd_version=ifelse([$1], ,0.2.7,$1)
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  AC_MSG_CHECKING(for ESD - version >= $min_esd_version)
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  no_esd=""
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  if test "$ESD_CONFIG" = "no" ; then
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    no_esd=yes
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  else
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    ESD_CFLAGS=`$ESD_CONFIG $esdconf_args --cflags`
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    ESD_LIBS=`$ESD_CONFIG $esdconf_args --libs`
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    esd_major_version=`$ESD_CONFIG $esd_args --version | \
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           sed 's/\([[0-9]]*\).\([[0-9]]*\).\([[0-9]]*\)/\1/'`
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    esd_minor_version=`$ESD_CONFIG $esd_args --version | \
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           sed 's/\([[0-9]]*\).\([[0-9]]*\).\([[0-9]]*\)/\2/'`
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    esd_micro_version=`$ESD_CONFIG $esd_config_args --version | \
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           sed 's/\([[0-9]]*\).\([[0-9]]*\).\([[0-9]]*\)/\3/'`
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    if test "x$enable_esdtest" = "xyes" ; then
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      ac_save_CFLAGS="$CFLAGS"
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      ac_save_LIBS="$LIBS"
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      CFLAGS="$CFLAGS $ESD_CFLAGS"
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      LIBS="$LIBS $ESD_LIBS"
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dnl
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dnl Now check if the installed ESD is sufficiently new. (Also sanity
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dnl checks the results of esd-config to some extent
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dnl
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      rm -f conf.esdtest
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      AC_TRY_RUN([
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#include <stdio.h>
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#include <stdlib.h>
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#include <string.h>
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#include <esd.h>
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char*
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my_strdup (char *str)
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{
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  char *new_str;
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  if (str)
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    {
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      new_str = malloc ((strlen (str) + 1) * sizeof(char));
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      strcpy (new_str, str);
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    }
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  else
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    new_str = NULL;
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  return new_str;
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}
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int main ()
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{
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  int major, minor, micro;
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  char *tmp_version;
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  system ("touch conf.esdtest");
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  /* HP/UX 9 (%@#!) writes to sscanf strings */
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  tmp_version = my_strdup("$min_esd_version");
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  if (sscanf(tmp_version, "%d.%d.%d", &major, &minor, &micro) != 3) {
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     printf("%s, bad version string\n", "$min_esd_version");
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     exit(1);
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   }
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   if (($esd_major_version > major) ||
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      (($esd_major_version == major) && ($esd_minor_version > minor)) ||
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      (($esd_major_version == major) && ($esd_minor_version == minor) && ($esd_micro_version >= micro)))
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    {
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      return 0;
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    }
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  else
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    {
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      printf("\n*** 'esd-config --version' returned %d.%d.%d, but the minimum version\n", $esd_major_version, $esd_minor_version, $esd_micro_version);
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      printf("*** of ESD required is %d.%d.%d. If esd-config is correct, then it is\n", major, minor, micro);
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      printf("*** best to upgrade to the required version.\n");
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      printf("*** If esd-config was wrong, set the environment variable ESD_CONFIG\n");
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      printf("*** to point to the correct copy of esd-config, and remove the file\n");
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      printf("*** config.cache before re-running configure\n");
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      return 1;
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    }
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}
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],, no_esd=yes,[echo $ac_n "cross compiling; assumed OK... $ac_c"])
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       CFLAGS="$ac_save_CFLAGS"
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       LIBS="$ac_save_LIBS"
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     fi
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  fi
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  if test "x$no_esd" = x ; then
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     AC_MSG_RESULT(yes)
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     ifelse([$2], , :, [$2])     
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  else
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     AC_MSG_RESULT(no)
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     if test "$ESD_CONFIG" = "no" ; then
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       echo "*** The esd-config script installed by ESD could not be found"
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       echo "*** If ESD was installed in PREFIX, make sure PREFIX/bin is in"
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       echo "*** your path, or set the ESD_CONFIG environment variable to the"
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       echo "*** full path to esd-config."
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     else
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       if test -f conf.esdtest ; then
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        :
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       else
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          echo "*** Could not run ESD test program, checking why..."
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          CFLAGS="$CFLAGS $ESD_CFLAGS"
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          LIBS="$LIBS $ESD_LIBS"
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          AC_TRY_LINK([
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#include <stdio.h>
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#include <esd.h>
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],      [ return 0; ],
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        [ echo "*** The test program compiled, but did not run. This usually means"
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          echo "*** that the run-time linker is not finding ESD or finding the wrong"
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          echo "*** version of ESD. If it is not finding ESD, you'll need to set your"
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          echo "*** LD_LIBRARY_PATH environment variable, or edit /etc/ld.so.conf to point"
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          echo "*** to the installed location  Also, make sure you have run ldconfig if that"
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          echo "*** is required on your system"
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	  echo "***"
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          echo "*** If you have an old version installed, it is best to remove it, although"
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          echo "*** you may also be able to get things to work by modifying LD_LIBRARY_PATH"],
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        [ echo "*** The test program failed to compile or link. See the file config.log for the"
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          echo "*** exact error that occured. This usually means ESD was incorrectly installed"
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          echo "*** or that you have moved ESD since it was installed. In the latter case, you"
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          echo "*** may want to edit the esd-config script: $ESD_CONFIG" ])
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          CFLAGS="$ac_save_CFLAGS"
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          LIBS="$ac_save_LIBS"
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       fi
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     fi
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     ESD_CFLAGS=""
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     ESD_LIBS=""
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     ifelse([$3], , :, [$3])
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  fi
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  AC_SUBST(ESD_CFLAGS)
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  AC_SUBST(ESD_LIBS)
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  rm -f conf.esdtest
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])
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# libtool.m4 - Configure libtool for the host system. -*-Autoconf-*-
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## Copyright 1996, 1997, 1998, 1999, 2000, 2001
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## Free Software Foundation, Inc.
0
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## Originally by Gordon Matzigkeit <gord@gnu.ai.mit.edu>, 1996
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##
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## This program is free software; you can redistribute it and/or modify
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## it under the terms of the GNU General Public License as published by
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## the Free Software Foundation; either version 2 of the License, or
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## (at your option) any later version.
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##
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## This program is distributed in the hope that it will be useful, but
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## WITHOUT ANY WARRANTY; without even the implied warranty of
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## MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
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## General Public License for more details.
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##
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## You should have received a copy of the GNU General Public License
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## along with this program; if not, write to the Free Software
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## Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
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##
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## As a special exception to the GNU General Public License, if you
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## distribute this file as part of a program that contains a
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## configuration script generated by Autoconf, you may include it under
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## the same distribution terms that you use for the rest of that program.
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# serial 47 AC_PROG_LIBTOOL
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# AC_PROVIDE_IFELSE(MACRO-NAME, IF-PROVIDED, IF-NOT-PROVIDED)
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# -----------------------------------------------------------
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# If this macro is not defined by Autoconf, define it here.
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m4_ifdef([AC_PROVIDE_IFELSE],
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         [],
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         [m4_define([AC_PROVIDE_IFELSE],
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	         [m4_ifdef([AC_PROVIDE_$1],
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		           [$2], [$3])])])
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# AC_PROG_LIBTOOL
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# ---------------
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AC_DEFUN([AC_PROG_LIBTOOL],
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[AC_REQUIRE([_AC_PROG_LIBTOOL])dnl
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dnl If AC_PROG_CXX has already been expanded, run AC_LIBTOOL_CXX
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dnl immediately, otherwise, hook it in at the end of AC_PROG_CXX.
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  AC_PROVIDE_IFELSE([AC_PROG_CXX],
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    [AC_LIBTOOL_CXX],
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    [define([AC_PROG_CXX], defn([AC_PROG_CXX])[AC_LIBTOOL_CXX
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  ])])
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dnl And a similar setup for Fortran 77 support
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  AC_PROVIDE_IFELSE([AC_PROG_F77],
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    [AC_LIBTOOL_F77],
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    [define([AC_PROG_F77], defn([AC_PROG_F77])[AC_LIBTOOL_F77
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])])
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dnl Quote A][M_PROG_GCJ so that aclocal doesn't bring it in needlessly.
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dnl If either AC_PROG_GCJ or A][M_PROG_GCJ have already been expanded, run
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dnl AC_LIBTOOL_GCJ immediately, otherwise, hook it in at the end of both.
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  AC_PROVIDE_IFELSE([AC_PROG_GCJ],
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    [AC_LIBTOOL_GCJ],
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    [AC_PROVIDE_IFELSE([A][M_PROG_GCJ],
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      [AC_LIBTOOL_GCJ],
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      [AC_PROVIDE_IFELSE([LT_AC_PROG_GCJ],
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	[AC_LIBTOOL_GCJ],
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      [ifdef([AC_PROG_GCJ],
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	     [define([AC_PROG_GCJ], defn([AC_PROG_GCJ])[AC_LIBTOOL_GCJ])])
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       ifdef([A][M_PROG_GCJ],
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	     [define([A][M_PROG_GCJ], defn([A][M_PROG_GCJ])[AC_LIBTOOL_GCJ])])
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       ifdef([LT_AC_PROG_GCJ],
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	     [define([LT_AC_PROG_GCJ],
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		defn([LT_AC_PROG_GCJ])[AC_LIBTOOL_GCJ])])])])
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])])# AC_PROG_LIBTOOL
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# _AC_PROG_LIBTOOL
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# ----------------
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AC_DEFUN([_AC_PROG_LIBTOOL],
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[AC_REQUIRE([AC_LIBTOOL_SETUP])dnl
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AC_BEFORE([$0],[AC_LIBTOOL_CXX])dnl
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AC_BEFORE([$0],[AC_LIBTOOL_F77])dnl
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AC_BEFORE([$0],[AC_LIBTOOL_GCJ])dnl
0
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# This can be used to rebuild libtool when needed
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LIBTOOL_DEPS="$ac_aux_dir/ltmain.sh"
0
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# Always use our own libtool.
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LIBTOOL='$(SHELL) $(top_builddir)/libtool'
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AC_SUBST(LIBTOOL)dnl
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# Prevent multiple expansion
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define([AC_PROG_LIBTOOL], [])
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])# _AC_PROG_LIBTOOL
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# AC_LIBTOOL_SETUP
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# ----------------
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AC_DEFUN([AC_LIBTOOL_SETUP],
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[AC_PREREQ(2.50)dnl
0
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AC_REQUIRE([AC_ENABLE_SHARED])dnl
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parents:
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   287
AC_REQUIRE([AC_ENABLE_STATIC])dnl
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parents:
diff changeset
   288
AC_REQUIRE([AC_ENABLE_FAST_INSTALL])dnl
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parents:
diff changeset
   289
AC_REQUIRE([AC_CANONICAL_HOST])dnl
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parents:
diff changeset
   290
AC_REQUIRE([AC_CANONICAL_BUILD])dnl
74212992fb08 Initial revision
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parents:
diff changeset
   291
AC_REQUIRE([AC_PROG_CC])dnl
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parents:
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   292
AC_REQUIRE([AC_PROG_LD])dnl
729
dac996d69abb Updated libtool support so Mingw32 builds work.
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parents: 723
diff changeset
   293
AC_REQUIRE([AC_PROG_LD_RELOAD_FLAG])dnl
0
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parents:
diff changeset
   294
AC_REQUIRE([AC_PROG_NM])dnl
729
dac996d69abb Updated libtool support so Mingw32 builds work.
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parents: 723
diff changeset
   295
0
74212992fb08 Initial revision
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parents:
diff changeset
   296
AC_REQUIRE([AC_PROG_LN_S])dnl
729
dac996d69abb Updated libtool support so Mingw32 builds work.
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parents: 723
diff changeset
   297
AC_REQUIRE([AC_DEPLIBS_CHECK_METHOD])dnl
dac996d69abb Updated libtool support so Mingw32 builds work.
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parents: 723
diff changeset
   298
# Autoconf 2.13's AC_OBJEXT and AC_EXEEXT macros only works for C compilers!
dac996d69abb Updated libtool support so Mingw32 builds work.
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parents: 723
diff changeset
   299
AC_REQUIRE([AC_OBJEXT])dnl
dac996d69abb Updated libtool support so Mingw32 builds work.
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   300
AC_REQUIRE([AC_EXEEXT])dnl
0
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parents:
diff changeset
   301
dnl
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parents:
diff changeset
   302
729
dac996d69abb Updated libtool support so Mingw32 builds work.
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parents: 723
diff changeset
   303
AC_LIBTOOL_SYS_MAX_CMD_LEN
dac996d69abb Updated libtool support so Mingw32 builds work.
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parents: 723
diff changeset
   304
AC_LIBTOOL_SYS_GLOBAL_SYMBOL_PIPE
dac996d69abb Updated libtool support so Mingw32 builds work.
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parents: 723
diff changeset
   305
AC_LIBTOOL_OBJDIR
dac996d69abb Updated libtool support so Mingw32 builds work.
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parents: 723
diff changeset
   306
dac996d69abb Updated libtool support so Mingw32 builds work.
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parents: 723
diff changeset
   307
AC_REQUIRE([_LT_AC_SYS_COMPILER])dnl
dac996d69abb Updated libtool support so Mingw32 builds work.
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parents: 723
diff changeset
   308
_LT_AC_PROG_ECHO_BACKSLASH
dac996d69abb Updated libtool support so Mingw32 builds work.
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parents: 723
diff changeset
   309
dac996d69abb Updated libtool support so Mingw32 builds work.
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parents: 723
diff changeset
   310
case $host_os in
dac996d69abb Updated libtool support so Mingw32 builds work.
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parents: 723
diff changeset
   311
aix3*)
dac996d69abb Updated libtool support so Mingw32 builds work.
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parents: 723
diff changeset
   312
  # AIX sometimes has problems with the GCC collect2 program.  For some
dac996d69abb Updated libtool support so Mingw32 builds work.
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parents: 723
diff changeset
   313
  # reason, if we set the COLLECT_NAMES environment variable, the problems
dac996d69abb Updated libtool support so Mingw32 builds work.
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parents: 723
diff changeset
   314
  # vanish in a puff of smoke.
dac996d69abb Updated libtool support so Mingw32 builds work.
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parents: 723
diff changeset
   315
  if test "X${COLLECT_NAMES+set}" != Xset; then
dac996d69abb Updated libtool support so Mingw32 builds work.
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parents: 723
diff changeset
   316
    COLLECT_NAMES=
dac996d69abb Updated libtool support so Mingw32 builds work.
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parents: 723
diff changeset
   317
    export COLLECT_NAMES
dac996d69abb Updated libtool support so Mingw32 builds work.
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parents: 723
diff changeset
   318
  fi
dac996d69abb Updated libtool support so Mingw32 builds work.
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parents: 723
diff changeset
   319
  ;;
dac996d69abb Updated libtool support so Mingw32 builds work.
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parents: 723
diff changeset
   320
esac
dac996d69abb Updated libtool support so Mingw32 builds work.
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parents: 723
diff changeset
   321
dac996d69abb Updated libtool support so Mingw32 builds work.
Sam Lantinga <slouken@libsdl.org>
parents: 723
diff changeset
   322
# Sed substitution that helps us do robust quoting.  It backslashifies
dac996d69abb Updated libtool support so Mingw32 builds work.
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parents: 723
diff changeset
   323
# metacharacters that are still active within double-quoted strings.
dac996d69abb Updated libtool support so Mingw32 builds work.
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parents: 723
diff changeset
   324
Xsed='sed -e s/^X//'
dac996d69abb Updated libtool support so Mingw32 builds work.
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parents: 723
diff changeset
   325
[sed_quote_subst='s/\([\\"\\`$\\\\]\)/\\\1/g']
dac996d69abb Updated libtool support so Mingw32 builds work.
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parents: 723
diff changeset
   326
dac996d69abb Updated libtool support so Mingw32 builds work.
Sam Lantinga <slouken@libsdl.org>
parents: 723
diff changeset
   327
# Same as above, but do not quote variable references.
dac996d69abb Updated libtool support so Mingw32 builds work.
Sam Lantinga <slouken@libsdl.org>
parents: 723
diff changeset
   328
[double_quote_subst='s/\([\\"\\`\\\\]\)/\\\1/g']
dac996d69abb Updated libtool support so Mingw32 builds work.
Sam Lantinga <slouken@libsdl.org>
parents: 723
diff changeset
   329
dac996d69abb Updated libtool support so Mingw32 builds work.
Sam Lantinga <slouken@libsdl.org>
parents: 723
diff changeset
   330
# Sed substitution to delay expansion of an escaped shell variable in a
dac996d69abb Updated libtool support so Mingw32 builds work.
Sam Lantinga <slouken@libsdl.org>
parents: 723
diff changeset
   331
# double_quote_subst'ed string.
dac996d69abb Updated libtool support so Mingw32 builds work.
Sam Lantinga <slouken@libsdl.org>
parents: 723
diff changeset
   332
delay_variable_subst='s/\\\\\\\\\\\$/\\\\\\$/g'
dac996d69abb Updated libtool support so Mingw32 builds work.
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parents: 723
diff changeset
   333
dac996d69abb Updated libtool support so Mingw32 builds work.
Sam Lantinga <slouken@libsdl.org>
parents: 723
diff changeset
   334
# Sed substitution to avoid accidental globbing in evaled expressions
dac996d69abb Updated libtool support so Mingw32 builds work.
Sam Lantinga <slouken@libsdl.org>
parents: 723
diff changeset
   335
no_glob_subst='s/\*/\\\*/g'
dac996d69abb Updated libtool support so Mingw32 builds work.
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parents: 723
diff changeset
   336
dac996d69abb Updated libtool support so Mingw32 builds work.
Sam Lantinga <slouken@libsdl.org>
parents: 723
diff changeset
   337
# Constants:
dac996d69abb Updated libtool support so Mingw32 builds work.
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parents: 723
diff changeset
   338
rm="rm -f"
dac996d69abb Updated libtool support so Mingw32 builds work.
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parents: 723
diff changeset
   339
dac996d69abb Updated libtool support so Mingw32 builds work.
Sam Lantinga <slouken@libsdl.org>
parents: 723
diff changeset
   340
# Global variables:
dac996d69abb Updated libtool support so Mingw32 builds work.
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parents: 723
diff changeset
   341
default_ofile=libtool
dac996d69abb Updated libtool support so Mingw32 builds work.
Sam Lantinga <slouken@libsdl.org>
parents: 723
diff changeset
   342
can_build_shared=yes
dac996d69abb Updated libtool support so Mingw32 builds work.
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parents: 723
diff changeset
   343
dac996d69abb Updated libtool support so Mingw32 builds work.
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parents: 723
diff changeset
   344
# All known linkers require a `.a' archive for static linking (except M$VC,
dac996d69abb Updated libtool support so Mingw32 builds work.
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parents: 723
diff changeset
   345
# which needs '.lib').
dac996d69abb Updated libtool support so Mingw32 builds work.
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parents: 723
diff changeset
   346
libext=a
dac996d69abb Updated libtool support so Mingw32 builds work.
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parents: 723
diff changeset
   347
ltmain="$ac_aux_dir/ltmain.sh"
dac996d69abb Updated libtool support so Mingw32 builds work.
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parents: 723
diff changeset
   348
ofile="$default_ofile"
dac996d69abb Updated libtool support so Mingw32 builds work.
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parents: 723
diff changeset
   349
with_gnu_ld="$lt_cv_prog_gnu_ld"
dac996d69abb Updated libtool support so Mingw32 builds work.
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parents: 723
diff changeset
   350
dac996d69abb Updated libtool support so Mingw32 builds work.
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parents: 723
diff changeset
   351
AC_CHECK_TOOL(AR, ar, false)
dac996d69abb Updated libtool support so Mingw32 builds work.
Sam Lantinga <slouken@libsdl.org>
parents: 723
diff changeset
   352
AC_CHECK_TOOL(RANLIB, ranlib, :)
dac996d69abb Updated libtool support so Mingw32 builds work.
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parents: 723
diff changeset
   353
AC_CHECK_TOOL(STRIP, strip, :)
dac996d69abb Updated libtool support so Mingw32 builds work.
Sam Lantinga <slouken@libsdl.org>
parents: 723
diff changeset
   354
dac996d69abb Updated libtool support so Mingw32 builds work.
Sam Lantinga <slouken@libsdl.org>
parents: 723
diff changeset
   355
old_CC="$CC"
dac996d69abb Updated libtool support so Mingw32 builds work.
Sam Lantinga <slouken@libsdl.org>
parents: 723
diff changeset
   356
old_CFLAGS="$CFLAGS"
dac996d69abb Updated libtool support so Mingw32 builds work.
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parents: 723
diff changeset
   357
dac996d69abb Updated libtool support so Mingw32 builds work.
Sam Lantinga <slouken@libsdl.org>
parents: 723
diff changeset
   358
# Set sane defaults for various variables
dac996d69abb Updated libtool support so Mingw32 builds work.
Sam Lantinga <slouken@libsdl.org>
parents: 723
diff changeset
   359
test -z "$AR" && AR=ar
dac996d69abb Updated libtool support so Mingw32 builds work.
Sam Lantinga <slouken@libsdl.org>
parents: 723
diff changeset
   360
test -z "$AR_FLAGS" && AR_FLAGS=cru
dac996d69abb Updated libtool support so Mingw32 builds work.
Sam Lantinga <slouken@libsdl.org>
parents: 723
diff changeset
   361
test -z "$AS" && AS=as
dac996d69abb Updated libtool support so Mingw32 builds work.
Sam Lantinga <slouken@libsdl.org>
parents: 723
diff changeset
   362
test -z "$CC" && CC=cc
dac996d69abb Updated libtool support so Mingw32 builds work.
Sam Lantinga <slouken@libsdl.org>
parents: 723
diff changeset
   363
test -z "$LTCC" && LTCC=$CC
dac996d69abb Updated libtool support so Mingw32 builds work.
Sam Lantinga <slouken@libsdl.org>
parents: 723
diff changeset
   364
test -z "$DLLTOOL" && DLLTOOL=dlltool
dac996d69abb Updated libtool support so Mingw32 builds work.
Sam Lantinga <slouken@libsdl.org>
parents: 723
diff changeset
   365
test -z "$LD" && LD=ld
dac996d69abb Updated libtool support so Mingw32 builds work.
Sam Lantinga <slouken@libsdl.org>
parents: 723
diff changeset
   366
test -z "$LN_S" && LN_S="ln -s"
dac996d69abb Updated libtool support so Mingw32 builds work.
Sam Lantinga <slouken@libsdl.org>
parents: 723
diff changeset
   367
test -z "$MAGIC_CMD" && MAGIC_CMD=file
dac996d69abb Updated libtool support so Mingw32 builds work.
Sam Lantinga <slouken@libsdl.org>
parents: 723
diff changeset
   368
test -z "$NM" && NM=nm
dac996d69abb Updated libtool support so Mingw32 builds work.
Sam Lantinga <slouken@libsdl.org>
parents: 723
diff changeset
   369
test -z "$SED" && SED=sed
dac996d69abb Updated libtool support so Mingw32 builds work.
Sam Lantinga <slouken@libsdl.org>
parents: 723
diff changeset
   370
test -z "$OBJDUMP" && OBJDUMP=objdump
dac996d69abb Updated libtool support so Mingw32 builds work.
Sam Lantinga <slouken@libsdl.org>
parents: 723
diff changeset
   371
test -z "$RANLIB" && RANLIB=:
dac996d69abb Updated libtool support so Mingw32 builds work.
Sam Lantinga <slouken@libsdl.org>
parents: 723
diff changeset
   372
test -z "$STRIP" && STRIP=:
dac996d69abb Updated libtool support so Mingw32 builds work.
Sam Lantinga <slouken@libsdl.org>
parents: 723
diff changeset
   373
test -z "$ac_objext" && ac_objext=o
dac996d69abb Updated libtool support so Mingw32 builds work.
Sam Lantinga <slouken@libsdl.org>
parents: 723
diff changeset
   374
dac996d69abb Updated libtool support so Mingw32 builds work.
Sam Lantinga <slouken@libsdl.org>
parents: 723
diff changeset
   375
# Determine commands to create old-style static archives.
dac996d69abb Updated libtool support so Mingw32 builds work.
Sam Lantinga <slouken@libsdl.org>
parents: 723
diff changeset
   376
old_archive_cmds='$AR $AR_FLAGS $oldlib$oldobjs$old_deplibs'
dac996d69abb Updated libtool support so Mingw32 builds work.
Sam Lantinga <slouken@libsdl.org>
parents: 723
diff changeset
   377
old_postinstall_cmds='chmod 644 $oldlib'
dac996d69abb Updated libtool support so Mingw32 builds work.
Sam Lantinga <slouken@libsdl.org>
parents: 723
diff changeset
   378
old_postuninstall_cmds=
dac996d69abb Updated libtool support so Mingw32 builds work.
Sam Lantinga <slouken@libsdl.org>
parents: 723
diff changeset
   379
dac996d69abb Updated libtool support so Mingw32 builds work.
Sam Lantinga <slouken@libsdl.org>
parents: 723
diff changeset
   380
if test -n "$RANLIB"; then
dac996d69abb Updated libtool support so Mingw32 builds work.
Sam Lantinga <slouken@libsdl.org>
parents: 723
diff changeset
   381
  case $host_os in
dac996d69abb Updated libtool support so Mingw32 builds work.
Sam Lantinga <slouken@libsdl.org>
parents: 723
diff changeset
   382
  openbsd*)
dac996d69abb Updated libtool support so Mingw32 builds work.
Sam Lantinga <slouken@libsdl.org>
parents: 723
diff changeset
   383
    old_postinstall_cmds="\$RANLIB -t \$oldlib~$old_postinstall_cmds"
dac996d69abb Updated libtool support so Mingw32 builds work.
Sam Lantinga <slouken@libsdl.org>
parents: 723
diff changeset
   384
    ;;
dac996d69abb Updated libtool support so Mingw32 builds work.
Sam Lantinga <slouken@libsdl.org>
parents: 723
diff changeset
   385
  *)
dac996d69abb Updated libtool support so Mingw32 builds work.
Sam Lantinga <slouken@libsdl.org>
parents: 723
diff changeset
   386
    old_postinstall_cmds="\$RANLIB \$oldlib~$old_postinstall_cmds"
dac996d69abb Updated libtool support so Mingw32 builds work.
Sam Lantinga <slouken@libsdl.org>
parents: 723
diff changeset
   387
    ;;
dac996d69abb Updated libtool support so Mingw32 builds work.
Sam Lantinga <slouken@libsdl.org>
parents: 723
diff changeset
   388
  esac
dac996d69abb Updated libtool support so Mingw32 builds work.
Sam Lantinga <slouken@libsdl.org>
parents: 723
diff changeset
   389
  old_archive_cmds="$old_archive_cmds~\$RANLIB \$oldlib"
dac996d69abb Updated libtool support so Mingw32 builds work.
Sam Lantinga <slouken@libsdl.org>
parents: 723
diff changeset
   390
fi
dac996d69abb Updated libtool support so Mingw32 builds work.
Sam Lantinga <slouken@libsdl.org>
parents: 723
diff changeset
   391
dac996d69abb Updated libtool support so Mingw32 builds work.
Sam Lantinga <slouken@libsdl.org>
parents: 723
diff changeset
   392
# Only perform the check for file, if the check method requires it
dac996d69abb Updated libtool support so Mingw32 builds work.
Sam Lantinga <slouken@libsdl.org>
parents: 723
diff changeset
   393
case $deplibs_check_method in
dac996d69abb Updated libtool support so Mingw32 builds work.
Sam Lantinga <slouken@libsdl.org>
parents: 723
diff changeset
   394
file_magic*)
dac996d69abb Updated libtool support so Mingw32 builds work.
Sam Lantinga <slouken@libsdl.org>
parents: 723
diff changeset
   395
  if test "$file_magic_cmd" = '$MAGIC_CMD'; then
dac996d69abb Updated libtool support so Mingw32 builds work.
Sam Lantinga <slouken@libsdl.org>
parents: 723
diff changeset
   396
    AC_PATH_MAGIC
dac996d69abb Updated libtool support so Mingw32 builds work.
Sam Lantinga <slouken@libsdl.org>
parents: 723
diff changeset
   397
  fi
dac996d69abb Updated libtool support so Mingw32 builds work.
Sam Lantinga <slouken@libsdl.org>
parents: 723
diff changeset
   398
  ;;
0
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
   399
esac
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
   400
729
dac996d69abb Updated libtool support so Mingw32 builds work.
Sam Lantinga <slouken@libsdl.org>
parents: 723
diff changeset
   401
AC_PROVIDE_IFELSE([AC_LIBTOOL_DLOPEN], enable_dlopen=yes, enable_dlopen=no)
dac996d69abb Updated libtool support so Mingw32 builds work.
Sam Lantinga <slouken@libsdl.org>
parents: 723
diff changeset
   402
AC_PROVIDE_IFELSE([AC_LIBTOOL_WIN32_DLL],
dac996d69abb Updated libtool support so Mingw32 builds work.
Sam Lantinga <slouken@libsdl.org>
parents: 723
diff changeset
   403
enable_win32_dll=yes, enable_win32_dll=no)
dac996d69abb Updated libtool support so Mingw32 builds work.
Sam Lantinga <slouken@libsdl.org>
parents: 723
diff changeset
   404
dac996d69abb Updated libtool support so Mingw32 builds work.
Sam Lantinga <slouken@libsdl.org>
parents: 723
diff changeset
   405
AC_ARG_ENABLE([libtool-lock],
dac996d69abb Updated libtool support so Mingw32 builds work.
Sam Lantinga <slouken@libsdl.org>
parents: 723
diff changeset
   406
    [AC_HELP_STRING([--disable-libtool-lock],
dac996d69abb Updated libtool support so Mingw32 builds work.
Sam Lantinga <slouken@libsdl.org>
parents: 723
diff changeset
   407
	[avoid locking (might break parallel builds)])])
dac996d69abb Updated libtool support so Mingw32 builds work.
Sam Lantinga <slouken@libsdl.org>
parents: 723
diff changeset
   408
test "x$enable_libtool_lock" != xno && enable_libtool_lock=yes
dac996d69abb Updated libtool support so Mingw32 builds work.
Sam Lantinga <slouken@libsdl.org>
parents: 723
diff changeset
   409
dac996d69abb Updated libtool support so Mingw32 builds work.
Sam Lantinga <slouken@libsdl.org>
parents: 723
diff changeset
   410
AC_ARG_WITH([pic],
dac996d69abb Updated libtool support so Mingw32 builds work.
Sam Lantinga <slouken@libsdl.org>
parents: 723
diff changeset
   411
    [AC_HELP_STRING([--with-pic],
dac996d69abb Updated libtool support so Mingw32 builds work.
Sam Lantinga <slouken@libsdl.org>
parents: 723
diff changeset
   412
	[try to use only PIC/non-PIC objects @<:@default=use both@:>@])],
dac996d69abb Updated libtool support so Mingw32 builds work.
Sam Lantinga <slouken@libsdl.org>
parents: 723
diff changeset
   413
    [pic_mode="$withval"],
dac996d69abb Updated libtool support so Mingw32 builds work.
Sam Lantinga <slouken@libsdl.org>
parents: 723
diff changeset
   414
    [pic_mode=default])
dac996d69abb Updated libtool support so Mingw32 builds work.
Sam Lantinga <slouken@libsdl.org>
parents: 723
diff changeset
   415
test -z "$pic_mode" && pic_mode=default
dac996d69abb Updated libtool support so Mingw32 builds work.
Sam Lantinga <slouken@libsdl.org>
parents: 723
diff changeset
   416
dac996d69abb Updated libtool support so Mingw32 builds work.
Sam Lantinga <slouken@libsdl.org>
parents: 723
diff changeset
   417
# Use C for the default configuration in the libtool script
dac996d69abb Updated libtool support so Mingw32 builds work.
Sam Lantinga <slouken@libsdl.org>
parents: 723
diff changeset
   418
tagname=
dac996d69abb Updated libtool support so Mingw32 builds work.
Sam Lantinga <slouken@libsdl.org>
parents: 723
diff changeset
   419
AC_LIBTOOL_LANG_C_CONFIG
dac996d69abb Updated libtool support so Mingw32 builds work.
Sam Lantinga <slouken@libsdl.org>
parents: 723
diff changeset
   420
_LT_AC_TAGCONFIG
dac996d69abb Updated libtool support so Mingw32 builds work.
Sam Lantinga <slouken@libsdl.org>
parents: 723
diff changeset
   421
])# AC_LIBTOOL_SETUP
dac996d69abb Updated libtool support so Mingw32 builds work.
Sam Lantinga <slouken@libsdl.org>
parents: 723
diff changeset
   422
dac996d69abb Updated libtool support so Mingw32 builds work.
Sam Lantinga <slouken@libsdl.org>
parents: 723
diff changeset
   423
dac996d69abb Updated libtool support so Mingw32 builds work.
Sam Lantinga <slouken@libsdl.org>
parents: 723
diff changeset
   424
# _LT_AC_SYS_COMPILER
dac996d69abb Updated libtool support so Mingw32 builds work.
Sam Lantinga <slouken@libsdl.org>
parents: 723
diff changeset
   425
# -------------------
dac996d69abb Updated libtool support so Mingw32 builds work.
Sam Lantinga <slouken@libsdl.org>
parents: 723
diff changeset
   426
AC_DEFUN([_LT_AC_SYS_COMPILER],
dac996d69abb Updated libtool support so Mingw32 builds work.
Sam Lantinga <slouken@libsdl.org>
parents: 723
diff changeset
   427
[AC_REQUIRE([AC_PROG_CC])dnl
dac996d69abb Updated libtool support so Mingw32 builds work.
Sam Lantinga <slouken@libsdl.org>
parents: 723
diff changeset
   428
dac996d69abb Updated libtool support so Mingw32 builds work.
Sam Lantinga <slouken@libsdl.org>
parents: 723
diff changeset
   429
# If no C compiler was specified, use CC.
dac996d69abb Updated libtool support so Mingw32 builds work.
Sam Lantinga <slouken@libsdl.org>
parents: 723
diff changeset
   430
LTCC=${LTCC-"$CC"}
dac996d69abb Updated libtool support so Mingw32 builds work.
Sam Lantinga <slouken@libsdl.org>
parents: 723
diff changeset
   431
dac996d69abb Updated libtool support so Mingw32 builds work.
Sam Lantinga <slouken@libsdl.org>
parents: 723
diff changeset
   432
# Allow CC to be a program name with arguments.
dac996d69abb Updated libtool support so Mingw32 builds work.
Sam Lantinga <slouken@libsdl.org>
parents: 723
diff changeset
   433
compiler=$CC
dac996d69abb Updated libtool support so Mingw32 builds work.
Sam Lantinga <slouken@libsdl.org>
parents: 723
diff changeset
   434
])# _LT_AC_SYS_COMPILER
dac996d69abb Updated libtool support so Mingw32 builds work.
Sam Lantinga <slouken@libsdl.org>
parents: 723
diff changeset
   435
dac996d69abb Updated libtool support so Mingw32 builds work.
Sam Lantinga <slouken@libsdl.org>
parents: 723
diff changeset
   436
dac996d69abb Updated libtool support so Mingw32 builds work.
Sam Lantinga <slouken@libsdl.org>
parents: 723
diff changeset
   437
# _LT_AC_SYS_LIBPATH_AIX
dac996d69abb Updated libtool support so Mingw32 builds work.
Sam Lantinga <slouken@libsdl.org>
parents: 723
diff changeset
   438
# ----------------------
dac996d69abb Updated libtool support so Mingw32 builds work.
Sam Lantinga <slouken@libsdl.org>
parents: 723
diff changeset
   439
# Links a minimal program and checks the executable
dac996d69abb Updated libtool support so Mingw32 builds work.
Sam Lantinga <slouken@libsdl.org>
parents: 723
diff changeset
   440
# for the system default hardcoded library path. In most cases,
dac996d69abb Updated libtool support so Mingw32 builds work.
Sam Lantinga <slouken@libsdl.org>
parents: 723
diff changeset
   441
# this is /usr/lib:/lib, but when the MPI compilers are used
dac996d69abb Updated libtool support so Mingw32 builds work.
Sam Lantinga <slouken@libsdl.org>
parents: 723
diff changeset
   442
# the location of the communication and MPI libs are included too.
dac996d69abb Updated libtool support so Mingw32 builds work.
Sam Lantinga <slouken@libsdl.org>
parents: 723
diff changeset
   443
# If we don't find anything, use the default library path according
dac996d69abb Updated libtool support so Mingw32 builds work.
Sam Lantinga <slouken@libsdl.org>
parents: 723
diff changeset
   444
# to the aix ld manual.
dac996d69abb Updated libtool support so Mingw32 builds work.
Sam Lantinga <slouken@libsdl.org>
parents: 723
diff changeset
   445
AC_DEFUN([_LT_AC_SYS_LIBPATH_AIX],
dac996d69abb Updated libtool support so Mingw32 builds work.
Sam Lantinga <slouken@libsdl.org>
parents: 723
diff changeset
   446
[AC_LINK_IFELSE(AC_LANG_PROGRAM,[
dac996d69abb Updated libtool support so Mingw32 builds work.
Sam Lantinga <slouken@libsdl.org>
parents: 723
diff changeset
   447
aix_libpath=`dump -H conftest$ac_exeext 2>/dev/null | $SED -n -e '/Import File Strings/,/^$/ { /^0/ { s/^0  *\(.*\)$/\1/; p; }
dac996d69abb Updated libtool support so Mingw32 builds work.
Sam Lantinga <slouken@libsdl.org>
parents: 723
diff changeset
   448
}'`
dac996d69abb Updated libtool support so Mingw32 builds work.
Sam Lantinga <slouken@libsdl.org>
parents: 723
diff changeset
   449
# Check for a 64-bit object if we didn't find anything.
dac996d69abb Updated libtool support so Mingw32 builds work.
Sam Lantinga <slouken@libsdl.org>
parents: 723
diff changeset
   450
if test -z "$aix_libpath"; then aix_libpath=`dump -HX64 conftest$ac_exeext 2>/dev/null | $SED -n -e '/Import File Strings/,/^$/ { /^0/ { s/^0  *\(.*\)$/\1/; p; }
dac996d69abb Updated libtool support so Mingw32 builds work.
Sam Lantinga <slouken@libsdl.org>
parents: 723
diff changeset
   451
}'`; fi],[])
dac996d69abb Updated libtool support so Mingw32 builds work.
Sam Lantinga <slouken@libsdl.org>
parents: 723
diff changeset
   452
if test -z "$aix_libpath"; then aix_libpath="/usr/lib:/lib"; fi
dac996d69abb Updated libtool support so Mingw32 builds work.
Sam Lantinga <slouken@libsdl.org>
parents: 723
diff changeset
   453
])# _LT_AC_SYS_LIBPATH_AIX
dac996d69abb Updated libtool support so Mingw32 builds work.
Sam Lantinga <slouken@libsdl.org>
parents: 723
diff changeset
   454
dac996d69abb Updated libtool support so Mingw32 builds work.
Sam Lantinga <slouken@libsdl.org>
parents: 723
diff changeset
   455
dac996d69abb Updated libtool support so Mingw32 builds work.
Sam Lantinga <slouken@libsdl.org>
parents: 723
diff changeset
   456
# _LT_AC_SHELL_INIT(ARG)
dac996d69abb Updated libtool support so Mingw32 builds work.
Sam Lantinga <slouken@libsdl.org>
parents: 723
diff changeset
   457
# ----------------------
dac996d69abb Updated libtool support so Mingw32 builds work.
Sam Lantinga <slouken@libsdl.org>
parents: 723
diff changeset
   458
AC_DEFUN([_LT_AC_SHELL_INIT],
dac996d69abb Updated libtool support so Mingw32 builds work.
Sam Lantinga <slouken@libsdl.org>
parents: 723
diff changeset
   459
[ifdef([AC_DIVERSION_NOTICE],
dac996d69abb Updated libtool support so Mingw32 builds work.
Sam Lantinga <slouken@libsdl.org>
parents: 723
diff changeset
   460
	     [AC_DIVERT_PUSH(AC_DIVERSION_NOTICE)],
dac996d69abb Updated libtool support so Mingw32 builds work.
Sam Lantinga <slouken@libsdl.org>
parents: 723
diff changeset
   461
	 [AC_DIVERT_PUSH(NOTICE)])
dac996d69abb Updated libtool support so Mingw32 builds work.
Sam Lantinga <slouken@libsdl.org>
parents: 723
diff changeset
   462
$1
dac996d69abb Updated libtool support so Mingw32 builds work.
Sam Lantinga <slouken@libsdl.org>
parents: 723
diff changeset
   463
AC_DIVERT_POP
dac996d69abb Updated libtool support so Mingw32 builds work.
Sam Lantinga <slouken@libsdl.org>
parents: 723
diff changeset
   464
])# _LT_AC_SHELL_INIT
dac996d69abb Updated libtool support so Mingw32 builds work.
Sam Lantinga <slouken@libsdl.org>
parents: 723
diff changeset
   465
dac996d69abb Updated libtool support so Mingw32 builds work.
Sam Lantinga <slouken@libsdl.org>
parents: 723
diff changeset
   466
dac996d69abb Updated libtool support so Mingw32 builds work.
Sam Lantinga <slouken@libsdl.org>
parents: 723
diff changeset
   467
# _LT_AC_PROG_ECHO_BACKSLASH
dac996d69abb Updated libtool support so Mingw32 builds work.
Sam Lantinga <slouken@libsdl.org>
parents: 723
diff changeset
   468
# --------------------------
dac996d69abb Updated libtool support so Mingw32 builds work.
Sam Lantinga <slouken@libsdl.org>
parents: 723
diff changeset
   469
# Add some code to the start of the generated configure script which
dac996d69abb Updated libtool support so Mingw32 builds work.
Sam Lantinga <slouken@libsdl.org>
parents: 723
diff changeset
   470
# will find an echo command which doesn't interpret backslashes.
dac996d69abb Updated libtool support so Mingw32 builds work.
Sam Lantinga <slouken@libsdl.org>
parents: 723
diff changeset
   471
AC_DEFUN([_LT_AC_PROG_ECHO_BACKSLASH],
dac996d69abb Updated libtool support so Mingw32 builds work.
Sam Lantinga <slouken@libsdl.org>
parents: 723
diff changeset
   472
[_LT_AC_SHELL_INIT([
dac996d69abb Updated libtool support so Mingw32 builds work.
Sam Lantinga <slouken@libsdl.org>
parents: 723
diff changeset
   473
# Check that we are running under the correct shell.
dac996d69abb Updated libtool support so Mingw32 builds work.
Sam Lantinga <slouken@libsdl.org>
parents: 723
diff changeset
   474
SHELL=${CONFIG_SHELL-/bin/sh}
dac996d69abb Updated libtool support so Mingw32 builds work.
Sam Lantinga <slouken@libsdl.org>
parents: 723
diff changeset
   475
dac996d69abb Updated libtool support so Mingw32 builds work.
Sam Lantinga <slouken@libsdl.org>
parents: 723
diff changeset
   476
case X$ECHO in
dac996d69abb Updated libtool support so Mingw32 builds work.
Sam Lantinga <slouken@libsdl.org>
parents: 723
diff changeset
   477
X*--fallback-echo)
dac996d69abb Updated libtool support so Mingw32 builds work.
Sam Lantinga <slouken@libsdl.org>
parents: 723
diff changeset
   478
  # Remove one level of quotation (which was required for Make).
dac996d69abb Updated libtool support so Mingw32 builds work.
Sam Lantinga <slouken@libsdl.org>
parents: 723
diff changeset
   479
  ECHO=`echo "$ECHO" | sed 's,\\\\\[$]\\[$]0,'[$]0','`
dac996d69abb Updated libtool support so Mingw32 builds work.
Sam Lantinga <slouken@libsdl.org>
parents: 723
diff changeset
   480
  ;;
dac996d69abb Updated libtool support so Mingw32 builds work.
Sam Lantinga <slouken@libsdl.org>
parents: 723
diff changeset
   481
esac
dac996d69abb Updated libtool support so Mingw32 builds work.
Sam Lantinga <slouken@libsdl.org>
parents: 723
diff changeset
   482
dac996d69abb Updated libtool support so Mingw32 builds work.
Sam Lantinga <slouken@libsdl.org>
parents: 723
diff changeset
   483
echo=${ECHO-echo}
dac996d69abb Updated libtool support so Mingw32 builds work.
Sam Lantinga <slouken@libsdl.org>
parents: 723
diff changeset
   484
if test "X[$]1" = X--no-reexec; then
dac996d69abb Updated libtool support so Mingw32 builds work.
Sam Lantinga <slouken@libsdl.org>
parents: 723
diff changeset
   485
  # Discard the --no-reexec flag, and continue.
dac996d69abb Updated libtool support so Mingw32 builds work.
Sam Lantinga <slouken@libsdl.org>
parents: 723
diff changeset
   486
  shift
dac996d69abb Updated libtool support so Mingw32 builds work.
Sam Lantinga <slouken@libsdl.org>
parents: 723
diff changeset
   487
elif test "X[$]1" = X--fallback-echo; then
dac996d69abb Updated libtool support so Mingw32 builds work.
Sam Lantinga <slouken@libsdl.org>
parents: 723
diff changeset
   488
  # Avoid inline document here, it may be left over
dac996d69abb Updated libtool support so Mingw32 builds work.
Sam Lantinga <slouken@libsdl.org>
parents: 723
diff changeset
   489
  :
dac996d69abb Updated libtool support so Mingw32 builds work.
Sam Lantinga <slouken@libsdl.org>
parents: 723
diff changeset
   490
elif test "X`($echo '\t') 2>/dev/null`" = 'X\t' ; then
dac996d69abb Updated libtool support so Mingw32 builds work.
Sam Lantinga <slouken@libsdl.org>
parents: 723
diff changeset
   491
  # Yippee, $echo works!
dac996d69abb Updated libtool support so Mingw32 builds work.
Sam Lantinga <slouken@libsdl.org>
parents: 723
diff changeset
   492
  :
dac996d69abb Updated libtool support so Mingw32 builds work.
Sam Lantinga <slouken@libsdl.org>
parents: 723
diff changeset
   493
else
dac996d69abb Updated libtool support so Mingw32 builds work.
Sam Lantinga <slouken@libsdl.org>
parents: 723
diff changeset
   494
  # Restart under the correct shell.
dac996d69abb Updated libtool support so Mingw32 builds work.
Sam Lantinga <slouken@libsdl.org>
parents: 723
diff changeset
   495
  exec $SHELL "[$]0" --no-reexec ${1+"[$]@"}
dac996d69abb Updated libtool support so Mingw32 builds work.
Sam Lantinga <slouken@libsdl.org>
parents: 723
diff changeset
   496
fi
dac996d69abb Updated libtool support so Mingw32 builds work.
Sam Lantinga <slouken@libsdl.org>
parents: 723
diff changeset
   497
dac996d69abb Updated libtool support so Mingw32 builds work.
Sam Lantinga <slouken@libsdl.org>
parents: 723
diff changeset
   498
if test "X[$]1" = X--fallback-echo; then
dac996d69abb Updated libtool support so Mingw32 builds work.
Sam Lantinga <slouken@libsdl.org>
parents: 723
diff changeset
   499
  # used as fallback echo
dac996d69abb Updated libtool support so Mingw32 builds work.
Sam Lantinga <slouken@libsdl.org>
parents: 723
diff changeset
   500
  shift
dac996d69abb Updated libtool support so Mingw32 builds work.
Sam Lantinga <slouken@libsdl.org>
parents: 723
diff changeset
   501
  cat <<EOF
dac996d69abb Updated libtool support so Mingw32 builds work.
Sam Lantinga <slouken@libsdl.org>
parents: 723
diff changeset
   502
[$]*
dac996d69abb Updated libtool support so Mingw32 builds work.
Sam Lantinga <slouken@libsdl.org>
parents: 723
diff changeset
   503
EOF
dac996d69abb Updated libtool support so Mingw32 builds work.
Sam Lantinga <slouken@libsdl.org>
parents: 723
diff changeset
   504
  exit 0
dac996d69abb Updated libtool support so Mingw32 builds work.
Sam Lantinga <slouken@libsdl.org>
parents: 723
diff changeset
   505
fi
dac996d69abb Updated libtool support so Mingw32 builds work.
Sam Lantinga <slouken@libsdl.org>
parents: 723
diff changeset
   506
dac996d69abb Updated libtool support so Mingw32 builds work.
Sam Lantinga <slouken@libsdl.org>
parents: 723
diff changeset
   507
# The HP-UX ksh and POSIX shell print the target directory to stdout
dac996d69abb Updated libtool support so Mingw32 builds work.
Sam Lantinga <slouken@libsdl.org>
parents: 723
diff changeset
   508
# if CDPATH is set.
dac996d69abb Updated libtool support so Mingw32 builds work.
Sam Lantinga <slouken@libsdl.org>
parents: 723
diff changeset
   509
if test "X${CDPATH+set}" = Xset; then CDPATH=:; export CDPATH; fi
dac996d69abb Updated libtool support so Mingw32 builds work.
Sam Lantinga <slouken@libsdl.org>
parents: 723
diff changeset
   510
dac996d69abb Updated libtool support so Mingw32 builds work.
Sam Lantinga <slouken@libsdl.org>
parents: 723
diff changeset
   511
if test -z "$ECHO"; then
dac996d69abb Updated libtool support so Mingw32 builds work.
Sam Lantinga <slouken@libsdl.org>
parents: 723
diff changeset
   512
if test "X${echo_test_string+set}" != Xset; then
dac996d69abb Updated libtool support so Mingw32 builds work.
Sam Lantinga <slouken@libsdl.org>
parents: 723
diff changeset
   513
# find a string as large as possible, as long as the shell can cope with it
dac996d69abb Updated libtool support so Mingw32 builds work.
Sam Lantinga <slouken@libsdl.org>
parents: 723
diff changeset
   514
  for cmd in 'sed 50q "[$]0"' 'sed 20q "[$]0"' 'sed 10q "[$]0"' 'sed 2q "[$]0"' 'echo test'; do
dac996d69abb Updated libtool support so Mingw32 builds work.
Sam Lantinga <slouken@libsdl.org>
parents: 723
diff changeset
   515
    # expected sizes: less than 2Kb, 1Kb, 512 bytes, 16 bytes, ...
dac996d69abb Updated libtool support so Mingw32 builds work.
Sam Lantinga <slouken@libsdl.org>
parents: 723
diff changeset
   516
    if (echo_test_string="`eval $cmd`") 2>/dev/null &&
dac996d69abb Updated libtool support so Mingw32 builds work.
Sam Lantinga <slouken@libsdl.org>
parents: 723
diff changeset
   517
       echo_test_string="`eval $cmd`" &&
dac996d69abb Updated libtool support so Mingw32 builds work.
Sam Lantinga <slouken@libsdl.org>
parents: 723
diff changeset
   518
       (test "X$echo_test_string" = "X$echo_test_string") 2>/dev/null
dac996d69abb Updated libtool support so Mingw32 builds work.
Sam Lantinga <slouken@libsdl.org>
parents: 723
diff changeset
   519
    then
dac996d69abb Updated libtool support so Mingw32 builds work.
Sam Lantinga <slouken@libsdl.org>
parents: 723
diff changeset
   520
      break
dac996d69abb Updated libtool support so Mingw32 builds work.
Sam Lantinga <slouken@libsdl.org>
parents: 723
diff changeset
   521
    fi
dac996d69abb Updated libtool support so Mingw32 builds work.
Sam Lantinga <slouken@libsdl.org>
parents: 723
diff changeset
   522
  done
dac996d69abb Updated libtool support so Mingw32 builds work.
Sam Lantinga <slouken@libsdl.org>
parents: 723
diff changeset
   523
fi
dac996d69abb Updated libtool support so Mingw32 builds work.
Sam Lantinga <slouken@libsdl.org>
parents: 723
diff changeset
   524
dac996d69abb Updated libtool support so Mingw32 builds work.
Sam Lantinga <slouken@libsdl.org>
parents: 723
diff changeset
   525
if test "X`($echo '\t') 2>/dev/null`" = 'X\t' &&
dac996d69abb Updated libtool support so Mingw32 builds work.
Sam Lantinga <slouken@libsdl.org>
parents: 723
diff changeset
   526
   echo_testing_string=`($echo "$echo_test_string") 2>/dev/null` &&
dac996d69abb Updated libtool support so Mingw32 builds work.
Sam Lantinga <slouken@libsdl.org>
parents: 723
diff changeset
   527
   test "X$echo_testing_string" = "X$echo_test_string"; then
dac996d69abb Updated libtool support so Mingw32 builds work.
Sam Lantinga <slouken@libsdl.org>
parents: 723
diff changeset
   528
  :
dac996d69abb Updated libtool support so Mingw32 builds work.
Sam Lantinga <slouken@libsdl.org>
parents: 723
diff changeset
   529
else
dac996d69abb Updated libtool support so Mingw32 builds work.
Sam Lantinga <slouken@libsdl.org>
parents: 723
diff changeset
   530
  # The Solaris, AIX, and Digital Unix default echo programs unquote
dac996d69abb Updated libtool support so Mingw32 builds work.
Sam Lantinga <slouken@libsdl.org>
parents: 723
diff changeset
   531
  # backslashes.  This makes it impossible to quote backslashes using
dac996d69abb Updated libtool support so Mingw32 builds work.
Sam Lantinga <slouken@libsdl.org>
parents: 723
diff changeset
   532
  #   echo "$something" | sed 's/\\/\\\\/g'
dac996d69abb Updated libtool support so Mingw32 builds work.
Sam Lantinga <slouken@libsdl.org>
parents: 723
diff changeset
   533
  #
dac996d69abb Updated libtool support so Mingw32 builds work.
Sam Lantinga <slouken@libsdl.org>
parents: 723
diff changeset
   534
  # So, first we look for a working echo in the user's PATH.
dac996d69abb Updated libtool support so Mingw32 builds work.
Sam Lantinga <slouken@libsdl.org>
parents: 723
diff changeset
   535
dac996d69abb Updated libtool support so Mingw32 builds work.
Sam Lantinga <slouken@libsdl.org>
parents: 723
diff changeset
   536
  lt_save_ifs="$IFS"; IFS=$PATH_SEPARATOR
dac996d69abb Updated libtool support so Mingw32 builds work.
Sam Lantinga <slouken@libsdl.org>
parents: 723
diff changeset
   537
  for dir in $PATH /usr/ucb; do
dac996d69abb Updated libtool support so Mingw32 builds work.
Sam Lantinga <slouken@libsdl.org>
parents: 723
diff changeset
   538
    IFS="$lt_save_ifs"
dac996d69abb Updated libtool support so Mingw32 builds work.
Sam Lantinga <slouken@libsdl.org>
parents: 723
diff changeset
   539
    if (test -f $dir/echo || test -f $dir/echo$ac_exeext) &&
dac996d69abb Updated libtool support so Mingw32 builds work.
Sam Lantinga <slouken@libsdl.org>
parents: 723
diff changeset
   540
       test "X`($dir/echo '\t') 2>/dev/null`" = 'X\t' &&
dac996d69abb Updated libtool support so Mingw32 builds work.
Sam Lantinga <slouken@libsdl.org>
parents: 723
diff changeset
   541
       echo_testing_string=`($dir/echo "$echo_test_string") 2>/dev/null` &&
dac996d69abb Updated libtool support so Mingw32 builds work.
Sam Lantinga <slouken@libsdl.org>
parents: 723
diff changeset
   542
       test "X$echo_testing_string" = "X$echo_test_string"; then
dac996d69abb Updated libtool support so Mingw32 builds work.
Sam Lantinga <slouken@libsdl.org>
parents: 723
diff changeset
   543
      echo="$dir/echo"
dac996d69abb Updated libtool support so Mingw32 builds work.
Sam Lantinga <slouken@libsdl.org>
parents: 723
diff changeset
   544
      break
dac996d69abb Updated libtool support so Mingw32 builds work.
Sam Lantinga <slouken@libsdl.org>
parents: 723
diff changeset
   545
    fi
dac996d69abb Updated libtool support so Mingw32 builds work.
Sam Lantinga <slouken@libsdl.org>
parents: 723
diff changeset
   546
  done
dac996d69abb Updated libtool support so Mingw32 builds work.
Sam Lantinga <slouken@libsdl.org>
parents: 723
diff changeset
   547
  IFS="$lt_save_ifs"
dac996d69abb Updated libtool support so Mingw32 builds work.
Sam Lantinga <slouken@libsdl.org>
parents: 723
diff changeset
   548
dac996d69abb Updated libtool support so Mingw32 builds work.
Sam Lantinga <slouken@libsdl.org>
parents: 723
diff changeset
   549
  if test "X$echo" = Xecho; then
dac996d69abb Updated libtool support so Mingw32 builds work.
Sam Lantinga <slouken@libsdl.org>
parents: 723
diff changeset
   550
    # We didn't find a better echo, so look for alternatives.
dac996d69abb Updated libtool support so Mingw32 builds work.
Sam Lantinga <slouken@libsdl.org>
parents: 723
diff changeset
   551
    if test "X`(print -r '\t') 2>/dev/null`" = 'X\t' &&
dac996d69abb Updated libtool support so Mingw32 builds work.
Sam Lantinga <slouken@libsdl.org>
parents: 723
diff changeset
   552
       echo_testing_string=`(print -r "$echo_test_string") 2>/dev/null` &&
dac996d69abb Updated libtool support so Mingw32 builds work.
Sam Lantinga <slouken@libsdl.org>
parents: 723
diff changeset
   553
       test "X$echo_testing_string" = "X$echo_test_string"; then
dac996d69abb Updated libtool support so Mingw32 builds work.
Sam Lantinga <slouken@libsdl.org>
parents: 723
diff changeset
   554
      # This shell has a builtin print -r that does the trick.
dac996d69abb Updated libtool support so Mingw32 builds work.
Sam Lantinga <slouken@libsdl.org>
parents: 723
diff changeset
   555
      echo='print -r'
dac996d69abb Updated libtool support so Mingw32 builds work.
Sam Lantinga <slouken@libsdl.org>
parents: 723
diff changeset
   556
    elif (test -f /bin/ksh || test -f /bin/ksh$ac_exeext) &&
dac996d69abb Updated libtool support so Mingw32 builds work.
Sam Lantinga <slouken@libsdl.org>
parents: 723
diff changeset
   557
	 test "X$CONFIG_SHELL" != X/bin/ksh; then
dac996d69abb Updated libtool support so Mingw32 builds work.
Sam Lantinga <slouken@libsdl.org>
parents: 723
diff changeset
   558
      # If we have ksh, try running configure again with it.
dac996d69abb Updated libtool support so Mingw32 builds work.
Sam Lantinga <slouken@libsdl.org>
parents: 723
diff changeset
   559
      ORIGINAL_CONFIG_SHELL=${CONFIG_SHELL-/bin/sh}
dac996d69abb Updated libtool support so Mingw32 builds work.
Sam Lantinga <slouken@libsdl.org>
parents: 723
diff changeset
   560
      export ORIGINAL_CONFIG_SHELL
dac996d69abb Updated libtool support so Mingw32 builds work.
Sam Lantinga <slouken@libsdl.org>
parents: 723
diff changeset
   561
      CONFIG_SHELL=/bin/ksh
dac996d69abb Updated libtool support so Mingw32 builds work.
Sam Lantinga <slouken@libsdl.org>
parents: 723
diff changeset
   562
      export CONFIG_SHELL
dac996d69abb Updated libtool support so Mingw32 builds work.
Sam Lantinga <slouken@libsdl.org>
parents: 723
diff changeset
   563
      exec $CONFIG_SHELL "[$]0" --no-reexec ${1+"[$]@"}
dac996d69abb Updated libtool support so Mingw32 builds work.
Sam Lantinga <slouken@libsdl.org>
parents: 723
diff changeset
   564
    else
dac996d69abb Updated libtool support so Mingw32 builds work.
Sam Lantinga <slouken@libsdl.org>
parents: 723
diff changeset
   565
      # Try using printf.
dac996d69abb Updated libtool support so Mingw32 builds work.
Sam Lantinga <slouken@libsdl.org>
parents: 723
diff changeset
   566
      echo='printf %s\n'
dac996d69abb Updated libtool support so Mingw32 builds work.
Sam Lantinga <slouken@libsdl.org>
parents: 723
diff changeset
   567
      if test "X`($echo '\t') 2>/dev/null`" = 'X\t' &&
dac996d69abb Updated libtool support so Mingw32 builds work.
Sam Lantinga <slouken@libsdl.org>
parents: 723
diff changeset
   568
	 echo_testing_string=`($echo "$echo_test_string") 2>/dev/null` &&
dac996d69abb Updated libtool support so Mingw32 builds work.
Sam Lantinga <slouken@libsdl.org>
parents: 723
diff changeset
   569
	 test "X$echo_testing_string" = "X$echo_test_string"; then
dac996d69abb Updated libtool support so Mingw32 builds work.
Sam Lantinga <slouken@libsdl.org>
parents: 723
diff changeset
   570
	# Cool, printf works
dac996d69abb Updated libtool support so Mingw32 builds work.
Sam Lantinga <slouken@libsdl.org>
parents: 723
diff changeset
   571
	:
dac996d69abb Updated libtool support so Mingw32 builds work.
Sam Lantinga <slouken@libsdl.org>
parents: 723
diff changeset
   572
      elif echo_testing_string=`($ORIGINAL_CONFIG_SHELL "[$]0" --fallback-echo '\t') 2>/dev/null` &&
dac996d69abb Updated libtool support so Mingw32 builds work.
Sam Lantinga <slouken@libsdl.org>
parents: 723
diff changeset
   573
	   test "X$echo_testing_string" = 'X\t' &&
dac996d69abb Updated libtool support so Mingw32 builds work.
Sam Lantinga <slouken@libsdl.org>
parents: 723
diff changeset
   574
	   echo_testing_string=`($ORIGINAL_CONFIG_SHELL "[$]0" --fallback-echo "$echo_test_string") 2>/dev/null` &&
dac996d69abb Updated libtool support so Mingw32 builds work.
Sam Lantinga <slouken@libsdl.org>
parents: 723
diff changeset
   575
	   test "X$echo_testing_string" = "X$echo_test_string"; then
dac996d69abb Updated libtool support so Mingw32 builds work.
Sam Lantinga <slouken@libsdl.org>
parents: 723
diff changeset
   576
	CONFIG_SHELL=$ORIGINAL_CONFIG_SHELL
dac996d69abb Updated libtool support so Mingw32 builds work.
Sam Lantinga <slouken@libsdl.org>
parents: 723
diff changeset
   577
	export CONFIG_SHELL
dac996d69abb Updated libtool support so Mingw32 builds work.
Sam Lantinga <slouken@libsdl.org>
parents: 723
diff changeset
   578
	SHELL="$CONFIG_SHELL"
dac996d69abb Updated libtool support so Mingw32 builds work.
Sam Lantinga <slouken@libsdl.org>
parents: 723
diff changeset
   579
	export SHELL
dac996d69abb Updated libtool support so Mingw32 builds work.
Sam Lantinga <slouken@libsdl.org>
parents: 723
diff changeset
   580
	echo="$CONFIG_SHELL [$]0 --fallback-echo"
dac996d69abb Updated libtool support so Mingw32 builds work.
Sam Lantinga <slouken@libsdl.org>
parents: 723
diff changeset
   581
      elif echo_testing_string=`($CONFIG_SHELL "[$]0" --fallback-echo '\t') 2>/dev/null` &&
dac996d69abb Updated libtool support so Mingw32 builds work.
Sam Lantinga <slouken@libsdl.org>
parents: 723
diff changeset
   582
	   test "X$echo_testing_string" = 'X\t' &&
dac996d69abb Updated libtool support so Mingw32 builds work.
Sam Lantinga <slouken@libsdl.org>
parents: 723
diff changeset
   583
	   echo_testing_string=`($CONFIG_SHELL "[$]0" --fallback-echo "$echo_test_string") 2>/dev/null` &&
dac996d69abb Updated libtool support so Mingw32 builds work.
Sam Lantinga <slouken@libsdl.org>
parents: 723
diff changeset
   584
	   test "X$echo_testing_string" = "X$echo_test_string"; then
dac996d69abb Updated libtool support so Mingw32 builds work.
Sam Lantinga <slouken@libsdl.org>
parents: 723
diff changeset
   585
	echo="$CONFIG_SHELL [$]0 --fallback-echo"
dac996d69abb Updated libtool support so Mingw32 builds work.
Sam Lantinga <slouken@libsdl.org>
parents: 723
diff changeset
   586
      else
dac996d69abb Updated libtool support so Mingw32 builds work.
Sam Lantinga <slouken@libsdl.org>
parents: 723
diff changeset
   587
	# maybe with a smaller string...
dac996d69abb Updated libtool support so Mingw32 builds work.
Sam Lantinga <slouken@libsdl.org>
parents: 723
diff changeset
   588
	prev=:
dac996d69abb Updated libtool support so Mingw32 builds work.
Sam Lantinga <slouken@libsdl.org>
parents: 723
diff changeset
   589
dac996d69abb Updated libtool support so Mingw32 builds work.
Sam Lantinga <slouken@libsdl.org>
parents: 723
diff changeset
   590
	for cmd in 'echo test' 'sed 2q "[$]0"' 'sed 10q "[$]0"' 'sed 20q "[$]0"' 'sed 50q "[$]0"'; do
dac996d69abb Updated libtool support so Mingw32 builds work.
Sam Lantinga <slouken@libsdl.org>
parents: 723
diff changeset
   591
	  if (test "X$echo_test_string" = "X`eval $cmd`") 2>/dev/null
dac996d69abb Updated libtool support so Mingw32 builds work.
Sam Lantinga <slouken@libsdl.org>
parents: 723
diff changeset
   592
	  then
dac996d69abb Updated libtool support so Mingw32 builds work.
Sam Lantinga <slouken@libsdl.org>
parents: 723
diff changeset
   593
	    break
dac996d69abb Updated libtool support so Mingw32 builds work.
Sam Lantinga <slouken@libsdl.org>
parents: 723
diff changeset
   594
	  fi
dac996d69abb Updated libtool support so Mingw32 builds work.
Sam Lantinga <slouken@libsdl.org>
parents: 723
diff changeset
   595
	  prev="$cmd"
dac996d69abb Updated libtool support so Mingw32 builds work.
Sam Lantinga <slouken@libsdl.org>
parents: 723
diff changeset
   596
	done
dac996d69abb Updated libtool support so Mingw32 builds work.
Sam Lantinga <slouken@libsdl.org>
parents: 723
diff changeset
   597
dac996d69abb Updated libtool support so Mingw32 builds work.
Sam Lantinga <slouken@libsdl.org>
parents: 723
diff changeset
   598
	if test "$prev" != 'sed 50q "[$]0"'; then
dac996d69abb Updated libtool support so Mingw32 builds work.
Sam Lantinga <slouken@libsdl.org>
parents: 723
diff changeset
   599
	  echo_test_string=`eval $prev`
dac996d69abb Updated libtool support so Mingw32 builds work.
Sam Lantinga <slouken@libsdl.org>
parents: 723
diff changeset
   600
	  export echo_test_string
dac996d69abb Updated libtool support so Mingw32 builds work.
Sam Lantinga <slouken@libsdl.org>
parents: 723
diff changeset
   601
	  exec ${ORIGINAL_CONFIG_SHELL-${CONFIG_SHELL-/bin/sh}} "[$]0" ${1+"[$]@"}
dac996d69abb Updated libtool support so Mingw32 builds work.
Sam Lantinga <slouken@libsdl.org>
parents: 723
diff changeset
   602
	else
dac996d69abb Updated libtool support so Mingw32 builds work.
Sam Lantinga <slouken@libsdl.org>
parents: 723
diff changeset
   603
	  # Oops.  We lost completely, so just stick with echo.
dac996d69abb Updated libtool support so Mingw32 builds work.
Sam Lantinga <slouken@libsdl.org>
parents: 723
diff changeset
   604
	  echo=echo
dac996d69abb Updated libtool support so Mingw32 builds work.
Sam Lantinga <slouken@libsdl.org>
parents: 723
diff changeset
   605
	fi
dac996d69abb Updated libtool support so Mingw32 builds work.
Sam Lantinga <slouken@libsdl.org>
parents: 723
diff changeset
   606
      fi
dac996d69abb Updated libtool support so Mingw32 builds work.
Sam Lantinga <slouken@libsdl.org>
parents: 723
diff changeset
   607
    fi
dac996d69abb Updated libtool support so Mingw32 builds work.
Sam Lantinga <slouken@libsdl.org>
parents: 723
diff changeset
   608
  fi
dac996d69abb Updated libtool support so Mingw32 builds work.
Sam Lantinga <slouken@libsdl.org>
parents: 723
diff changeset
   609
fi
dac996d69abb Updated libtool support so Mingw32 builds work.
Sam Lantinga <slouken@libsdl.org>
parents: 723
diff changeset
   610
fi
dac996d69abb Updated libtool support so Mingw32 builds work.
Sam Lantinga <slouken@libsdl.org>
parents: 723
diff changeset
   611
dac996d69abb Updated libtool support so Mingw32 builds work.
Sam Lantinga <slouken@libsdl.org>
parents: 723
diff changeset
   612
# Copy echo and quote the copy suitably for passing to libtool from
dac996d69abb Updated libtool support so Mingw32 builds work.
Sam Lantinga <slouken@libsdl.org>
parents: 723
diff changeset
   613
# the Makefile, instead of quoting the original, which is used later.
dac996d69abb Updated libtool support so Mingw32 builds work.
Sam Lantinga <slouken@libsdl.org>
parents: 723
diff changeset
   614
ECHO=$echo
dac996d69abb Updated libtool support so Mingw32 builds work.
Sam Lantinga <slouken@libsdl.org>
parents: 723
diff changeset
   615
if test "X$ECHO" = "X$CONFIG_SHELL [$]0 --fallback-echo"; then
dac996d69abb Updated libtool support so Mingw32 builds work.
Sam Lantinga <slouken@libsdl.org>
parents: 723
diff changeset
   616
   ECHO="$CONFIG_SHELL \\\$\[$]0 --fallback-echo"
dac996d69abb Updated libtool support so Mingw32 builds work.
Sam Lantinga <slouken@libsdl.org>
parents: 723
diff changeset
   617
fi
dac996d69abb Updated libtool support so Mingw32 builds work.
Sam Lantinga <slouken@libsdl.org>
parents: 723
diff changeset
   618
dac996d69abb Updated libtool support so Mingw32 builds work.
Sam Lantinga <slouken@libsdl.org>
parents: 723
diff changeset
   619
AC_SUBST(ECHO)
dac996d69abb Updated libtool support so Mingw32 builds work.
Sam Lantinga <slouken@libsdl.org>
parents: 723
diff changeset
   620
])])# _LT_AC_PROG_ECHO_BACKSLASH
dac996d69abb Updated libtool support so Mingw32 builds work.
Sam Lantinga <slouken@libsdl.org>
parents: 723
diff changeset
   621
dac996d69abb Updated libtool support so Mingw32 builds work.
Sam Lantinga <slouken@libsdl.org>
parents: 723
diff changeset
   622
dac996d69abb Updated libtool support so Mingw32 builds work.
Sam Lantinga <slouken@libsdl.org>
parents: 723
diff changeset
   623
# _LT_AC_LOCK
dac996d69abb Updated libtool support so Mingw32 builds work.
Sam Lantinga <slouken@libsdl.org>
parents: 723
diff changeset
   624
# -----------
dac996d69abb Updated libtool support so Mingw32 builds work.
Sam Lantinga <slouken@libsdl.org>
parents: 723
diff changeset
   625
AC_DEFUN([_LT_AC_LOCK],
dac996d69abb Updated libtool support so Mingw32 builds work.
Sam Lantinga <slouken@libsdl.org>
parents: 723
diff changeset
   626
[AC_ARG_ENABLE([libtool-lock],
dac996d69abb Updated libtool support so Mingw32 builds work.
Sam Lantinga <slouken@libsdl.org>
parents: 723
diff changeset
   627
    [AC_HELP_STRING([--disable-libtool-lock],
dac996d69abb Updated libtool support so Mingw32 builds work.
Sam Lantinga <slouken@libsdl.org>
parents: 723
diff changeset
   628
	[avoid locking (might break parallel builds)])])
dac996d69abb Updated libtool support so Mingw32 builds work.
Sam Lantinga <slouken@libsdl.org>
parents: 723
diff changeset
   629
test "x$enable_libtool_lock" != xno && enable_libtool_lock=yes
0
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
   630
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
   631
# Some flags need to be propagated to the compiler or linker for good
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
   632
# libtool support.
729
dac996d69abb Updated libtool support so Mingw32 builds work.
Sam Lantinga <slouken@libsdl.org>
parents: 723
diff changeset
   633
case $host in
dac996d69abb Updated libtool support so Mingw32 builds work.
Sam Lantinga <slouken@libsdl.org>
parents: 723
diff changeset
   634
ia64-*-hpux*)
dac996d69abb Updated libtool support so Mingw32 builds work.
Sam Lantinga <slouken@libsdl.org>
parents: 723
diff changeset
   635
  # Find out which ABI we are using.
dac996d69abb Updated libtool support so Mingw32 builds work.
Sam Lantinga <slouken@libsdl.org>
parents: 723
diff changeset
   636
  echo 'int i;' > conftest.$ac_ext
dac996d69abb Updated libtool support so Mingw32 builds work.
Sam Lantinga <slouken@libsdl.org>
parents: 723
diff changeset
   637
  if AC_TRY_EVAL(ac_compile); then
dac996d69abb Updated libtool support so Mingw32 builds work.
Sam Lantinga <slouken@libsdl.org>
parents: 723
diff changeset
   638
    case `/usr/bin/file conftest.$ac_objext` in
dac996d69abb Updated libtool support so Mingw32 builds work.
Sam Lantinga <slouken@libsdl.org>
parents: 723
diff changeset
   639
    *ELF-32*)
dac996d69abb Updated libtool support so Mingw32 builds work.
Sam Lantinga <slouken@libsdl.org>
parents: 723
diff changeset
   640
      HPUX_IA64_MODE="32"
dac996d69abb Updated libtool support so Mingw32 builds work.
Sam Lantinga <slouken@libsdl.org>
parents: 723
diff changeset
   641
      ;;
dac996d69abb Updated libtool support so Mingw32 builds work.
Sam Lantinga <slouken@libsdl.org>
parents: 723
diff changeset
   642
    *ELF-64*)
dac996d69abb Updated libtool support so Mingw32 builds work.
Sam Lantinga <slouken@libsdl.org>
parents: 723
diff changeset
   643
      HPUX_IA64_MODE="64"
dac996d69abb Updated libtool support so Mingw32 builds work.
Sam Lantinga <slouken@libsdl.org>
parents: 723
diff changeset
   644
      ;;
dac996d69abb Updated libtool support so Mingw32 builds work.
Sam Lantinga <slouken@libsdl.org>
parents: 723
diff changeset
   645
    esac
dac996d69abb Updated libtool support so Mingw32 builds work.
Sam Lantinga <slouken@libsdl.org>
parents: 723
diff changeset
   646
  fi
dac996d69abb Updated libtool support so Mingw32 builds work.
Sam Lantinga <slouken@libsdl.org>
parents: 723
diff changeset
   647
  rm -rf conftest*
dac996d69abb Updated libtool support so Mingw32 builds work.
Sam Lantinga <slouken@libsdl.org>
parents: 723
diff changeset
   648
  ;;
0
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
   649
*-*-irix6*)
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
   650
  # Find out which ABI we are using.
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
   651
  echo '[#]line __oline__ "configure"' > conftest.$ac_ext
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
   652
  if AC_TRY_EVAL(ac_compile); then
729
dac996d69abb Updated libtool support so Mingw32 builds work.
Sam Lantinga <slouken@libsdl.org>
parents: 723
diff changeset
   653
   if test "$lt_cv_prog_gnu_ld" = yes; then
dac996d69abb Updated libtool support so Mingw32 builds work.
Sam Lantinga <slouken@libsdl.org>
parents: 723
diff changeset
   654
    case `/usr/bin/file conftest.$ac_objext` in
dac996d69abb Updated libtool support so Mingw32 builds work.
Sam Lantinga <slouken@libsdl.org>
parents: 723
diff changeset
   655
    *32-bit*)
dac996d69abb Updated libtool support so Mingw32 builds work.
Sam Lantinga <slouken@libsdl.org>
parents: 723
diff changeset
   656
      LD="${LD-ld} -melf32bsmip"
dac996d69abb Updated libtool support so Mingw32 builds work.
Sam Lantinga <slouken@libsdl.org>
parents: 723
diff changeset
   657
      ;;
dac996d69abb Updated libtool support so Mingw32 builds work.
Sam Lantinga <slouken@libsdl.org>
parents: 723
diff changeset
   658
    *N32*)
dac996d69abb Updated libtool support so Mingw32 builds work.
Sam Lantinga <slouken@libsdl.org>
parents: 723
diff changeset
   659
      LD="${LD-ld} -melf32bmipn32"
dac996d69abb Updated libtool support so Mingw32 builds work.
Sam Lantinga <slouken@libsdl.org>
parents: 723
diff changeset
   660
      ;;
dac996d69abb Updated libtool support so Mingw32 builds work.
Sam Lantinga <slouken@libsdl.org>
parents: 723
diff changeset
   661
    *64-bit*)
dac996d69abb Updated libtool support so Mingw32 builds work.
Sam Lantinga <slouken@libsdl.org>
parents: 723
diff changeset
   662
      LD="${LD-ld} -melf64bmip"
dac996d69abb Updated libtool support so Mingw32 builds work.
Sam Lantinga <slouken@libsdl.org>
parents: 723
diff changeset
   663
      ;;
dac996d69abb Updated libtool support so Mingw32 builds work.
Sam Lantinga <slouken@libsdl.org>
parents: 723
diff changeset
   664
    esac
dac996d69abb Updated libtool support so Mingw32 builds work.
Sam Lantinga <slouken@libsdl.org>
parents: 723
diff changeset
   665
   else
dac996d69abb Updated libtool support so Mingw32 builds work.
Sam Lantinga <slouken@libsdl.org>
parents: 723
diff changeset
   666
    case `/usr/bin/file conftest.$ac_objext` in
0
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
   667
    *32-bit*)
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
   668
      LD="${LD-ld} -32"
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
   669
      ;;
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
   670
    *N32*)
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
   671
      LD="${LD-ld} -n32"
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
   672
      ;;
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
   673
    *64-bit*)
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
   674
      LD="${LD-ld} -64"
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
   675
      ;;
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
   676
    esac
729
dac996d69abb Updated libtool support so Mingw32 builds work.
Sam Lantinga <slouken@libsdl.org>
parents: 723
diff changeset
   677
   fi
dac996d69abb Updated libtool support so Mingw32 builds work.
Sam Lantinga <slouken@libsdl.org>
parents: 723
diff changeset
   678
  fi
dac996d69abb Updated libtool support so Mingw32 builds work.
Sam Lantinga <slouken@libsdl.org>
parents: 723
diff changeset
   679
  rm -rf conftest*
dac996d69abb Updated libtool support so Mingw32 builds work.
Sam Lantinga <slouken@libsdl.org>
parents: 723
diff changeset
   680
  ;;
dac996d69abb Updated libtool support so Mingw32 builds work.
Sam Lantinga <slouken@libsdl.org>
parents: 723
diff changeset
   681
dac996d69abb Updated libtool support so Mingw32 builds work.
Sam Lantinga <slouken@libsdl.org>
parents: 723
diff changeset
   682
x86_64-*linux*|ppc*-*linux*|powerpc*-*linux*|s390*-*linux*|sparc*-*linux*)
dac996d69abb Updated libtool support so Mingw32 builds work.
Sam Lantinga <slouken@libsdl.org>
parents: 723
diff changeset
   683
  # Find out which ABI we are using.
dac996d69abb Updated libtool support so Mingw32 builds work.
Sam Lantinga <slouken@libsdl.org>
parents: 723
diff changeset
   684
  echo 'int i;' > conftest.$ac_ext
dac996d69abb Updated libtool support so Mingw32 builds work.
Sam Lantinga <slouken@libsdl.org>
parents: 723
diff changeset
   685
  if AC_TRY_EVAL(ac_compile); then
dac996d69abb Updated libtool support so Mingw32 builds work.
Sam Lantinga <slouken@libsdl.org>
parents: 723
diff changeset
   686
    case "`/usr/bin/file conftest.o`" in
dac996d69abb Updated libtool support so Mingw32 builds work.
Sam Lantinga <slouken@libsdl.org>
parents: 723
diff changeset
   687
    *32-bit*)
dac996d69abb Updated libtool support so Mingw32 builds work.
Sam Lantinga <slouken@libsdl.org>
parents: 723
diff changeset
   688
      case $host in
dac996d69abb Updated libtool support so Mingw32 builds work.
Sam Lantinga <slouken@libsdl.org>
parents: 723
diff changeset
   689
        x86_64-*linux*)
dac996d69abb Updated libtool support so Mingw32 builds work.
Sam Lantinga <slouken@libsdl.org>
parents: 723
diff changeset
   690
          LD="${LD-ld} -m elf_i386"
dac996d69abb Updated libtool support so Mingw32 builds work.
Sam Lantinga <slouken@libsdl.org>
parents: 723
diff changeset
   691
          ;;
dac996d69abb Updated libtool support so Mingw32 builds work.
Sam Lantinga <slouken@libsdl.org>
parents: 723
diff changeset
   692
        ppc64-*linux*)
dac996d69abb Updated libtool support so Mingw32 builds work.
Sam Lantinga <slouken@libsdl.org>
parents: 723
diff changeset
   693
          LD="${LD-ld} -m elf32ppclinux"
dac996d69abb Updated libtool support so Mingw32 builds work.
Sam Lantinga <slouken@libsdl.org>
parents: 723
diff changeset
   694
          ;;
dac996d69abb Updated libtool support so Mingw32 builds work.
Sam Lantinga <slouken@libsdl.org>
parents: 723
diff changeset
   695
        s390x-*linux*)
dac996d69abb Updated libtool support so Mingw32 builds work.
Sam Lantinga <slouken@libsdl.org>
parents: 723
diff changeset
   696
          LD="${LD-ld} -m elf_s390"
dac996d69abb Updated libtool support so Mingw32 builds work.
Sam Lantinga <slouken@libsdl.org>
parents: 723
diff changeset
   697
          ;;
dac996d69abb Updated libtool support so Mingw32 builds work.
Sam Lantinga <slouken@libsdl.org>
parents: 723
diff changeset
   698
        sparc64-*linux*)
dac996d69abb Updated libtool support so Mingw32 builds work.
Sam Lantinga <slouken@libsdl.org>
parents: 723
diff changeset
   699
          LD="${LD-ld} -m elf32_sparc"
dac996d69abb Updated libtool support so Mingw32 builds work.
Sam Lantinga <slouken@libsdl.org>
parents: 723
diff changeset
   700
          ;;
dac996d69abb Updated libtool support so Mingw32 builds work.
Sam Lantinga <slouken@libsdl.org>
parents: 723
diff changeset
   701
      esac
dac996d69abb Updated libtool support so Mingw32 builds work.
Sam Lantinga <slouken@libsdl.org>
parents: 723
diff changeset
   702
      ;;
dac996d69abb Updated libtool support so Mingw32 builds work.
Sam Lantinga <slouken@libsdl.org>
parents: 723
diff changeset
   703
    *64-bit*)
dac996d69abb Updated libtool support so Mingw32 builds work.
Sam Lantinga <slouken@libsdl.org>
parents: 723
diff changeset
   704
      case $host in
dac996d69abb Updated libtool support so Mingw32 builds work.
Sam Lantinga <slouken@libsdl.org>
parents: 723
diff changeset
   705
        x86_64-*linux*)
dac996d69abb Updated libtool support so Mingw32 builds work.
Sam Lantinga <slouken@libsdl.org>
parents: 723
diff changeset
   706
          LD="${LD-ld} -m elf_x86_64"
dac996d69abb Updated libtool support so Mingw32 builds work.
Sam Lantinga <slouken@libsdl.org>
parents: 723
diff changeset
   707
          ;;
dac996d69abb Updated libtool support so Mingw32 builds work.
Sam Lantinga <slouken@libsdl.org>
parents: 723
diff changeset
   708
        ppc*-*linux*|powerpc*-*linux*)
dac996d69abb Updated libtool support so Mingw32 builds work.
Sam Lantinga <slouken@libsdl.org>
parents: 723
diff changeset
   709
          LD="${LD-ld} -m elf64ppc"
dac996d69abb Updated libtool support so Mingw32 builds work.
Sam Lantinga <slouken@libsdl.org>
parents: 723
diff changeset
   710
          ;;
dac996d69abb Updated libtool support so Mingw32 builds work.
Sam Lantinga <slouken@libsdl.org>
parents: 723
diff changeset
   711
        s390*-*linux*)
dac996d69abb Updated libtool support so Mingw32 builds work.
Sam Lantinga <slouken@libsdl.org>
parents: 723
diff changeset
   712
          LD="${LD-ld} -m elf64_s390"
dac996d69abb Updated libtool support so Mingw32 builds work.
Sam Lantinga <slouken@libsdl.org>
parents: 723
diff changeset
   713
          ;;
dac996d69abb Updated libtool support so Mingw32 builds work.
Sam Lantinga <slouken@libsdl.org>
parents: 723
diff changeset
   714
        sparc*-*linux*)
dac996d69abb Updated libtool support so Mingw32 builds work.
Sam Lantinga <slouken@libsdl.org>
parents: 723
diff changeset
   715
          LD="${LD-ld} -m elf64_sparc"
dac996d69abb Updated libtool support so Mingw32 builds work.
Sam Lantinga <slouken@libsdl.org>
parents: 723
diff changeset
   716
          ;;
dac996d69abb Updated libtool support so Mingw32 builds work.
Sam Lantinga <slouken@libsdl.org>
parents: 723
diff changeset
   717
      esac
dac996d69abb Updated libtool support so Mingw32 builds work.
Sam Lantinga <slouken@libsdl.org>
parents: 723
diff changeset
   718
      ;;
dac996d69abb Updated libtool support so Mingw32 builds work.
Sam Lantinga <slouken@libsdl.org>
parents: 723
diff changeset
   719
    esac
0
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
   720
  fi
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
   721
  rm -rf conftest*
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
   722
  ;;
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
   723
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
   724
*-*-sco3.2v5*)
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
   725
  # On SCO OpenServer 5, we need -belf to get full-featured binaries.
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
   726
  SAVE_CFLAGS="$CFLAGS"
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
   727
  CFLAGS="$CFLAGS -belf"
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
   728
  AC_CACHE_CHECK([whether the C compiler needs -belf], lt_cv_cc_needs_belf,
729
dac996d69abb Updated libtool support so Mingw32 builds work.
Sam Lantinga <slouken@libsdl.org>
parents: 723
diff changeset
   729
    [AC_LANG_PUSH(C)
dac996d69abb Updated libtool support so Mingw32 builds work.
Sam Lantinga <slouken@libsdl.org>
parents: 723
diff changeset
   730
     AC_TRY_LINK([],[],[lt_cv_cc_needs_belf=yes],[lt_cv_cc_needs_belf=no])
dac996d69abb Updated libtool support so Mingw32 builds work.
Sam Lantinga <slouken@libsdl.org>
parents: 723
diff changeset
   731
     AC_LANG_POP])
0
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
   732
  if test x"$lt_cv_cc_needs_belf" != x"yes"; then
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
   733
    # this is probably gcc 2.8.0, egcs 1.0 or newer; no need for -belf
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
   734
    CFLAGS="$SAVE_CFLAGS"
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
   735
  fi
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
   736
  ;;
729
dac996d69abb Updated libtool support so Mingw32 builds work.
Sam Lantinga <slouken@libsdl.org>
parents: 723
diff changeset
   737
AC_PROVIDE_IFELSE([AC_LIBTOOL_WIN32_DLL],
dac996d69abb Updated libtool support so Mingw32 builds work.
Sam Lantinga <slouken@libsdl.org>
parents: 723
diff changeset
   738
[*-*-cygwin* | *-*-mingw* | *-*-pw32*)
0
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
   739
  AC_CHECK_TOOL(DLLTOOL, dlltool, false)
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
   740
  AC_CHECK_TOOL(AS, as, false)
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
   741
  AC_CHECK_TOOL(OBJDUMP, objdump, false)
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
   742
  ;;
729
dac996d69abb Updated libtool support so Mingw32 builds work.
Sam Lantinga <slouken@libsdl.org>
parents: 723
diff changeset
   743
  ])
dac996d69abb Updated libtool support so Mingw32 builds work.
Sam Lantinga <slouken@libsdl.org>
parents: 723
diff changeset
   744
esac
dac996d69abb Updated libtool support so Mingw32 builds work.
Sam Lantinga <slouken@libsdl.org>
parents: 723
diff changeset
   745
dac996d69abb Updated libtool support so Mingw32 builds work.
Sam Lantinga <slouken@libsdl.org>
parents: 723
diff changeset
   746
need_locks="$enable_libtool_lock"
dac996d69abb Updated libtool support so Mingw32 builds work.
Sam Lantinga <slouken@libsdl.org>
parents: 723
diff changeset
   747
dac996d69abb Updated libtool support so Mingw32 builds work.
Sam Lantinga <slouken@libsdl.org>
parents: 723
diff changeset
   748
])# _LT_AC_LOCK
dac996d69abb Updated libtool support so Mingw32 builds work.
Sam Lantinga <slouken@libsdl.org>
parents: 723
diff changeset
   749
dac996d69abb Updated libtool support so Mingw32 builds work.
Sam Lantinga <slouken@libsdl.org>
parents: 723
diff changeset
   750
dac996d69abb Updated libtool support so Mingw32 builds work.
Sam Lantinga <slouken@libsdl.org>
parents: 723
diff changeset
   751
# AC_LIBTOOL_COMPILER_OPTION(MESSAGE, VARIABLE-NAME, FLAGS,
dac996d69abb Updated libtool support so Mingw32 builds work.
Sam Lantinga <slouken@libsdl.org>
parents: 723
diff changeset
   752
#		[OUTPUT-FILE], [ACTION-SUCCESS], [ACTION-FAILURE])
dac996d69abb Updated libtool support so Mingw32 builds work.
Sam Lantinga <slouken@libsdl.org>
parents: 723
diff changeset
   753
# ----------------------------------------------------------------
dac996d69abb Updated libtool support so Mingw32 builds work.
Sam Lantinga <slouken@libsdl.org>
parents: 723
diff changeset
   754
# Check whether the given compiler option works
dac996d69abb Updated libtool support so Mingw32 builds work.
Sam Lantinga <slouken@libsdl.org>
parents: 723
diff changeset
   755
AC_DEFUN([AC_LIBTOOL_COMPILER_OPTION],
dac996d69abb Updated libtool support so Mingw32 builds work.
Sam Lantinga <slouken@libsdl.org>
parents: 723
diff changeset
   756
[AC_CACHE_CHECK([$1], [$2],
dac996d69abb Updated libtool support so Mingw32 builds work.
Sam Lantinga <slouken@libsdl.org>
parents: 723
diff changeset
   757
  [$2=no
dac996d69abb Updated libtool support so Mingw32 builds work.
Sam Lantinga <slouken@libsdl.org>
parents: 723
diff changeset
   758
  ifelse([$4], , [ac_outfile=conftest.$ac_objext], [ac_outfile=$4])
dac996d69abb Updated libtool support so Mingw32 builds work.
Sam Lantinga <slouken@libsdl.org>
parents: 723
diff changeset
   759
   printf "$lt_simple_compile_test_code" > conftest.$ac_ext
dac996d69abb Updated libtool support so Mingw32 builds work.
Sam Lantinga <slouken@libsdl.org>
parents: 723
diff changeset
   760
   lt_compiler_flag="$3"
dac996d69abb Updated libtool support so Mingw32 builds work.
Sam Lantinga <slouken@libsdl.org>
parents: 723
diff changeset
   761
   # Insert the option either (1) after the last *FLAGS variable, or
dac996d69abb Updated libtool support so Mingw32 builds work.
Sam Lantinga <slouken@libsdl.org>
parents: 723
diff changeset
   762
   # (2) before a word containing "conftest.", or (3) at the end.
dac996d69abb Updated libtool support so Mingw32 builds work.
Sam Lantinga <slouken@libsdl.org>
parents: 723
diff changeset
   763
   # Note that $ac_compile itself does not contain backslashes and begins
dac996d69abb Updated libtool support so Mingw32 builds work.
Sam Lantinga <slouken@libsdl.org>
parents: 723
diff changeset
   764
   # with a dollar sign (not a hyphen), so the echo should work correctly.
dac996d69abb Updated libtool support so Mingw32 builds work.
Sam Lantinga <slouken@libsdl.org>
parents: 723
diff changeset
   765
   # The option is referenced via a variable to avoid confusing sed.
dac996d69abb Updated libtool support so Mingw32 builds work.
Sam Lantinga <slouken@libsdl.org>
parents: 723
diff changeset
   766
   lt_compile=`echo "$ac_compile" | $SED \
dac996d69abb Updated libtool support so Mingw32 builds work.
Sam Lantinga <slouken@libsdl.org>
parents: 723
diff changeset
   767
   -e 's:.*FLAGS}? :&$lt_compiler_flag :; t' \
dac996d69abb Updated libtool support so Mingw32 builds work.
Sam Lantinga <slouken@libsdl.org>
parents: 723
diff changeset
   768
   -e 's: [[^ ]]*conftest\.: $lt_compiler_flag&:; t' \
dac996d69abb Updated libtool support so Mingw32 builds work.
Sam Lantinga <slouken@libsdl.org>
parents: 723
diff changeset
   769
   -e 's:$: $lt_compiler_flag:'`
dac996d69abb Updated libtool support so Mingw32 builds work.
Sam Lantinga <slouken@libsdl.org>
parents: 723
diff changeset
   770
   (eval echo "\"\$as_me:__oline__: $lt_compile\"" >&AS_MESSAGE_LOG_FD)
dac996d69abb Updated libtool support so Mingw32 builds work.
Sam Lantinga <slouken@libsdl.org>
parents: 723
diff changeset
   771
   (eval "$lt_compile" 2>conftest.err)
dac996d69abb Updated libtool support so Mingw32 builds work.
Sam Lantinga <slouken@libsdl.org>
parents: 723
diff changeset
   772
   ac_status=$?
dac996d69abb Updated libtool support so Mingw32 builds work.
Sam Lantinga <slouken@libsdl.org>
parents: 723
diff changeset
   773
   cat conftest.err >&AS_MESSAGE_LOG_FD
dac996d69abb Updated libtool support so Mingw32 builds work.
Sam Lantinga <slouken@libsdl.org>
parents: 723
diff changeset
   774
   echo "$as_me:__oline__: \$? = $ac_status" >&AS_MESSAGE_LOG_FD
dac996d69abb Updated libtool support so Mingw32 builds work.
Sam Lantinga <slouken@libsdl.org>
parents: 723
diff changeset
   775
   if (exit $ac_status) && test -s "$ac_outfile"; then
dac996d69abb Updated libtool support so Mingw32 builds work.
Sam Lantinga <slouken@libsdl.org>
parents: 723
diff changeset
   776
     # The compiler can only warn and ignore the option if not recognized
dac996d69abb Updated libtool support so Mingw32 builds work.
Sam Lantinga <slouken@libsdl.org>
parents: 723
diff changeset
   777
     # So say no if there are warnings
dac996d69abb Updated libtool support so Mingw32 builds work.
Sam Lantinga <slouken@libsdl.org>
parents: 723
diff changeset
   778
     if test ! -s conftest.err; then
dac996d69abb Updated libtool support so Mingw32 builds work.
Sam Lantinga <slouken@libsdl.org>
parents: 723
diff changeset
   779
       $2=yes
dac996d69abb Updated libtool support so Mingw32 builds work.
Sam Lantinga <slouken@libsdl.org>
parents: 723
diff changeset
   780
     fi
dac996d69abb Updated libtool support so Mingw32 builds work.
Sam Lantinga <slouken@libsdl.org>
parents: 723
diff changeset
   781
   fi
dac996d69abb Updated libtool support so Mingw32 builds work.
Sam Lantinga <slouken@libsdl.org>
parents: 723
diff changeset
   782
   $rm conftest*
0
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
   783
])
729
dac996d69abb Updated libtool support so Mingw32 builds work.
Sam Lantinga <slouken@libsdl.org>
parents: 723
diff changeset
   784
dac996d69abb Updated libtool support so Mingw32 builds work.
Sam Lantinga <slouken@libsdl.org>
parents: 723
diff changeset
   785
if test x"[$]$2" = xyes; then
dac996d69abb Updated libtool support so Mingw32 builds work.
Sam Lantinga <slouken@libsdl.org>
parents: 723
diff changeset
   786
    ifelse([$5], , :, [$5])
dac996d69abb Updated libtool support so Mingw32 builds work.
Sam Lantinga <slouken@libsdl.org>
parents: 723
diff changeset
   787
else
dac996d69abb Updated libtool support so Mingw32 builds work.
Sam Lantinga <slouken@libsdl.org>
parents: 723
diff changeset
   788
    ifelse([$6], , :, [$6])
dac996d69abb Updated libtool support so Mingw32 builds work.
Sam Lantinga <slouken@libsdl.org>
parents: 723
diff changeset
   789
fi
dac996d69abb Updated libtool support so Mingw32 builds work.
Sam Lantinga <slouken@libsdl.org>
parents: 723
diff changeset
   790
])# AC_LIBTOOL_COMPILER_OPTION
dac996d69abb Updated libtool support so Mingw32 builds work.
Sam Lantinga <slouken@libsdl.org>
parents: 723
diff changeset
   791
dac996d69abb Updated libtool support so Mingw32 builds work.
Sam Lantinga <slouken@libsdl.org>
parents: 723
diff changeset
   792
dac996d69abb Updated libtool support so Mingw32 builds work.
Sam Lantinga <slouken@libsdl.org>
parents: 723
diff changeset
   793
# AC_LIBTOOL_LINKER_OPTION(MESSAGE, VARIABLE-NAME, FLAGS,
dac996d69abb Updated libtool support so Mingw32 builds work.
Sam Lantinga <slouken@libsdl.org>
parents: 723
diff changeset
   794
#                          [ACTION-SUCCESS], [ACTION-FAILURE])
dac996d69abb Updated libtool support so Mingw32 builds work.
Sam Lantinga <slouken@libsdl.org>
parents: 723
diff changeset
   795
# ------------------------------------------------------------
dac996d69abb Updated libtool support so Mingw32 builds work.
Sam Lantinga <slouken@libsdl.org>
parents: 723
diff changeset
   796
# Check whether the given compiler option works
dac996d69abb Updated libtool support so Mingw32 builds work.
Sam Lantinga <slouken@libsdl.org>
parents: 723
diff changeset
   797
AC_DEFUN([AC_LIBTOOL_LINKER_OPTION],
dac996d69abb Updated libtool support so Mingw32 builds work.
Sam Lantinga <slouken@libsdl.org>
parents: 723
diff changeset
   798
[AC_CACHE_CHECK([$1], [$2],
dac996d69abb Updated libtool support so Mingw32 builds work.
Sam Lantinga <slouken@libsdl.org>
parents: 723
diff changeset
   799
  [$2=no
dac996d69abb Updated libtool support so Mingw32 builds work.
Sam Lantinga <slouken@libsdl.org>
parents: 723
diff changeset
   800
   save_LDFLAGS="$LDFLAGS"
dac996d69abb Updated libtool support so Mingw32 builds work.
Sam Lantinga <slouken@libsdl.org>
parents: 723
diff changeset
   801
   LDFLAGS="$LDFLAGS $3"
dac996d69abb Updated libtool support so Mingw32 builds work.
Sam Lantinga <slouken@libsdl.org>
parents: 723
diff changeset
   802
   printf "$lt_simple_link_test_code" > conftest.$ac_ext
dac996d69abb Updated libtool support so Mingw32 builds work.
Sam Lantinga <slouken@libsdl.org>
parents: 723
diff changeset
   803
   if (eval $ac_link 2>conftest.err) && test -s conftest$ac_exeext; then
dac996d69abb Updated libtool support so Mingw32 builds work.
Sam Lantinga <slouken@libsdl.org>
parents: 723
diff changeset
   804
     # The compiler can only warn and ignore the option if not recognized
dac996d69abb Updated libtool support so Mingw32 builds work.
Sam Lantinga <slouken@libsdl.org>
parents: 723
diff changeset
   805
     # So say no if there are warnings
dac996d69abb Updated libtool support so Mingw32 builds work.
Sam Lantinga <slouken@libsdl.org>
parents: 723
diff changeset
   806
     if test -s conftest.err; then
dac996d69abb Updated libtool support so Mingw32 builds work.
Sam Lantinga <slouken@libsdl.org>
parents: 723
diff changeset
   807
       # Append any errors to the config.log.
dac996d69abb Updated libtool support so Mingw32 builds work.
Sam Lantinga <slouken@libsdl.org>
parents: 723
diff changeset
   808
       cat conftest.err 1>&AS_MESSAGE_LOG_FD
dac996d69abb Updated libtool support so Mingw32 builds work.
Sam Lantinga <slouken@libsdl.org>
parents: 723
diff changeset
   809
     else
dac996d69abb Updated libtool support so Mingw32 builds work.
Sam Lantinga <slouken@libsdl.org>
parents: 723
diff changeset
   810
       $2=yes
dac996d69abb Updated libtool support so Mingw32 builds work.
Sam Lantinga <slouken@libsdl.org>
parents: 723
diff changeset
   811
     fi
dac996d69abb Updated libtool support so Mingw32 builds work.
Sam Lantinga <slouken@libsdl.org>
parents: 723
diff changeset
   812
   fi
dac996d69abb Updated libtool support so Mingw32 builds work.
Sam Lantinga <slouken@libsdl.org>
parents: 723
diff changeset
   813
   $rm conftest*
dac996d69abb Updated libtool support so Mingw32 builds work.
Sam Lantinga <slouken@libsdl.org>
parents: 723
diff changeset
   814
   LDFLAGS="$save_LDFLAGS"
dac996d69abb Updated libtool support so Mingw32 builds work.
Sam Lantinga <slouken@libsdl.org>
parents: 723
diff changeset
   815
])
dac996d69abb Updated libtool support so Mingw32 builds work.
Sam Lantinga <slouken@libsdl.org>
parents: 723
diff changeset
   816
dac996d69abb Updated libtool support so Mingw32 builds work.
Sam Lantinga <slouken@libsdl.org>
parents: 723
diff changeset
   817
if test x"[$]$2" = xyes; then
dac996d69abb Updated libtool support so Mingw32 builds work.
Sam Lantinga <slouken@libsdl.org>
parents: 723
diff changeset
   818
    ifelse([$4], , :, [$4])
dac996d69abb Updated libtool support so Mingw32 builds work.
Sam Lantinga <slouken@libsdl.org>
parents: 723
diff changeset
   819
else
dac996d69abb Updated libtool support so Mingw32 builds work.
Sam Lantinga <slouken@libsdl.org>
parents: 723
diff changeset
   820
    ifelse([$5], , :, [$5])
dac996d69abb Updated libtool support so Mingw32 builds work.
Sam Lantinga <slouken@libsdl.org>
parents: 723
diff changeset
   821
fi
dac996d69abb Updated libtool support so Mingw32 builds work.
Sam Lantinga <slouken@libsdl.org>
parents: 723
diff changeset
   822
])# AC_LIBTOOL_LINKER_OPTION
dac996d69abb Updated libtool support so Mingw32 builds work.
Sam Lantinga <slouken@libsdl.org>
parents: 723
diff changeset
   823
dac996d69abb Updated libtool support so Mingw32 builds work.
Sam Lantinga <slouken@libsdl.org>
parents: 723
diff changeset
   824
dac996d69abb Updated libtool support so Mingw32 builds work.
Sam Lantinga <slouken@libsdl.org>
parents: 723
diff changeset
   825
# AC_LIBTOOL_SYS_MAX_CMD_LEN
dac996d69abb Updated libtool support so Mingw32 builds work.
Sam Lantinga <slouken@libsdl.org>
parents: 723
diff changeset
   826
# --------------------------
dac996d69abb Updated libtool support so Mingw32 builds work.
Sam Lantinga <slouken@libsdl.org>
parents: 723
diff changeset
   827
AC_DEFUN([AC_LIBTOOL_SYS_MAX_CMD_LEN],
dac996d69abb Updated libtool support so Mingw32 builds work.
Sam Lantinga <slouken@libsdl.org>
parents: 723
diff changeset
   828
[# find the maximum length of command line arguments
dac996d69abb Updated libtool support so Mingw32 builds work.
Sam Lantinga <slouken@libsdl.org>
parents: 723
diff changeset
   829
AC_MSG_CHECKING([the maximum length of command line arguments])
dac996d69abb Updated libtool support so Mingw32 builds work.
Sam Lantinga <slouken@libsdl.org>
parents: 723
diff changeset
   830
AC_CACHE_VAL([lt_cv_sys_max_cmd_len], [dnl
dac996d69abb Updated libtool support so Mingw32 builds work.
Sam Lantinga <slouken@libsdl.org>
parents: 723
diff changeset
   831
  i=0
dac996d69abb Updated libtool support so Mingw32 builds work.
Sam Lantinga <slouken@libsdl.org>
parents: 723
diff changeset
   832
  testring="ABCD"
dac996d69abb Updated libtool support so Mingw32 builds work.
Sam Lantinga <slouken@libsdl.org>
parents: 723
diff changeset
   833
dac996d69abb Updated libtool support so Mingw32 builds work.
Sam Lantinga <slouken@libsdl.org>
parents: 723
diff changeset
   834
  case $build_os in
dac996d69abb Updated libtool support so Mingw32 builds work.
Sam Lantinga <slouken@libsdl.org>
parents: 723
diff changeset
   835
  msdosdjgpp*)
dac996d69abb Updated libtool support so Mingw32 builds work.
Sam Lantinga <slouken@libsdl.org>
parents: 723
diff changeset
   836
    # On DJGPP, this test can blow up pretty badly due to problems in libc
dac996d69abb Updated libtool support so Mingw32 builds work.
Sam Lantinga <slouken@libsdl.org>
parents: 723
diff changeset
   837
    # (any single argument exceeding 2000 bytes causes a buffer overrun
dac996d69abb Updated libtool support so Mingw32 builds work.
Sam Lantinga <slouken@libsdl.org>
parents: 723
diff changeset
   838
    # during glob expansion).  Even if it were fixed, the result of this
dac996d69abb Updated libtool support so Mingw32 builds work.
Sam Lantinga <slouken@libsdl.org>
parents: 723
diff changeset
   839
    # check would be larger than it should be.
dac996d69abb Updated libtool support so Mingw32 builds work.
Sam Lantinga <slouken@libsdl.org>
parents: 723
diff changeset
   840
    lt_cv_sys_max_cmd_len=12288;    # 12K is about right
dac996d69abb Updated libtool support so Mingw32 builds work.
Sam Lantinga <slouken@libsdl.org>
parents: 723
diff changeset
   841
    ;;
dac996d69abb Updated libtool support so Mingw32 builds work.
Sam Lantinga <slouken@libsdl.org>
parents: 723
diff changeset
   842
dac996d69abb Updated libtool support so Mingw32 builds work.
Sam Lantinga <slouken@libsdl.org>
parents: 723
diff changeset
   843
  gnu*)
dac996d69abb Updated libtool support so Mingw32 builds work.
Sam Lantinga <slouken@libsdl.org>
parents: 723
diff changeset
   844
    # Under GNU Hurd, this test is not required because there is
dac996d69abb Updated libtool support so Mingw32 builds work.
Sam Lantinga <slouken@libsdl.org>
parents: 723
diff changeset
   845
    # no limit to the length of command line arguments.
dac996d69abb Updated libtool support so Mingw32 builds work.
Sam Lantinga <slouken@libsdl.org>
parents: 723
diff changeset
   846
    # Libtool will interpret -1 as no limit whatsoever
dac996d69abb Updated libtool support so Mingw32 builds work.
Sam Lantinga <slouken@libsdl.org>
parents: 723
diff changeset
   847
    lt_cv_sys_max_cmd_len=-1;
dac996d69abb Updated libtool support so Mingw32 builds work.
Sam Lantinga <slouken@libsdl.org>
parents: 723
diff changeset
   848
    ;;
dac996d69abb Updated libtool support so Mingw32 builds work.
Sam Lantinga <slouken@libsdl.org>
parents: 723
diff changeset
   849
dac996d69abb Updated libtool support so Mingw32 builds work.
Sam Lantinga <slouken@libsdl.org>
parents: 723
diff changeset
   850
  cygwin* | mingw*)
dac996d69abb Updated libtool support so Mingw32 builds work.
Sam Lantinga <slouken@libsdl.org>
parents: 723
diff changeset
   851
    # On Win9x/ME, this test blows up -- it succeeds, but takes
dac996d69abb Updated libtool support so Mingw32 builds work.
Sam Lantinga <slouken@libsdl.org>
parents: 723
diff changeset
   852
    # about 5 minutes as the teststring grows exponentially.
dac996d69abb Updated libtool support so Mingw32 builds work.
Sam Lantinga <slouken@libsdl.org>
parents: 723
diff changeset
   853
    # Worse, since 9x/ME are not pre-emptively multitasking,
dac996d69abb Updated libtool support so Mingw32 builds work.
Sam Lantinga <slouken@libsdl.org>
parents: 723
diff changeset
   854
    # you end up with a "frozen" computer, even though with patience
dac996d69abb Updated libtool support so Mingw32 builds work.
Sam Lantinga <slouken@libsdl.org>
parents: 723
diff changeset
   855
    # the test eventually succeeds (with a max line length of 256k).
dac996d69abb Updated libtool support so Mingw32 builds work.
Sam Lantinga <slouken@libsdl.org>
parents: 723
diff changeset
   856
    # Instead, let's just punt: use the minimum linelength reported by
dac996d69abb Updated libtool support so Mingw32 builds work.
Sam Lantinga <slouken@libsdl.org>
parents: 723
diff changeset
   857
    # all of the supported platforms: 8192 (on NT/2K/XP).
dac996d69abb Updated libtool support so Mingw32 builds work.
Sam Lantinga <slouken@libsdl.org>
parents: 723
diff changeset
   858
    lt_cv_sys_max_cmd_len=8192;
dac996d69abb Updated libtool support so Mingw32 builds work.
Sam Lantinga <slouken@libsdl.org>
parents: 723
diff changeset
   859
    ;;
dac996d69abb Updated libtool support so Mingw32 builds work.
Sam Lantinga <slouken@libsdl.org>
parents: 723
diff changeset
   860
dac996d69abb Updated libtool support so Mingw32 builds work.
Sam Lantinga <slouken@libsdl.org>
parents: 723
diff changeset
   861
 *)
dac996d69abb Updated libtool support so Mingw32 builds work.
Sam Lantinga <slouken@libsdl.org>
parents: 723
diff changeset
   862
    # If test is not a shell built-in, we'll probably end up computing a
dac996d69abb Updated libtool support so Mingw32 builds work.
Sam Lantinga <slouken@libsdl.org>
parents: 723
diff changeset
   863
    # maximum length that is only half of the actual maximum length, but
dac996d69abb Updated libtool support so Mingw32 builds work.
Sam Lantinga <slouken@libsdl.org>
parents: 723
diff changeset
   864
    # we can't tell.
dac996d69abb Updated libtool support so Mingw32 builds work.
Sam Lantinga <slouken@libsdl.org>
parents: 723
diff changeset
   865
    while (test "X"`$CONFIG_SHELL [$]0 --fallback-echo "X$testring" 2>/dev/null` \
dac996d69abb Updated libtool support so Mingw32 builds work.
Sam Lantinga <slouken@libsdl.org>
parents: 723
diff changeset
   866
	       = "XX$testring") >/dev/null 2>&1 &&
dac996d69abb Updated libtool support so Mingw32 builds work.
Sam Lantinga <slouken@libsdl.org>
parents: 723
diff changeset
   867
	    new_result=`expr "X$testring" : ".*" 2>&1` &&
dac996d69abb Updated libtool support so Mingw32 builds work.
Sam Lantinga <slouken@libsdl.org>
parents: 723
diff changeset
   868
	    lt_cv_sys_max_cmd_len=$new_result &&
dac996d69abb Updated libtool support so Mingw32 builds work.
Sam Lantinga <slouken@libsdl.org>
parents: 723
diff changeset
   869
	    test $i != 17 # 1/2 MB should be enough
dac996d69abb Updated libtool support so Mingw32 builds work.
Sam Lantinga <slouken@libsdl.org>
parents: 723
diff changeset
   870
    do
dac996d69abb Updated libtool support so Mingw32 builds work.
Sam Lantinga <slouken@libsdl.org>
parents: 723
diff changeset
   871
      i=`expr $i + 1`
dac996d69abb Updated libtool support so Mingw32 builds work.
Sam Lantinga <slouken@libsdl.org>
parents: 723
diff changeset
   872
      testring=$testring$testring
dac996d69abb Updated libtool support so Mingw32 builds work.
Sam Lantinga <slouken@libsdl.org>
parents: 723
diff changeset
   873
    done
dac996d69abb Updated libtool support so Mingw32 builds work.
Sam Lantinga <slouken@libsdl.org>
parents: 723
diff changeset
   874
    testring=
dac996d69abb Updated libtool support so Mingw32 builds work.
Sam Lantinga <slouken@libsdl.org>
parents: 723
diff changeset
   875
    # Add a significant safety factor because C++ compilers can tack on massive
dac996d69abb Updated libtool support so Mingw32 builds work.
Sam Lantinga <slouken@libsdl.org>
parents: 723
diff changeset
   876
    # amounts of additional arguments before passing them to the linker.
dac996d69abb Updated libtool support so Mingw32 builds work.
Sam Lantinga <slouken@libsdl.org>
parents: 723
diff changeset
   877
    # It appears as though 1/2 is a usable value.
dac996d69abb Updated libtool support so Mingw32 builds work.
Sam Lantinga <slouken@libsdl.org>
parents: 723
diff changeset
   878
    lt_cv_sys_max_cmd_len=`expr $lt_cv_sys_max_cmd_len \/ 2`
dac996d69abb Updated libtool support so Mingw32 builds work.
Sam Lantinga <slouken@libsdl.org>
parents: 723
diff changeset
   879
    ;;
dac996d69abb Updated libtool support so Mingw32 builds work.
Sam Lantinga <slouken@libsdl.org>
parents: 723
diff changeset
   880
  esac
dac996d69abb Updated libtool support so Mingw32 builds work.
Sam Lantinga <slouken@libsdl.org>
parents: 723
diff changeset
   881
])
dac996d69abb Updated libtool support so Mingw32 builds work.
Sam Lantinga <slouken@libsdl.org>
parents: 723
diff changeset
   882
if test -n $lt_cv_sys_max_cmd_len ; then
dac996d69abb Updated libtool support so Mingw32 builds work.
Sam Lantinga <slouken@libsdl.org>
parents: 723
diff changeset
   883
  AC_MSG_RESULT($lt_cv_sys_max_cmd_len)
dac996d69abb Updated libtool support so Mingw32 builds work.
Sam Lantinga <slouken@libsdl.org>
parents: 723
diff changeset
   884
else
dac996d69abb Updated libtool support so Mingw32 builds work.
Sam Lantinga <slouken@libsdl.org>
parents: 723
diff changeset
   885
  AC_MSG_RESULT(none)
dac996d69abb Updated libtool support so Mingw32 builds work.
Sam Lantinga <slouken@libsdl.org>
parents: 723
diff changeset
   886
fi
dac996d69abb Updated libtool support so Mingw32 builds work.
Sam Lantinga <slouken@libsdl.org>
parents: 723
diff changeset
   887
])# AC_LIBTOOL_SYS_MAX_CMD_LEN
dac996d69abb Updated libtool support so Mingw32 builds work.
Sam Lantinga <slouken@libsdl.org>
parents: 723
diff changeset
   888
dac996d69abb Updated libtool support so Mingw32 builds work.
Sam Lantinga <slouken@libsdl.org>
parents: 723
diff changeset
   889
dac996d69abb Updated libtool support so Mingw32 builds work.
Sam Lantinga <slouken@libsdl.org>
parents: 723
diff changeset
   890
# _LT_AC_CHECK_DLFCN
dac996d69abb Updated libtool support so Mingw32 builds work.
Sam Lantinga <slouken@libsdl.org>
parents: 723
diff changeset
   891
# --------------------
dac996d69abb Updated libtool support so Mingw32 builds work.
Sam Lantinga <slouken@libsdl.org>
parents: 723
diff changeset
   892
AC_DEFUN([_LT_AC_CHECK_DLFCN],
dac996d69abb Updated libtool support so Mingw32 builds work.
Sam Lantinga <slouken@libsdl.org>
parents: 723
diff changeset
   893
[AC_CHECK_HEADERS(dlfcn.h)dnl
dac996d69abb Updated libtool support so Mingw32 builds work.
Sam Lantinga <slouken@libsdl.org>
parents: 723
diff changeset
   894
])# _LT_AC_CHECK_DLFCN
dac996d69abb Updated libtool support so Mingw32 builds work.
Sam Lantinga <slouken@libsdl.org>
parents: 723
diff changeset
   895
dac996d69abb Updated libtool support so Mingw32 builds work.
Sam Lantinga <slouken@libsdl.org>
parents: 723
diff changeset
   896
dac996d69abb Updated libtool support so Mingw32 builds work.
Sam Lantinga <slouken@libsdl.org>
parents: 723
diff changeset
   897
# _LT_AC_TRY_DLOPEN_SELF (ACTION-IF-TRUE, ACTION-IF-TRUE-W-USCORE,
dac996d69abb Updated libtool support so Mingw32 builds work.
Sam Lantinga <slouken@libsdl.org>
parents: 723
diff changeset
   898
#                           ACTION-IF-FALSE, ACTION-IF-CROSS-COMPILING)
dac996d69abb Updated libtool support so Mingw32 builds work.
Sam Lantinga <slouken@libsdl.org>
parents: 723
diff changeset
   899
# ------------------------------------------------------------------
dac996d69abb Updated libtool support so Mingw32 builds work.
Sam Lantinga <slouken@libsdl.org>
parents: 723
diff changeset
   900
AC_DEFUN([_LT_AC_TRY_DLOPEN_SELF],
dac996d69abb Updated libtool support so Mingw32 builds work.
Sam Lantinga <slouken@libsdl.org>
parents: 723
diff changeset
   901
[AC_REQUIRE([_LT_AC_CHECK_DLFCN])dnl
dac996d69abb Updated libtool support so Mingw32 builds work.
Sam Lantinga <slouken@libsdl.org>
parents: 723
diff changeset
   902
if test "$cross_compiling" = yes; then :
dac996d69abb Updated libtool support so Mingw32 builds work.
Sam Lantinga <slouken@libsdl.org>
parents: 723
diff changeset
   903
  [$4]
dac996d69abb Updated libtool support so Mingw32 builds work.
Sam Lantinga <slouken@libsdl.org>
parents: 723
diff changeset
   904
else
dac996d69abb Updated libtool support so Mingw32 builds work.
Sam Lantinga <slouken@libsdl.org>
parents: 723
diff changeset
   905
  lt_dlunknown=0; lt_dlno_uscore=1; lt_dlneed_uscore=2
dac996d69abb Updated libtool support so Mingw32 builds work.
Sam Lantinga <slouken@libsdl.org>
parents: 723
diff changeset
   906
  lt_status=$lt_dlunknown
dac996d69abb Updated libtool support so Mingw32 builds work.
Sam Lantinga <slouken@libsdl.org>
parents: 723
diff changeset
   907
  cat > conftest.$ac_ext <<EOF
dac996d69abb Updated libtool support so Mingw32 builds work.
Sam Lantinga <slouken@libsdl.org>
parents: 723
diff changeset
   908
[#line __oline__ "configure"
dac996d69abb Updated libtool support so Mingw32 builds work.
Sam Lantinga <slouken@libsdl.org>
parents: 723
diff changeset
   909
#include "confdefs.h"
dac996d69abb Updated libtool support so Mingw32 builds work.
Sam Lantinga <slouken@libsdl.org>
parents: 723
diff changeset
   910
dac996d69abb Updated libtool support so Mingw32 builds work.
Sam Lantinga <slouken@libsdl.org>
parents: 723
diff changeset
   911
#if HAVE_DLFCN_H
dac996d69abb Updated libtool support so Mingw32 builds work.
Sam Lantinga <slouken@libsdl.org>
parents: 723
diff changeset
   912
#include <dlfcn.h>
dac996d69abb Updated libtool support so Mingw32 builds work.
Sam Lantinga <slouken@libsdl.org>
parents: 723
diff changeset
   913
#endif
dac996d69abb Updated libtool support so Mingw32 builds work.
Sam Lantinga <slouken@libsdl.org>
parents: 723
diff changeset
   914
dac996d69abb Updated libtool support so Mingw32 builds work.
Sam Lantinga <slouken@libsdl.org>
parents: 723
diff changeset
   915
#include <stdio.h>
dac996d69abb Updated libtool support so Mingw32 builds work.
Sam Lantinga <slouken@libsdl.org>
parents: 723
diff changeset
   916
dac996d69abb Updated libtool support so Mingw32 builds work.
Sam Lantinga <slouken@libsdl.org>
parents: 723
diff changeset
   917
#ifdef RTLD_GLOBAL
dac996d69abb Updated libtool support so Mingw32 builds work.
Sam Lantinga <slouken@libsdl.org>
parents: 723
diff changeset
   918
#  define LT_DLGLOBAL		RTLD_GLOBAL
dac996d69abb Updated libtool support so Mingw32 builds work.
Sam Lantinga <slouken@libsdl.org>
parents: 723
diff changeset
   919
#else
dac996d69abb Updated libtool support so Mingw32 builds work.
Sam Lantinga <slouken@libsdl.org>
parents: 723
diff changeset
   920
#  ifdef DL_GLOBAL
dac996d69abb Updated libtool support so Mingw32 builds work.
Sam Lantinga <slouken@libsdl.org>
parents: 723
diff changeset
   921
#    define LT_DLGLOBAL		DL_GLOBAL
dac996d69abb Updated libtool support so Mingw32 builds work.
Sam Lantinga <slouken@libsdl.org>
parents: 723
diff changeset
   922
#  else
dac996d69abb Updated libtool support so Mingw32 builds work.
Sam Lantinga <slouken@libsdl.org>
parents: 723
diff changeset
   923
#    define LT_DLGLOBAL		0
dac996d69abb Updated libtool support so Mingw32 builds work.
Sam Lantinga <slouken@libsdl.org>
parents: 723
diff changeset
   924
#  endif
dac996d69abb Updated libtool support so Mingw32 builds work.
Sam Lantinga <slouken@libsdl.org>
parents: 723
diff changeset
   925
#endif
dac996d69abb Updated libtool support so Mingw32 builds work.
Sam Lantinga <slouken@libsdl.org>
parents: 723
diff changeset
   926
dac996d69abb Updated libtool support so Mingw32 builds work.
Sam Lantinga <slouken@libsdl.org>
parents: 723
diff changeset
   927
/* We may have to define LT_DLLAZY_OR_NOW in the command line if we
dac996d69abb Updated libtool support so Mingw32 builds work.
Sam Lantinga <slouken@libsdl.org>
parents: 723
diff changeset
   928
   find out it does not work in some platform. */
dac996d69abb Updated libtool support so Mingw32 builds work.
Sam Lantinga <slouken@libsdl.org>
parents: 723
diff changeset
   929
#ifndef LT_DLLAZY_OR_NOW
dac996d69abb Updated libtool support so Mingw32 builds work.
Sam Lantinga <slouken@libsdl.org>
parents: 723
diff changeset
   930
#  ifdef RTLD_LAZY
dac996d69abb Updated libtool support so Mingw32 builds work.
Sam Lantinga <slouken@libsdl.org>
parents: 723
diff changeset
   931
#    define LT_DLLAZY_OR_NOW		RTLD_LAZY
dac996d69abb Updated libtool support so Mingw32 builds work.
Sam Lantinga <slouken@libsdl.org>
parents: 723
diff changeset
   932
#  else
dac996d69abb Updated libtool support so Mingw32 builds work.
Sam Lantinga <slouken@libsdl.org>
parents: 723
diff changeset
   933
#    ifdef DL_LAZY
dac996d69abb Updated libtool support so Mingw32 builds work.
Sam Lantinga <slouken@libsdl.org>
parents: 723
diff changeset
   934
#      define LT_DLLAZY_OR_NOW		DL_LAZY
dac996d69abb Updated libtool support so Mingw32 builds work.
Sam Lantinga <slouken@libsdl.org>
parents: 723
diff changeset
   935
#    else
dac996d69abb Updated libtool support so Mingw32 builds work.
Sam Lantinga <slouken@libsdl.org>
parents: 723
diff changeset
   936
#      ifdef RTLD_NOW
dac996d69abb Updated libtool support so Mingw32 builds work.
Sam Lantinga <slouken@libsdl.org>
parents: 723
diff changeset
   937
#        define LT_DLLAZY_OR_NOW	RTLD_NOW
dac996d69abb Updated libtool support so Mingw32 builds work.
Sam Lantinga <slouken@libsdl.org>
parents: 723
diff changeset
   938
#      else
dac996d69abb Updated libtool support so Mingw32 builds work.
Sam Lantinga <slouken@libsdl.org>
parents: 723
diff changeset
   939
#        ifdef DL_NOW
dac996d69abb Updated libtool support so Mingw32 builds work.
Sam Lantinga <slouken@libsdl.org>
parents: 723
diff changeset
   940
#          define LT_DLLAZY_OR_NOW	DL_NOW
dac996d69abb Updated libtool support so Mingw32 builds work.
Sam Lantinga <slouken@libsdl.org>
parents: 723
diff changeset
   941
#        else
dac996d69abb Updated libtool support so Mingw32 builds work.
Sam Lantinga <slouken@libsdl.org>
parents: 723
diff changeset
   942
#          define LT_DLLAZY_OR_NOW	0
dac996d69abb Updated libtool support so Mingw32 builds work.
Sam Lantinga <slouken@libsdl.org>
parents: 723
diff changeset
   943
#        endif
dac996d69abb Updated libtool support so Mingw32 builds work.
Sam Lantinga <slouken@libsdl.org>
parents: 723
diff changeset
   944
#      endif
dac996d69abb Updated libtool support so Mingw32 builds work.
Sam Lantinga <slouken@libsdl.org>
parents: 723
diff changeset
   945
#    endif
dac996d69abb Updated libtool support so Mingw32 builds work.
Sam Lantinga <slouken@libsdl.org>
parents: 723
diff changeset
   946
#  endif
dac996d69abb Updated libtool support so Mingw32 builds work.
Sam Lantinga <slouken@libsdl.org>
parents: 723
diff changeset
   947
#endif
dac996d69abb Updated libtool support so Mingw32 builds work.
Sam Lantinga <slouken@libsdl.org>
parents: 723
diff changeset
   948
dac996d69abb Updated libtool support so Mingw32 builds work.
Sam Lantinga <slouken@libsdl.org>
parents: 723
diff changeset
   949
#ifdef __cplusplus
dac996d69abb Updated libtool support so Mingw32 builds work.
Sam Lantinga <slouken@libsdl.org>
parents: 723
diff changeset
   950
extern "C" void exit (int);
dac996d69abb Updated libtool support so Mingw32 builds work.
Sam Lantinga <slouken@libsdl.org>
parents: 723
diff changeset
   951
#endif
dac996d69abb Updated libtool support so Mingw32 builds work.
Sam Lantinga <slouken@libsdl.org>
parents: 723
diff changeset
   952
dac996d69abb Updated libtool support so Mingw32 builds work.
Sam Lantinga <slouken@libsdl.org>
parents: 723
diff changeset
   953
void fnord() { int i=42;}
dac996d69abb Updated libtool support so Mingw32 builds work.
Sam Lantinga <slouken@libsdl.org>
parents: 723
diff changeset
   954
int main ()
dac996d69abb Updated libtool support so Mingw32 builds work.
Sam Lantinga <slouken@libsdl.org>
parents: 723
diff changeset
   955
{
dac996d69abb Updated libtool support so Mingw32 builds work.
Sam Lantinga <slouken@libsdl.org>
parents: 723
diff changeset
   956
  void *self = dlopen (0, LT_DLGLOBAL|LT_DLLAZY_OR_NOW);
dac996d69abb Updated libtool support so Mingw32 builds work.
Sam Lantinga <slouken@libsdl.org>
parents: 723
diff changeset
   957
  int status = $lt_dlunknown;
dac996d69abb Updated libtool support so Mingw32 builds work.
Sam Lantinga <slouken@libsdl.org>
parents: 723
diff changeset
   958
dac996d69abb Updated libtool support so Mingw32 builds work.
Sam Lantinga <slouken@libsdl.org>
parents: 723
diff changeset
   959
  if (self)
dac996d69abb Updated libtool support so Mingw32 builds work.
Sam Lantinga <slouken@libsdl.org>
parents: 723
diff changeset
   960
    {
dac996d69abb Updated libtool support so Mingw32 builds work.
Sam Lantinga <slouken@libsdl.org>
parents: 723
diff changeset
   961
      if (dlsym (self,"fnord"))       status = $lt_dlno_uscore;
dac996d69abb Updated libtool support so Mingw32 builds work.
Sam Lantinga <slouken@libsdl.org>
parents: 723
diff changeset
   962
      else if (dlsym( self,"_fnord")) status = $lt_dlneed_uscore;
dac996d69abb Updated libtool support so Mingw32 builds work.
Sam Lantinga <slouken@libsdl.org>
parents: 723
diff changeset
   963
      /* dlclose (self); */
dac996d69abb Updated libtool support so Mingw32 builds work.
Sam Lantinga <slouken@libsdl.org>
parents: 723
diff changeset
   964
    }
dac996d69abb Updated libtool support so Mingw32 builds work.
Sam Lantinga <slouken@libsdl.org>
parents: 723
diff changeset
   965
dac996d69abb Updated libtool support so Mingw32 builds work.
Sam Lantinga <slouken@libsdl.org>
parents: 723
diff changeset
   966
    exit (status);
dac996d69abb Updated libtool support so Mingw32 builds work.
Sam Lantinga <slouken@libsdl.org>
parents: 723
diff changeset
   967
}]
dac996d69abb Updated libtool support so Mingw32 builds work.
Sam Lantinga <slouken@libsdl.org>
parents: 723
diff changeset
   968
EOF
dac996d69abb Updated libtool support so Mingw32 builds work.
Sam Lantinga <slouken@libsdl.org>
parents: 723
diff changeset
   969
  if AC_TRY_EVAL(ac_link) && test -s conftest${ac_exeext} 2>/dev/null; then
dac996d69abb Updated libtool support so Mingw32 builds work.
Sam Lantinga <slouken@libsdl.org>
parents: 723
diff changeset
   970
    (./conftest; exit; ) 2>/dev/null
dac996d69abb Updated libtool support so Mingw32 builds work.
Sam Lantinga <slouken@libsdl.org>
parents: 723
diff changeset
   971
    lt_status=$?
dac996d69abb Updated libtool support so Mingw32 builds work.
Sam Lantinga <slouken@libsdl.org>
parents: 723
diff changeset
   972
    case x$lt_status in
dac996d69abb Updated libtool support so Mingw32 builds work.
Sam Lantinga <slouken@libsdl.org>
parents: 723
diff changeset
   973
      x$lt_dlno_uscore) $1 ;;
dac996d69abb Updated libtool support so Mingw32 builds work.
Sam Lantinga <slouken@libsdl.org>
parents: 723
diff changeset
   974
      x$lt_dlneed_uscore) $2 ;;
dac996d69abb Updated libtool support so Mingw32 builds work.
Sam Lantinga <slouken@libsdl.org>
parents: 723
diff changeset
   975
      x$lt_unknown|x*) $3 ;;
dac996d69abb Updated libtool support so Mingw32 builds work.
Sam Lantinga <slouken@libsdl.org>
parents: 723
diff changeset
   976
    esac
dac996d69abb Updated libtool support so Mingw32 builds work.
Sam Lantinga <slouken@libsdl.org>
parents: 723
diff changeset
   977
  else :
dac996d69abb Updated libtool support so Mingw32 builds work.
Sam Lantinga <slouken@libsdl.org>
parents: 723
diff changeset
   978
    # compilation failed
dac996d69abb Updated libtool support so Mingw32 builds work.
Sam Lantinga <slouken@libsdl.org>
parents: 723
diff changeset
   979
    $3
dac996d69abb Updated libtool support so Mingw32 builds work.
Sam Lantinga <slouken@libsdl.org>
parents: 723
diff changeset
   980
  fi
dac996d69abb Updated libtool support so Mingw32 builds work.
Sam Lantinga <slouken@libsdl.org>
parents: 723
diff changeset
   981
fi
dac996d69abb Updated libtool support so Mingw32 builds work.
Sam Lantinga <slouken@libsdl.org>
parents: 723
diff changeset
   982
rm -fr conftest*
dac996d69abb Updated libtool support so Mingw32 builds work.
Sam Lantinga <slouken@libsdl.org>
parents: 723
diff changeset
   983
])# _LT_AC_TRY_DLOPEN_SELF
dac996d69abb Updated libtool support so Mingw32 builds work.
Sam Lantinga <slouken@libsdl.org>
parents: 723
diff changeset
   984
dac996d69abb Updated libtool support so Mingw32 builds work.
Sam Lantinga <slouken@libsdl.org>
parents: 723
diff changeset
   985
dac996d69abb Updated libtool support so Mingw32 builds work.
Sam Lantinga <slouken@libsdl.org>
parents: 723
diff changeset
   986
# AC_LIBTOOL_DLOPEN_SELF
dac996d69abb Updated libtool support so Mingw32 builds work.
Sam Lantinga <slouken@libsdl.org>
parents: 723
diff changeset
   987
# -------------------
dac996d69abb Updated libtool support so Mingw32 builds work.
Sam Lantinga <slouken@libsdl.org>
parents: 723
diff changeset
   988
AC_DEFUN([AC_LIBTOOL_DLOPEN_SELF],
dac996d69abb Updated libtool support so Mingw32 builds work.
Sam Lantinga <slouken@libsdl.org>
parents: 723
diff changeset
   989
[AC_REQUIRE([_LT_AC_CHECK_DLFCN])dnl
dac996d69abb Updated libtool support so Mingw32 builds work.
Sam Lantinga <slouken@libsdl.org>
parents: 723
diff changeset
   990
if test "x$enable_dlopen" != xyes; then
dac996d69abb Updated libtool support so Mingw32 builds work.
Sam Lantinga <slouken@libsdl.org>
parents: 723
diff changeset
   991
  enable_dlopen=unknown
dac996d69abb Updated libtool support so Mingw32 builds work.
Sam Lantinga <slouken@libsdl.org>
parents: 723
diff changeset
   992
  enable_dlopen_self=unknown
dac996d69abb Updated libtool support so Mingw32 builds work.
Sam Lantinga <slouken@libsdl.org>
parents: 723
diff changeset
   993
  enable_dlopen_self_static=unknown
dac996d69abb Updated libtool support so Mingw32 builds work.
Sam Lantinga <slouken@libsdl.org>
parents: 723
diff changeset
   994
else
dac996d69abb Updated libtool support so Mingw32 builds work.
Sam Lantinga <slouken@libsdl.org>
parents: 723
diff changeset
   995
  lt_cv_dlopen=no
dac996d69abb Updated libtool support so Mingw32 builds work.
Sam Lantinga <slouken@libsdl.org>
parents: 723
diff changeset
   996
  lt_cv_dlopen_libs=
dac996d69abb Updated libtool support so Mingw32 builds work.
Sam Lantinga <slouken@libsdl.org>
parents: 723
diff changeset
   997
dac996d69abb Updated libtool support so Mingw32 builds work.
Sam Lantinga <slouken@libsdl.org>
parents: 723
diff changeset
   998
  case $host_os in
dac996d69abb Updated libtool support so Mingw32 builds work.
Sam Lantinga <slouken@libsdl.org>
parents: 723
diff changeset
   999
  beos*)
dac996d69abb Updated libtool support so Mingw32 builds work.
Sam Lantinga <slouken@libsdl.org>
parents: 723
diff changeset
  1000
    lt_cv_dlopen="load_add_on"
dac996d69abb Updated libtool support so Mingw32 builds work.
Sam Lantinga <slouken@libsdl.org>
parents: 723
diff changeset
  1001
    lt_cv_dlopen_libs=
dac996d69abb Updated libtool support so Mingw32 builds work.
Sam Lantinga <slouken@libsdl.org>
parents: 723
diff changeset
  1002
    lt_cv_dlopen_self=yes
dac996d69abb Updated libtool support so Mingw32 builds work.
Sam Lantinga <slouken@libsdl.org>
parents: 723
diff changeset
  1003
    ;;
dac996d69abb Updated libtool support so Mingw32 builds work.
Sam Lantinga <slouken@libsdl.org>
parents: 723
diff changeset
  1004
dac996d69abb Updated libtool support so Mingw32 builds work.
Sam Lantinga <slouken@libsdl.org>
parents: 723
diff changeset
  1005
  mingw* | pw32*)
dac996d69abb Updated libtool support so Mingw32 builds work.
Sam Lantinga <slouken@libsdl.org>
parents: 723
diff changeset
  1006
    lt_cv_dlopen="LoadLibrary"
dac996d69abb Updated libtool support so Mingw32 builds work.
Sam Lantinga <slouken@libsdl.org>
parents: 723
diff changeset
  1007
    lt_cv_dlopen_libs=
dac996d69abb Updated libtool support so Mingw32 builds work.
Sam Lantinga <slouken@libsdl.org>
parents: 723
diff changeset
  1008
   ;;
dac996d69abb Updated libtool support so Mingw32 builds work.
Sam Lantinga <slouken@libsdl.org>
parents: 723
diff changeset
  1009
dac996d69abb Updated libtool support so Mingw32 builds work.
Sam Lantinga <slouken@libsdl.org>
parents: 723
diff changeset
  1010
  cygwin*)
dac996d69abb Updated libtool support so Mingw32 builds work.
Sam Lantinga <slouken@libsdl.org>
parents: 723
diff changeset
  1011
    lt_cv_dlopen="dlopen"
dac996d69abb Updated libtool support so Mingw32 builds work.
Sam Lantinga <slouken@libsdl.org>
parents: 723
diff changeset
  1012
    lt_cv_dlopen_libs=
dac996d69abb Updated libtool support so Mingw32 builds work.
Sam Lantinga <slouken@libsdl.org>
parents: 723
diff changeset
  1013
   ;;
dac996d69abb Updated libtool support so Mingw32 builds work.
Sam Lantinga <slouken@libsdl.org>
parents: 723
diff changeset
  1014
dac996d69abb Updated libtool support so Mingw32 builds work.
Sam Lantinga <slouken@libsdl.org>
parents: 723
diff changeset
  1015
  darwin*)
dac996d69abb Updated libtool support so Mingw32 builds work.
Sam Lantinga <slouken@libsdl.org>
parents: 723
diff changeset
  1016
  # if libdl is installed we need to link against it
dac996d69abb Updated libtool support so Mingw32 builds work.
Sam Lantinga <slouken@libsdl.org>
parents: 723
diff changeset
  1017
    AC_CHECK_LIB([dl], [dlopen],
dac996d69abb Updated libtool support so Mingw32 builds work.
Sam Lantinga <slouken@libsdl.org>
parents: 723
diff changeset
  1018
		[lt_cv_dlopen="dlopen" lt_cv_dlopen_libs="-ldl"],[
dac996d69abb Updated libtool support so Mingw32 builds work.
Sam Lantinga <slouken@libsdl.org>
parents: 723
diff changeset
  1019
    lt_cv_dlopen="dyld"
dac996d69abb Updated libtool support so Mingw32 builds work.
Sam Lantinga <slouken@libsdl.org>
parents: 723
diff changeset
  1020
    lt_cv_dlopen_libs=
dac996d69abb Updated libtool support so Mingw32 builds work.
Sam Lantinga <slouken@libsdl.org>
parents: 723
diff changeset
  1021
    lt_cv_dlopen_self=yes
dac996d69abb Updated libtool support so Mingw32 builds work.
Sam Lantinga <slouken@libsdl.org>
parents: 723
diff changeset
  1022
    ])
dac996d69abb Updated libtool support so Mingw32 builds work.
Sam Lantinga <slouken@libsdl.org>
parents: 723
diff changeset
  1023
   ;;
dac996d69abb Updated libtool support so Mingw32 builds work.
Sam Lantinga <slouken@libsdl.org>
parents: 723
diff changeset
  1024
    
dac996d69abb Updated libtool support so Mingw32 builds work.
Sam Lantinga <slouken@libsdl.org>
parents: 723
diff changeset
  1025
  *)
dac996d69abb Updated libtool support so Mingw32 builds work.
Sam Lantinga <slouken@libsdl.org>
parents: 723
diff changeset
  1026
    AC_CHECK_FUNC([shl_load],
dac996d69abb Updated libtool support so Mingw32 builds work.
Sam Lantinga <slouken@libsdl.org>
parents: 723
diff changeset
  1027
	  [lt_cv_dlopen="shl_load"],
dac996d69abb Updated libtool support so Mingw32 builds work.
Sam Lantinga <slouken@libsdl.org>
parents: 723
diff changeset
  1028
      [AC_CHECK_LIB([dld], [shl_load],
dac996d69abb Updated libtool support so Mingw32 builds work.
Sam Lantinga <slouken@libsdl.org>
parents: 723
diff changeset
  1029
	    [lt_cv_dlopen="shl_load" lt_cv_dlopen_libs="-dld"],
dac996d69abb Updated libtool support so Mingw32 builds work.
Sam Lantinga <slouken@libsdl.org>
parents: 723
diff changeset
  1030
	[AC_CHECK_FUNC([dlopen],
dac996d69abb Updated libtool support so Mingw32 builds work.
Sam Lantinga <slouken@libsdl.org>
parents: 723
diff changeset
  1031
	      [lt_cv_dlopen="dlopen"],
dac996d69abb Updated libtool support so Mingw32 builds work.
Sam Lantinga <slouken@libsdl.org>
parents: 723
diff changeset
  1032
	  [AC_CHECK_LIB([dl], [dlopen],
dac996d69abb Updated libtool support so Mingw32 builds work.
Sam Lantinga <slouken@libsdl.org>
parents: 723
diff changeset
  1033
		[lt_cv_dlopen="dlopen" lt_cv_dlopen_libs="-ldl"],
dac996d69abb Updated libtool support so Mingw32 builds work.
Sam Lantinga <slouken@libsdl.org>
parents: 723
diff changeset
  1034
	    [AC_CHECK_LIB([svld], [dlopen],
dac996d69abb Updated libtool support so Mingw32 builds work.
Sam Lantinga <slouken@libsdl.org>
parents: 723
diff changeset
  1035
		  [lt_cv_dlopen="dlopen" lt_cv_dlopen_libs="-lsvld"],
dac996d69abb Updated libtool support so Mingw32 builds work.
Sam Lantinga <slouken@libsdl.org>
parents: 723
diff changeset
  1036
	      [AC_CHECK_LIB([dld], [dld_link],
dac996d69abb Updated libtool support so Mingw32 builds work.
Sam Lantinga <slouken@libsdl.org>
parents: 723
diff changeset
  1037
		    [lt_cv_dlopen="dld_link" lt_cv_dlopen_libs="-dld"])
dac996d69abb Updated libtool support so Mingw32 builds work.
Sam Lantinga <slouken@libsdl.org>
parents: 723
diff changeset
  1038
	      ])
dac996d69abb Updated libtool support so Mingw32 builds work.
Sam Lantinga <slouken@libsdl.org>
parents: 723
diff changeset
  1039
	    ])
dac996d69abb Updated libtool support so Mingw32 builds work.
Sam Lantinga <slouken@libsdl.org>
parents: 723
diff changeset
  1040
	  ])
dac996d69abb Updated libtool support so Mingw32 builds work.
Sam Lantinga <slouken@libsdl.org>
parents: 723
diff changeset
  1041
	])
dac996d69abb Updated libtool support so Mingw32 builds work.
Sam Lantinga <slouken@libsdl.org>
parents: 723
diff changeset
  1042
      ])
dac996d69abb Updated libtool support so Mingw32 builds work.
Sam Lantinga <slouken@libsdl.org>
parents: 723
diff changeset
  1043
    ;;
dac996d69abb Updated libtool support so Mingw32 builds work.
Sam Lantinga <slouken@libsdl.org>
parents: 723
diff changeset
  1044
  esac
dac996d69abb Updated libtool support so Mingw32 builds work.
Sam Lantinga <slouken@libsdl.org>
parents: 723
diff changeset
  1045
dac996d69abb Updated libtool support so Mingw32 builds work.
Sam Lantinga <slouken@libsdl.org>
parents: 723
diff changeset
  1046
  if test "x$lt_cv_dlopen" != xno; then
dac996d69abb Updated libtool support so Mingw32 builds work.
Sam Lantinga <slouken@libsdl.org>
parents: 723
diff changeset
  1047
    enable_dlopen=yes
dac996d69abb Updated libtool support so Mingw32 builds work.
Sam Lantinga <slouken@libsdl.org>
parents: 723
diff changeset
  1048
  else
dac996d69abb Updated libtool support so Mingw32 builds work.
Sam Lantinga <slouken@libsdl.org>
parents: 723
diff changeset
  1049
    enable_dlopen=no
dac996d69abb Updated libtool support so Mingw32 builds work.
Sam Lantinga <slouken@libsdl.org>
parents: 723
diff changeset
  1050
  fi
dac996d69abb Updated libtool support so Mingw32 builds work.
Sam Lantinga <slouken@libsdl.org>
parents: 723
diff changeset
  1051
dac996d69abb Updated libtool support so Mingw32 builds work.
Sam Lantinga <slouken@libsdl.org>
parents: 723
diff changeset
  1052
  case $lt_cv_dlopen in
dac996d69abb Updated libtool support so Mingw32 builds work.
Sam Lantinga <slouken@libsdl.org>
parents: 723
diff changeset
  1053
  dlopen)
dac996d69abb Updated libtool support so Mingw32 builds work.
Sam Lantinga <slouken@libsdl.org>
parents: 723
diff changeset
  1054
    save_CPPFLAGS="$CPPFLAGS"
dac996d69abb Updated libtool support so Mingw32 builds work.
Sam Lantinga <slouken@libsdl.org>
parents: 723
diff changeset
  1055
    test "x$ac_cv_header_dlfcn_h" = xyes && CPPFLAGS="$CPPFLAGS -DHAVE_DLFCN_H"
dac996d69abb Updated libtool support so Mingw32 builds work.
Sam Lantinga <slouken@libsdl.org>
parents: 723
diff changeset
  1056
dac996d69abb Updated libtool support so Mingw32 builds work.
Sam Lantinga <slouken@libsdl.org>
parents: 723
diff changeset
  1057
    save_LDFLAGS="$LDFLAGS"
dac996d69abb Updated libtool support so Mingw32 builds work.
Sam Lantinga <slouken@libsdl.org>
parents: 723
diff changeset
  1058
    eval LDFLAGS=\"\$LDFLAGS $export_dynamic_flag_spec\"
dac996d69abb Updated libtool support so Mingw32 builds work.
Sam Lantinga <slouken@libsdl.org>
parents: 723
diff changeset
  1059
dac996d69abb Updated libtool support so Mingw32 builds work.
Sam Lantinga <slouken@libsdl.org>
parents: 723
diff changeset
  1060
    save_LIBS="$LIBS"
dac996d69abb Updated libtool support so Mingw32 builds work.
Sam Lantinga <slouken@libsdl.org>
parents: 723
diff changeset
  1061
    LIBS="$lt_cv_dlopen_libs $LIBS"
dac996d69abb Updated libtool support so Mingw32 builds work.
Sam Lantinga <slouken@libsdl.org>
parents: 723
diff changeset
  1062
dac996d69abb Updated libtool support so Mingw32 builds work.
Sam Lantinga <slouken@libsdl.org>
parents: 723
diff changeset
  1063
    AC_CACHE_CHECK([whether a program can dlopen itself],
dac996d69abb Updated libtool support so Mingw32 builds work.
Sam Lantinga <slouken@libsdl.org>
parents: 723
diff changeset
  1064
	  lt_cv_dlopen_self, [dnl
dac996d69abb Updated libtool support so Mingw32 builds work.
Sam Lantinga <slouken@libsdl.org>
parents: 723
diff changeset
  1065
	  _LT_AC_TRY_DLOPEN_SELF(
dac996d69abb Updated libtool support so Mingw32 builds work.
Sam Lantinga <slouken@libsdl.org>
parents: 723
diff changeset
  1066
	    lt_cv_dlopen_self=yes, lt_cv_dlopen_self=yes,
dac996d69abb Updated libtool support so Mingw32 builds work.
Sam Lantinga <slouken@libsdl.org>
parents: 723
diff changeset
  1067
	    lt_cv_dlopen_self=no, lt_cv_dlopen_self=cross)
dac996d69abb Updated libtool support so Mingw32 builds work.
Sam Lantinga <slouken@libsdl.org>
parents: 723
diff changeset
  1068
    ])
dac996d69abb Updated libtool support so Mingw32 builds work.
Sam Lantinga <slouken@libsdl.org>
parents: 723
diff changeset
  1069
dac996d69abb Updated libtool support so Mingw32 builds work.
Sam Lantinga <slouken@libsdl.org>
parents: 723
diff changeset
  1070
    if test "x$lt_cv_dlopen_self" = xyes; then
dac996d69abb Updated libtool support so Mingw32 builds work.
Sam Lantinga <slouken@libsdl.org>
parents: 723
diff changeset
  1071
      LDFLAGS="$LDFLAGS $link_static_flag"
dac996d69abb Updated libtool support so Mingw32 builds work.
Sam Lantinga <slouken@libsdl.org>
parents: 723
diff changeset
  1072
      AC_CACHE_CHECK([whether a statically linked program can dlopen itself],
dac996d69abb Updated libtool support so Mingw32 builds work.
Sam Lantinga <slouken@libsdl.org>
parents: 723
diff changeset
  1073
    	  lt_cv_dlopen_self_static, [dnl
dac996d69abb Updated libtool support so Mingw32 builds work.
Sam Lantinga <slouken@libsdl.org>
parents: 723
diff changeset
  1074
	  _LT_AC_TRY_DLOPEN_SELF(
dac996d69abb Updated libtool support so Mingw32 builds work.
Sam Lantinga <slouken@libsdl.org>
parents: 723
diff changeset
  1075
	    lt_cv_dlopen_self_static=yes, lt_cv_dlopen_self_static=yes,
dac996d69abb Updated libtool support so Mingw32 builds work.
Sam Lantinga <slouken@libsdl.org>
parents: 723
diff changeset
  1076
	    lt_cv_dlopen_self_static=no,  lt_cv_dlopen_self_static=cross)
dac996d69abb Updated libtool support so Mingw32 builds work.
Sam Lantinga <slouken@libsdl.org>
parents: 723
diff changeset
  1077
      ])
dac996d69abb Updated libtool support so Mingw32 builds work.
Sam Lantinga <slouken@libsdl.org>
parents: 723
diff changeset
  1078
    fi
dac996d69abb Updated libtool support so Mingw32 builds work.
Sam Lantinga <slouken@libsdl.org>
parents: 723
diff changeset
  1079
dac996d69abb Updated libtool support so Mingw32 builds work.
Sam Lantinga <slouken@libsdl.org>
parents: 723
diff changeset
  1080
    CPPFLAGS="$save_CPPFLAGS"
dac996d69abb Updated libtool support so Mingw32 builds work.
Sam Lantinga <slouken@libsdl.org>
parents: 723
diff changeset
  1081
    LDFLAGS="$save_LDFLAGS"
dac996d69abb Updated libtool support so Mingw32 builds work.
Sam Lantinga <slouken@libsdl.org>
parents: 723
diff changeset
  1082
    LIBS="$save_LIBS"
dac996d69abb Updated libtool support so Mingw32 builds work.
Sam Lantinga <slouken@libsdl.org>
parents: 723
diff changeset
  1083
    ;;
dac996d69abb Updated libtool support so Mingw32 builds work.
Sam Lantinga <slouken@libsdl.org>
parents: 723
diff changeset
  1084
  esac
dac996d69abb Updated libtool support so Mingw32 builds work.
Sam Lantinga <slouken@libsdl.org>
parents: 723
diff changeset
  1085
dac996d69abb Updated libtool support so Mingw32 builds work.
Sam Lantinga <slouken@libsdl.org>
parents: 723
diff changeset
  1086
  case $lt_cv_dlopen_self in
dac996d69abb Updated libtool support so Mingw32 builds work.
Sam Lantinga <slouken@libsdl.org>
parents: 723
diff changeset
  1087
  yes|no) enable_dlopen_self=$lt_cv_dlopen_self ;;
dac996d69abb Updated libtool support so Mingw32 builds work.
Sam Lantinga <slouken@libsdl.org>
parents: 723
diff changeset
  1088
  *) enable_dlopen_self=unknown ;;
dac996d69abb Updated libtool support so Mingw32 builds work.
Sam Lantinga <slouken@libsdl.org>
parents: 723
diff changeset
  1089
  esac
dac996d69abb Updated libtool support so Mingw32 builds work.
Sam Lantinga <slouken@libsdl.org>
parents: 723
diff changeset
  1090
dac996d69abb Updated libtool support so Mingw32 builds work.
Sam Lantinga <slouken@libsdl.org>
parents: 723
diff changeset
  1091
  case $lt_cv_dlopen_self_static in
dac996d69abb Updated libtool support so Mingw32 builds work.
Sam Lantinga <slouken@libsdl.org>
parents: 723
diff changeset
  1092
  yes|no) enable_dlopen_self_static=$lt_cv_dlopen_self_static ;;
dac996d69abb Updated libtool support so Mingw32 builds work.
Sam Lantinga <slouken@libsdl.org>
parents: 723
diff changeset
  1093
  *) enable_dlopen_self_static=unknown ;;
dac996d69abb Updated libtool support so Mingw32 builds work.
Sam Lantinga <slouken@libsdl.org>
parents: 723
diff changeset
  1094
  esac
dac996d69abb Updated libtool support so Mingw32 builds work.
Sam Lantinga <slouken@libsdl.org>
parents: 723
diff changeset
  1095
fi
dac996d69abb Updated libtool support so Mingw32 builds work.
Sam Lantinga <slouken@libsdl.org>
parents: 723
diff changeset
  1096
])# AC_LIBTOOL_DLOPEN_SELF
dac996d69abb Updated libtool support so Mingw32 builds work.
Sam Lantinga <slouken@libsdl.org>
parents: 723
diff changeset
  1097
dac996d69abb Updated libtool support so Mingw32 builds work.
Sam Lantinga <slouken@libsdl.org>
parents: 723
diff changeset
  1098
dac996d69abb Updated libtool support so Mingw32 builds work.
Sam Lantinga <slouken@libsdl.org>
parents: 723
diff changeset
  1099
# AC_LIBTOOL_PROG_CC_C_O([TAGNAME])
dac996d69abb Updated libtool support so Mingw32 builds work.
Sam Lantinga <slouken@libsdl.org>
parents: 723
diff changeset
  1100
# ---------------------------------
dac996d69abb Updated libtool support so Mingw32 builds work.
Sam Lantinga <slouken@libsdl.org>
parents: 723
diff changeset
  1101
# Check to see if options -c and -o are simultaneously supported by compiler
dac996d69abb Updated libtool support so Mingw32 builds work.
Sam Lantinga <slouken@libsdl.org>
parents: 723
diff changeset
  1102
AC_DEFUN([AC_LIBTOOL_PROG_CC_C_O],
dac996d69abb Updated libtool support so Mingw32 builds work.
Sam Lantinga <slouken@libsdl.org>
parents: 723
diff changeset
  1103
[AC_REQUIRE([_LT_AC_SYS_COMPILER])dnl
dac996d69abb Updated libtool support so Mingw32 builds work.
Sam Lantinga <slouken@libsdl.org>
parents: 723
diff changeset
  1104
AC_CACHE_CHECK([if $compiler supports -c -o file.$ac_objext],
dac996d69abb Updated libtool support so Mingw32 builds work.
Sam Lantinga <slouken@libsdl.org>
parents: 723
diff changeset
  1105
  [_LT_AC_TAGVAR(lt_cv_prog_compiler_c_o, $1)],
dac996d69abb Updated libtool support so Mingw32 builds work.
Sam Lantinga <slouken@libsdl.org>
parents: 723
diff changeset
  1106
  [_LT_AC_TAGVAR(lt_cv_prog_compiler_c_o, $1)=no
dac996d69abb Updated libtool support so Mingw32 builds work.
Sam Lantinga <slouken@libsdl.org>
parents: 723
diff changeset
  1107
   $rm -r conftest 2>/dev/null
dac996d69abb Updated libtool support so Mingw32 builds work.
Sam Lantinga <slouken@libsdl.org>
parents: 723
diff changeset
  1108
   mkdir conftest
dac996d69abb Updated libtool support so Mingw32 builds work.
Sam Lantinga <slouken@libsdl.org>
parents: 723
diff changeset
  1109
   cd conftest
dac996d69abb Updated libtool support so Mingw32 builds work.
Sam Lantinga <slouken@libsdl.org>
parents: 723
diff changeset
  1110
   mkdir out
dac996d69abb Updated libtool support so Mingw32 builds work.
Sam Lantinga <slouken@libsdl.org>
parents: 723
diff changeset
  1111
   printf "$lt_simple_compile_test_code" > conftest.$ac_ext
dac996d69abb Updated libtool support so Mingw32 builds work.
Sam Lantinga <slouken@libsdl.org>
parents: 723
diff changeset
  1112
dac996d69abb Updated libtool support so Mingw32 builds work.
Sam Lantinga <slouken@libsdl.org>
parents: 723
diff changeset
  1113
   # According to Tom Tromey, Ian Lance Taylor reported there are C compilers
dac996d69abb Updated libtool support so Mingw32 builds work.
Sam Lantinga <slouken@libsdl.org>
parents: 723
diff changeset
  1114
   # that will create temporary files in the current directory regardless of
dac996d69abb Updated libtool support so Mingw32 builds work.
Sam Lantinga <slouken@libsdl.org>
parents: 723
diff changeset
  1115
   # the output directory.  Thus, making CWD read-only will cause this test
dac996d69abb Updated libtool support so Mingw32 builds work.
Sam Lantinga <slouken@libsdl.org>
parents: 723
diff changeset
  1116
   # to fail, enabling locking or at least warning the user not to do parallel
dac996d69abb Updated libtool support so Mingw32 builds work.
Sam Lantinga <slouken@libsdl.org>
parents: 723
diff changeset
  1117
   # builds.
dac996d69abb Updated libtool support so Mingw32 builds work.
Sam Lantinga <slouken@libsdl.org>
parents: 723
diff changeset
  1118
   chmod -w .
dac996d69abb Updated libtool support so Mingw32 builds work.
Sam Lantinga <slouken@libsdl.org>
parents: 723
diff changeset
  1119
dac996d69abb Updated libtool support so Mingw32 builds work.
Sam Lantinga <slouken@libsdl.org>
parents: 723
diff changeset
  1120
   lt_compiler_flag="-o out/conftest2.$ac_objext"
dac996d69abb Updated libtool support so Mingw32 builds work.
Sam Lantinga <slouken@libsdl.org>
parents: 723
diff changeset
  1121
   # Insert the option either (1) after the last *FLAGS variable, or
dac996d69abb Updated libtool support so Mingw32 builds work.
Sam Lantinga <slouken@libsdl.org>
parents: 723
diff changeset
  1122
   # (2) before a word containing "conftest.", or (3) at the end.
dac996d69abb Updated libtool support so Mingw32 builds work.
Sam Lantinga <slouken@libsdl.org>
parents: 723
diff changeset
  1123
   # Note that $ac_compile itself does not contain backslashes and begins
dac996d69abb Updated libtool support so Mingw32 builds work.
Sam Lantinga <slouken@libsdl.org>
parents: 723
diff changeset
  1124
   # with a dollar sign (not a hyphen), so the echo should work correctly.
dac996d69abb Updated libtool support so Mingw32 builds work.
Sam Lantinga <slouken@libsdl.org>
parents: 723
diff changeset
  1125
   lt_compile=`echo "$ac_compile" | $SED \
dac996d69abb Updated libtool support so Mingw32 builds work.
Sam Lantinga <slouken@libsdl.org>
parents: 723
diff changeset
  1126
   -e 's:.*FLAGS}? :&$lt_compiler_flag :; t' \
dac996d69abb Updated libtool support so Mingw32 builds work.
Sam Lantinga <slouken@libsdl.org>
parents: 723
diff changeset
  1127
   -e 's: [[^ ]]*conftest\.: $lt_compiler_flag&:; t' \
dac996d69abb Updated libtool support so Mingw32 builds work.
Sam Lantinga <slouken@libsdl.org>
parents: 723
diff changeset
  1128
   -e 's:$: $lt_compiler_flag:'`
dac996d69abb Updated libtool support so Mingw32 builds work.
Sam Lantinga <slouken@libsdl.org>
parents: 723
diff changeset
  1129
   (eval echo "\"\$as_me:__oline__: $lt_compile\"" >&AS_MESSAGE_LOG_FD)
dac996d69abb Updated libtool support so Mingw32 builds work.
Sam Lantinga <slouken@libsdl.org>
parents: 723
diff changeset
  1130
   (eval "$lt_compile" 2>out/conftest.err)
dac996d69abb Updated libtool support so Mingw32 builds work.
Sam Lantinga <slouken@libsdl.org>
parents: 723
diff changeset
  1131
   ac_status=$?
dac996d69abb Updated libtool support so Mingw32 builds work.
Sam Lantinga <slouken@libsdl.org>
parents: 723
diff changeset
  1132
   cat out/conftest.err >&AS_MESSAGE_LOG_FD
dac996d69abb Updated libtool support so Mingw32 builds work.
Sam Lantinga <slouken@libsdl.org>
parents: 723
diff changeset
  1133
   echo "$as_me:__oline__: \$? = $ac_status" >&AS_MESSAGE_LOG_FD
dac996d69abb Updated libtool support so Mingw32 builds work.
Sam Lantinga <slouken@libsdl.org>
parents: 723
diff changeset
  1134
   if (exit $ac_status) && test -s out/conftest2.$ac_objext
dac996d69abb Updated libtool support so Mingw32 builds work.
Sam Lantinga <slouken@libsdl.org>
parents: 723
diff changeset
  1135
   then
dac996d69abb Updated libtool support so Mingw32 builds work.
Sam Lantinga <slouken@libsdl.org>
parents: 723
diff changeset
  1136
     # The compiler can only warn and ignore the option if not recognized
dac996d69abb Updated libtool support so Mingw32 builds work.
Sam Lantinga <slouken@libsdl.org>
parents: 723
diff changeset
  1137
     # So say no if there are warnings
dac996d69abb Updated libtool support so Mingw32 builds work.
Sam Lantinga <slouken@libsdl.org>
parents: 723
diff changeset
  1138
     if test ! -s out/conftest.err; then
dac996d69abb Updated libtool support so Mingw32 builds work.
Sam Lantinga <slouken@libsdl.org>
parents: 723