]> git.saurik.com Git - wxWidgets.git/blobdiff - aclocal.m4
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[wxWidgets.git] / aclocal.m4
index b92b74aa73f8efc09499514e59fbf9b114a5dc7d..dab409f14d305b6961052fefa055ad6fabcbd91a 100644 (file)
@@ -1,6 +1,6 @@
-# generated automatically by aclocal 1.7.2 -*- Autoconf -*-
+# aclocal.m4 generated automatically by aclocal 1.6.3 -*- Autoconf -*-
 
 
-# Copyright (C) 1996, 1997, 1998, 1999, 2000, 2001, 2002
+# Copyright 1996, 1997, 1998, 1999, 2000, 2001, 2002
 # Free Software Foundation, Inc.
 # This file is free software; the Free Software Foundation
 # gives unlimited permission to copy and/or distribute it,
 # Free Software Foundation, Inc.
 # This file is free software; the Free Software Foundation
 # gives unlimited permission to copy and/or distribute it,
@@ -21,6 +21,20 @@ dnl
 dnl Version: $Id$
 dnl ---------------------------------------------------------------------------
 
 dnl Version: $Id$
 dnl ---------------------------------------------------------------------------
 
+
+dnl ===========================================================================
+dnl Objective-C(++) related macros
+dnl ===========================================================================
+m4_define([AC_WX_LANG_OBJECTIVEC],
+[AC_LANG(C)
+ac_ext=m
+])
+
+m4_define([AC_WX_LANG_OBJECTIVECPLUSPLUS],
+[AC_LANG(C++)
+ac_ext=mm
+])
+
 dnl ===========================================================================
 dnl macros to find the a file in the list of include/lib paths
 dnl ===========================================================================
 dnl ===========================================================================
 dnl macros to find the a file in the list of include/lib paths
 dnl ===========================================================================
@@ -101,14 +115,11 @@ dnl WX_CPP_NEW_HEADERS checks whether the compiler has "new" <iostream> header
 dnl or only the old <iostream.h> one - it may be generally assumed that if
 dnl <iostream> exists, the other "new" headers (without .h) exist too.
 dnl
 dnl or only the old <iostream.h> one - it may be generally assumed that if
 dnl <iostream> exists, the other "new" headers (without .h) exist too.
 dnl
-dnl call WX_CPP_NEW_HEADERS(actiof-if-true, action-if-false-or-cross-compiling)
+dnl call WX_CPP_NEW_HEADERS(actiof-if-true, action-if-false)
 dnl ---------------------------------------------------------------------------
 
 AC_DEFUN([WX_CPP_NEW_HEADERS],
 [
 dnl ---------------------------------------------------------------------------
 
 AC_DEFUN([WX_CPP_NEW_HEADERS],
 [
-  if test "$cross_compiling" = "yes"; then
-    ifelse([$2], , :, [$2])
-  else
     AC_LANG_SAVE
     AC_LANG_CPLUSPLUS
 
     AC_LANG_SAVE
     AC_LANG_CPLUSPLUS
 
@@ -121,7 +132,6 @@ AC_DEFUN([WX_CPP_NEW_HEADERS],
     fi
 
     AC_LANG_RESTORE
     fi
 
     AC_LANG_RESTORE
-  fi
 ])
 
 dnl ---------------------------------------------------------------------------
 ])
 
 dnl ---------------------------------------------------------------------------
@@ -440,7 +450,44 @@ AC_DEFUN([WX_VERSIONED_SYMBOLS],
         else
           wx_cv_version_script=no
         fi
         else
           wx_cv_version_script=no
         fi
+
+        dnl There's a problem in some old linkers with --version-script that
+        dnl can cause linking to fail when you have objects with vtables in
+        dnl libs 3 deep.  This is known to happen in netbsd and openbsd with
+        dnl ld 2.11.2.
+        dnl 
+        dnl To test for this we need to make some shared libs and
+        dnl unfortunately we can't be sure of the right way to do that. If the
+        dnl first two compiles don't succeed then it looks like the test isn't
+        dnl working and the result is ignored, but if OTOH the first two
+        dnl succeed but the third does not then the bug has been detected and
+        dnl the --version-script flag is dropped.
+        if test $wx_cv_version_script = yes
+        then
+          echo "struct B { virtual ~B() { } }; \
+                struct D : public B { }; \
+                void F() { D d; }" > conftest.cpp
+
+          if AC_TRY_COMMAND([
+                $CXX -shared -fPIC -o conftest1.output $CXXFLAGS $CPPFLAGS $LDFLAGS conftest.cpp
+                -Wl,--version-script,conftest.sym >/dev/null 2>/dev/null]) &&
+             AC_TRY_COMMAND([
+                $CXX -shared -fPIC -o conftest2.output $CXXFLAGS $CPPFLAGS $LDFLAGS conftest.cpp
+                -Wl,--version-script,conftest.sym conftest1.output >/dev/null 2>/dev/null])
+          then
+            if AC_TRY_COMMAND([
+                  $CXX -shared -fPIC -o conftest3.output $CXXFLAGS $CPPFLAGS $LDFLAGS conftest.cpp
+                  -Wl,--version-script,conftest.sym conftest2.output conftest1.output >/dev/null 2>/dev/null])
+            then
+              wx_cv_version_script=yes
+            else
+              wx_cv_version_script=no
+            fi
+          fi
+        fi
+
         rm -f conftest.output conftest.stderr conftest.sym conftest.cpp
         rm -f conftest.output conftest.stderr conftest.sym conftest.cpp
+        rm -f conftest1.output conftest2.output conftest3.output
       ])
       if test $wx_cv_version_script = yes ; then
         LDFLAGS_VERSIONING="-Wl,--version-script,$1"
       ])
       if test $wx_cv_version_script = yes ; then
         LDFLAGS_VERSIONING="-Wl,--version-script,$1"
@@ -612,6 +659,207 @@ if test "$ac_cv_cxx_const_cast" = yes; then
 fi
 ])
 
 fi
 ])
 
+dnl http://www.gnu.org/software/ac-archive/htmldoc/ac_cxx_reinterpret_cast.html
+AC_DEFUN([AC_CXX_REINTERPRET_CAST],
+[AC_CACHE_CHECK(whether the compiler supports reinterpret_cast<>,
+ac_cv_cxx_reinterpret_cast,
+[AC_LANG_SAVE
+ AC_LANG_CPLUSPLUS
+ AC_TRY_COMPILE([#include <typeinfo>
+class Base { public : Base () {} virtual void f () = 0;};
+class Derived : public Base { public : Derived () {} virtual void f () {} };
+class Unrelated { public : Unrelated () {} };
+int g (Unrelated&) { return 0; }],[
+Derived d;Base& b=d;Unrelated& e=reinterpret_cast<Unrelated&>(b);return g(e);],
+ ac_cv_cxx_reinterpret_cast=yes, ac_cv_cxx_reinterpret_cast=no)
+ AC_LANG_RESTORE
+])
+if test "$ac_cv_cxx_reinterpret_cast" = yes; then
+  AC_DEFINE(HAVE_REINTERPRET_CAST,,
+            [define if the compiler supports reinterpret_cast<>])
+fi
+])
+
+dnl and http://www.gnu.org/software/ac-archive/htmldoc/ac_cxx_static_cast.html
+AC_DEFUN([AC_CXX_STATIC_CAST],
+[AC_CACHE_CHECK(whether the compiler supports static_cast<>,
+ac_cv_cxx_static_cast,
+[AC_LANG_SAVE
+ AC_LANG_CPLUSPLUS
+ AC_TRY_COMPILE([#include <typeinfo>
+class Base { public : Base () {} virtual void f () = 0; };
+class Derived : public Base { public : Derived () {} virtual void f () {} };
+int g (Derived&) { return 0; }],[
+Derived d; Base& b = d; Derived& s = static_cast<Derived&> (b); return g (s);],
+ ac_cv_cxx_static_cast=yes, ac_cv_cxx_static_cast=no)
+ AC_LANG_RESTORE
+])
+if test "$ac_cv_cxx_static_cast" = yes; then
+  AC_DEFINE(HAVE_STATIC_CAST,, [define if the compiler supports static_cast<>])
+fi
+])
+
+dnl http://autoconf-archive.cryp.to/ac_cxx_dynamic_cast.html
+AC_DEFUN([AC_CXX_DYNAMIC_CAST],
+[AC_CACHE_CHECK(whether the compiler supports dynamic_cast<>,
+ac_cv_cxx_dynamic_cast,
+[AC_LANG_SAVE
+ AC_LANG_CPLUSPLUS
+ AC_TRY_COMPILE([#include <typeinfo>
+class Base { public : Base () {} virtual void f () = 0;};
+class Derived : public Base { public : Derived () {} virtual void f () {} };],[
+Derived d; Base& b=d; return dynamic_cast<Derived*>(&b) ? 0 : 1;],
+ ac_cv_cxx_dynamic_cast=yes, ac_cv_cxx_dynamic_cast=no)
+ AC_LANG_RESTORE
+])
+if test "$ac_cv_cxx_dynamic_cast" = yes; then
+  AC_DEFINE(HAVE_DYNAMIC_CAST,,[define if the compiler supports dynamic_cast<>])
+fi
+])
+
+
+dnl ---------------------------------------------------------------------------
+dnl Compiler detection macros by David Elliott
+dnl ---------------------------------------------------------------------------
+
+
+dnl ===========================================================================
+dnl Macros to detect non-GNU compilers (MetroWerks, XLC)
+dnl ===========================================================================
+
+dnl Based on autoconf _AC_LANG_COMPILER_GNU
+AC_DEFUN([_AC_BAKEFILE_LANG_COMPILER_MWERKS],
+[AC_CACHE_CHECK([whether we are using the Metrowerks _AC_LANG compiler],
+    [bakefile_cv_[]_AC_LANG_ABBREV[]_compiler_mwerks],
+    [AC_TRY_COMPILE([],[#ifndef __MWERKS__
+       choke me
+#endif
+],
+        [bakefile_compiler_mwerks=yes],
+        [bakefile_compiler_mwerks=no])
+    bakefile_cv_[]_AC_LANG_ABBREV[]_compiler_mwerks=$bakefile_compiler_mwerks
+    ])
+])
+
+dnl Loosely based on autoconf AC_PROG_CC
+dnl TODO: Maybe this should wrap the call to AC_PROG_CC and be used instead.
+AC_DEFUN([AC_BAKEFILE_PROG_MWCC],
+[AC_LANG_PUSH(C)
+_AC_BAKEFILE_LANG_COMPILER_MWERKS
+MWCC=`test $bakefile_cv_c_compiler_mwerks = yes && echo yes`
+AC_LANG_POP(C)
+])
+
+dnl Loosely based on autoconf AC_PROG_CXX
+dnl TODO: Maybe this should wrap the call to AC_PROG_CXX and be used instead.
+AC_DEFUN([AC_BAKEFILE_PROG_MWCXX],
+[AC_LANG_PUSH(C++)
+_AC_BAKEFILE_LANG_COMPILER_MWERKS
+MWCXX=`test $bakefile_cv_cxx_compiler_mwerks = yes && echo yes`
+AC_LANG_POP(C++)
+])
+
+dnl Based on autoconf _AC_LANG_COMPILER_GNU
+AC_DEFUN([_AC_BAKEFILE_LANG_COMPILER_XLC],
+[AC_CACHE_CHECK([whether we are using the IBM xlC _AC_LANG compiler],
+    [wx_cv_[]_AC_LANG_ABBREV[]_compiler_xlc],
+    [AC_TRY_COMPILE([],[#ifndef __xlC__
+       choke me
+#endif
+],
+        [wx_compiler_xlc=yes],
+        [wx_compiler_xlc=no])
+    wx_cv_[]_AC_LANG_ABBREV[]_compiler_xlc=$wx_compiler_xlc
+    ])
+])
+
+dnl Loosely based on autoconf AC_PROG_CC
+AC_DEFUN([AC_BAKEFILE_PROG_XLCC],
+[AC_LANG_PUSH(C)
+_AC_BAKEFILE_LANG_COMPILER_XLC
+XLCC=`test $wx_cv_c_compiler_xlc = yes && echo yes`
+AC_LANG_POP(C)
+])
+
+dnl Loosely based on autoconf AC_PROG_CXX
+AC_DEFUN([AC_BAKEFILE_PROG_XLCXX],
+[AC_LANG_PUSH(C++)
+_AC_BAKEFILE_LANG_COMPILER_XLC
+XLCXX=`test $wx_cv_cxx_compiler_xlc = yes && echo yes`
+AC_LANG_POP(C++)
+])
+
+
+dnl ===========================================================================
+dnl macros to detect specialty compiler options
+dnl ===========================================================================
+
+dnl Figure out if we need to pass -ext o to compiler (MetroWerks)
+AC_DEFUN([AC_BAKEFILE_METROWERKS_EXTO],
+[AC_CACHE_CHECK([if the _AC_LANG compiler requires -ext o], wx_cv_[]_AC_LANG_ABBREV[]_exto,
+dnl First create an empty conf test
+[AC_LANG_CONFTEST([AC_LANG_PROGRAM()])
+dnl Now remove .o and .c.o or .cc.o
+rm -f conftest.$ac_objext conftest.$ac_ext.o
+dnl Now compile the test
+AS_IF([AC_TRY_EVAL(ac_compile)],
+dnl If the test succeeded look for conftest.c.o or conftest.cc.o
+[for ac_file in `(ls conftest.* 2>/dev/null)`; do
+    case $ac_file in
+        conftest.$ac_ext.o)
+            wx_cv_[]_AC_LANG_ABBREV[]_exto="-ext o"
+            ;;
+        *)
+            ;;
+    esac
+done],
+[AC_MSG_FAILURE([cannot figure out if compiler needs -ext o: cannot compile])
+]) dnl AS_IF
+
+rm -f conftest.$ac_ext.o conftest.$ac_objext conftest.$ac_ext
+]) dnl AC_CACHE_CHECK
+
+if test "x$wx_cv_[]_AC_LANG_ABBREV[]_exto" '!=' "x"; then
+    if test "[]_AC_LANG_ABBREV[]" = "c"; then
+        CFLAGS="$wx_cv_[]_AC_LANG_ABBREV[]_exto $CFLAGS"
+    fi
+    if test "[]_AC_LANG_ABBREV[]" = "cxx"; then
+        CXXFLAGS="$wx_cv_[]_AC_LANG_ABBREV[]_exto $CXXFLAGS"
+    fi
+fi
+]) dnl AC_DEFUN
+
+
+dnl ===========================================================================
+dnl Macros to do all of the compiler detections as one macro
+dnl ===========================================================================
+AC_DEFUN([AC_BAKEFILE_PROG_CC],
+[
+    AC_PROG_CC
+    AC_BAKEFILE_METROWERKS_EXTO
+    dnl By the time we find out that we need -ext o some tests have failed.
+    if test "x$wx_cv_c_exto" '!=' "x"; then
+        unset ac_cv_prog_cc_g
+        _AC_PROG_CC_G
+    fi
+    AC_BAKEFILE_PROG_MWCC
+    AC_BAKEFILE_PROG_XLCC
+])
+
+AC_DEFUN([AC_BAKEFILE_PROG_CXX],
+[
+    AC_PROG_CXX
+    AC_BAKEFILE_METROWERKS_EXTO
+    dnl By the time we find out that we need -ext o some tests have failed.
+    if test "x$wx_cv_cxx_exto" '!=' "x"; then
+        unset ac_cv_prog_cxx_g
+        _AC_PROG_CXX_G
+    fi
+    AC_BAKEFILE_PROG_MWCXX
+    AC_BAKEFILE_PROG_XLCXX
+])
+
+
 # Configure paths for GTK+
 # Owen Taylor     1997-2001
 
 # Configure paths for GTK+
 # Owen Taylor     1997-2001
 
@@ -619,7 +867,7 @@ dnl AM_PATH_GTK_2_0([MINIMUM-VERSION, [ACTION-IF-FOUND [, ACTION-IF-NOT-FOUND [,
 dnl Test for GTK+, and define GTK_CFLAGS and GTK_LIBS, if gthread is specified in MODULES, 
 dnl pass to pkg-config
 dnl
 dnl Test for GTK+, and define GTK_CFLAGS and GTK_LIBS, if gthread is specified in MODULES, 
 dnl pass to pkg-config
 dnl
-AC_DEFUN(AM_PATH_GTK_2_0,
+AC_DEFUN([AM_PATH_GTK_2_0],
 [dnl 
 dnl Get the cflags and libraries from pkg-config
 dnl
 [dnl 
 dnl Get the cflags and libraries from pkg-config
 dnl
@@ -644,7 +892,7 @@ AC_ARG_ENABLE(gtktest, [  --disable-gtktest       do not try to compile and run
     if pkg-config --atleast-pkgconfig-version 0.7 ; then
       :
     else
     if pkg-config --atleast-pkgconfig-version 0.7 ; then
       :
     else
-      echo *** pkg-config too old; version 0.7 or better required.
+      echo "*** pkg-config too old; version 0.7 or better required."
       no_gtk=yes
       PKG_CONFIG=no
     fi
       no_gtk=yes
       PKG_CONFIG=no
     fi
@@ -1062,6 +1310,211 @@ AC_DEFUN(PKG_CHECK_MODULES, [
 
 
 
 
 
 
+# Configure paths for SDL
+# Sam Lantinga 9/21/99
+# stolen from Manish Singh
+# stolen back from Frank Belew
+# stolen from Manish Singh
+# Shamelessly stolen from Owen Taylor
+
+dnl AM_PATH_SDL([MINIMUM-VERSION, [ACTION-IF-FOUND [, ACTION-IF-NOT-FOUND]]])
+dnl Test for SDL, and define SDL_CFLAGS and SDL_LIBS
+dnl
+AC_DEFUN([AM_PATH_SDL],
+[dnl 
+dnl Get the cflags and libraries from the sdl-config script
+dnl
+AC_ARG_WITH(sdl-prefix,[  --with-sdl-prefix=PFX   Prefix where SDL is installed (optional)],
+            sdl_prefix="$withval", sdl_prefix="")
+AC_ARG_WITH(sdl-exec-prefix,[  --with-sdl-exec-prefix=PFX Exec prefix where SDL is installed (optional)],
+            sdl_exec_prefix="$withval", sdl_exec_prefix="")
+AC_ARG_ENABLE(sdltest, [  --disable-sdltest       Do not try to compile and run a test SDL program],
+                   , enable_sdltest=yes)
+
+  if test x$sdl_exec_prefix != x ; then
+     sdl_args="$sdl_args --exec-prefix=$sdl_exec_prefix"
+     if test x${SDL_CONFIG+set} != xset ; then
+        SDL_CONFIG=$sdl_exec_prefix/bin/sdl-config
+     fi
+  fi
+  if test x$sdl_prefix != x ; then
+     sdl_args="$sdl_args --prefix=$sdl_prefix"
+     if test x${SDL_CONFIG+set} != xset ; then
+        SDL_CONFIG=$sdl_prefix/bin/sdl-config
+     fi
+  fi
+
+  AC_REQUIRE([AC_CANONICAL_TARGET])
+  PATH="$prefix/bin:$prefix/usr/bin:$PATH"
+  AC_PATH_PROG(SDL_CONFIG, sdl-config, no, [$PATH])
+  min_sdl_version=ifelse([$1], ,0.11.0,$1)
+  AC_MSG_CHECKING(for SDL - version >= $min_sdl_version)
+  no_sdl=""
+  if test "$SDL_CONFIG" = "no" ; then
+    no_sdl=yes
+  else
+    SDL_CFLAGS=`$SDL_CONFIG $sdlconf_args --cflags`
+    SDL_LIBS=`$SDL_CONFIG $sdlconf_args --libs`
+
+    sdl_major_version=`$SDL_CONFIG $sdl_args --version | \
+           sed 's/\([[0-9]]*\).\([[0-9]]*\).\([[0-9]]*\)/\1/'`
+    sdl_minor_version=`$SDL_CONFIG $sdl_args --version | \
+           sed 's/\([[0-9]]*\).\([[0-9]]*\).\([[0-9]]*\)/\2/'`
+    sdl_micro_version=`$SDL_CONFIG $sdl_config_args --version | \
+           sed 's/\([[0-9]]*\).\([[0-9]]*\).\([[0-9]]*\)/\3/'`
+    if test "x$enable_sdltest" = "xyes" ; then
+      ac_save_CFLAGS="$CFLAGS"
+      ac_save_CXXFLAGS="$CXXFLAGS"
+      ac_save_LIBS="$LIBS"
+      CFLAGS="$CFLAGS $SDL_CFLAGS"
+      CXXFLAGS="$CXXFLAGS $SDL_CFLAGS"
+      LIBS="$LIBS $SDL_LIBS"
+dnl
+dnl Now check if the installed SDL is sufficiently new. (Also sanity
+dnl checks the results of sdl-config to some extent
+dnl
+      rm -f conf.sdltest
+      AC_TRY_RUN([
+#include <stdio.h>
+#include <stdlib.h>
+#include <string.h>
+#include "SDL.h"
+
+char*
+my_strdup (char *str)
+{
+  char *new_str;
+  
+  if (str)
+    {
+      new_str = (char *)malloc ((strlen (str) + 1) * sizeof(char));
+      strcpy (new_str, str);
+    }
+  else
+    new_str = NULL;
+  
+  return new_str;
+}
+
+int main (int argc, char *argv[])
+{
+  int major, minor, micro;
+  char *tmp_version;
+
+  /* This hangs on some systems (?)
+  system ("touch conf.sdltest");
+  */
+  { FILE *fp = fopen("conf.sdltest", "a"); if ( fp ) fclose(fp); }
+
+  /* HP/UX 9 (%@#!) writes to sscanf strings */
+  tmp_version = my_strdup("$min_sdl_version");
+  if (sscanf(tmp_version, "%d.%d.%d", &major, &minor, &micro) != 3) {
+     printf("%s, bad version string\n", "$min_sdl_version");
+     exit(1);
+   }
+
+   if (($sdl_major_version > major) ||
+      (($sdl_major_version == major) && ($sdl_minor_version > minor)) ||
+      (($sdl_major_version == major) && ($sdl_minor_version == minor) && ($sdl_micro_version >= micro)))
+    {
+      return 0;
+    }
+  else
+    {
+      printf("\n*** 'sdl-config --version' returned %d.%d.%d, but the minimum version\n", $sdl_major_version, $sdl_minor_version, $sdl_micro_version);
+      printf("*** of SDL required is %d.%d.%d. If sdl-config is correct, then it is\n", major, minor, micro);
+      printf("*** best to upgrade to the required version.\n");
+      printf("*** If sdl-config was wrong, set the environment variable SDL_CONFIG\n");
+      printf("*** to point to the correct copy of sdl-config, and remove the file\n");
+      printf("*** config.cache before re-running configure\n");
+      return 1;
+    }
+}
+
+],, no_sdl=yes,[echo $ac_n "cross compiling; assumed OK... $ac_c"])
+       CFLAGS="$ac_save_CFLAGS"
+       CXXFLAGS="$ac_save_CXXFLAGS"
+       LIBS="$ac_save_LIBS"
+     fi
+  fi
+  if test "x$no_sdl" = x ; then
+     AC_MSG_RESULT(yes)
+     ifelse([$2], , :, [$2])     
+  else
+     AC_MSG_RESULT(no)
+     if test "$SDL_CONFIG" = "no" ; then
+       echo "*** The sdl-config script installed by SDL could not be found"
+       echo "*** If SDL was installed in PREFIX, make sure PREFIX/bin is in"
+       echo "*** your path, or set the SDL_CONFIG environment variable to the"
+       echo "*** full path to sdl-config."
+     else
+       if test -f conf.sdltest ; then
+        :
+       else
+          echo "*** Could not run SDL test program, checking why..."
+          CFLAGS="$CFLAGS $SDL_CFLAGS"
+          CXXFLAGS="$CXXFLAGS $SDL_CFLAGS"
+          LIBS="$LIBS $SDL_LIBS"
+          AC_TRY_LINK([
+#include <stdio.h>
+#include "SDL.h"
+
+int main(int argc, char *argv[])
+{ return 0; }
+#undef  main
+#define main K_and_R_C_main
+],      [ return 0; ],
+        [ echo "*** The test program compiled, but did not run. This usually means"
+          echo "*** that the run-time linker is not finding SDL or finding the wrong"
+          echo "*** version of SDL. If it is not finding SDL, you'll need to set your"
+          echo "*** LD_LIBRARY_PATH environment variable, or edit /etc/ld.so.conf to point"
+          echo "*** to the installed location  Also, make sure you have run ldconfig if that"
+          echo "*** is required on your system"
+         echo "***"
+          echo "*** If you have an old version installed, it is best to remove it, although"
+          echo "*** you may also be able to get things to work by modifying LD_LIBRARY_PATH"],
+        [ echo "*** The test program failed to compile or link. See the file config.log for the"
+          echo "*** exact error that occured. This usually means SDL was incorrectly installed"
+          echo "*** or that you have moved SDL since it was installed. In the latter case, you"
+          echo "*** may want to edit the sdl-config script: $SDL_CONFIG" ])
+          CFLAGS="$ac_save_CFLAGS"
+          CXXFLAGS="$ac_save_CXXFLAGS"
+          LIBS="$ac_save_LIBS"
+       fi
+     fi
+     SDL_CFLAGS=""
+     SDL_LIBS=""
+     ifelse([$3], , :, [$3])
+  fi
+  AC_SUBST(SDL_CFLAGS)
+  AC_SUBST(SDL_LIBS)
+  rm -f conf.sdltest
+])
+
+dnl Perform a check for a GStreamer element using gst-inspect
+dnl Thomas Vander Stichele <thomas at apestaart dot org>
+dnl Last modification: 25/01/2005
+
+dnl AM_GST_ELEMENT_CHECK(ELEMENT-NAME, ACTION-IF-FOUND, ACTION-IF-NOT-FOUND)
+
+AC_DEFUN([AM_GST_ELEMENT_CHECK],
+[
+  if test "x$GST_INSPECT" == "x"; then
+    AC_CHECK_PROG(GST_INSPECT, gst-inspect, gst-inspect, [])
+  fi
+
+  if test "x$GST_INSPECT" != "x"; then
+    AC_MSG_CHECKING(GStreamer element $1)
+    if [ $GST_INSPECT $1 > /dev/null 2> /dev/null ]; then
+      AC_MSG_RESULT(found.)
+      $2
+    else
+      AC_MSG_RESULT(not found.)
+      $3
+    fi
+  fi
+])
+
 dnl ---------------------------------------------------------------------------
 dnl Support macros for makefiles generated by BAKEFILE.
 dnl ---------------------------------------------------------------------------
 dnl ---------------------------------------------------------------------------
 dnl Support macros for makefiles generated by BAKEFILE.
 dnl ---------------------------------------------------------------------------
@@ -1077,7 +1530,7 @@ dnl
 dnl Detects GNU make
 dnl ---------------------------------------------------------------------------
 
 dnl Detects GNU make
 dnl ---------------------------------------------------------------------------
 
-AC_DEFUN(AC_BAKEFILE_GNUMAKE,
+AC_DEFUN([AC_BAKEFILE_GNUMAKE],
 [
     dnl does make support "-include" (only GNU make does AFAIK)?
     AC_CACHE_CHECK([if make is GNU make], bakefile_cv_prog_makeisgnu,
 [
     dnl does make support "-include" (only GNU make does AFAIK)?
     AC_CACHE_CHECK([if make is GNU make], bakefile_cv_prog_makeisgnu,
@@ -1104,38 +1557,119 @@ dnl
 dnl Detects platform and sets PLATFORM_XXX variables accordingly
 dnl ---------------------------------------------------------------------------
 
 dnl Detects platform and sets PLATFORM_XXX variables accordingly
 dnl ---------------------------------------------------------------------------
 
-AC_DEFUN(AC_BAKEFILE_PLATFORM,
+AC_DEFUN([AC_BAKEFILE_PLATFORM],
 [
     PLATFORM_UNIX=0
     PLATFORM_WIN32=0
     PLATFORM_MSDOS=0
     PLATFORM_MAC=0
 [
     PLATFORM_UNIX=0
     PLATFORM_WIN32=0
     PLATFORM_MSDOS=0
     PLATFORM_MAC=0
+    PLATFORM_MACOS=0
     PLATFORM_MACOSX=0
     PLATFORM_MACOSX=0
-    
-    case "${host}" in
-        *-*-cygwin* | *-*-mingw32* )
-            PLATFORM_WIN32=1
-        ;;
-        *-pc-msdosdjgpp | *-pc-os2_emx | *-pc-os2-emx )
-            PLATFORM_MSDOS=1
-        ;;
-        powerpc-*-darwin* )
-            PLATFORM_MAC=1
-            PLATFORM_MACOSX=1
-        ;;
-        * )
-            PLATFORM_UNIX=1
-        ;;
-    esac
+    PLATFORM_OS2=0
+    PLATFORM_BEOS=0
+
+    if test "x$BAKEFILE_FORCE_PLATFORM" = "x"; then 
+        case "${BAKEFILE_HOST}" in
+            *-*-cygwin* | *-*-mingw32* )
+                PLATFORM_WIN32=1
+            ;;
+            *-pc-msdosdjgpp )
+                PLATFORM_MSDOS=1
+            ;;
+            *-pc-os2_emx | *-pc-os2-emx )
+                PLATFORM_OS2=1
+            ;;
+            powerpc-*-darwin* )
+                PLATFORM_MAC=1
+                PLATFORM_MACOSX=1
+            ;; 
+            *-*-beos* )
+                PLATFORM_BEOS=1
+            ;;
+            powerpc-apple-macos* )
+                PLATFORM_MAC=1
+                PLATFORM_MACOS=1
+            ;;
+            * )
+                PLATFORM_UNIX=1
+            ;;
+        esac
+    else
+        case "$BAKEFILE_FORCE_PLATFORM" in
+            win32 )
+                PLATFORM_WIN32=1
+            ;;
+            msdos )
+                PLATFORM_MSDOS=1
+            ;;
+            os2 )
+                PLATFORM_OS2=1
+            ;;
+            darwin )
+                PLATFORM_MAC=1
+                PLATFORM_MACOSX=1
+            ;;
+            unix )
+                PLATFORM_UNIX=1
+            ;;
+            beos )
+                PLATFORM_BEOS=1
+            ;;
+            * )
+                AC_MSG_ERROR([Unknown platform: $BAKEFILE_FORCE_PLATFORM])
+            ;;
+        esac
+    fi
 
     AC_SUBST(PLATFORM_UNIX)
     AC_SUBST(PLATFORM_WIN32)
     AC_SUBST(PLATFORM_MSDOS)
     AC_SUBST(PLATFORM_MAC)
 
     AC_SUBST(PLATFORM_UNIX)
     AC_SUBST(PLATFORM_WIN32)
     AC_SUBST(PLATFORM_MSDOS)
     AC_SUBST(PLATFORM_MAC)
+    AC_SUBST(PLATFORM_MACOS)
     AC_SUBST(PLATFORM_MACOSX)
     AC_SUBST(PLATFORM_MACOSX)
+    AC_SUBST(PLATFORM_OS2)
+    AC_SUBST(PLATFORM_BEOS)
 ])
 
 
 ])
 
 
+dnl ---------------------------------------------------------------------------
+dnl AC_BAKEFILE_PLATFORM_SPECIFICS
+dnl
+dnl Sets misc platform-specific settings
+dnl ---------------------------------------------------------------------------
+
+AC_DEFUN([AC_BAKEFILE_PLATFORM_SPECIFICS],
+[
+    AC_ARG_ENABLE([omf], AS_HELP_STRING([--enable-omf],
+                                        [use OMF object format (OS/2)]),
+                  [bk_os2_use_omf="$enableval"])
+    
+    case "${BAKEFILE_HOST}" in
+      *-*-darwin* )
+        dnl For Unix to MacOS X porting instructions, see:
+        dnl http://fink.sourceforge.net/doc/porting/porting.html
+        CFLAGS="$CFLAGS -fno-common"
+        CXXFLAGS="$CXXFLAGS -fno-common"
+        ;;
+
+      *-pc-os2_emx | *-pc-os2-emx )
+        if test "x$bk_os2_use_omf" = "xyes" ; then
+            AR=emxomfar
+            RANLIB=:
+            LDFLAGS="-Zomf $LDFLAGS"
+            CFLAGS="-Zomf $CFLAGS"
+            CXXFLAGS="-Zomf $CXXFLAGS"
+            OS2_LIBEXT="lib"
+        else
+            OS2_LIBEXT="a"
+        fi
+        ;;
+      
+      i*86-*-beos* )
+        LDFLAGS="-L/boot/develop/lib/x86 $LDFLAGS"
+        ;;
+    esac
+])
 
 dnl ---------------------------------------------------------------------------
 dnl AC_BAKEFILE_SUFFIXES
 
 dnl ---------------------------------------------------------------------------
 dnl AC_BAKEFILE_SUFFIXES
@@ -1144,15 +1678,21 @@ dnl Detects shared various suffixes for shared libraries, libraries, programs,
 dnl plugins etc.
 dnl ---------------------------------------------------------------------------
 
 dnl plugins etc.
 dnl ---------------------------------------------------------------------------
 
-AC_DEFUN(AC_BAKEFILE_SUFFIXES,
+AC_DEFUN([AC_BAKEFILE_SUFFIXES],
 [
     SO_SUFFIX="so"
 [
     SO_SUFFIX="so"
+    SO_SUFFIX_MODULE="so"
     EXEEXT=""
     EXEEXT=""
-    DLLPREFIX=lib
+    LIBPREFIX="lib"
+    LIBEXT=".a"
+    DLLPREFIX="lib"
+    DLLPREFIX_MODULE=""
+    DLLIMP_SUFFIX=""
     
     
-    case "${host}" in
+    case "${BAKEFILE_HOST}" in
         *-hp-hpux* )
             SO_SUFFIX="sl"
         *-hp-hpux* )
             SO_SUFFIX="sl"
+            SO_SUFFIX_MODULE="sl"
         ;;
         *-*-aix* )
             dnl quoting from
         ;;
         *-*-aix* )
             dnl quoting from
@@ -1161,24 +1701,46 @@ AC_DEFUN(AC_BAKEFILE_SUFFIXES,
             dnl     .a extension. This will explain why you can't link with an
             dnl     .so and why it works with the name changed to .a.
             SO_SUFFIX="a"
             dnl     .a extension. This will explain why you can't link with an
             dnl     .so and why it works with the name changed to .a.
             SO_SUFFIX="a"
+            SO_SUFFIX_MODULE="a"
         ;;
         *-*-cygwin* | *-*-mingw32* )
             SO_SUFFIX="dll"
         ;;
         *-*-cygwin* | *-*-mingw32* )
             SO_SUFFIX="dll"
+            SO_SUFFIX_MODULE="dll"
+            DLLIMP_SUFFIX="dll.a"
+            EXEEXT=".exe"
+            DLLPREFIX=""
+        ;;
+        *-pc-msdosdjgpp )
             EXEEXT=".exe"
             DLLPREFIX=""
         ;;
             EXEEXT=".exe"
             DLLPREFIX=""
         ;;
-        *-pc-msdosdjgpp | *-pc-os2_emx | *-pc-os2-emx )
+        *-pc-os2_emx | *-pc-os2-emx )
+            SO_SUFFIX="dll"
+            SO_SUFFIX_MODULE="dll"
+            DLLIMP_SUFFIX=$OS2_LIBEXT
             EXEEXT=".exe"
             DLLPREFIX=""
             EXEEXT=".exe"
             DLLPREFIX=""
+            LIBPREFIX=""
+            LIBEXT=".$OS2_LIBEXT"
         ;;
         powerpc-*-darwin* )
             SO_SUFFIX="dylib"
         ;;
         powerpc-*-darwin* )
             SO_SUFFIX="dylib"
+            SO_SUFFIX_MODULE="bundle"
         ;;
     esac
 
         ;;
     esac
 
+    if test "x$DLLIMP_SUFFIX" = "x" ; then
+        DLLIMP_SUFFIX="$SO_SUFFIX"
+    fi
+
     AC_SUBST(SO_SUFFIX)
     AC_SUBST(SO_SUFFIX)
+    AC_SUBST(SO_SUFFIX_MODULE)
+    AC_SUBST(DLLIMP_SUFFIX)
     AC_SUBST(EXEEXT)
     AC_SUBST(EXEEXT)
+    AC_SUBST(LIBPREFIX)
+    AC_SUBST(LIBEXT)
     AC_SUBST(DLLPREFIX)
     AC_SUBST(DLLPREFIX)
+    AC_SUBST(DLLPREFIX_MODULE)
 ])
 
 
 ])
 
 
@@ -1189,26 +1751,23 @@ dnl Detects command for making shared libraries, substitutes SHARED_LD_CC
 dnl and SHARED_LD_CXX.
 dnl ---------------------------------------------------------------------------
 
 dnl and SHARED_LD_CXX.
 dnl ---------------------------------------------------------------------------
 
-AC_DEFUN(AC_BAKEFILE_SHARED_LD,
+AC_DEFUN([AC_BAKEFILE_SHARED_LD],
 [
 [
-    dnl Defaults for GCC and ELF .so shared libs:
-    SHARED_LD_CC="\$(CC) -shared -o"
-    SHARED_LD_CXX="\$(CXX) -shared -o"
-
     dnl the extra compiler flags needed for compilation of shared library
     dnl the extra compiler flags needed for compilation of shared library
+    PIC_FLAG=""
     if test "x$GCC" = "xyes"; then
         dnl the switch for gcc is the same under all platforms
         PIC_FLAG="-fPIC"
     fi
     if test "x$GCC" = "xyes"; then
         dnl the switch for gcc is the same under all platforms
         PIC_FLAG="-fPIC"
     fi
+    
+    dnl Defaults for GCC and ELF .so shared libs:
+    SHARED_LD_CC="\$(CC) -shared ${PIC_FLAG} -o"
+    SHARED_LD_CXX="\$(CXX) -shared ${PIC_FLAG} -o"
 
 
-    case "${host}" in
+    case "${BAKEFILE_HOST}" in
       *-hp-hpux* )
         dnl default settings are good for gcc but not for the native HP-UX
       *-hp-hpux* )
         dnl default settings are good for gcc but not for the native HP-UX
-        if test "x$GCC" = "xyes"; then
-            dnl -o flag must be after PIC flag
-            SHARED_LD_CC="${CC} -shared ${PIC_FLAG} -o"
-            SHARED_LD_CXX="${CXX} -shared ${PIC_FLAG} -o"
-        else
+        if test "x$GCC" != "xyes"; then
             dnl no idea why it wants it, but it does
             LDFLAGS="$LDFLAGS -L/usr/lib"
 
             dnl no idea why it wants it, but it does
             LDFLAGS="$LDFLAGS -L/usr/lib"
 
@@ -1247,112 +1806,49 @@ AC_DEFUN(AC_BAKEFILE_SHARED_LD,
       ;;
 
       *-*-darwin* )
       ;;
 
       *-*-darwin* )
-        dnl For Unix to MacOS X porting instructions, see:
-        dnl http://fink.sourceforge.net/doc/porting/porting.html
-        CFLAGS="$CFLAGS -fno-common"
-        CXXFLAGS="$CXXFLAGS -fno-common"
-        
         dnl Most apps benefit from being fully binded (its faster and static
         dnl variables initialized at startup work).
         dnl This can be done either with the exe linker flag -Wl,-bind_at_load
         dnl or with a double stage link in order to create a single module
         dnl "-init _wxWindowsDylibInit" not useful with lazy linking solved
 
         dnl Most apps benefit from being fully binded (its faster and static
         dnl variables initialized at startup work).
         dnl This can be done either with the exe linker flag -Wl,-bind_at_load
         dnl or with a double stage link in order to create a single module
         dnl "-init _wxWindowsDylibInit" not useful with lazy linking solved
 
-        cat <<EOF >shared-ld-sh
-#!/bin/sh
-#-----------------------------------------------------------------------------
-#-- Name:        distrib/mac/shared-ld-sh
-#-- Purpose:     Link a mach-o dynamic shared library for Darwin / Mac OS X
-#-- Author:      Gilles Depeyrot
-#-- Copyright:   (c) 2002 Gilles Depeyrot
-#-- Licence:     any use permitted
-#-----------------------------------------------------------------------------
-
-verbose=0
-args=""
-objects=""
+        dnl If using newer dev tools then there is a -single_module flag that
+        dnl we can use to do this, otherwise we'll need to use a helper
+        dnl script.  Check the version of gcc to see which way we can go:
+        AC_CACHE_CHECK([for gcc 3.1 or later], wx_cv_gcc31, [
+           AC_TRY_COMPILE([],
+               [
+                   #if (__GNUC__ < 3) || \
+                       ((__GNUC__ == 3) && (__GNUC_MINOR__ < 1))
+                       #error old gcc
+                   #endif
+               ],
+               [
+                   wx_cv_gcc31=yes
+               ],
+               [
+                   wx_cv_gcc31=no
+               ]
+           )
+        ])
+        if test "$wx_cv_gcc31" = "no"; then
+            AC_BAKEFILE_CREATE_FILE_SHARED_LD_SH
+            chmod +x shared-ld-sh
+
+            dnl Use the shared-ld-sh helper script
+            SHARED_LD_CC="`pwd`/shared-ld-sh -dynamiclib -headerpad_max_install_names -o"
+            SHARED_LD_MODULE_CC="`pwd`/shared-ld-sh -bundle -headerpad_max_install_names -o"
+            SHARED_LD_CXX="$SHARED_LD_CC"
+            SHARED_LD_MODULE_CXX="$SHARED_LD_MODULE_CC"
+        else
+            dnl Use the -single_module flag and let the linker do it for us
+            SHARED_LD_CC="\${CC} -dynamiclib -single_module -headerpad_max_install_names -o"
+            SHARED_LD_MODULE_CC="\${CC} -bundle -single_module -headerpad_max_install_names -o"
+            SHARED_LD_CXX="\${CXX} -dynamiclib -single_module -headerpad_max_install_names -o"
+            SHARED_LD_MODULE_CXX="\${CXX} -bundle -single_module -headerpad_max_install_names -o"
+        fi
 
 
-while test \${#} -gt 0; do
-    case \${1} in
-
-       -v)
-        verbose=1
-        ;;
-
-       -o|-compatibility_version|-current_version|-framework|-undefined|-install_name)
-        # collect these options and values
-        args="\${args} \${1} \${2}"
-        shift
-        ;;
-
-       -l*|-L*|-flat_namespace)
-        # collect these options
-        args="\${args} \${1}"
-        ;;
-
-       -dynamiclib)
-        # skip these options
-        ;;
-
-       -*)
-        echo "shared-ld: unhandled option '\${1}'"
-        exit 1
-        ;;
-
-        *.o | *.a | *.dylib)
-        # collect object files
-        objects="\${objects} \${1}"
-        ;;
-
-        *)
-        echo "shared-ld: unhandled argument '\${1}'"
-        exit 1
-        ;;
-
-    esac
-    shift
-done
-
-#
-# Link one module containing all the others
-#
-if test \${verbose} = 1; then
-    echo "c++ -r -keep_private_externs -nostdlib \${objects} -o master.\$\$.o"
-fi
-c++ -r -keep_private_externs -nostdlib \${objects} -o master.\$\$.o
-status=\$?
-if test \${status} != 0; then
-    exit \${status}
-fi
-
-#
-# Link the shared library from the single module created
-#
-if test \${verbose} = 1; then
-    echo "cc -dynamiclib master.\$\$.o \${args}"
-fi
-c++ -dynamiclib master.\$\$.o \${args}
-status=\$?
-if test \${status} != 0; then
-    exit \${status}
-fi
-
-#
-# Remove intermediate module
-#
-rm -f master.\$\$.o
-
-exit 0
-EOF
-        chmod +x shared-ld-sh
-
-        SHARED_LD_CC="`pwd`/shared-ld-sh -undefined suppress -flat_namespace -o"
-        SHARED_LD_CXX="$SHARED_LD_CC"
         PIC_FLAG="-dynamic -fPIC"
         PIC_FLAG="-dynamic -fPIC"
-        dnl FIXME - what about C libs? Gilles says to use c++ because it doesn't
-        dnl         matter for C projects and matters for C++ ones
-        dnl FIXME - newer devel tools have linker flag to do this, the script
-        dnl         is not necessary - detect!
       ;;
 
       *-*-aix* )
       ;;
 
       *-*-aix* )
@@ -1371,8 +1867,8 @@ EOF
       *-*-beos* )
         dnl can't use gcc under BeOS for shared library creation because it
         dnl complains about missing 'main'
       *-*-beos* )
         dnl can't use gcc under BeOS for shared library creation because it
         dnl complains about missing 'main'
-        SHARED_LD_CC="${LD} -shared -o"
-        SHARED_LD_CXX="${LD} -shared -o"
+        SHARED_LD_CC="${LD} -nostart -o"
+        SHARED_LD_CXX="${LD} -nostart -o"
       ;;
 
       *-*-irix* )
       ;;
 
       *-*-irix* )
@@ -1384,22 +1880,47 @@ EOF
       
       *-*-cygwin* | *-*-mingw32* )
         PIC_FLAG=""
       
       *-*-cygwin* | *-*-mingw32* )
         PIC_FLAG=""
+        SHARED_LD_CC="\$(CC) -shared -o"
+        SHARED_LD_CXX="\$(CXX) -shared -o"
+      ;;
+
+      *-pc-os2_emx | *-pc-os2-emx )
+        SHARED_LD_CC="`pwd`/dllar.sh -libf INITINSTANCE -libf TERMINSTANCE -o"
+        SHARED_LD_CXX="`pwd`/dllar.sh -libf INITINSTANCE -libf TERMINSTANCE -o"
+        PIC_FLAG=""
+        AC_BAKEFILE_CREATE_FILE_DLLAR_SH
+        chmod +x dllar.sh
       ;;
       
       ;;
       
+      powerpc-apple-macos* | \
       *-*-freebsd* | *-*-openbsd* | *-*-netbsd* | \
       *-*-sunos4* | \
       *-*-osf* | \
       *-*-dgux5* | \
       *-*-freebsd* | *-*-openbsd* | *-*-netbsd* | \
       *-*-sunos4* | \
       *-*-osf* | \
       *-*-dgux5* | \
-      *-*-sysv5* )
+      *-*-sysv5* | \
+      *-pc-msdosdjgpp )
         dnl defaults are ok
       ;;
 
       *)
         dnl defaults are ok
       ;;
 
       *)
-        AC_MSG_ERROR(unknown system type $host.)
+        AC_MSG_ERROR(unknown system type $BAKEFILE_HOST.)
     esac
 
     esac
 
+    if test "x$PIC_FLAG" != "x" ; then
+        PIC_FLAG="$PIC_FLAG -DPIC"
+    fi
+
+    if test "x$SHARED_LD_MODULE_CC" = "x" ; then
+        SHARED_LD_MODULE_CC="$SHARED_LD_CC"
+    fi
+    if test "x$SHARED_LD_MODULE_CXX" = "x" ; then
+        SHARED_LD_MODULE_CXX="$SHARED_LD_CXX"
+    fi
+
     AC_SUBST(SHARED_LD_CC)
     AC_SUBST(SHARED_LD_CXX)
     AC_SUBST(SHARED_LD_CC)
     AC_SUBST(SHARED_LD_CXX)
+    AC_SUBST(SHARED_LD_MODULE_CC)
+    AC_SUBST(SHARED_LD_MODULE_CXX)
     AC_SUBST(PIC_FLAG)
 ])
 
     AC_SUBST(PIC_FLAG)
 ])
 
@@ -1410,7 +1931,7 @@ dnl
 dnl Detects linker options for attaching versions (sonames) to shared  libs.
 dnl ---------------------------------------------------------------------------
 
 dnl Detects linker options for attaching versions (sonames) to shared  libs.
 dnl ---------------------------------------------------------------------------
 
-AC_DEFUN(AC_BAKEFILE_SHARED_VERSIONS,
+AC_DEFUN([AC_BAKEFILE_SHARED_VERSIONS],
 [
     USE_SOVERSION=0
     USE_SOVERLINUX=0
 [
     USE_SOVERSION=0
     USE_SOVERLINUX=0
@@ -1419,8 +1940,8 @@ AC_DEFUN(AC_BAKEFILE_SHARED_VERSIONS,
     USE_MACVERSION=0
     SONAME_FLAG=
 
     USE_MACVERSION=0
     SONAME_FLAG=
 
-    case "${host}" in
-      *-*-linux* )
+    case "${BAKEFILE_HOST}" in
+      *-*-linux* | *-*-freebsd* )
         SONAME_FLAG="-Wl,-soname,"
         USE_SOVERSION=1
         USE_SOVERLINUX=1
         SONAME_FLAG="-Wl,-soname,"
         USE_SOVERSION=1
         USE_SOVERLINUX=1
@@ -1456,7 +1977,7 @@ dnl
 dnl Detects available C/C++ dependency tracking options
 dnl ---------------------------------------------------------------------------
 
 dnl Detects available C/C++ dependency tracking options
 dnl ---------------------------------------------------------------------------
 
-AC_DEFUN(AC_BAKEFILE_DEPS,
+AC_DEFUN([AC_BAKEFILE_DEPS],
 [
     AC_MSG_CHECKING([for dependency tracking method])
     DEPS_TRACKING=0
 [
     AC_MSG_CHECKING([for dependency tracking method])
     DEPS_TRACKING=0
@@ -1464,7 +1985,7 @@ AC_DEFUN(AC_BAKEFILE_DEPS,
     if test "x$GCC" = "xyes"; then
         DEPSMODE=gcc
         DEPS_TRACKING=1
     if test "x$GCC" = "xyes"; then
         DEPSMODE=gcc
         DEPS_TRACKING=1
-        case "${host}" in
+        case "${BAKEFILE_HOST}" in
             powerpc-*-darwin* )
                 dnl -cpp-precomp (the default) conflicts with -MMD option
                 dnl used by bk-deps (see also http://developer.apple.com/documentation/Darwin/Conceptual/PortingUnix/compiling/chapter_4_section_3.html)
             powerpc-*-darwin* )
                 dnl -cpp-precomp (the default) conflicts with -MMD option
                 dnl used by bk-deps (see also http://developer.apple.com/documentation/Darwin/Conceptual/PortingUnix/compiling/chapter_4_section_3.html)
@@ -1475,64 +1996,17 @@ AC_DEFUN(AC_BAKEFILE_DEPS,
             ;;
         esac
         AC_MSG_RESULT([gcc])
             ;;
         esac
         AC_MSG_RESULT([gcc])
+    elif test "x$MWCC" = "xyes"; then
+        DEPSMODE=mwcc
+        DEPS_TRACKING=1
+        DEPSFLAG_MWCC="-MM"
+        AC_MSG_RESULT([mwcc])
     else
         AC_MSG_RESULT([none])
     fi
 
     if test $DEPS_TRACKING = 1 ; then
     else
         AC_MSG_RESULT([none])
     fi
 
     if test $DEPS_TRACKING = 1 ; then
-        cat <<EOF >bk-deps
-#!/bin/sh
-
-# This script is part of Bakefile (http://bakefile.sf.net) autoconf script.
-# It is used to track C/C++ files dependencies in portable way.
-#
-# Permission is given to use this file in any way.
-
-DEPSMODE=$DEPSMODE
-DEPSDIR=.deps
-DEPSFLAG_GCC="$DEPSFLAG_GCC"
-
-mkdir -p \$DEPSDIR
-
-if test \$DEPSMODE = gcc ; then
-    \${*} \${DEPSFLAG_GCC}
-    status=\${?}
-    if test \${status} != 0 ; then
-        exit \${status}
-    fi
-    # move created file to the location we want it in:
-    while test \${#} -gt 0; do
-        case "\${1}" in
-            -o )
-                shift
-                objfile=\${1}
-            ;;
-            -* )
-            ;;
-            * )
-                srcfile=\${1}
-            ;;
-        esac
-        shift
-    done
-    depfile=\`basename \$srcfile | sed -e 's/\..*$/.d/g'\`
-    depobjname=\`echo \$depfile |sed -e 's/\.d/.o/g'\`
-    if test -f \$depfile ; then
-        sed -e "s,\$depobjname:,\$objfile:,g" \$depfile >\${DEPSDIR}/\${objfile}.d
-        rm -f \$depfile
-    else
-        depfile=\`basename \$objfile | sed -e 's/\..*$/.d/g'\`
-        if test -f \$depfile ; then
-            sed -e "/^\$objfile/! s,\$depobjname:,\$objfile:,g" \$depfile >\${DEPSDIR}/\${objfile}.d
-            rm -f \$depfile
-        fi
-    fi
-    exit 0
-else
-    \${*}
-    exit \${?}
-fi
-EOF
+        AC_BAKEFILE_CREATE_FILE_BK_DEPS
         chmod +x bk-deps
     fi
     
         chmod +x bk-deps
     fi
     
@@ -1546,7 +2020,7 @@ dnl Checks for presence of basic programs, such as C and C++ compiler, "ranlib"
 dnl or "install"
 dnl ---------------------------------------------------------------------------
 
 dnl or "install"
 dnl ---------------------------------------------------------------------------
 
-AC_DEFUN(AC_BAKEFILE_CHECK_BASIC_STUFF,
+AC_DEFUN([AC_BAKEFILE_CHECK_BASIC_STUFF],
 [
     AC_PROG_RANLIB
     AC_PROG_INSTALL
 [
     AC_PROG_RANLIB
     AC_PROG_INSTALL
@@ -1555,17 +2029,15 @@ AC_DEFUN(AC_BAKEFILE_CHECK_BASIC_STUFF,
     AC_PROG_MAKE_SET
     AC_SUBST(MAKE_SET)
     
     AC_PROG_MAKE_SET
     AC_SUBST(MAKE_SET)
     
-    if test "$build" != "$host" ; then
-        AR=$host_alias-ar
-        STRIP=$host_alias-strip
-    else
-        AC_CHECK_PROG(AR, ar, ar, ar)
-        AC_CHECK_PROG(STRIP, strip, strip, true)
-    fi
+    AC_CHECK_TOOL(AR, ar, ar)
+    AC_CHECK_TOOL(STRIP, strip, :)
+    AC_CHECK_TOOL(NM, nm, :)
 
 
-    case ${host} in
+    case ${BAKEFILE_HOST} in
         *-hp-hpux* )
         *-hp-hpux* )
-            INSTALL_DIR="mkdir"
+            dnl HP-UX install doesn't handle the "-d" switch so don't
+            dnl use it there
+            INSTALL_DIR="mkdir -p"
             ;;
         *)  INSTALL_DIR="$INSTALL -d"
             ;;
             ;;
         *)  INSTALL_DIR="$INSTALL -d"
             ;;
@@ -1573,9 +2045,9 @@ AC_DEFUN(AC_BAKEFILE_CHECK_BASIC_STUFF,
     AC_SUBST(INSTALL_DIR)
 
     LDFLAGS_GUI=
     AC_SUBST(INSTALL_DIR)
 
     LDFLAGS_GUI=
-    case ${host} in
+    case ${BAKEFILE_HOST} in
         *-*-cygwin* | *-*-mingw32* )
         *-*-cygwin* | *-*-mingw32* )
-        LDFLAGS_GUI="-Wl,--subsystem,windows -mwindows"
+        LDFLAGS_GUI="-mwindows"
     esac
     AC_SUBST(LDFLAGS_GUI)
 ])
     esac
     AC_SUBST(LDFLAGS_GUI)
 ])
@@ -1587,12 +2059,12 @@ dnl
 dnl Checks for presence of resource compilers for win32 or mac
 dnl ---------------------------------------------------------------------------
 
 dnl Checks for presence of resource compilers for win32 or mac
 dnl ---------------------------------------------------------------------------
 
-AC_DEFUN(AC_BAKEFILE_RES_COMPILERS,
+AC_DEFUN([AC_BAKEFILE_RES_COMPILERS],
 [
     RESCOMP=
     SETFILE=
 
 [
     RESCOMP=
     SETFILE=
 
-    case ${host} in 
+    case ${BAKEFILE_HOST} in 
         *-*-cygwin* | *-*-mingw32* )
             dnl Check for win32 resources compiler:
             if test "$build" != "$host" ; then
         *-*-cygwin* | *-*-mingw32* )
             dnl Check for win32 resources compiler:
             if test "$build" != "$host" ; then
@@ -1602,7 +2074,7 @@ AC_DEFUN(AC_BAKEFILE_RES_COMPILERS,
             fi
          ;;
  
             fi
          ;;
  
-      *-*-darwin* )
+      *-*-darwin* | powerpc-apple-macos* )
             AC_CHECK_PROG(RESCOMP, Rez, Rez, /Developer/Tools/Rez)
             AC_CHECK_PROG(SETFILE, SetFile, SetFile, /Developer/Tools/SetFile)
         ;;
             AC_CHECK_PROG(RESCOMP, Rez, Rez, /Developer/Tools/Rez)
             AC_CHECK_PROG(SETFILE, SetFile, SetFile, /Developer/Tools/SetFile)
         ;;
@@ -1613,24 +2085,912 @@ AC_DEFUN(AC_BAKEFILE_RES_COMPILERS,
 ])
 
 dnl ---------------------------------------------------------------------------
 ])
 
 dnl ---------------------------------------------------------------------------
-dnl AC_BAKEFILE
+dnl AC_BAKEFILE_PRECOMP_HEADERS
+dnl
+dnl Check for precompiled headers support (GCC >= 3.4)
+dnl ---------------------------------------------------------------------------
+
+AC_DEFUN([AC_BAKEFILE_PRECOMP_HEADERS],
+[
+
+    AC_ARG_ENABLE([precomp-headers],
+                  AS_HELP_STRING([--disable-precomp-headers],
+                                 [don't use precompiled headers even if compiler can]),
+                  [bk_use_pch="$enableval"])
+
+    GCC_PCH=0
+
+    if test "x$bk_use_pch" = "x" -o "x$bk_use_pch" = "xyes" ; then
+        if test "x$GCC" = "xyes"; then
+            dnl test if we have gcc-3.4:
+            AC_MSG_CHECKING([if the compiler supports precompiled headers])
+            AC_TRY_COMPILE([],
+                [
+                    #if !defined(__GNUC__) || !defined(__GNUC_MINOR__)
+                        #error "no pch support"
+                    #endif
+                    #if (__GNUC__ < 3)
+                        #error "no pch support"
+                    #endif
+                    #if (__GNUC__ == 3) && \
+                       ((!defined(__APPLE_CC__) && (__GNUC_MINOR__ < 4)) || \
+                       ( defined(__APPLE_CC__) && (__GNUC_MINOR__ < 3)))
+                        #error "no pch support"
+                    #endif
+                ],
+                [
+                    AC_MSG_RESULT([yes])
+                    GCC_PCH=1
+                ],
+                [
+                    AC_MSG_RESULT([no])
+                ])
+            if test $GCC_PCH = 1 ; then
+                AC_BAKEFILE_CREATE_FILE_BK_MAKE_PCH
+                chmod +x bk-make-pch
+            fi
+        fi
+    fi
+
+    AC_SUBST(GCC_PCH)
+])
+
+
+
+dnl ---------------------------------------------------------------------------
+dnl AC_BAKEFILE([autoconf_inc.m4 inclusion])
 dnl
 dnl To be used in configure.in of any project using Bakefile-generated mks
 dnl
 dnl To be used in configure.in of any project using Bakefile-generated mks
+dnl
+dnl Behaviour can be modified by setting following variables:
+dnl    BAKEFILE_CHECK_BASICS    set to "no" if you don't want bakefile to
+dnl                             to perform check for basic tools like ranlib
+dnl    BAKEFILE_HOST            set this to override host detection, defaults
+dnl                             to ${host}
+dnl    BAKEFILE_FORCE_PLATFORM  set to override platform detection
+dnl
+dnl Example usage:
+dnl
+dnl   AC_BAKEFILE([FOO(autoconf_inc.m4)])
+dnl
+dnl (replace FOO with m4_include above, aclocal would die otherwise)
+dnl (yes, it's ugly, but thanks to a bug in aclocal, it's the only thing
+dnl we can do...)
 dnl ---------------------------------------------------------------------------
 
 dnl ---------------------------------------------------------------------------
 
-AC_DEFUN(AC_BAKEFILE,
+AC_DEFUN([AC_BAKEFILE],
 [
 [
+    AC_PREREQ(2.58)
+
+    if test "x$BAKEFILE_HOST" = "x"; then
+        BAKEFILE_HOST="${host}"
+    fi
+
     if test "x$BAKEFILE_CHECK_BASICS" != "xno"; then
         AC_BAKEFILE_CHECK_BASIC_STUFF
     fi
     AC_BAKEFILE_GNUMAKE
     AC_BAKEFILE_PLATFORM
     if test "x$BAKEFILE_CHECK_BASICS" != "xno"; then
         AC_BAKEFILE_CHECK_BASIC_STUFF
     fi
     AC_BAKEFILE_GNUMAKE
     AC_BAKEFILE_PLATFORM
+    AC_BAKEFILE_PLATFORM_SPECIFICS
     AC_BAKEFILE_SUFFIXES
     AC_BAKEFILE_SHARED_LD
     AC_BAKEFILE_SHARED_VERSIONS
     AC_BAKEFILE_DEPS
     AC_BAKEFILE_RES_COMPILERS
 
     AC_BAKEFILE_SUFFIXES
     AC_BAKEFILE_SHARED_LD
     AC_BAKEFILE_SHARED_VERSIONS
     AC_BAKEFILE_DEPS
     AC_BAKEFILE_RES_COMPILERS
 
-    builtin(include, autoconf_inc.m4)
+    BAKEFILE_BAKEFILE_M4_VERSION="0.1.8"
+   
+    dnl includes autoconf_inc.m4:
+    $1
+    
+    if test "$BAKEFILE_BAKEFILE_M4_VERSION" != "$BAKEFILE_AUTOCONF_INC_M4_VERSION" ; then
+        AC_MSG_ERROR([Versions of Bakefile used to generate makefiles ($BAKEFILE_AUTOCONF_INC_M4_VERSION) and configure ($BAKEFILE_BAKEFILE_M4_VERSION) do not match.])
+    fi
 ])
 ])
+        
+
+dnl ---------------------------------------------------------------------------
+dnl              Embedded copies of helper scripts follow:
+dnl ---------------------------------------------------------------------------
+
+AC_DEFUN([AC_BAKEFILE_CREATE_FILE_DLLAR_SH],
+[
+dnl ===================== dllar.sh begins here =====================
+dnl    (Created by merge-scripts.py from dllar.sh
+dnl     file do not edit here!)
+D='$'
+cat <<EOF >dllar.sh
+#!/bin/sh
+#
+# dllar - a tool to build both a .dll and an .a file
+# from a set of object (.o) files for EMX/OS2.
+#
+#  Written by Andrew Zabolotny, bit@freya.etu.ru
+#  Ported to Unix like shell by Stefan Neis, Stefan.Neis@t-online.de
+#
+#  This script will accept a set of files on the command line.
+#  All the public symbols from the .o files will be exported into
+#  a .DEF file, then linker will be run (through gcc) against them to
+#  build a shared library consisting of all given .o files. All libraries
+#  (.a) will be first decompressed into component .o files then act as
+#  described above. You can optionally give a description (-d "description")
+#  which will be put into .DLL. To see the list of accepted options (as well
+#  as command-line format) simply run this program without options. The .DLL
+#  is built to be imported by name (there is no guarantee that new versions
+#  of the library you build will have same ordinals for same symbols).
+#
+#  dllar is free software; you can redistribute it and/or modify
+#  it under the terms of the GNU General Public License as published by
+#  the Free Software Foundation; either version 2, or (at your option)
+#  any later version.
+#
+#  dllar is distributed in the hope that it will be useful,
+#  but WITHOUT ANY WARRANTY; without even the implied warranty of
+#  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+#  GNU General Public License for more details.
+#
+#  You should have received a copy of the GNU General Public License
+#  along with dllar; see the file COPYING.  If not, write to the Free
+#  Software Foundation, 59 Temple Place - Suite 330, Boston, MA
+#  02111-1307, USA.
+
+# To successfuly run this program you will need:
+#  - Current drive should have LFN support (HPFS, ext2, network, etc)
+#    (Sometimes dllar generates filenames which won't fit 8.3 scheme)
+#  - gcc
+#    (used to build the .dll)
+#  - emxexp
+#    (used to create .def file from .o files)
+#  - emximp
+#    (used to create .a file from .def file)
+#  - GNU text utilites (cat, sort, uniq)
+#    used to process emxexp output
+#  - GNU file utilities (mv, rm)
+#  - GNU sed
+#  - lxlite (optional, see flag below)
+#    (used for general .dll cleanup)
+#
+
+flag_USE_LXLITE=1;
+
+#
+# helper functions
+# basnam, variant of basename, which does _not_ remove the path, _iff_
+#                              second argument (suffix to remove) is given
+basnam(){
+    case ${D}# in
+    1)
+        echo ${D}1 | sed 's/.*\\///' | sed 's/.*\\\\//'
+        ;;
+    2)
+        echo ${D}1 | sed 's/'${D}2'${D}//'
+        ;;
+    *)
+        echo "error in basnam ${D}*"
+        exit 8
+        ;;
+    esac
+}
+
+# Cleanup temporary files and output
+CleanUp() {
+    cd ${D}curDir
+    for i in ${D}inputFiles ; do
+        case ${D}i in
+        *!)
+            rm -rf \`basnam ${D}i !\`
+            ;;
+        *)
+            ;;
+        esac
+    done
+
+    # Kill result in case of failure as there is just to many stupid make/nmake
+    # things out there which doesn't do this.
+    if @<:@ ${D}# -eq 0 @:>@; then
+        rm -f ${D}arcFile ${D}arcFile2 ${D}defFile ${D}dllFile
+    fi
+}
+
+# Print usage and exit script with rc=1.
+PrintHelp() {
+ echo 'Usage: dllar.sh @<:@-o@<:@utput@:>@ output_file@:>@ @<:@-i@<:@mport@:>@ importlib_name@:>@'
+ echo '       @<:@-name-mangler-script script.sh@:>@'
+ echo '       @<:@-d@<:@escription@:>@ "dll descrption"@:>@ @<:@-cc "CC"@:>@ @<:@-f@<:@lags@:>@ "CFLAGS"@:>@'
+ echo '       @<:@-ord@<:@inals@:>@@:>@ -ex@<:@clude@:>@ "symbol(s)"'
+ echo '       @<:@-libf@<:@lags@:>@ "{INIT|TERM}{GLOBAL|INSTANCE}"@:>@ @<:@-nocrt@<:@dll@:>@@:>@ @<:@-nolxl@<:@ite@:>@@:>@'
+ echo '       @<:@*.o@:>@ @<:@*.a@:>@'
+ echo '*> "output_file" should have no extension.'
+ echo '   If it has the .o, .a or .dll extension, it is automatically removed.'
+ echo '   The import library name is derived from this and is set to "name".a,'
+ echo '   unless overridden by -import'
+ echo '*> "importlib_name" should have no extension.'
+ echo '   If it has the .o, or .a extension, it is automatically removed.'
+ echo '   This name is used as the import library name and may be longer and'
+ echo '   more descriptive than the DLL name which has to follow the old '
+ echo '   8.3 convention of FAT.'
+ echo '*> "script.sh may be given to override the output_file name by a'
+ echo '   different name. It is mainly useful if the regular make process'
+ echo '   of some package does not take into account OS/2 restriction of'
+ echo '   DLL name lengths. It takes the importlib name as input and is'
+ echo '   supposed to procude a shorter name as output. The script should'
+ echo '   expect to get importlib_name without extension and should produce'
+ echo '   a (max.) 8 letter name without extension.'
+ echo '*> "cc" is used to use another GCC executable.   (default: gcc.exe)'
+ echo '*> "flags" should be any set of valid GCC flags. (default: -s -Zcrtdll)'
+ echo '   These flags will be put at the start of GCC command line.'
+ echo '*> -ord@<:@inals@:>@ tells dllar to export entries by ordinals. Be careful.'
+ echo '*> -ex@<:@clude@:>@ defines symbols which will not be exported. You can define'
+ echo '   multiple symbols, for example -ex "myfunc yourfunc _GLOBAL*".'
+ echo '   If the last character of a symbol is "*", all symbols beginning'
+ echo '   with the prefix before "*" will be exclude, (see _GLOBAL* above).'
+ echo '*> -libf@<:@lags@:>@ can be used to add INITGLOBAL/INITINSTANCE and/or'
+ echo '   TERMGLOBAL/TERMINSTANCE flags to the dynamically-linked library.'
+ echo '*> -nocrt@<:@dll@:>@ switch will disable linking the library against emx''s'
+ echo '   C runtime DLLs.'
+ echo '*> -nolxl@<:@ite@:>@ switch will disable running lxlite on the resulting DLL.'
+ echo '*> All other switches (for example -L./ or -lmylib) will be passed'
+ echo '   unchanged to GCC at the end of command line.'
+ echo '*> If you create a DLL from a library and you do not specify -o,'
+ echo '   the basename for DLL and import library will be set to library name,'
+ echo '   the initial library will be renamed to 'name'_s.a (_s for static)'
+ echo '   i.e. "dllar gcc.a" will create gcc.dll and gcc.a, and the initial'
+ echo '   library will be renamed into gcc_s.a.'
+ echo '--------'
+ echo 'Example:'
+ echo '   dllar -o gcc290.dll libgcc.a -d "GNU C runtime library" -ord'
+ echo '    -ex "__main __ctordtor*" -libf "INITINSTANCE TERMINSTANCE"'
+ CleanUp
+ exit 1
+}
+
+# Execute a command.
+# If exit code of the commnad <> 0 CleanUp() is called and we'll exit the script.
+# @Uses    Whatever CleanUp() uses.
+doCommand() {
+    echo "${D}*"
+    eval ${D}*
+    rcCmd=${D}?
+
+    if @<:@ ${D}rcCmd -ne 0 @:>@; then
+        echo "command failed, exit code="${D}rcCmd
+        CleanUp
+        exit ${D}rcCmd
+    fi
+}
+
+# main routine
+# setup globals
+cmdLine=${D}*
+outFile=""
+outimpFile=""
+inputFiles=""
+renameScript=""
+description=""
+CC=gcc.exe
+CFLAGS="-s -Zcrtdll"
+EXTRA_CFLAGS=""
+EXPORT_BY_ORDINALS=0
+exclude_symbols=""
+library_flags=""
+curDir=\`pwd\`
+curDirS=curDir
+case ${D}curDirS in
+*/)
+  ;;
+*)
+  curDirS=${D}{curDirS}"/"
+  ;;
+esac
+# Parse commandline
+libsToLink=0
+omfLinking=0
+while @<:@ ${D}1 @:>@; do
+    case ${D}1 in
+    -ord*)
+        EXPORT_BY_ORDINALS=1;
+        ;;
+    -o*)
+       shift
+        outFile=${D}1
+       ;;
+    -i*)
+        shift
+        outimpFile=${D}1
+        ;;
+    -name-mangler-script)
+        shift
+        renameScript=${D}1
+        ;;
+    -d*)
+        shift
+        description=${D}1
+        ;;
+    -f*)
+        shift
+        CFLAGS=${D}1
+        ;;
+    -c*)
+        shift
+        CC=${D}1
+        ;;
+    -h*)
+        PrintHelp
+        ;;
+    -ex*)
+        shift
+        exclude_symbols=${D}{exclude_symbols}${D}1" "
+        ;;
+    -libf*)
+        shift
+        library_flags=${D}{library_flags}${D}1" "
+        ;;
+    -nocrt*)
+        CFLAGS="-s"
+        ;;
+    -nolxl*)
+        flag_USE_LXLITE=0
+        ;;
+    -* | /*)
+        case ${D}1 in
+        -L* | -l*)
+            libsToLink=1
+            ;;
+        -Zomf)
+            omfLinking=1
+            ;;
+        *)
+            ;;
+        esac
+        EXTRA_CFLAGS=${D}{EXTRA_CFLAGS}" "${D}1
+        ;;
+    *.dll)
+        EXTRA_CFLAGS="${D}{EXTRA_CFLAGS} \`basnam ${D}1 .dll\`"
+        if @<:@ ${D}omfLinking -eq 1 @:>@; then
+            EXTRA_CFLAGS="${D}{EXTRA_CFLAGS}.lib"
+       else
+            EXTRA_CFLAGS="${D}{EXTRA_CFLAGS}.a"
+        fi
+        ;;
+    *)
+        found=0;
+        if @<:@ ${D}libsToLink -ne 0 @:>@; then
+            EXTRA_CFLAGS=${D}{EXTRA_CFLAGS}" "${D}1
+        else
+            for file in ${D}1 ; do
+                if @<:@ -f ${D}file @:>@; then
+                    inputFiles="${D}{inputFiles} ${D}file"
+                    found=1
+                fi
+            done
+            if @<:@ ${D}found -eq 0 @:>@; then
+                echo "ERROR: No file(s) found: "${D}1
+                exit 8
+            fi
+        fi
+      ;;
+    esac
+    shift
+done # iterate cmdline words
+
+#
+if @<:@ -z "${D}inputFiles" @:>@; then
+    echo "dllar: no input files"
+    PrintHelp
+fi
+
+# Now extract all .o files from .a files
+newInputFiles=""
+for file in ${D}inputFiles ; do
+    case ${D}file in
+    *.a | *.lib)
+        case ${D}file in
+        *.a)
+            suffix=".a"
+            AR="ar"
+            ;;
+        *.lib)
+            suffix=".lib"
+            AR="emxomfar"
+            EXTRA_CFLAGS="${D}EXTRA_CFLAGS -Zomf"
+            ;;
+        *)
+            ;;
+        esac
+        dirname=\`basnam ${D}file ${D}suffix\`"_%"
+        mkdir ${D}dirname
+        if @<:@ ${D}? -ne 0 @:>@; then
+            echo "Failed to create subdirectory ./${D}dirname"
+            CleanUp
+            exit 8;
+        fi
+        # Append '!' to indicate archive
+        newInputFiles="${D}newInputFiles ${D}{dirname}!"
+        doCommand "cd ${D}dirname; ${D}AR x ../${D}file"
+        cd ${D}curDir
+        found=0;
+        for subfile in ${D}dirname/*.o* ; do
+            if @<:@ -f ${D}subfile @:>@; then
+                found=1
+                if @<:@ -s ${D}subfile @:>@; then
+                   # FIXME: This should be: is file size > 32 byte, _not_ > 0!
+                    newInputFiles="${D}newInputFiles ${D}subfile"
+                fi
+            fi
+        done
+        if @<:@ ${D}found -eq 0 @:>@; then
+            echo "WARNING: there are no files in archive \\'${D}file\\'"
+        fi
+        ;;
+    *)
+        newInputFiles="${D}{newInputFiles} ${D}file"
+        ;;
+    esac
+done
+inputFiles="${D}newInputFiles"
+
+# Output filename(s).
+do_backup=0;
+if @<:@ -z ${D}outFile @:>@; then
+    do_backup=1;
+    set outFile ${D}inputFiles; outFile=${D}2
+fi
+
+# If it is an archive, remove the '!' and the '_%' suffixes
+case ${D}outFile in
+*_%!)
+    outFile=\`basnam ${D}outFile _%!\`
+    ;;
+*)
+    ;;
+esac
+case ${D}outFile in
+*.dll)
+    outFile=\`basnam ${D}outFile .dll\`
+    ;;
+*.DLL)
+    outFile=\`basnam ${D}outFile .DLL\`
+    ;;
+*.o)
+    outFile=\`basnam ${D}outFile .o\`
+    ;;
+*.obj)
+    outFile=\`basnam ${D}outFile .obj\`
+    ;;
+*.a)
+    outFile=\`basnam ${D}outFile .a\`
+    ;;
+*.lib)
+    outFile=\`basnam ${D}outFile .lib\`
+    ;;
+*)
+    ;;
+esac
+case ${D}outimpFile in
+*.a)
+    outimpFile=\`basnam ${D}outimpFile .a\`
+    ;;
+*.lib)
+    outimpFile=\`basnam ${D}outimpFile .lib\`
+    ;;
+*)
+    ;;
+esac
+if @<:@ -z ${D}outimpFile @:>@; then
+    outimpFile=${D}outFile
+fi
+defFile="${D}{outFile}.def"
+arcFile="${D}{outimpFile}.a"
+arcFile2="${D}{outimpFile}.lib"
+
+#create ${D}dllFile as something matching 8.3 restrictions,
+if @<:@ -z ${D}renameScript @:>@ ; then
+    dllFile="${D}outFile"
+else
+    dllFile=\`${D}renameScript ${D}outimpFile\`
+fi
+
+if @<:@ ${D}do_backup -ne 0 @:>@ ; then
+    if @<:@ -f ${D}arcFile @:>@ ; then
+        doCommand "mv ${D}arcFile ${D}{outFile}_s.a"
+    fi
+    if @<:@ -f ${D}arcFile2 @:>@ ; then
+        doCommand "mv ${D}arcFile2 ${D}{outFile}_s.lib"
+    fi
+fi
+
+# Extract public symbols from all the object files.
+tmpdefFile=${D}{defFile}_%
+rm -f ${D}tmpdefFile
+for file in ${D}inputFiles ; do
+    case ${D}file in
+    *!)
+        ;;
+    *)
+        doCommand "emxexp -u ${D}file >> ${D}tmpdefFile"
+        ;;
+    esac
+done
+
+# Create the def file.
+rm -f ${D}defFile
+echo "LIBRARY \`basnam ${D}dllFile\` ${D}library_flags" >> ${D}defFile
+dllFile="${D}{dllFile}.dll"
+if @<:@ ! -z ${D}description @:>@; then
+    echo "DESCRIPTION  \\"${D}{description}\\"" >> ${D}defFile
+fi
+echo "EXPORTS" >> ${D}defFile
+
+doCommand "cat ${D}tmpdefFile | sort.exe | uniq.exe > ${D}{tmpdefFile}%"
+grep -v "^ *;" < ${D}{tmpdefFile}% | grep -v "^ *${D}" >${D}tmpdefFile
+
+# Checks if the export is ok or not.
+for word in ${D}exclude_symbols; do
+    grep -v ${D}word < ${D}tmpdefFile >${D}{tmpdefFile}%
+    mv ${D}{tmpdefFile}% ${D}tmpdefFile
+done
+
+
+if @<:@ ${D}EXPORT_BY_ORDINALS -ne 0 @:>@; then
+    sed "=" < ${D}tmpdefFile | \\
+    sed '
+      N
+      : loop
+      s/^\\(@<:@0-9@:>@\\+\\)\\(@<:@^;@:>@*\\)\\(;.*\\)\\?/\\2 @\\1 NONAME/
+      t loop
+    ' > ${D}{tmpdefFile}%
+    grep -v "^ *${D}" < ${D}{tmpdefFile}% > ${D}tmpdefFile
+else
+    rm -f ${D}{tmpdefFile}%
+fi
+cat ${D}tmpdefFile >> ${D}defFile
+rm -f ${D}tmpdefFile
+
+# Do linking, create implib, and apply lxlite.
+gccCmdl="";
+for file in ${D}inputFiles ; do
+    case ${D}file in
+    *!)
+        ;;
+    *)
+        gccCmdl="${D}gccCmdl ${D}file"
+        ;;
+    esac
+done
+doCommand "${D}CC ${D}CFLAGS -Zdll -o ${D}dllFile ${D}defFile ${D}gccCmdl ${D}EXTRA_CFLAGS"
+touch "${D}{outFile}.dll"
+
+doCommand "emximp -o ${D}arcFile ${D}defFile"
+if @<:@ ${D}flag_USE_LXLITE -ne 0 @:>@; then
+    add_flags="";
+    if @<:@ ${D}EXPORT_BY_ORDINALS -ne 0 @:>@; then
+        add_flags="-ynd"
+    fi
+    doCommand "lxlite -cs -t: -mrn -mln ${D}add_flags ${D}dllFile"
+fi
+doCommand "emxomf -s -l ${D}arcFile"
+
+# Successful exit.
+CleanUp 1
+exit 0
+EOF
+dnl ===================== dllar.sh ends here =====================
+])
+
+AC_DEFUN([AC_BAKEFILE_CREATE_FILE_BK_DEPS],
+[
+dnl ===================== bk-deps begins here =====================
+dnl    (Created by merge-scripts.py from bk-deps
+dnl     file do not edit here!)
+D='$'
+cat <<EOF >bk-deps
+#!/bin/sh
+
+# This script is part of Bakefile (http://bakefile.sourceforge.net) autoconf
+# script. It is used to track C/C++ files dependencies in portable way.
+#
+# Permission is given to use this file in any way.
+
+DEPSMODE=${DEPSMODE}
+DEPSDIR=.deps
+DEPSFLAG_GCC="${DEPSFLAG_GCC}"
+DEPSFLAG_MWCC="${DEPSFLAG_MWCC}"
+
+mkdir -p ${D}DEPSDIR
+
+if test ${D}DEPSMODE = gcc ; then
+    ${D}* ${D}{DEPSFLAG_GCC}
+    status=${D}?
+    if test ${D}{status} != 0 ; then
+        exit ${D}{status}
+    fi
+    # move created file to the location we want it in:
+    while test ${D}# -gt 0; do
+        case "${D}1" in
+            -o )
+                shift
+                objfile=${D}1
+            ;;
+            -* )
+            ;;
+            * )
+                srcfile=${D}1
+            ;;
+        esac
+        shift
+    done
+    depfile=\`basename ${D}srcfile | sed -e 's/\\..*${D}/.d/g'\`
+    depobjname=\`echo ${D}depfile |sed -e 's/\\.d/.o/g'\`
+    if test -f ${D}depfile ; then
+        sed -e "s,${D}depobjname:,${D}objfile:,g" ${D}depfile >${D}{DEPSDIR}/${D}{objfile}.d
+        rm -f ${D}depfile
+    else
+        depfile=\`basename ${D}objfile | sed -e 's/\\..*${D}/.d/g'\`
+        if test -f ${D}depfile ; then
+            sed -e "/^${D}objfile/!s,${D}depobjname:,${D}objfile:,g" ${D}depfile >${D}{DEPSDIR}/${D}{objfile}.d
+            rm -f ${D}depfile
+        fi
+    fi
+    exit 0
+elif test ${D}DEPSMODE = mwcc ; then
+    ${D}*
+    status=${D}?
+    if test ${D}{status} != 0 ; then
+        exit ${D}{status}
+    fi
+    # Run mwcc again with -MM and redirect into the dep file we want
+    # NOTE: We can't use shift here because we need ${D}* to be valid
+    prevarg=
+    for arg in ${D}* ; do
+        if test "${D}prevarg" = "-o"; then
+            objfile=${D}arg
+        else
+            case "${D}arg" in
+                -* )
+                ;;
+                * )
+                    srcfile=${D}arg
+                ;;
+            esac
+        fi
+        prevarg="${D}arg"
+    done
+    ${D}* ${D}DEPSFLAG_MWCC >${D}{DEPSDIR}/${D}{objfile}.d
+    exit 0
+else
+    ${D}*
+    exit ${D}?
+fi
+EOF
+dnl ===================== bk-deps ends here =====================
+])
+
+AC_DEFUN([AC_BAKEFILE_CREATE_FILE_SHARED_LD_SH],
+[
+dnl ===================== shared-ld-sh begins here =====================
+dnl    (Created by merge-scripts.py from shared-ld-sh
+dnl     file do not edit here!)
+D='$'
+cat <<EOF >shared-ld-sh
+#!/bin/sh
+#-----------------------------------------------------------------------------
+#-- Name:        distrib/mac/shared-ld-sh
+#-- Purpose:     Link a mach-o dynamic shared library for Darwin / Mac OS X
+#-- Author:      Gilles Depeyrot
+#-- Copyright:   (c) 2002 Gilles Depeyrot
+#-- Licence:     any use permitted
+#-----------------------------------------------------------------------------
+
+verbose=0
+args=""
+objects=""
+linking_flag="-dynamiclib"
+
+while test ${D}# -gt 0; do
+    case ${D}1 in
+
+       -v)
+        verbose=1
+        ;;
+
+       -o|-compatibility_version|-current_version|-framework|-undefined|-install_name)
+        # collect these options and values
+        args="${D}{args} ${D}1 ${D}2"
+        shift
+        ;;
+
+       -l*|-L*|-flat_namespace|-headerpad_max_install_names)
+        # collect these options
+        args="${D}{args} ${D}1"
+        ;;
+
+       -dynamiclib|-bundle)
+        linking_flag="${D}1"
+        ;;
+
+       -*)
+        echo "shared-ld: unhandled option '${D}1'"
+        exit 1
+        ;;
+
+        *.o | *.a | *.dylib)
+        # collect object files
+        objects="${D}{objects} ${D}1"
+        ;;
+
+        *)
+        echo "shared-ld: unhandled argument '${D}1'"
+        exit 1
+        ;;
+
+    esac
+    shift
+done
+
+#
+# Link one module containing all the others
+#
+if test ${D}{verbose} = 1; then
+    echo "c++ -r -keep_private_externs -nostdlib ${D}{objects} -o master.${D}${D}.o"
+fi
+c++ -r -keep_private_externs -nostdlib ${D}{objects} -o master.${D}${D}.o
+status=${D}?
+if test ${D}{status} != 0; then
+    exit ${D}{status}
+fi
+
+#
+# Link the shared library from the single module created
+#
+if test ${D}{verbose} = 1; then
+    echo "cc ${D}{linking_flag} master.${D}${D}.o ${D}{args}"
+fi
+c++ ${D}{linking_flag} master.${D}${D}.o ${D}{args}
+status=${D}?
+if test ${D}{status} != 0; then
+    exit ${D}{status}
+fi
+
+#
+# Remove intermediate module
+#
+rm -f master.${D}${D}.o
+
+exit 0
+EOF
+dnl ===================== shared-ld-sh ends here =====================
+])
+
+AC_DEFUN([AC_BAKEFILE_CREATE_FILE_BK_MAKE_PCH],
+[
+dnl ===================== bk-make-pch begins here =====================
+dnl    (Created by merge-scripts.py from bk-make-pch
+dnl     file do not edit here!)
+D='$'
+cat <<EOF >bk-make-pch
+#!/bin/sh
+
+# This script is part of Bakefile (http://bakefile.sourceforge.net) autoconf
+# script. It is used to generated precompiled headers.
+#
+# Permission is given to use this file in any way.
+
+outfile="${D}{1}"
+header="${D}{2}"
+shift
+shift
+
+compiler=
+headerfile=
+while test ${D}{#} -gt 0; do
+    case "${D}{1}" in
+        -I* )
+            incdir=\`echo ${D}{1} | sed -e 's/-I\\(.*\\)/\\1/g'\`
+            if test "x${D}{headerfile}" = "x" -a -f "${D}{incdir}/${D}{header}" ; then
+                headerfile="${D}{incdir}/${D}{header}"
+            fi
+        ;;
+    esac
+    compiler="${D}{compiler} ${D}{1}"
+    shift
+done
+
+if test "x${D}{headerfile}" = "x" ; then
+    echo "error: can't find header ${D}{header} in include paths" >2
+else
+    if test -f ${D}{outfile} ; then
+        rm -f ${D}{outfile}
+    else
+        mkdir -p \`dirname ${D}{outfile}\`
+    fi
+    depsfile=".deps/\`echo ${D}{outfile} | tr '/.' '__'\`.d"
+    mkdir -p .deps
+    # can do this because gcc is >= 3.4:
+    ${D}{compiler} -o ${D}{outfile} -MMD -MF "${D}{depsfile}" "${D}{headerfile}"
+    exit ${D}{?}
+fi
+EOF
+dnl ===================== bk-make-pch ends here =====================
+])
+
+dnl
+dnl AM_PATH_CPPUNIT(MINIMUM-VERSION, [ACTION-IF-FOUND [, ACTION-IF-NOT-FOUND]])
+dnl
+AC_DEFUN(AM_PATH_CPPUNIT,
+[
+
+AC_ARG_WITH(cppunit-prefix,[  --with-cppunit-prefix=PFX   Prefix where CppUnit is installed (optional)],
+            cppunit_config_prefix="$withval", cppunit_config_prefix="")
+AC_ARG_WITH(cppunit-exec-prefix,[  --with-cppunit-exec-prefix=PFX  Exec prefix where CppUnit is installed (optional)],
+            cppunit_config_exec_prefix="$withval", cppunit_config_exec_prefix="")
+
+  if test x$cppunit_config_exec_prefix != x ; then
+     cppunit_config_args="$cppunit_config_args --exec-prefix=$cppunit_config_exec_prefix"
+     if test x${CPPUNIT_CONFIG+set} != xset ; then
+        CPPUNIT_CONFIG=$cppunit_config_exec_prefix/bin/cppunit-config
+     fi
+  fi
+  if test x$cppunit_config_prefix != x ; then
+     cppunit_config_args="$cppunit_config_args --prefix=$cppunit_config_prefix"
+     if test x${CPPUNIT_CONFIG+set} != xset ; then
+        CPPUNIT_CONFIG=$cppunit_config_prefix/bin/cppunit-config
+     fi
+  fi
+
+  AC_PATH_PROG(CPPUNIT_CONFIG, cppunit-config, no)
+  cppunit_version_min=$1
+
+  AC_MSG_CHECKING(for Cppunit - version >= $cppunit_version_min)
+  no_cppunit=""
+  if test "$CPPUNIT_CONFIG" = "no" ; then
+    no_cppunit=yes
+  else
+    CPPUNIT_CFLAGS=`$CPPUNIT_CONFIG --cflags`
+    CPPUNIT_LIBS=`$CPPUNIT_CONFIG --libs`
+    cppunit_version=`$CPPUNIT_CONFIG --version`
+
+    cppunit_major_version=`echo $cppunit_version | \
+           sed 's/\([[0-9]]*\).\([[0-9]]*\).\([[0-9]]*\)/\1/'`
+    cppunit_minor_version=`echo $cppunit_version | \
+           sed 's/\([[0-9]]*\).\([[0-9]]*\).\([[0-9]]*\)/\2/'`
+    cppunit_micro_version=`echo $cppunit_version | \
+           sed 's/\([[0-9]]*\).\([[0-9]]*\).\([[0-9]]*\)/\3/'`
+
+    cppunit_major_min=`echo $cppunit_version_min | \
+           sed 's/\([[0-9]]*\).\([[0-9]]*\).\([[0-9]]*\)/\1/'`
+    cppunit_minor_min=`echo $cppunit_version_min | \
+           sed 's/\([[0-9]]*\).\([[0-9]]*\).\([[0-9]]*\)/\2/'`
+    cppunit_micro_min=`echo $cppunit_version_min | \
+           sed 's/\([[0-9]]*\).\([[0-9]]*\).\([[0-9]]*\)/\3/'`
+
+    cppunit_version_proper=`expr \
+        $cppunit_major_version \> $cppunit_major_min \| \
+        $cppunit_major_version \= $cppunit_major_min \& \
+        $cppunit_minor_version \> $cppunit_minor_min \| \
+        $cppunit_major_version \= $cppunit_major_min \& \
+        $cppunit_minor_version \= $cppunit_minor_min \& \
+        $cppunit_micro_version \>= $cppunit_micro_min `
+
+    if test "$cppunit_version_proper" = "1" ; then
+      AC_MSG_RESULT([$cppunit_major_version.$cppunit_minor_version.$cppunit_micro_version])
+    else
+      AC_MSG_RESULT(no)
+      no_cppunit=yes
+    fi
+  fi
+
+  if test "x$no_cppunit" = x ; then
+     ifelse([$2], , :, [$2])     
+  else
+     CPPUNIT_CFLAGS=""
+     CPPUNIT_LIBS=""
+     ifelse([$3], , :, [$3])
+  fi
+
+  AC_SUBST(CPPUNIT_CFLAGS)
+  AC_SUBST(CPPUNIT_LIBS)
+])
+
+
+