Remove support for using UWIN as a host machine.

	* configure.in: Issue an error message.
	* configure: Regenerated.
	* config.gcc: Remove xm_* UWIN configury.
	* config/i386/xm-uwin.h: Remove.

From-SVN: r38818

gcc/ChangeLog

+2001-01-09  Mark Mitchell  <mark@codesourcery.com>
+
+	Remove support for using UWIN as a host machine.
+	* configure.in: Issue an error message.
+	* configure: Regenerated.
+	* config.gcc: Remove xm_* UWIN configury.
+	* config/i386/xm-uwin.h: Remove.
+
 2001-01-08  Nick Clifton  <nickc@redhat.com>
 
 	* config/v850/v850.c (ra_rtx): Delete.

gcc/config.gcc

@@ -1465,8 +1465,6 @@ i[34567]86-*-mingw32*)
 	;;
 i[34567]86-*-uwin*)
 	tm_file=i386/uwin.h
-	xm_file="${xm_file} i386/xm-uwin.h"
-	xm_defines="USG NO_STAB_H"
 	tmake_file="i386/t-cygwin i386/t-uwin"
 	extra_objs=winnt.o
 	xmake_file=i386/x-cygwin

gcc/config/i386/xm-uwin.h

-/* Configuration for GNU C-compiler for hosting on Windows32.
-   using GNU tools and the Windows32 API Library.
-   Copyright (C) 1999 Free Software Foundation, Inc.
-   Contributed by Mumit Khan  <khan@xraylith.wisc.edu>.
-
-This file is part of GNU CC.
-
-GNU CC 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.
-
-GNU CC 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 GNU CC; see the file COPYING.  If not, write to
-the Free Software Foundation, 59 Temple Place - Suite 330,
-Boston, MA 02111-1307, USA. */
-
-#ifndef ONLY_INT_FIELD
-#define ONLY_INT_FIELDS 1
-#endif
-
-#ifndef USE_PROTOTYPES
-#define USE_PROTOTYPES 1
-#endif
-
-/* U/WIN system calls only support '/' */
-#undef DIR_SEPARATOR
-#define DIR_SEPARATOR '/'
-#undef EXECUTABLE_SUFFIX
-#define EXECUTABLE_SUFFIX ".exe"
-
-#undef PATH_SEPARATOR
-#define PATH_SEPARATOR ':'
-
-/* U/WIN 2.0b[3-5] bcopy was implemented using memcpy, which breaks the
-   C++ front end, so don't use it. */
-#undef HAVE_BCOPY
-

gcc/configure.in

@@ -570,10 +570,9 @@ gcc_AC_FUNC_PRINTF_PTR
 
 case "${host}" in
 *-*-uwin*)
-  # Under some versions of uwin, vfork is notoriously buggy and the test 
-  # can hang configure; on other versions, vfork exists just as a stub.
-  # FIXME: This should be removed once vfork in uwin's runtime is fixed.
-  ac_cv_func_vfork_works=no
+  AC_MSG_ERROR([
+*** UWIN may not be used as a host platform because
+*** linking with posix.dll is not allowed by the GNU GPL])
   ;;
 esac
 AC_FUNC_VFORK