config.gcc (i[34567]86-*-interix3*): New case.

	* config.gcc (i[34567]86-*-interix3*): New case.
	* config/x-interix3, config/interix3.h, config/i386/i386interix3.h:
	New files.

From-SVN: r47428

gcc/ChangeLog

+Wed Nov 28 14:51:23 2001  Douglas B. Rupp  <rupp@gnat.com>
+
+	* config.gcc (i[34567]86-*-interix3*): New case.
+	* config/x-interix3, config/interix3.h, config/i386/i386-interix3.h:
+	New files.
+	
 2001-11-28  Richard Henderson  <rth@redhat.com>
 
 	* config/alpha/alpha.md (sibcall_osf_1, sibcall_value_osf_1): Use

gcc/config.gcc

@@ -1398,6 +1398,20 @@ i[34567]86-*-uwin*)
 	fi
 	exeext=.exe
 	;;
+i[34567]86-*-interix3*)
+	tm_file="i386/i386-interix.h i386/i386-interix3.h interix.h interix3.h"
+	xm_file="i386/xm-i386-interix.h xm-interix.h"
+	xm_defines=POSIX
+	tmake_file="i386/t-interix"
+	extra_objs=interix.o
+	xmake_file="x-interix x-interix3"
+	if test x$enable_threads = xyes ; then
+		thread_file='posix'
+	fi
+	if test x$stabs = xyes ; then
+		tm_file="${tm_file} dbxcoff.h"
+	fi
+	;;
 i[34567]86-*-interix*)
 	tm_file="i386/i386-interix.h interix.h"
 	xm_file="i386/xm-i386-interix.h xm-interix.h"

gcc/config/i386/i386-interix3.h

+/* Target definitions for GNU compiler for Intel 80386 running Interix V3.
+   Copyright (C) 2001 Free Software Foundation, Inc.
+   Contributed by Douglas B. Rupp (rupp@gnat.com)
+
+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.  */
+
+#undef CPP_SPEC
+#define CPP_SPEC "\
+%{!.S:	-D__LANGUAGE_C__ -D__LANGUAGE_C %{!ansi:-DLANGUAGE_C}}  \
+%{.S:	-D__LANGUAGE_ASSEMBLY__ -D__LANGUAGE_ASSEMBLY %{!ansi:-DLANGUAGE_ASSEMBLY}} \
+%{.cc:	-D__LANGUAGE_C_PLUS_PLUS__ -D__LANGUAGE_C_PLUS_PLUS -D__cplusplus} \
+%{.cxx:	-D__LANGUAGE_C_PLUS_PLUS__ -D__LANGUAGE_C_PLUS_PLUS -D__cplusplus} \
+%{.C:	-D__LANGUAGE_C_PLUS_PLUS__ -D__LANGUAGE_C_PLUS_PLUS -D__cplusplus} \
+%{.m:	-D__LANGUAGE_OBJECTIVE_C__ -D__LANGUAGE_OBJECTIVE_C} \
+%(cpp_cpu) \
+%{posix:-D_POSIX_SOURCE}"
+

gcc/config/interix3.h

+/* Operating system specific defines to be used when targeting GCC for
+   Interix version 3.
+   Copyright (C) 2001 Free Software Foundation, Inc.
+   Contributed by Douglas B. Rupp (rupp@gnat.com)
+
+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.  */
+
+/* Interix 3.x has a single rooted file system and properly named
+   libraries, so LIB_SPEC can be simplified */
+
+#undef LIB_SPEC
+#define LIB_SPEC "\
+ %{!shared:%{!dynamic:-lc -lpsxdll \
+ }} \
+ %{!G:%{!dynamic:-lc -lpsxdll \
+ }} \
+ %{dynamic:-lc -lpsxdll \
+ } \
+ %{v}"
+

gcc/config/x-interix3

+# These are host overrides for Interix 3.x
+
+# Interix 3.x has a single rooted file system, so LIBGCC2_INCLUDES
+# SYSTEM_HEADER_DIR no longer need to be set
+
+LIBGCC2_INCLUDES =
+
+SYSTEM_HEADER_DIR =