Add openbsd support.

From-SVN: r155549

libffi/ChangeLog

+2009-12-26  Andreas Tobler  <a.tobler@schweiz.org>
+
+	* configure.ac: Add amd64-*-openbsd*.
+	* configure: Rebuilt.
+	* testsuite/lib/libffi-dg.exp (libffi_target_compile): Link
+	openbsd programs with -lpthread.
+
 2009-12-26  Anthony Green  <green@redhat.com>
 
 	* testsuite/libffi.call/cls_double_va.c,

libffi/configure

@@ -11328,7 +11328,7 @@ case "$host" in
 	TARGET=ARM; TARGETDIR=arm
 	;;
 
-  amd64-*-freebsd*)
+  amd64-*-freebsd* | amd64-*-openbsd*)
 	TARGET=X86_64; TARGETDIR=x86
 	;;
 

libffi/configure.ac

@@ -51,7 +51,7 @@ case "$host" in
 	TARGET=ARM; TARGETDIR=arm
 	;;
 
-  amd64-*-freebsd*)
+  amd64-*-freebsd* | amd64-*-openbsd*)
 	TARGET=X86_64; TARGETDIR=x86
 	;;
 

libffi/testsuite/lib/libffi-dg.exp

-#   Copyright (C) 2003, 2005, 2009 Free Software Foundation, Inc.
+#   Copyright (C) 2003, 2005, 2008, 2009, 2010 Free Software Foundation, Inc.
 
 # This program is free software; you can redistribute it and/or modify
 # it under the terms of the GNU General Public License as published by
@@ -203,6 +203,10 @@ proc libffi_target_compile { source dest type options } {
 	lappend options "libs= -shared-libgcc"
     }
 
+    if { [string match "*-*-openbsd*" $target_triplet] } {
+	lappend options "libs= -lpthread"
+    }
+
     lappend options "libs= -lffi"
 
     verbose "options: $options"