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Changes to m4/ltdl/m4/stackovf.m4,v


From: Eric Blake
Subject: Changes to m4/ltdl/m4/stackovf.m4,v
Date: Tue, 16 Jan 2007 20:23:33 +0000

CVSROOT:        /sources/m4
Module name:    m4
Changes by:     Eric Blake <ericb>      07/01/16 20:23:33

Index: ltdl/m4/stackovf.m4
===================================================================
RCS file: /sources/m4/m4/ltdl/m4/stackovf.m4,v
retrieving revision 1.3
retrieving revision 1.4
diff -u -b -r1.3 -r1.4
--- ltdl/m4/stackovf.m4 22 Jul 2006 22:38:14 -0000      1.3
+++ ltdl/m4/stackovf.m4 16 Jan 2007 20:23:32 -0000      1.4
@@ -1,7 +1,7 @@
 #                                                            -*- Autoconf -*-
 # stackovf.m4 -- how do we deal with stack overflow?
 #
-# Copyright (C) 2000, 2003, 2006 Gary V. Vaughan <address@hidden>
+# Copyright (C) 2000, 2003, 2006, 2007 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
@@ -18,7 +18,7 @@
 # the Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor,
 # Boston, MA 02110-1301, USA.
 
-# serial 4
+# serial 5
 
 # M4_SYS_STACKOVF
 # ---------------
@@ -28,6 +28,13 @@
 
 AC_CHECK_HEADERS_ONCE([siginfo.h])
 AC_CHECK_FUNCS_ONCE([sigaction sigaltstack sigstack sigvec])
+AC_CHECK_MEMBERS([stack_t.ss_sp], [], [],
+[[#include <signal.h>
+#if HAVE_SIGINFO_H
+# include <siginfo.h>
+#endif
+]])
+
 # Code from Jim Avera <address@hidden>.
 # stackovf.c requires:
 #  1. Either sigaction with SA_ONSTACK, or sigvec with SV_ONSTACK




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