X-Git-Url: http://erislabs.net/gitweb/?a=blobdiff_plain;f=m4%2Fc-stack.m4;h=3604fa1d13837cd9da62b5a6ed104c212b556a11;hb=31507e5ef8d0839ae990c00c08289803301c93fc;hp=8049d96bdfdcf8ab6d9efd53c16aa2501ab4c2b4;hpb=6012121865d53e1da793cb7f2a50d7bef5b0a3a6;p=gnulib.git

diff --git a/m4/c-stack.m4 b/m4/c-stack.m4
index 8049d96bd..3604fa1d1 100644
--- a/m4/c-stack.m4
+++ b/m4/c-stack.m4
@@ -1,21 +1,9 @@
 # Check prerequisites for compiling lib/c-stack.c.
 
-# Copyright (C) 2002, 2003 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
-# the Free Software Foundation; either version 2, or (at your option)
-# any later version.
-
-# This program 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 this program; if not, write to the Free Software
-# Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA
-# 02111-1307, USA.
+# Copyright (C) 2002, 2003, 2004 Free Software Foundation, Inc.
+# This file is free software; the Free Software Foundation
+# gives unlimited permission to copy and/or distribute it,
+# with or without modifications, as long as this notice is preserved.
 
 # Written by Paul Eggert.
 
@@ -78,7 +66,7 @@ AC_DEFUN([AC_SYS_XSI_STACK_OVERFLOW_HEURISTIC],
 	 }
 
 	 static int
-	 c_stack_action (void)
+	 c_stack_action ()
 	 {
 	   stack_t st;
 	   struct sigaction act;
@@ -106,7 +94,7 @@ AC_DEFUN([AC_SYS_XSI_STACK_OVERFLOW_HEURISTIC],
 	 }
 
 	 int
-	 main (void)
+	 main ()
 	 {
 	   #if HAVE_SETRLIMIT && defined RLIMIT_STACK
 	   /* Before starting the endless recursion, try to be friendly
@@ -138,7 +126,7 @@ AC_DEFUN([AC_SYS_XSI_STACK_OVERFLOW_HEURISTIC],
    fi])
 
 
-AC_DEFUN([jm_PREREQ_C_STACK],
+AC_DEFUN([gl_PREREQ_C_STACK],
   [AC_REQUIRE([AC_SYS_XSI_STACK_OVERFLOW_HEURISTIC])
 
    # for STACK_DIRECTION
@@ -151,10 +139,12 @@ AC_DEFUN([jm_PREREQ_C_STACK],
    AC_CHECK_HEADERS_ONCE(sys/time.h unistd.h)
    AC_CHECK_HEADERS(sys/resource.h ucontext.h)
 
+   AC_CHECK_MEMBERS([struct sigaction.sa_sigaction], , , [#include <signal.h>])
+
    AC_CHECK_TYPES([stack_t], , , [#include <signal.h>])])
 
 AC_DEFUN([gl_C_STACK],
 [
   dnl Prerequisites of lib/c-stack.c.
-  jm_PREREQ_C_STACK
+  gl_PREREQ_C_STACK
 ])