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changeset 10393:76ee0bae41ff

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c-stack: make configure-time check more robust * m4/c-stack.m4 (AC_SYS_XSI_STACK_OVERFLOW_HEURISTIC): Check for successful sigaction call. Reported by Tom G. Christensen. Signed-off-by: Eric Blake <ebb9@byu.net>
author Eric Blake <ebb9@byu.net>
date Mon, 01 Sep 2008 19:59:38 -0600
parents dd1c6e77ee94
children 4b3ac67aa7bc
files ChangeLog m4/c-stack.m4
diffstat 2 files changed, 10 insertions(+), 5 deletions(-) [+]
line wrap: on
line diff
--- a/ChangeLog
+++ b/ChangeLog
@@ -1,3 +1,10 @@
+2008-09-01  Eric Blake  <ebb9@byu.net>
+
+	c-stack: make configure-time check more robust
+	* m4/c-stack.m4 (AC_SYS_XSI_STACK_OVERFLOW_HEURISTIC): Check for
+	successful sigaction call.
+	Reported by Tom G. Christensen.
+
 2008-09-01  Bruno Haible  <bruno@clisp.org>
 
 	New module 'findprog-lgpl'.
--- a/m4/c-stack.m4
+++ b/m4/c-stack.m4
@@ -7,7 +7,7 @@
 
 # Written by Paul Eggert.
 
-# serial 5
+# serial 6
 
 AC_DEFUN([AC_SYS_XSI_STACK_OVERFLOW_HEURISTIC],
   [# for STACK_DIRECTION
@@ -85,8 +85,7 @@
 	   setrlimit (RLIMIT_STACK, &rl);
 	   #endif
 
-	   c_stack_action ();
-	   return recurse ("\1");
+	   return c_stack_action () || recurse ("\1");
 	 }
 	],
 	[ac_cv_sys_stack_overflow_works=yes],
@@ -201,8 +200,7 @@
 	   setrlimit (RLIMIT_STACK, &rl);
 	   #endif
 
-	   c_stack_action ();
-	   return recurse ("\1");
+	   return c_stack_action () || recurse ("\1");
 	 }
 	],
 	[ac_cv_sys_xsi_stack_overflow_heuristic=yes],