Changes to m4/m4/output.c,v

[Eric Blake]

CVSROOT:        /sources/m4
Module name:    m4
Changes by:     Eric Blake <ericb>      06/10/07 05:02:56

Index: m4/output.c
===================================================================
RCS file: /sources/m4/m4/m4/output.c,v
retrieving revision 1.31
retrieving revision 1.32
diff -u -b -r1.31 -r1.32
--- m4/output.c 6 Oct 2006 18:24:31 -0000       1.31
+++ m4/output.c 7 Oct 2006 05:02:56 -0000       1.32
@@ -30,6 +30,7 @@
 
 #include "binary-io.h"
 #include "clean-temp.h"
+#include "exitfail.h"
 #include "xvasprintf.h"
 
 /* Define this to see runtime debug output.  Implied by DEBUG.  */
@@ -117,11 +118,13 @@
 }
 
 /* Clean up any temporary directory.  Designed for use as an atexit
-   handler.  */
+   handler, where it is not safe to call exit() recursively; so this
+   calls _exit if a problem is encountered.  */
 static void
 cleanup_tmpfile (void)
 {
-  cleanup_temp_dir (output_temp_dir);
+  if (cleanup_temp_dir (output_temp_dir) != 0)
+    _exit (exit_failure);
 }
 
 /* Create a temporary file open for reading and writing in a secure