Changes to m4/m4/debug.c,v

[Eric Blake]

CVSROOT:        /sources/m4
Module name:    m4
Changes by:     Eric Blake <ericb>      06/08/22 22:36:28

Index: m4/debug.c
===================================================================
RCS file: /sources/m4/m4/m4/debug.c,v
retrieving revision 1.21
retrieving revision 1.22
diff -u -b -r1.21 -r1.22
--- m4/debug.c  9 Aug 2006 21:33:24 -0000       1.21
+++ m4/debug.c  22 Aug 2006 22:36:28 -0000      1.22
@@ -154,6 +154,9 @@
       if (fp == NULL)
        return false;
 
+      if (set_cloexec_flag (fileno (fp), true) != 0)
+       m4_error (context, 0, errno,
+                 _("cannot protect debug file across forks"));
       set_debug_file (context, fp);
     }
   return true;