Changes to m4/src/main.c,v

[Eric Blake]

CVSROOT:        /sources/m4
Module name:    m4
Changes by:     Eric Blake <ericb>      07/02/05 17:31:10

Index: src/main.c
===================================================================
RCS file: /sources/m4/m4/src/main.c,v
retrieving revision 1.107
retrieving revision 1.108
diff -u -b -r1.107 -r1.108
--- src/main.c  13 Jan 2007 13:55:37 -0000      1.107
+++ src/main.c  5 Feb 2007 17:31:10 -0000       1.108
@@ -87,7 +87,8 @@
       fputs (_("\
   -b, --batch                  buffer output, process interrupts\n\
   -c, --discard-comments       do not copy comments to the output\n\
-  -E, --fatal-warnings         stop execution after first warning or error\n\
+  -E, --fatal-warnings         once: warnings become errors, twice: stop\n\
+                               execution at first error\n\
   -i, --interactive            unbuffer output, ignore interrupts\n\
   -P, --prefix-builtins        force a `m4_' prefix to all builtins\n\
   -Q, --quiet, --silent        suppress some warnings for builtins\n\
@@ -460,6 +461,9 @@
        break;
 
       case 'E':
+       if (m4_get_fatal_warnings_opt (context))
+         m4_set_warnings_exit_opt (context, true);
+       else
        m4_set_fatal_warnings_opt (context, true);
        break;