OS/390 seems to do length 0 udp reads, Nicholas says

[p5sagit/p5-mst-13.2.git] / toke.c

diff --git a/toke.c b/toke.c
index 6528ef4..9d3acd2 100644 (file)
--- a/toke.c
+++ b/toke.c
@@ -1,6 +1,6 @@
 /*    toke.c
  *
- *    Copyright (c) 1991-2001, Larry Wall
+ *    Copyright (c) 1991-2002, Larry Wall
  *
  *    You may distribute under the terms of either the GNU General Public
  *    License or the Artistic License, as specified in the README file.
@@ -1424,7 +1424,9 @@ S_scan_const(pTHX_ char *start)
                /* FALL THROUGH */
            default:
                {
-                   if (ckWARN(WARN_MISC) && isALNUM(*s))
+                   if (ckWARN(WARN_MISC) &&
+                       isALNUM(*s) && 
+                       *s != '_')
                        Perl_warner(aTHX_ WARN_MISC,
                               "Unrecognized escape \\%c passed through",
                               *s);