From 468fbdbde749d5fe221adebf115f9594067b8da4 Mon Sep 17 00:00:00 2001
From: Roberto Ierusalimschy <roberto@inf.puc-rio.br>
Date: Wed, 24 Jun 1998 10:33:00 -0300
Subject: details

---
 lstrlib.c | 8 ++++----
 1 file changed, 4 insertions(+), 4 deletions(-)

(limited to 'lstrlib.c')

diff --git a/lstrlib.c b/lstrlib.c
index 58fbd708..72188723 100644
--- a/lstrlib.c
+++ b/lstrlib.c
@@ -1,5 +1,5 @@
 /*
-** $Id: lstrlib.c,v 1.14 1998/05/31 22:20:45 roberto Exp roberto $
+** $Id: lstrlib.c,v 1.15 1998/06/19 16:14:09 roberto Exp roberto $
 ** Standard library for strings and pattern-matching
 ** See Copyright Notice in lua.h
 */
@@ -302,19 +302,19 @@ static char *match (char *s, char *p, struct Capture *cap)
       switch (*ep) {
         case '*': {  /* repetition */
           char *res;
-          if (s1 && s1>s && (res = match(s1, p, cap)))
+          if (s1 && s1>s && ((res=match(s1, p, cap)) != NULL))
             return res;
           p=ep+1; goto init;  /* else return match(s, ep+1, cap); */
         }
         case '?': {  /* optional */
           char *res;
-          if (s1 && (res = match(s1, ep+1, cap)))
+          if (s1 && ((res=match(s1, ep+1, cap)) != NULL))
             return res;
           p=ep+1; goto init;  /* else return match(s, ep+1, cap); */
         }
         case '-': {  /* repetition */
           char *res;
-          if ((res = match(s, ep+1, cap)) != 0)
+          if ((res = match(s, ep+1, cap)) != NULL)
             return res;
           else if (s1 && s1>s) {
             s = s1;
-- 
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