[w3m-dev 02846]

* regex.c (newRegex0): check msg
From: Hironori Sakamoto <hsaka@mth.biglobe.ne.jp>

1 files changed, 5 insertions, 3 deletions

diff --git a/regex.c b/regex.c
index 6135f20..4409af9 100644
--- a/regex.c
+++ b/regex.c
@@ -1,4 +1,4 @@
-/* $Id: regex.c,v 1.11 2002/01/15 18:26:13 ukai Exp $ */
+/* $Id: regex.c,v 1.12 2002/01/16 02:50:04 ukai Exp $ */
 /* 
  * regex: Regular expression pattern match library
  * 
@@ -172,8 +172,10 @@ newRegex0(char **ex, int igncase, Regex *regex, char **msg, int level)
 #endif
 		else
 		    *(st_ptr++) = (unsigned char)*(p++);
-		if (st_ptr >= &regex->storage[STORAGE_MAX])
-		    *msg = "Regular expression too long";
+		if (st_ptr >= &regex->storage[STORAGE_MAX]) {
+		    if (msg)
+			*msg = "Regular expression too long";
+		}
 		return NULL;
 	    }
 	    *(st_ptr++) = '\0';