From 7af1a11438c2ed51ae5b769da7ad58a8a26a0f7e Mon Sep 17 00:00:00 2001
From: matz <matz@b2dd03c8-39d4-4d8f-98ff-823fe69b080e>
Date: Tue, 19 Jul 2005 14:59:01 +0000
Subject: * error.c (syserr_initialize): add 1 byte for snprintf() size for  
 NUL at the end.  [ruby-dev:26574]

git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@8802 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
---
 error.c | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

(limited to 'error.c')

diff --git a/error.c b/error.c
index 347bacd5e0..d21f990ae9 100644
--- a/error.c
+++ b/error.c
@@ -956,10 +956,10 @@ syserr_initialize(argc, argv, self)
     else err = "unknown error";
     if (!NIL_P(mesg)) {
 	VALUE str = mesg;
-	size_t len = strlen(err)+RSTRING(str)->len+4;
+	size_t len = strlen(err)+RSTRING(str)->len+3;
 	StringValue(str);
 	mesg = rb_str_new(0, len);
-	snprintf(RSTRING(mesg)->ptr, len, "%s - %.*s", err,
+	snprintf(RSTRING(mesg)->ptr, len+1, "%s - %.*s", err,
 		(int)RSTRING(str)->len, RSTRING(str)->ptr);
 	rb_str_resize(mesg, strlen(RSTRING(mesg)->ptr));
     }
-- 
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