From 3b920f88afea0e1bd107610afd21cf21622b0209 Mon Sep 17 00:00:00 2001
From: in2 <in2@63ad8ddf-47c3-0310-b6dd-a9e9d9715204>
Date: Thu, 14 Mar 2002 10:14:55 +0000
Subject: fix bugs

git-svn-id: http://opensvn.csie.org/pttbbs/pttbbs/trunk/pttbbs@25 63ad8ddf-47c3-0310-b6dd-a9e9d9715204
---
 mbbsd/mbbsd.c | 7 ++++---
 1 file changed, 4 insertions(+), 3 deletions(-)

(limited to 'mbbsd/mbbsd.c')

diff --git a/mbbsd/mbbsd.c b/mbbsd/mbbsd.c
index 3a38aabb..975e2b3c 100644
--- a/mbbsd/mbbsd.c
+++ b/mbbsd/mbbsd.c
@@ -1,4 +1,4 @@
-/* $Id: mbbsd.c,v 1.6 2002/03/14 08:17:45 in2 Exp $ */
+/* $Id: mbbsd.c,v 1.7 2002/03/14 10:14:55 in2 Exp $ */
 #include <stdio.h>
 #include <string.h>
 #include <stdlib.h>
@@ -443,8 +443,9 @@ write_request (int sig)
 	    watermode == -1 ){   /* 不在回水球模式                              */
 	    do{
 		add_history(&currutmp->msgs[0]);
-		for (i = 0; i < currutmp->msgcount; i++)
-		    currutmp->msgs[i] = currutmp->msgs[i + 1];
+		if( currutmp->msgcount-- )
+		    for (i = 0; i < currutmp->msgcount; i++)
+			currutmp->msgs[i] = currutmp->msgs[i + 1];
 	    }
 	    while (currutmp->msgcount);
 	    currutmp->msgcount = 0;
-- 
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