From c6c6cd0ffdae8ae95ade377317bbc1604ed09169 Mon Sep 17 00:00:00 2001
From: oharboe <oharboe@b42882b7-edfa-0310-969c-e2dbd0fdcd60>
Date: Thu, 6 Mar 2008 12:01:17 +0000
Subject: [PATCH] Michael Bruck: 64 bit va_list fix for crash

git-svn-id: svn://svn.berlios.de/openocd/trunk@451 b42882b7-edfa-0310-969c-e2dbd0fdcd60
---
 src/helper/log.c | 7 +++++--
 1 file changed, 5 insertions(+), 2 deletions(-)

diff --git a/src/helper/log.c b/src/helper/log.c
index b3898723..5127a373 100644
--- a/src/helper/log.c
+++ b/src/helper/log.c
@@ -284,9 +284,12 @@ char *alloc_printf(const char *fmt, va_list ap)
 					free(t);
 				return NULL;
 			}
-	
+
+	        va_list ap_copy;	        
+	        va_copy(ap_copy, ap);
+
 		int ret;
-		ret = vsnprintf(string, size, fmt, ap);
+		ret = vsnprintf(string, size, fmt, ap_copy);
 		/* NB! The result of the vsnprintf() might be an *EMPTY* string! */
 		if ((ret >= 0) && ((ret + 1) < size))
 			break;
-- 
2.39.5