From a106391d2eb69aac1c3ab7f58e215c89ddfc733f Mon Sep 17 00:00:00 2001
From: "zik.saleeba" <zik.saleeba@21eae674-98b7-11dd-bd71-f92a316d2d60>
Date: Thu, 30 Aug 2012 10:18:36 +0000
Subject: [PATCH] Fixed a crash when printf() formats are set as 0 (NULL).

git-svn-id: http://picoc.googlecode.com/svn/trunk@576 21eae674-98b7-11dd-bd71-f92a316d2d60
---
 cstdlib/stdio.c | 6 +++++-
 1 file changed, 5 insertions(+), 1 deletion(-)

diff --git a/cstdlib/stdio.c b/cstdlib/stdio.c
index fef46ac..893aecc 100644
--- a/cstdlib/stdio.c
+++ b/cstdlib/stdio.c
@@ -186,12 +186,16 @@ int StdioBasePrintf(struct ParseState *Parser, FILE *Stream, char *StrOut, int S
 {
     struct Value *ThisArg = Args->Param[0];
     int ArgCount = 0;
-    char *FPos = Format;
+    char *FPos;
     char OneFormatBuf[MAX_FORMAT+1];
     int OneFormatCount;
     struct ValueType *ShowType;
     StdOutStream SOStream;
     
+    if (Format == NULL)
+        Format = "[null format]\n";
+    
+    FPos = Format;    
     SOStream.FilePtr = Stream;
     SOStream.StrOutPtr = StrOut;
     SOStream.StrOutLen = StrOutLen;