From aa645019e9ca3c7c982ee24ab0c9e50a62bbca0d Mon Sep 17 00:00:00 2001
From: curt <curt>
Date: Thu, 12 Feb 1998 21:59:56 +0000
Subject: [PATCH] Incorporated code changes contributed by Charlie Hotchkiss
 <chotchkiss@namg.us.anritsu.com>

---
 XGL/xgl.c | 7 ++++++-
 1 file changed, 6 insertions(+), 1 deletion(-)

diff --git a/XGL/xgl.c b/XGL/xgl.c
index 103bd57c..0763f39f 100644
--- a/XGL/xgl.c
+++ b/XGL/xgl.c
@@ -2772,8 +2772,13 @@ void xglutIdleFunc ( void (*func)(void) )
 
 void xglutInit ( int* argcp, char** argv )
 {
+  if(!xglTraceFd ) {     // Not defined by any other means, must be here
+    xglTraceFd = stdout; // avoid a crash from a NULL ptr.
+    }
   if ( xglTraceIsEnabled("glutInit") )
-    fprintf ( xglTraceFd, "  /* glutInit ( (int *)0x%08x, (char **)0x%08x ) ; */\n" , argcp, argv ) ;
+    fprintf ( xglTraceFd,
+              "  /* glutInit ( (int *)0x%08x, (char **)0x%08x ) ; */\n" ,
+              argcp, argv ) ;
   if ( xglExecuteIsEnabled("glutInit") )
     glutInit ( argcp, argv ) ;
 }
-- 
2.39.5