From 0219d325053e6c7029ae4cedfbeddaefed4fe0e5 Mon Sep 17 00:00:00 2001
From: Brian Paul <brian.paul@tungstengraphics.com>
Date: Mon, 10 Jan 2000 04:29:09 +0000
Subject: added printf-message to dispatch templates

---
 src/mesa/glapi/glapi.c | 35 ++++++++++++++++++++++++++++++++---
 1 file changed, 32 insertions(+), 3 deletions(-)

(limited to 'src/mesa/glapi/glapi.c')

diff --git a/src/mesa/glapi/glapi.c b/src/mesa/glapi/glapi.c
index d9b4dca616..fa74a0d85b 100644
--- a/src/mesa/glapi/glapi.c
+++ b/src/mesa/glapi/glapi.c
@@ -1,4 +1,4 @@
-/* $Id: glapi.c,v 1.21 2000/01/08 11:01:25 brianp Exp $ */
+/* $Id: glapi.c,v 1.22 2000/01/10 04:29:09 brianp Exp $ */
 
 /*
  * Mesa 3-D graphics library
@@ -502,16 +502,45 @@ _glapi_check_table(const struct _glapi_table *table)
 #define NAME(func)  gl##func
 #endif
 
-#define DISPATCH(FUNC, ARGS) 					\
+#ifdef DEBUG
+
+#include <stdio.h>
+
+static int
+trace(void)
+{
+   static int trace = -1;
+   if (trace < 0)
+      trace = getenv("MESA_TRACE") ? 1 : 0;
+   return trace > 0;
+}
+
+#define DISPATCH(FUNC, ARGS, MESSAGE)				\
+   const struct _glapi_table *dispatch;				\
+   dispatch = Dispatch ? Dispatch : _glapi_get_dispatch();	\
+   if (trace()) printf MESSAGE;					\
+   (dispatch->FUNC) ARGS
+
+#define RETURN_DISPATCH(FUNC, ARGS, MESSAGE) 			\
+   const struct _glapi_table *dispatch;				\
+   dispatch = Dispatch ? Dispatch : _glapi_get_dispatch();	\
+   if (trace()) printf MESSAGE;					\
+   return (dispatch->FUNC) ARGS
+
+#else
+
+#define DISPATCH(FUNC, ARGS, MESSAGE)				\
    const struct _glapi_table *dispatch;				\
    dispatch = Dispatch ? Dispatch : _glapi_get_dispatch();	\
    (dispatch->FUNC) ARGS
 
-#define RETURN_DISPATCH(FUNC, ARGS) 				\
+#define RETURN_DISPATCH(FUNC, ARGS, MESSAGE)			\
    const struct _glapi_table *dispatch;				\
    dispatch = Dispatch ? Dispatch : _glapi_get_dispatch();	\
    return (dispatch->FUNC) ARGS
 
+#endif
+
 
 #ifndef GLAPIENTRY
 #define GLAPIENTRY
-- 
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