From c384ccb0c4f50f72bafdfb693d0aa36b4304a064 Mon Sep 17 00:00:00 2001
From: =?utf8?q?Jos=C3=A9=20Fonseca?= <jfonseca@vmware.com>
Date: Mon, 27 Apr 2009 17:30:05 +0100
Subject: [PATCH] wgl: Implement WGL_EXT_extensions_string extension.

---
 src/gallium/state_trackers/wgl/SConscript     |  2 +-
 ...ensionsstring.c => stw_extensionsstring.c} | 20 +++++++++++++++----
 .../wgl/shared/stw_getprocaddress.c           |  3 +++
 3 files changed, 20 insertions(+), 5 deletions(-)
 rename src/gallium/state_trackers/wgl/shared/{stw_arbextensionsstring.c => stw_extensionsstring.c} (82%)

diff --git a/src/gallium/state_trackers/wgl/SConscript b/src/gallium/state_trackers/wgl/SConscript
index 61fd8bfc0c8..5bbcc7175f7 100644
--- a/src/gallium/state_trackers/wgl/SConscript
+++ b/src/gallium/state_trackers/wgl/SConscript
@@ -26,7 +26,7 @@ if env['platform'] in ['windows']:
         'shared/stw_device.c',
         'shared/stw_framebuffer.c',
         'shared/stw_pixelformat.c',
-        'shared/stw_arbextensionsstring.c',
+        'shared/stw_extensionsstring.c',
         'shared/stw_getprocaddress.c',
         'shared/stw_arbpixelformat.c',
         'shared/stw_tls.c',
diff --git a/src/gallium/state_trackers/wgl/shared/stw_arbextensionsstring.c b/src/gallium/state_trackers/wgl/shared/stw_extensionsstring.c
similarity index 82%
rename from src/gallium/state_trackers/wgl/shared/stw_arbextensionsstring.c
rename to src/gallium/state_trackers/wgl/shared/stw_extensionsstring.c
index cd9fe93eeec..2660c591f9f 100644
--- a/src/gallium/state_trackers/wgl/shared/stw_arbextensionsstring.c
+++ b/src/gallium/state_trackers/wgl/shared/stw_extensionsstring.c
@@ -1,5 +1,6 @@
 /**************************************************************************
  * 
+ * Copyright 2009 VMware, Inc.
  * Copyright 2008 Tungsten Graphics, Inc., Cedar Park, Texas.
  * All Rights Reserved.
  * 
@@ -33,14 +34,25 @@
 #include <GL/wglext.h>
 
 
+static const char *stw_extension_string = 
+   "WGL_ARB_extensions_string "
+   "WGL_ARB_multisample "
+   "WGL_ARB_pixel_format "
+   "WGL_EXT_extensions_string";
+
+
 WINGDIAPI const char * APIENTRY
 wglGetExtensionsStringARB(
    HDC hdc )
 {
    (void) hdc;
 
-   return
-      "WGL_ARB_extensions_string "
-      "WGL_ARB_multisample "
-      "WGL_ARB_pixel_format";
+   return stw_extension_string;
+}
+
+
+WINGDIAPI const char * APIENTRY
+wglGetExtensionsStringEXT( void )
+{
+   return stw_extension_string;
 }
diff --git a/src/gallium/state_trackers/wgl/shared/stw_getprocaddress.c b/src/gallium/state_trackers/wgl/shared/stw_getprocaddress.c
index aa43120955e..4070cbd5c00 100644
--- a/src/gallium/state_trackers/wgl/shared/stw_getprocaddress.c
+++ b/src/gallium/state_trackers/wgl/shared/stw_getprocaddress.c
@@ -53,6 +53,9 @@ static const struct stw_extension_entry stw_extension_entries[] = {
    STW_EXTENSION_ENTRY( wglGetPixelFormatAttribfvARB ),
    STW_EXTENSION_ENTRY( wglGetPixelFormatAttribivARB ),
 
+   /* WGL_EXT_extensions_string */
+   STW_EXTENSION_ENTRY( wglGetExtensionsStringEXT ),
+
    { NULL, NULL }
 };
 
-- 
2.30.2