From e529ade0ea5dd47d2943eedc012f30eb5671b55d Mon Sep 17 00:00:00 2001
From: Samuel Pitoiset <samuel.pitoiset@gmail.com>
Date: Mon, 26 Jun 2017 17:46:39 +0200
Subject: [PATCH] mesa: add KHR_no_error support for glClear()

Signed-off-by: Samuel Pitoiset <samuel.pitoiset@gmail.com>
Reviewed-by: Timothy Arceri <tarceri@itsqueeze.com>
---
 src/mapi/glapi/gen/gl_API.xml | 2 +-
 src/mesa/main/clear.c         | 8 ++++++++
 src/mesa/main/clear.h         | 2 ++
 3 files changed, 11 insertions(+), 1 deletion(-)

diff --git a/src/mapi/glapi/gen/gl_API.xml b/src/mapi/glapi/gen/gl_API.xml
index 64078c44166..85083a428da 100644
--- a/src/mapi/glapi/gen/gl_API.xml
+++ b/src/mapi/glapi/gen/gl_API.xml
@@ -2291,7 +2291,7 @@
         <glx rop="126"/>
     </function>
 
-    <function name="Clear" es1="1.0" es2="2.0">
+    <function name="Clear" es1="1.0" es2="2.0" no_error="true">
         <param name="mask" type="GLbitfield"/>
         <glx rop="127"/>
     </function>
diff --git a/src/mesa/main/clear.c b/src/mesa/main/clear.c
index 1b07a756ee4..3adbe381854 100644
--- a/src/mesa/main/clear.c
+++ b/src/mesa/main/clear.c
@@ -223,6 +223,14 @@ clear(struct gl_context *ctx, GLbitfield mask, bool no_error)
 }
 
 
+void GLAPIENTRY
+_mesa_Clear_no_error(GLbitfield mask)
+{
+   GET_CURRENT_CONTEXT(ctx);
+   clear(ctx, mask, true);
+}
+
+
 void GLAPIENTRY
 _mesa_Clear(GLbitfield mask)
 {
diff --git a/src/mesa/main/clear.h b/src/mesa/main/clear.h
index fb3bcdeefbf..6ae63ac257a 100644
--- a/src/mesa/main/clear.h
+++ b/src/mesa/main/clear.h
@@ -43,6 +43,8 @@ _mesa_ClearColorIiEXT(GLint r, GLint g, GLint b, GLint a);
 extern void GLAPIENTRY
 _mesa_ClearColorIuiEXT(GLuint r, GLuint g, GLuint b, GLuint a);
 
+void GLAPIENTRY
+_mesa_Clear_no_error(GLbitfield mask);
 
 extern void GLAPIENTRY
 _mesa_Clear( GLbitfield mask );
-- 
2.30.2