From: Yuanhan Liu <yuanhan.liu@linux.intel.com>
Date: Mon, 19 Sep 2011 07:03:01 +0000 (+0800)
Subject: mesa: fix error handling for glIsEnabled
X-Git-Tag: 062012170305~4425
X-Git-Url: http://review.tizen.org/git/?a=commitdiff_plain;h=6a9880224368a016dfb1a9f5b5dfa9284a7dc6cf;p=profile%2Fivi%2Fmesa.git

mesa: fix error handling for glIsEnabled

According the man page, GL_INVALID_OPERATION should be generated if
glIsEnabled is executed betwwen the execution of glBegin and the
correspoding execution of glEnd.

Signed-off-by: Yuanhan Liu <yuanhan.liu@linux.intel.com>
Signed-off-by: Brian Paul <brianp@vmware.com>
---

diff --git a/src/mesa/main/enable.c b/src/mesa/main/enable.c
index 4bf1809..2d857c1 100644
--- a/src/mesa/main/enable.c
+++ b/src/mesa/main/enable.c
@@ -1072,6 +1072,8 @@ GLboolean GLAPIENTRY
 _mesa_IsEnabled( GLenum cap )
 {
    GET_CURRENT_CONTEXT(ctx);
+   ASSERT_OUTSIDE_BEGIN_END_WITH_RETVAL(ctx, 0);
+
    switch (cap) {
       case GL_ALPHA_TEST:
          return ctx->Color.AlphaEnabled;