From 1726b7d1d336465dca10a5bd0a8a02fcf5f2e455 Mon Sep 17 00:00:00 2001
From: Brian Paul <brian.paul@tungstengraphics.com>
Date: Wed, 2 Jul 2008 16:51:49 -0600
Subject: [PATCH] mesa: when linking a shader program, make sure all the
 shaders compiled OK

---
 src/mesa/shader/slang/slang_link.c | 8 ++++++++
 1 file changed, 8 insertions(+)

diff --git a/src/mesa/shader/slang/slang_link.c b/src/mesa/shader/slang/slang_link.c
index f9a5ecef96c..a69cad5942d 100644
--- a/src/mesa/shader/slang/slang_link.c
+++ b/src/mesa/shader/slang/slang_link.c
@@ -388,6 +388,14 @@ _slang_link(GLcontext *ctx,
 
    _mesa_clear_shader_program_data(ctx, shProg);
 
+   /* check that all programs compiled successfully */
+   for (i = 0; i < shProg->NumShaders; i++) {
+      if (!shProg->Shaders[i]->CompileStatus) {
+         link_error(shProg, "linking with uncompiled shader\n");
+         return;
+      }
+   }
+
    shProg->Uniforms = _mesa_new_uniform_list();
    shProg->Varying = _mesa_new_parameter_list();
 
-- 
2.30.2