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-rw-r--r--src/mesa/shader/shader_api.c16
1 files changed, 11 insertions, 5 deletions
diff --git a/src/mesa/shader/shader_api.c b/src/mesa/shader/shader_api.c
index e25cb63216..f390e3cef4 100644
--- a/src/mesa/shader/shader_api.c
+++ b/src/mesa/shader/shader_api.c
@@ -1534,15 +1534,19 @@ static void
_mesa_validate_program(GLcontext *ctx, GLuint program)
{
struct gl_shader_program *shProg;
- shProg = _mesa_lookup_shader_program(ctx, program);
+
+ shProg = _mesa_lookup_shader_program_err(ctx, program, "glValidateProgram");
if (!shProg) {
- _mesa_error(ctx, GL_INVALID_VALUE, "glValidateProgram(program)");
return;
}
- /* XXX temporary */
- shProg->Validated = GL_TRUE;
- /* From the GL spec:
+ if (!shProg->LinkStatus) {
+ shProg->Validated = GL_FALSE;
+ return;
+ }
+
+ /* From the GL spec, a program is invalid if any of these are true:
+
any two active samplers in the current program object are of
different types, but refer to the same texture image unit,
@@ -1555,6 +1559,8 @@ _mesa_validate_program(GLcontext *ctx, GLuint program)
processing exceeds the combined limit on the total number of texture
image units allowed.
*/
+
+ shProg->Validated = GL_TRUE;
}