mesa: Handle FEATURE_es2_glsl differences at runtime too

Now that we can support different APIs at runtime, we need to check the
context for the API we're currently providing as well.

https://bugs.freedesktop.org/show_bug.cgi?id=28194

1 files changed, 9 insertions, 7 deletions

diff --git a/src/mesa/shader/slang/slang_link.c b/src/mesa/shader/slang/slang_link.c
index b16778f8ad4..3d4208ce4c5 100644
--- a/src/mesa/shader/slang/slang_link.c
+++ b/src/mesa/shader/slang/slang_link.c
@@ -858,13 +858,15 @@ _slang_link(GLcontext *ctx,
 
 #if FEATURE_es2_glsl
    /* must have both a vertex and fragment program for ES2 */
-   if (!vertProg) {
-      link_error(shProg, "missing vertex shader\n");
-      return;
-   }
-   if (!fragProg) {
-      link_error(shProg, "missing fragment shader\n");
-      return;
+   if (ctx->API == API_OPENGLES2) {
+      if (!vertProg) {
+	 link_error(shProg, "missing vertex shader\n");
+	 return;
+      }
+      if (!fragProg) {
+	 link_error(shProg, "missing fragment shader\n");
+	 return;
+      }
    }
 #endif