From 85ef9930f56bf15181f9a0b238f03d55303cf411 Mon Sep 17 00:00:00 2001
From: marha <marha@users.sourceforge.net>
Date: Mon, 22 Nov 2010 19:42:40 +0000
Subject: Updated to mesalib 7.9

---
 mesalib/src/mesa/main/getstring.c | 59 ++++++++++++++++++++++++++++-----------
 1 file changed, 43 insertions(+), 16 deletions(-)

(limited to 'mesalib/src/mesa/main/getstring.c')

diff --git a/mesalib/src/mesa/main/getstring.c b/mesalib/src/mesa/main/getstring.c
index 51dd5f779..3910047fb 100644
--- a/mesalib/src/mesa/main/getstring.c
+++ b/mesalib/src/mesa/main/getstring.c
@@ -31,6 +31,46 @@
 #include "extensions.h"
 
 
+/**
+ * Return the string for a glGetString(GL_SHADING_LANGUAGE_VERSION) query.
+ */
+static const GLubyte *
+shading_language_version(GLcontext *ctx)
+{
+   switch (ctx->API) {
+   case API_OPENGL:
+      if (!ctx->Extensions.ARB_shader_objects) {
+         _mesa_error(ctx, GL_INVALID_ENUM, "glGetString");
+         return (const GLubyte *) 0;
+      }
+
+      switch (ctx->Const.GLSLVersion) {
+      case 110:
+         return (const GLubyte *) "1.10";
+      case 120:
+         return (const GLubyte *) "1.20";
+      case 130:
+         return (const GLubyte *) "1.30";
+      default:
+         _mesa_problem(ctx,
+                       "Invalid GLSL version in shading_language_version()");
+         return (const GLubyte *) 0;
+      }
+      break;
+
+   case API_OPENGLES2:
+      return (const GLubyte *) "OpenGL ES GLSL ES 1.0.16";
+
+   case API_OPENGLES:
+      /* fall-through */
+
+   default:
+      _mesa_problem(ctx, "Unexpected API value in shading_language_version()");
+      return (const GLubyte *) 0;
+   }
+}
+
+
 /**
  * Query string-valued state.  The return value should _not_ be freed by
  * the caller.
@@ -71,16 +111,10 @@ _mesa_GetString( GLenum name )
       case GL_VERSION:
          return (const GLubyte *) ctx->VersionString;
       case GL_EXTENSIONS:
-         if (!ctx->Extensions.String)
-            ctx->Extensions.String = _mesa_make_extension_string(ctx);
          return (const GLubyte *) ctx->Extensions.String;
-#if FEATURE_ARB_shading_language_100
-      case GL_SHADING_LANGUAGE_VERSION_ARB:
-         if (ctx->Extensions.ARB_shading_language_120)
-            return (const GLubyte *) "1.20";
-         else if (ctx->Extensions.ARB_shading_language_100)
-            return (const GLubyte *) "1.10";
-         goto error;
+#if FEATURE_ARB_shading_language_100 || FEATURE_ES2
+      case GL_SHADING_LANGUAGE_VERSION:
+	 return shading_language_version(ctx);
 #endif
 #if FEATURE_NV_fragment_program || FEATURE_ARB_fragment_program || \
     FEATURE_NV_vertex_program || FEATURE_ARB_vertex_program
@@ -92,9 +126,6 @@ _mesa_GetString( GLenum name )
             return (const GLubyte *) ctx->Program.ErrorString;
          }
          /* FALL-THROUGH */
-#endif
-#if FEATURE_ARB_shading_language_100
-      error:
 #endif
       default:
          _mesa_error( ctx, GL_INVALID_ENUM, "glGetString" );
@@ -155,10 +186,6 @@ _mesa_GetPointerv( GLenum pname, GLvoid **params )
    if (MESA_VERBOSE & VERBOSE_API)
       _mesa_debug(ctx, "glGetPointerv %s\n", _mesa_lookup_enum_by_nr(pname));
 
-   if (ctx->Driver.GetPointerv
-       && (*ctx->Driver.GetPointerv)(ctx, pname, params))
-      return;
-
    switch (pname) {
       case GL_VERTEX_ARRAY_POINTER:
          *params = (GLvoid *) ctx->Array.ArrayObj->Vertex.Ptr;
-- 
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