1 files changed, 38 insertions, 0 deletions
diff --git a/mesalib/src/mesa/state_tracker/st_manager.c b/mesalib/src/mesa/state_tracker/st_manager.c
index 706af7fd1..7bc33268e 100644
--- a/mesalib/src/mesa/state_tracker/st_manager.c
+++ b/mesalib/src/mesa/state_tracker/st_manager.c
@@ -26,6 +26,7 @@
  */
 
 #include "main/mtypes.h"
+#include "main/extensions.h"
 #include "main/context.h"
 #include "main/texobj.h"
 #include "main/teximage.h"
@@ -38,6 +39,7 @@
 #include "st_texture.h"
 
 #include "st_context.h"
+#include "st_extensions.h"
 #include "st_format.h"
 #include "st_cb_fbo.h"
 #include "st_cb_flush.h"
@@ -910,6 +912,41 @@ st_manager_add_color_renderbuffer(struct st_context *st,
    return TRUE;
 }
 
+static unsigned get_version(struct pipe_screen *screen,
+                            struct st_config_options *options, gl_api api)
+{
+   struct gl_constants consts = {0};
+   struct gl_extensions extensions = {0};
+   GLuint version;
+
+   if ((api == API_OPENGL_COMPAT || api == API_OPENGL_CORE) &&
+       _mesa_override_gl_version_contextless(&consts, &api, &version)) {
+      return version;
+   }
+
+   _mesa_init_constants(&consts, api);
+   _mesa_init_extensions(&extensions);
+
+   st_init_limits(screen, &consts, &extensions);
+   st_init_extensions(screen, api, &consts, &extensions, options, GL_TRUE);
+
+   return _mesa_get_version(&extensions, &consts, api);
+}
+
+static void
+st_api_query_versions(struct st_api *stapi, struct st_manager *sm,
+                      struct st_config_options *options,
+                      int *gl_core_version,
+                      int *gl_compat_version,
+                      int *gl_es1_version,
+                      int *gl_es2_version)
+{
+   *gl_core_version = get_version(sm->screen, options, API_OPENGL_CORE);
+   *gl_compat_version = get_version(sm->screen, options, API_OPENGL_COMPAT);
+   *gl_es1_version = get_version(sm->screen, options, API_OPENGLES);
+   *gl_es2_version = get_version(sm->screen, options, API_OPENGLES2);
+}
+
 static const struct st_api st_gl_api = {
    "Mesa " PACKAGE_VERSION,
    ST_API_OPENGL,
@@ -920,6 +957,7 @@ static const struct st_api st_gl_api = {
    0,
    ST_API_FEATURE_MS_VISUALS_MASK,
    st_api_destroy,
+   st_api_query_versions,
    st_api_get_proc_address,
    st_api_create_context,
    st_api_make_current,