Rename st_module_api to st_api_type and add the type to the context.

Without the change, it is not easy to derive the client API of an st
context.

1 files changed, 11 insertions, 6 deletions

diff --git a/st_api.h b/st_api.h
index 9851ce0..c70ecf3 100644
--- a/st_api.h
+++ b/st_api.h
@@ -53,11 +53,11 @@
 /**
  * The supported rendering API of a state tracker.
  */
-enum st_module_api {
-   ST_MODULE_OPENGL,
-   ST_MODULE_OPENGL_ES1,
-   ST_MODULE_OPENGL_ES2,
-   ST_MODULE_OPENVG,
+enum st_api_type {
+   ST_API_OPENGL,
+   ST_API_OPENGL_ES1,
+   ST_API_OPENGL_ES2,
+   ST_API_OPENVG,
 };
 
 /**
@@ -223,6 +223,11 @@ struct st_framebuffer
 struct st_context
 {
    /**
+    * The API of the context.
+    */
+   enum st_api_type api;
+
+   /**
     * Available for the state tracker to use.
     */
    void *st_api_private;
@@ -368,7 +373,7 @@ struct st_api
  */
 struct st_module
 {
-   enum st_module_api api;
+   enum st_api_type api;
    struct st_api *(*create_api)(void);
 };