From d19afc57fe49816f3f3290410e0124d326577be2 Mon Sep 17 00:00:00 2001
From: Chia-I Wu <olv@lunarg.com>
Date: Sat, 23 Oct 2010 12:52:26 +0800
Subject: egl: Use reference counting to replace IsLinked or IsBound.

Remove all _egl<Res>IsLinked and _egl<Res>IsBound.  Update
_eglBindContext and drivers to do reference counting.
---
 src/egl/main/eglcontext.h | 31 +++----------------------------
 1 file changed, 3 insertions(+), 28 deletions(-)

(limited to 'src/egl/main/eglcontext.h')

diff --git a/src/egl/main/eglcontext.h b/src/egl/main/eglcontext.h
index 9c1e2184c6..8cd0df1731 100644
--- a/src/egl/main/eglcontext.h
+++ b/src/egl/main/eglcontext.h
@@ -39,7 +39,9 @@ _eglQueryContext(_EGLDriver *drv, _EGLDisplay *dpy, _EGLContext *ctx, EGLint att
 
 
 PUBLIC EGLBoolean
-_eglBindContext(_EGLContext **ctx, _EGLSurface **draw, _EGLSurface **read);
+_eglBindContext(_EGLContext *ctx, _EGLSurface *draw, _EGLSurface *read,
+                _EGLContext **old_ctx,
+                _EGLSurface **old_draw, _EGLSurface **old_read);
 
 
 /**
@@ -64,19 +66,6 @@ _eglPutContext(_EGLContext *ctx)
 }
 
 
-/**
- * Return true if the context is bound to a thread.
- *
- * The binding is considered a reference to the context.  Drivers should not
- * destroy a context when it is bound.
- */
-static INLINE EGLBoolean
-_eglIsContextBound(_EGLContext *ctx)
-{
-   return (ctx->Binding != NULL);
-}
-
-
 /**
  * Link a context to its display and return the handle of the link.
  * The handle can be passed to client directly.
@@ -126,18 +115,4 @@ _eglGetContextHandle(_EGLContext *ctx)
 }
 
 
-/**
- * Return true if the context is linked to a display.
- *
- * The link is considered a reference to the context (the display is owning the
- * context).  Drivers should not destroy a context when it is linked.
- */
-static INLINE EGLBoolean
-_eglIsContextLinked(_EGLContext *ctx)
-{
-   _EGLResource *res = (_EGLResource *) ctx;
-   return (res && _eglIsResourceLinked(res));
-}
-
-
 #endif /* EGLCONTEXT_INCLUDED */
-- 
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