From 3f7e0d5302ed0fadd794a41af6e476d2c408adc7 Mon Sep 17 00:00:00 2001
From: Chia-I Wu <olvaffe@gmail.com>
Date: Thu, 16 Jul 2009 21:21:57 -0700
Subject: egl: Destroy display's resources upon termination.

eglTerminate should destroy the contexts and surfaces of the display.

Signed-off-by: Chia-I Wu <olvaffe@gmail.com>
---
 src/egl/main/egldisplay.c | 32 ++++++++++++++++++++++++++++++++
 src/egl/main/egldisplay.h |  4 ++++
 src/egl/main/egldriver.c  |  4 +---
 3 files changed, 37 insertions(+), 3 deletions(-)

(limited to 'src')

diff --git a/src/egl/main/egldisplay.c b/src/egl/main/egldisplay.c
index 1f1f41ea71f..89de609d0b4 100644
--- a/src/egl/main/egldisplay.c
+++ b/src/egl/main/egldisplay.c
@@ -120,6 +120,38 @@ _eglFindDisplay(NativeDisplayType nativeDisplay)
 }
 
 
+/**
+ * Destroy the contexts and surfaces that are linked to the display.
+ */
+void
+_eglReleaseDisplayResources(_EGLDriver *drv, EGLDisplay dpy)
+{
+   _EGLDisplay *display;
+   _EGLContext *contexts;
+   _EGLSurface *surfaces;
+
+   display = _eglLookupDisplay(dpy);
+   if (!display)
+      return;
+   contexts = display->ContextList;
+   surfaces = display->SurfaceList;
+
+   while (contexts) {
+      EGLContext handle = _eglGetContextHandle(contexts);
+      contexts = contexts->Next;
+      drv->API.DestroyContext(drv, dpy, handle);
+   }
+   assert(!display->ContextList);
+
+   while (surfaces) {
+      EGLSurface handle = _eglGetSurfaceHandle(surfaces);
+      surfaces = surfaces->Next;
+      drv->API.DestroySurface(drv, dpy, handle);
+   }
+   assert(!display->SurfaceList);
+}
+
+
 /**
  * Free all the data hanging of an _EGLDisplay object, but not
  * the object itself.
diff --git a/src/egl/main/egldisplay.h b/src/egl/main/egldisplay.h
index 0a6003f39ea..30b466cb4a0 100644
--- a/src/egl/main/egldisplay.h
+++ b/src/egl/main/egldisplay.h
@@ -56,6 +56,10 @@ extern _EGLDisplay *
 _eglFindDisplay(NativeDisplayType nativeDisplay);
 
 
+extern void
+_eglReleaseDisplayResources(_EGLDriver *drv, EGLDisplay dpy);
+
+
 extern void
 _eglCleanupDisplay(_EGLDisplay *disp);
 
diff --git a/src/egl/main/egldriver.c b/src/egl/main/egldriver.c
index 43b1f519034..f2a864cd8a7 100644
--- a/src/egl/main/egldriver.c
+++ b/src/egl/main/egldriver.c
@@ -284,9 +284,7 @@ _eglCloseDriver(_EGLDriver *drv, EGLDisplay dpy)
 
    _eglLog(_EGL_DEBUG, "Closing %s", drv->Name);
 
-   /*
-    * XXX check for currently bound context/surfaces and delete them?
-    */
+   _eglReleaseDisplayResources(drv, dpy);
 
    b = drv->API.Terminate(drv, dpy);
 
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