Matteo Bruni : winex11.drv: Fix wglMakeContextCurrent with an invalid drawable.

[Alexandre Julliard]

Module: wine
Branch: master
Commit: 1902e1cb9306b65ab903f02d855078545a1ddfa6
URL:    http://source.winehq.org/git/wine.git/?a=commit;h=1902e1cb9306b65ab903f02d855078545a1ddfa6

Author: Matteo Bruni <mbruni at codeweavers.com>
Date:   Wed Mar 16 00:32:47 2011 +0100

winex11.drv: Fix wglMakeContextCurrent with an invalid drawable.

---

 dlls/opengl32/tests/opengl.c |    8 ++++----
 dlls/winex11.drv/opengl.c    |    6 ++++++
 2 files changed, 10 insertions(+), 4 deletions(-)

diff --git a/dlls/opengl32/tests/opengl.c b/dlls/opengl32/tests/opengl.c
index 7b6c911..1669d73 100644
--- a/dlls/opengl32/tests/opengl.c
+++ b/dlls/opengl32/tests/opengl.c
@@ -1129,10 +1129,10 @@ static void test_destroy_read(HDC oldhdc)
     SetLastError(0xdeadbeef);
     ret = pwglMakeContextCurrentARB(draw_dc, read_dc, ctx);
     err = GetLastError();
-    todo_wine ok(!ret && (err == ERROR_INVALID_HANDLE || err == 0xc0070006),
+    ok(!ret && (err == ERROR_INVALID_HANDLE || err == 0xc0070006),
             "Unexpected behavior when making context current, ret %d, last error %#x.\n", ret, err);
 
-    todo_wine ok(wglGetCurrentContext() == NULL, "Wrong current context.\n");
+    ok(wglGetCurrentContext() == NULL, "Wrong current context.\n");
 
     wglMakeCurrent(NULL, NULL);
 
@@ -1142,10 +1142,10 @@ static void test_destroy_read(HDC oldhdc)
     SetLastError(0xdeadbeef);
     ret = pwglMakeContextCurrentARB(draw_dc, read_dc, ctx);
     err = GetLastError();
-    todo_wine ok(!ret && (err == ERROR_INVALID_HANDLE || err == 0xc0070006),
+    ok(!ret && (err == ERROR_INVALID_HANDLE || err == 0xc0070006),
             "Unexpected behavior when making context current, last error %#x.\n", err);
 
-    todo_wine ok(wglGetCurrentContext() == oldctx, "Wrong current context.\n");
+    ok(wglGetCurrentContext() == oldctx, "Wrong current context.\n");
 
     ret = wglDeleteContext(ctx);
     ok(ret, "Failed to delete GL context, last error %#x.\n", GetLastError());
diff --git a/dlls/winex11.drv/opengl.c b/dlls/winex11.drv/opengl.c
index 1d2eacf..81979ae 100644
--- a/dlls/winex11.drv/opengl.c
+++ b/dlls/winex11.drv/opengl.c
@@ -1972,6 +1972,12 @@ BOOL CDECL X11DRV_wglMakeContextCurrentARB(X11DRV_PDEVICE* pDrawDev, X11DRV_PDEV
         ret = pglXMakeCurrent(gdi_display, None, NULL);
         NtCurrentTeb()->glContext = NULL;
     }
+    else if (!pDrawDev->current_pf)
+    {
+        WARN("Trying to use an invalid drawable\n");
+        SetLastError(ERROR_INVALID_HANDLE);
+        ret = FALSE;
+    }
     else
     {
         if (NULL == pglXMakeContextCurrent) {