winex11.drv: Replace an strdup() with HeapAlloc() in the OpenGL code.

dlls/winex11.drv/opengl.c

@@ -76,7 +76,7 @@ typedef struct wine_glextension {
 
 struct WineGLInfo {
     const char *glVersion;
-    const char *glExtensions;
+    char *glExtensions;
 
     int glxVersion[2];
 
@@ -274,12 +274,13 @@ MAKE_FUNCPTR(glFinish)
 MAKE_FUNCPTR(glFlush)
 #undef MAKE_FUNCPTR
 
+static BOOL infoInitialized = FALSE;
 static BOOL X11DRV_WineGL_InitOpenglInfo(void)
 {
-    static BOOL infoInitialized = FALSE;
 
     int screen = DefaultScreen(gdi_display);
     Window win = RootWindow(gdi_display, screen);
+    const char* str;
     Visual *visual;
     XVisualInfo template;
     XVisualInfo *vis;
@@ -318,7 +319,9 @@ static BOOL X11DRV_WineGL_InitOpenglInfo(void)
     }
 
     WineGLInfo.glVersion = (const char *) pglGetString(GL_VERSION);
-    WineGLInfo.glExtensions = strdup((const char *) pglGetString(GL_EXTENSIONS));
+    str = (const char *) pglGetString(GL_EXTENSIONS);
+    WineGLInfo.glExtensions = HeapAlloc(GetProcessHeap(), 0, strlen(str)+1);
+    strcpy(WineGLInfo.glExtensions, str);
 
     /* Get the common GLX version supported by GLX client and server ( major/minor) */
     pglXQueryVersion(gdi_display, &WineGLInfo.glxVersion[0], &WineGLInfo.glxVersion[1]);
@@ -352,6 +355,12 @@ static BOOL X11DRV_WineGL_InitOpenglInfo(void)
     return TRUE;
 }
 
+void X11DRV_OpenGL_Cleanup(void)
+{
+    HeapFree(GetProcessHeap(), 0, WineGLInfo.glExtensions);
+    infoInitialized = FALSE;
+}
+
 static BOOL has_opengl(void)
 {
     static int init_done;

dlls/winex11.drv/x11drv.h

@@ -226,6 +226,7 @@ extern int CDECL X11DRV_DescribePixelFormat(X11DRV_PDEVICE *physDev,
 					PIXELFORMATDESCRIPTOR *ppfd);
 extern int CDECL X11DRV_GetPixelFormat(X11DRV_PDEVICE *physDev);
 extern BOOL CDECL X11DRV_SwapBuffers(X11DRV_PDEVICE *physDev);
+extern void X11DRV_OpenGL_Cleanup(void);
 
 /* X11 driver internal functions */
 

dlls/winex11.drv/x11drv_main.c

@@ -587,6 +587,7 @@ static void process_detach(void)
 
     /* cleanup GDI */
     X11DRV_GDI_Finalize();
+    X11DRV_OpenGL_Cleanup();
 
     IME_UnregisterClasses();
     DeleteCriticalSection( &X11DRV_CritSection );