1// Copyright (c) 2012 The Chromium Authors. All rights reserved. 2// Use of this source code is governed by a BSD-style license that can be 3// found in the LICENSE file. 4 5#ifndef CHROME_GPU_X_UTIL_H_ 6#define CHROME_GPU_X_UTIL_H_ 7 8// Some X-Windows specific stuff. This can be included on any platform, and will 9// be a NOP on non-Linux ones. 10 11#include "build/build_config.h" 12#include "content/common/gpu/gpu_config.h" 13 14#if defined(USE_X11) 15 16namespace content { 17 18// Forward declares ------------------------------------------------------------ 19// 20// X Windows headers do a lot of evil stuff, like "#define Status int" which 21// will cause many problems when combined with our other header files (like 22// ones that define a class local enum called "Status." 23// 24// These definitions are not Kosher, but allow us to remove this dependency and 25// actually compile X at all. 26 27typedef unsigned long XID; 28 29extern "C" { 30 31typedef struct _XDisplay Display; 32typedef struct __GLXcontextRec *GLXContext; 33 34} // extern "C" 35 36// Utils ----------------------------------------------------------------------- 37 38// scoped_ptr functor for XFree(). Use as follows: 39// scoped_ptr_mallox<XVisualInfo, ScopedPtrXFree> foo(...); 40// where "XVisualInfo" is any X type that is freed with XFree. 41class ScopedPtrXFree { 42 public: 43 void operator()(void* x) const; 44}; 45 46} // namespace content 47 48#endif // USE_X11 49 50#endif // CHROME_GPU_X_UTIL_H_ 51