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| 1 // vim:set ts=4 sw=4 sts=4 cin et: | |
| 2 // | |
| 3 // Copyright (c) 2006-2008 The Chromium Authors. All rights reserved. | |
| 4 // Use of this source code is governed by a BSD-style license that can be | |
| 5 // found in the LICENSE file. | |
| 6 // | |
| 7 // This file defines a simple printf-style logging function that writes to the | |
| 8 // debug console in visual studio. To enable logging, define LOG_ENABLE before | |
| 9 // including this header file. | |
| 10 // | |
| 11 // Usage: | |
| 12 // | |
| 13 // { | |
| 14 // LOG(("foo bar: %d", blah())); | |
| 15 // ... | |
| 16 // } | |
| 17 // | |
| 18 // Parameters are only evaluated in debug builds. | |
| 19 // | |
| 20 #ifndef LogWin_h | |
| 21 #define LogWin_h | |
| 22 #undef LOG | |
| 23 | |
| 24 #if defined(LOG_ENABLE) && !defined(NDEBUG) | |
| 25 namespace WebCore { | |
| 26 class LogPrintf { | |
| 27 public: | |
| 28 LogPrintf(const char* f, int l) : m_file(f), m_line(l) {} | |
| 29 void __cdecl operator()(const char* format, ...); | |
| 30 private: | |
| 31 const char* m_file; | |
| 32 int m_line; | |
| 33 }; | |
| 34 } | |
| 35 #define LOG(args) WebCore::LogPrintf(__FILE__, __LINE__) args | |
| 36 #else | |
| 37 #define LOG(args) | |
| 38 #endif | |
| 39 | |
| 40 // Log a console message if a function is not implemented. | |
| 41 #ifndef notImplemented | |
| 42 #define notImplemented() do { \ | |
| 43 LOG(("FIXME: UNIMPLEMENTED %s()\n", __FUNCTION__)); \ | |
| 44 } while (0) | |
| 45 #endif | |
| 46 | |
| 47 #endif | |
| 48 | |
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