1f74420b3285b9fe04a7e00aa3b8c0ab07ea344bcBen Murdoch/* 2f74420b3285b9fe04a7e00aa3b8c0ab07ea344bcBen Murdoch * libjingle 3f74420b3285b9fe04a7e00aa3b8c0ab07ea344bcBen Murdoch * Copyright 2004--2005, Google Inc. 4f74420b3285b9fe04a7e00aa3b8c0ab07ea344bcBen Murdoch * 5f74420b3285b9fe04a7e00aa3b8c0ab07ea344bcBen Murdoch * Redistribution and use in source and binary forms, with or without 6f74420b3285b9fe04a7e00aa3b8c0ab07ea344bcBen Murdoch * modification, are permitted provided that the following conditions are met: 7f74420b3285b9fe04a7e00aa3b8c0ab07ea344bcBen Murdoch * 8f74420b3285b9fe04a7e00aa3b8c0ab07ea344bcBen Murdoch * 1. Redistributions of source code must retain the above copyright notice, 9f74420b3285b9fe04a7e00aa3b8c0ab07ea344bcBen Murdoch * this list of conditions and the following disclaimer. 10f74420b3285b9fe04a7e00aa3b8c0ab07ea344bcBen Murdoch * 2. Redistributions in binary form must reproduce the above copyright notice, 11f74420b3285b9fe04a7e00aa3b8c0ab07ea344bcBen Murdoch * this list of conditions and the following disclaimer in the documentation 12f74420b3285b9fe04a7e00aa3b8c0ab07ea344bcBen Murdoch * and/or other materials provided with the distribution. 13f74420b3285b9fe04a7e00aa3b8c0ab07ea344bcBen Murdoch * 3. The name of the author may not be used to endorse or promote products 14f74420b3285b9fe04a7e00aa3b8c0ab07ea344bcBen Murdoch * derived from this software without specific prior written permission. 15f74420b3285b9fe04a7e00aa3b8c0ab07ea344bcBen Murdoch * 16f74420b3285b9fe04a7e00aa3b8c0ab07ea344bcBen Murdoch * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR IMPLIED 17f74420b3285b9fe04a7e00aa3b8c0ab07ea344bcBen Murdoch * WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF 18f74420b3285b9fe04a7e00aa3b8c0ab07ea344bcBen Murdoch * MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO 19f74420b3285b9fe04a7e00aa3b8c0ab07ea344bcBen Murdoch * EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, 20f74420b3285b9fe04a7e00aa3b8c0ab07ea344bcBen Murdoch * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, 21f74420b3285b9fe04a7e00aa3b8c0ab07ea344bcBen Murdoch * PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; 22f74420b3285b9fe04a7e00aa3b8c0ab07ea344bcBen Murdoch * OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, 23f74420b3285b9fe04a7e00aa3b8c0ab07ea344bcBen Murdoch * WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR 24f74420b3285b9fe04a7e00aa3b8c0ab07ea344bcBen Murdoch * OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF 25f74420b3285b9fe04a7e00aa3b8c0ab07ea344bcBen Murdoch * ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. 26f74420b3285b9fe04a7e00aa3b8c0ab07ea344bcBen Murdoch */ 27f74420b3285b9fe04a7e00aa3b8c0ab07ea344bcBen Murdoch 28f74420b3285b9fe04a7e00aa3b8c0ab07ea344bcBen Murdoch// LOG(...) an ostream target that can be used to send formatted 29f74420b3285b9fe04a7e00aa3b8c0ab07ea344bcBen Murdoch// output to a variety of logging targets, such as debugger console, stderr, 30f74420b3285b9fe04a7e00aa3b8c0ab07ea344bcBen Murdoch// file, or any StreamInterface. 313345a6884c488ff3a535c2c9acdd33d74b37e311Iain Merrick// The severity level passed as the first argument to the LOGging 32f74420b3285b9fe04a7e00aa3b8c0ab07ea344bcBen Murdoch// functions is used as a filter, to limit the verbosity of the logging. 33f74420b3285b9fe04a7e00aa3b8c0ab07ea344bcBen Murdoch// Static members of LogMessage documented below are used to control the 34f74420b3285b9fe04a7e00aa3b8c0ab07ea344bcBen Murdoch// verbosity and target of the output. 35f74420b3285b9fe04a7e00aa3b8c0ab07ea344bcBen Murdoch// There are several variations on the LOG macro which facilitate logging 36f74420b3285b9fe04a7e00aa3b8c0ab07ea344bcBen Murdoch// of common error conditions, detailed below. 37f74420b3285b9fe04a7e00aa3b8c0ab07ea344bcBen Murdoch 38f74420b3285b9fe04a7e00aa3b8c0ab07ea344bcBen Murdoch// LOG(sev) logs the given stream at severity "sev", which must be a 39f74420b3285b9fe04a7e00aa3b8c0ab07ea344bcBen Murdoch// compile-time constant of the LoggingSeverity type, without the namespace 40f74420b3285b9fe04a7e00aa3b8c0ab07ea344bcBen Murdoch// prefix. 41f74420b3285b9fe04a7e00aa3b8c0ab07ea344bcBen Murdoch// LOG_V(sev) Like LOG(), but sev is a run-time variable of the LoggingSeverity 42f74420b3285b9fe04a7e00aa3b8c0ab07ea344bcBen Murdoch// type (basically, it just doesn't prepend the namespace). 43f74420b3285b9fe04a7e00aa3b8c0ab07ea344bcBen Murdoch// LOG_F(sev) Like LOG(), but includes the name of the current function. 44f74420b3285b9fe04a7e00aa3b8c0ab07ea344bcBen Murdoch// LOG_GLE(M)(sev [, mod]) attempt to add a string description of the 45f74420b3285b9fe04a7e00aa3b8c0ab07ea344bcBen Murdoch// HRESULT returned by GetLastError. The "M" variant allows searching of a 46f74420b3285b9fe04a7e00aa3b8c0ab07ea344bcBen Murdoch// DLL's string table for the error description. 47f74420b3285b9fe04a7e00aa3b8c0ab07ea344bcBen Murdoch// LOG_ERRNO(sev) attempts to add a string description of an errno-derived 48f74420b3285b9fe04a7e00aa3b8c0ab07ea344bcBen Murdoch// error. errno and associated facilities exist on both Windows and POSIX, 49f74420b3285b9fe04a7e00aa3b8c0ab07ea344bcBen Murdoch// but on Windows they only apply to the C/C++ runtime. 50f74420b3285b9fe04a7e00aa3b8c0ab07ea344bcBen Murdoch// LOG_ERR(sev) is an alias for the platform's normal error system, i.e. _GLE on 51f74420b3285b9fe04a7e00aa3b8c0ab07ea344bcBen Murdoch// Windows and _ERRNO on POSIX. 52f74420b3285b9fe04a7e00aa3b8c0ab07ea344bcBen Murdoch// (The above three also all have _EX versions that let you specify the error 53f74420b3285b9fe04a7e00aa3b8c0ab07ea344bcBen Murdoch// code, rather than using the last one.) 54f74420b3285b9fe04a7e00aa3b8c0ab07ea344bcBen Murdoch// LOG_E(sev, ctx, err, ...) logs a detailed error interpreted using the 55f74420b3285b9fe04a7e00aa3b8c0ab07ea344bcBen Murdoch// specified context. 56f74420b3285b9fe04a7e00aa3b8c0ab07ea344bcBen Murdoch// LOG_CHECK_LEVEL(sev) (and LOG_CHECK_LEVEL_V(sev)) can be used as a test 57f74420b3285b9fe04a7e00aa3b8c0ab07ea344bcBen Murdoch// before performing expensive or sensitive operations whose sole purpose is 58f74420b3285b9fe04a7e00aa3b8c0ab07ea344bcBen Murdoch// to output logging data at the desired level. 59f74420b3285b9fe04a7e00aa3b8c0ab07ea344bcBen Murdoch// Lastly, PLOG(sev, err) is an alias for LOG_ERR_EX. 60f74420b3285b9fe04a7e00aa3b8c0ab07ea344bcBen Murdoch 61f74420b3285b9fe04a7e00aa3b8c0ab07ea344bcBen Murdoch#ifndef TALK_BASE_LOGGING_H_ 62f74420b3285b9fe04a7e00aa3b8c0ab07ea344bcBen Murdoch#define TALK_BASE_LOGGING_H_ 63f74420b3285b9fe04a7e00aa3b8c0ab07ea344bcBen Murdoch 64f74420b3285b9fe04a7e00aa3b8c0ab07ea344bcBen Murdoch#ifdef HAVE_CONFIG_H 65f74420b3285b9fe04a7e00aa3b8c0ab07ea344bcBen Murdoch#include "config.h" // NOLINT 66f74420b3285b9fe04a7e00aa3b8c0ab07ea344bcBen Murdoch#endif 67f74420b3285b9fe04a7e00aa3b8c0ab07ea344bcBen Murdoch 68f74420b3285b9fe04a7e00aa3b8c0ab07ea344bcBen Murdoch#include <list> 69f74420b3285b9fe04a7e00aa3b8c0ab07ea344bcBen Murdoch#include <sstream> 70f74420b3285b9fe04a7e00aa3b8c0ab07ea344bcBen Murdoch#include <string> 71f74420b3285b9fe04a7e00aa3b8c0ab07ea344bcBen Murdoch#include <utility> 72f74420b3285b9fe04a7e00aa3b8c0ab07ea344bcBen Murdoch#include "talk/base/basictypes.h" 73f74420b3285b9fe04a7e00aa3b8c0ab07ea344bcBen Murdoch#include "talk/base/criticalsection.h" 74f74420b3285b9fe04a7e00aa3b8c0ab07ea344bcBen Murdoch 75f74420b3285b9fe04a7e00aa3b8c0ab07ea344bcBen Murdochnamespace talk_base { 76f74420b3285b9fe04a7e00aa3b8c0ab07ea344bcBen Murdoch 77f74420b3285b9fe04a7e00aa3b8c0ab07ea344bcBen Murdochclass StreamInterface; 78f74420b3285b9fe04a7e00aa3b8c0ab07ea344bcBen Murdoch 79f74420b3285b9fe04a7e00aa3b8c0ab07ea344bcBen Murdoch/////////////////////////////////////////////////////////////////////////////// 80f74420b3285b9fe04a7e00aa3b8c0ab07ea344bcBen Murdoch// ConstantLabel can be used to easily generate string names from constant 81f74420b3285b9fe04a7e00aa3b8c0ab07ea344bcBen Murdoch// values. This can be useful for logging descriptive names of error messages. 82f74420b3285b9fe04a7e00aa3b8c0ab07ea344bcBen Murdoch// Usage: 83f74420b3285b9fe04a7e00aa3b8c0ab07ea344bcBen Murdoch// const ConstantLabel LIBRARY_ERRORS[] = { 84f74420b3285b9fe04a7e00aa3b8c0ab07ea344bcBen Murdoch// KLABEL(SOME_ERROR), 85f74420b3285b9fe04a7e00aa3b8c0ab07ea344bcBen Murdoch// KLABEL(SOME_OTHER_ERROR), 86f74420b3285b9fe04a7e00aa3b8c0ab07ea344bcBen Murdoch// ... 87f74420b3285b9fe04a7e00aa3b8c0ab07ea344bcBen Murdoch// LASTLABEL 88f74420b3285b9fe04a7e00aa3b8c0ab07ea344bcBen Murdoch// } 89f74420b3285b9fe04a7e00aa3b8c0ab07ea344bcBen Murdoch// 90f74420b3285b9fe04a7e00aa3b8c0ab07ea344bcBen Murdoch// int err = LibraryFunc(); 91f74420b3285b9fe04a7e00aa3b8c0ab07ea344bcBen Murdoch// LOG(LS_ERROR) << "LibraryFunc returned: " 92f74420b3285b9fe04a7e00aa3b8c0ab07ea344bcBen Murdoch// << ErrorName(err, LIBRARY_ERRORS); 93f74420b3285b9fe04a7e00aa3b8c0ab07ea344bcBen Murdoch 94f74420b3285b9fe04a7e00aa3b8c0ab07ea344bcBen Murdochstruct ConstantLabel { int value; const char * label; }; 95f74420b3285b9fe04a7e00aa3b8c0ab07ea344bcBen Murdoch#define KLABEL(x) { x, #x } 96f74420b3285b9fe04a7e00aa3b8c0ab07ea344bcBen Murdoch#define TLABEL(x, y) { x, y } 97f74420b3285b9fe04a7e00aa3b8c0ab07ea344bcBen Murdoch#define LASTLABEL { 0, 0 } 98f74420b3285b9fe04a7e00aa3b8c0ab07ea344bcBen Murdoch 99f74420b3285b9fe04a7e00aa3b8c0ab07ea344bcBen Murdochconst char * FindLabel(int value, const ConstantLabel entries[]); 100f74420b3285b9fe04a7e00aa3b8c0ab07ea344bcBen Murdochstd::string ErrorName(int err, const ConstantLabel* err_table); 101f74420b3285b9fe04a7e00aa3b8c0ab07ea344bcBen Murdoch 102f74420b3285b9fe04a7e00aa3b8c0ab07ea344bcBen Murdoch////////////////////////////////////////////////////////////////////// 103f74420b3285b9fe04a7e00aa3b8c0ab07ea344bcBen Murdoch 104f74420b3285b9fe04a7e00aa3b8c0ab07ea344bcBen Murdoch// Note that the non-standard LoggingSeverity aliases exist because they are 105f74420b3285b9fe04a7e00aa3b8c0ab07ea344bcBen Murdoch// still in broad use. The meanings of the levels are: 106f74420b3285b9fe04a7e00aa3b8c0ab07ea344bcBen Murdoch// LS_SENSITIVE: Information which should only be logged with the consent 107f74420b3285b9fe04a7e00aa3b8c0ab07ea344bcBen Murdoch// of the user, due to privacy concerns. 108f74420b3285b9fe04a7e00aa3b8c0ab07ea344bcBen Murdoch// LS_VERBOSE: This level is for data which we do not want to appear in the 109f74420b3285b9fe04a7e00aa3b8c0ab07ea344bcBen Murdoch// normal debug log, but should appear in diagnostic logs. 110f74420b3285b9fe04a7e00aa3b8c0ab07ea344bcBen Murdoch// LS_INFO: Chatty level used in debugging for all sorts of things, the default 111f74420b3285b9fe04a7e00aa3b8c0ab07ea344bcBen Murdoch// in debug builds. 112f74420b3285b9fe04a7e00aa3b8c0ab07ea344bcBen Murdoch// LS_WARNING: Something that may warrant investigation. 113f74420b3285b9fe04a7e00aa3b8c0ab07ea344bcBen Murdoch// LS_ERROR: Something that should not have occurred. 114f74420b3285b9fe04a7e00aa3b8c0ab07ea344bcBen Murdochenum LoggingSeverity { LS_SENSITIVE, LS_VERBOSE, LS_INFO, LS_WARNING, LS_ERROR, 115f74420b3285b9fe04a7e00aa3b8c0ab07ea344bcBen Murdoch INFO = LS_INFO, 116f74420b3285b9fe04a7e00aa3b8c0ab07ea344bcBen Murdoch WARNING = LS_WARNING, 117f74420b3285b9fe04a7e00aa3b8c0ab07ea344bcBen Murdoch LERROR = LS_ERROR }; 118f74420b3285b9fe04a7e00aa3b8c0ab07ea344bcBen Murdoch 119f74420b3285b9fe04a7e00aa3b8c0ab07ea344bcBen Murdoch// LogErrorContext assists in interpreting the meaning of an error value. 120f74420b3285b9fe04a7e00aa3b8c0ab07ea344bcBen Murdochenum LogErrorContext { 121f74420b3285b9fe04a7e00aa3b8c0ab07ea344bcBen Murdoch ERRCTX_NONE, 122f74420b3285b9fe04a7e00aa3b8c0ab07ea344bcBen Murdoch ERRCTX_ERRNO, // System-local errno 123f74420b3285b9fe04a7e00aa3b8c0ab07ea344bcBen Murdoch ERRCTX_HRESULT, // Windows HRESULT 124f74420b3285b9fe04a7e00aa3b8c0ab07ea344bcBen Murdoch ERRCTX_OSSTATUS, // MacOS OSStatus 125f74420b3285b9fe04a7e00aa3b8c0ab07ea344bcBen Murdoch 126f74420b3285b9fe04a7e00aa3b8c0ab07ea344bcBen Murdoch // Abbreviations for LOG_E macro 127f74420b3285b9fe04a7e00aa3b8c0ab07ea344bcBen Murdoch ERRCTX_EN = ERRCTX_ERRNO, // LOG_E(sev, EN, x) 128f74420b3285b9fe04a7e00aa3b8c0ab07ea344bcBen Murdoch ERRCTX_HR = ERRCTX_HRESULT, // LOG_E(sev, HR, x) 129f74420b3285b9fe04a7e00aa3b8c0ab07ea344bcBen Murdoch ERRCTX_OS = ERRCTX_OSSTATUS, // LOG_E(sev, OS, x) 130f74420b3285b9fe04a7e00aa3b8c0ab07ea344bcBen Murdoch}; 131f74420b3285b9fe04a7e00aa3b8c0ab07ea344bcBen Murdoch 132f74420b3285b9fe04a7e00aa3b8c0ab07ea344bcBen Murdochclass LogMessage { 133f74420b3285b9fe04a7e00aa3b8c0ab07ea344bcBen Murdoch public: 134f74420b3285b9fe04a7e00aa3b8c0ab07ea344bcBen Murdoch static const int NO_LOGGING; 135f74420b3285b9fe04a7e00aa3b8c0ab07ea344bcBen Murdoch 136f74420b3285b9fe04a7e00aa3b8c0ab07ea344bcBen Murdoch LogMessage(const char* file, int line, LoggingSeverity sev, 137f74420b3285b9fe04a7e00aa3b8c0ab07ea344bcBen Murdoch LogErrorContext err_ctx = ERRCTX_NONE, int err = 0, 138f74420b3285b9fe04a7e00aa3b8c0ab07ea344bcBen Murdoch const char* module = NULL); 139f74420b3285b9fe04a7e00aa3b8c0ab07ea344bcBen Murdoch ~LogMessage(); 140f74420b3285b9fe04a7e00aa3b8c0ab07ea344bcBen Murdoch 141f74420b3285b9fe04a7e00aa3b8c0ab07ea344bcBen Murdoch static inline bool Loggable(LoggingSeverity sev) { return (sev >= min_sev_); } 142f74420b3285b9fe04a7e00aa3b8c0ab07ea344bcBen Murdoch std::ostream& stream() { return print_stream_; } 143f74420b3285b9fe04a7e00aa3b8c0ab07ea344bcBen Murdoch 144f74420b3285b9fe04a7e00aa3b8c0ab07ea344bcBen Murdoch // These are attributes which apply to all logging channels 145f74420b3285b9fe04a7e00aa3b8c0ab07ea344bcBen Murdoch // LogContext: Display the file and line number of the message 146f74420b3285b9fe04a7e00aa3b8c0ab07ea344bcBen Murdoch static void LogContext(int min_sev); 147f74420b3285b9fe04a7e00aa3b8c0ab07ea344bcBen Murdoch // LogThreads: Display the thread identifier of the current thread 148f74420b3285b9fe04a7e00aa3b8c0ab07ea344bcBen Murdoch static void LogThreads(bool on = true); 149f74420b3285b9fe04a7e00aa3b8c0ab07ea344bcBen Murdoch // LogTimestamps: Display the elapsed time of the program 150f74420b3285b9fe04a7e00aa3b8c0ab07ea344bcBen Murdoch static void LogTimestamps(bool on = true); 151f74420b3285b9fe04a7e00aa3b8c0ab07ea344bcBen Murdoch 152f74420b3285b9fe04a7e00aa3b8c0ab07ea344bcBen Murdoch // Timestamps begin with program execution, but can be reset with this 153f74420b3285b9fe04a7e00aa3b8c0ab07ea344bcBen Murdoch // function for measuring the duration of an activity, or to synchronize 154f74420b3285b9fe04a7e00aa3b8c0ab07ea344bcBen Murdoch // timestamps between multiple instances. 155f74420b3285b9fe04a7e00aa3b8c0ab07ea344bcBen Murdoch static void ResetTimestamps(); 156f74420b3285b9fe04a7e00aa3b8c0ab07ea344bcBen Murdoch 157f74420b3285b9fe04a7e00aa3b8c0ab07ea344bcBen Murdoch // These are the available logging channels 158f74420b3285b9fe04a7e00aa3b8c0ab07ea344bcBen Murdoch // Debug: Debug console on Windows, otherwise stderr 159f74420b3285b9fe04a7e00aa3b8c0ab07ea344bcBen Murdoch static void LogToDebug(int min_sev); 160f74420b3285b9fe04a7e00aa3b8c0ab07ea344bcBen Murdoch static int GetLogToDebug() { return dbg_sev_; } 161f74420b3285b9fe04a7e00aa3b8c0ab07ea344bcBen Murdoch 162f74420b3285b9fe04a7e00aa3b8c0ab07ea344bcBen Murdoch // Stream: Any non-blocking stream interface. LogMessage takes ownership of 163f74420b3285b9fe04a7e00aa3b8c0ab07ea344bcBen Murdoch // the stream. Multiple streams may be specified by using AddLogToStream. 164f74420b3285b9fe04a7e00aa3b8c0ab07ea344bcBen Murdoch // LogToStream is retained for backwards compatibility; when invoked, it 165f74420b3285b9fe04a7e00aa3b8c0ab07ea344bcBen Murdoch // will discard any previously set streams and install the specified stream. 166f74420b3285b9fe04a7e00aa3b8c0ab07ea344bcBen Murdoch // GetLogToStream gets the severity for the specified stream, of if none 167f74420b3285b9fe04a7e00aa3b8c0ab07ea344bcBen Murdoch // is specified, the minimum stream severity. 168f74420b3285b9fe04a7e00aa3b8c0ab07ea344bcBen Murdoch // RemoveLogToStream removes the specified stream, without destroying it. 169f74420b3285b9fe04a7e00aa3b8c0ab07ea344bcBen Murdoch static void LogToStream(StreamInterface* stream, int min_sev); 170f74420b3285b9fe04a7e00aa3b8c0ab07ea344bcBen Murdoch static int GetLogToStream(StreamInterface* stream = NULL); 171f74420b3285b9fe04a7e00aa3b8c0ab07ea344bcBen Murdoch static void AddLogToStream(StreamInterface* stream, int min_sev); 172f74420b3285b9fe04a7e00aa3b8c0ab07ea344bcBen Murdoch static void RemoveLogToStream(StreamInterface* stream); 173f74420b3285b9fe04a7e00aa3b8c0ab07ea344bcBen Murdoch 174f74420b3285b9fe04a7e00aa3b8c0ab07ea344bcBen Murdoch // Testing against MinLogSeverity allows code to avoid potentially expensive 175f74420b3285b9fe04a7e00aa3b8c0ab07ea344bcBen Murdoch // logging operations by pre-checking the logging level. 176f74420b3285b9fe04a7e00aa3b8c0ab07ea344bcBen Murdoch static int GetMinLogSeverity() { return min_sev_; } 177f74420b3285b9fe04a7e00aa3b8c0ab07ea344bcBen Murdoch 178f74420b3285b9fe04a7e00aa3b8c0ab07ea344bcBen Murdoch static void SetDiagnosticMode(bool f) { is_diagnostic_mode_ = f; } 179f74420b3285b9fe04a7e00aa3b8c0ab07ea344bcBen Murdoch static bool IsDiagnosticMode() { return is_diagnostic_mode_; } 180f74420b3285b9fe04a7e00aa3b8c0ab07ea344bcBen Murdoch 181f74420b3285b9fe04a7e00aa3b8c0ab07ea344bcBen Murdoch // Parses the provided parameter stream to configure the options above. 182f74420b3285b9fe04a7e00aa3b8c0ab07ea344bcBen Murdoch // Useful for configuring logging from the command line. If file logging 183f74420b3285b9fe04a7e00aa3b8c0ab07ea344bcBen Murdoch // is enabled, it is output to the specified filename. 184f74420b3285b9fe04a7e00aa3b8c0ab07ea344bcBen Murdoch static void ConfigureLogging(const char* params, const char* filename); 185f74420b3285b9fe04a7e00aa3b8c0ab07ea344bcBen Murdoch 186f74420b3285b9fe04a7e00aa3b8c0ab07ea344bcBen Murdoch // Convert the string to a LS_ value; also accept numeric values. 187f74420b3285b9fe04a7e00aa3b8c0ab07ea344bcBen Murdoch static int ParseLogSeverity(const std::string& value); 188f74420b3285b9fe04a7e00aa3b8c0ab07ea344bcBen Murdoch 189f74420b3285b9fe04a7e00aa3b8c0ab07ea344bcBen Murdoch private: 190f74420b3285b9fe04a7e00aa3b8c0ab07ea344bcBen Murdoch typedef std::list<std::pair<StreamInterface*, int> > StreamList; 191f74420b3285b9fe04a7e00aa3b8c0ab07ea344bcBen Murdoch 192f74420b3285b9fe04a7e00aa3b8c0ab07ea344bcBen Murdoch // Updates min_sev_ appropriately when debug sinks change. 193f74420b3285b9fe04a7e00aa3b8c0ab07ea344bcBen Murdoch static void UpdateMinLogSeverity(); 194f74420b3285b9fe04a7e00aa3b8c0ab07ea344bcBen Murdoch 195f74420b3285b9fe04a7e00aa3b8c0ab07ea344bcBen Murdoch // These assist in formatting some parts of the debug output. 196f74420b3285b9fe04a7e00aa3b8c0ab07ea344bcBen Murdoch static const char* Describe(LoggingSeverity sev); 197f74420b3285b9fe04a7e00aa3b8c0ab07ea344bcBen Murdoch static const char* DescribeFile(const char* file); 198f74420b3285b9fe04a7e00aa3b8c0ab07ea344bcBen Murdoch 199f74420b3285b9fe04a7e00aa3b8c0ab07ea344bcBen Murdoch // These write out the actual log messages. 200f74420b3285b9fe04a7e00aa3b8c0ab07ea344bcBen Murdoch static void OutputToDebug(const std::string& msg, LoggingSeverity severity_); 201f74420b3285b9fe04a7e00aa3b8c0ab07ea344bcBen Murdoch static void OutputToStream(StreamInterface* stream, const std::string& msg); 202f74420b3285b9fe04a7e00aa3b8c0ab07ea344bcBen Murdoch 203f74420b3285b9fe04a7e00aa3b8c0ab07ea344bcBen Murdoch // The ostream that buffers the formatted message before output 204f74420b3285b9fe04a7e00aa3b8c0ab07ea344bcBen Murdoch std::ostringstream print_stream_; 205f74420b3285b9fe04a7e00aa3b8c0ab07ea344bcBen Murdoch 206f74420b3285b9fe04a7e00aa3b8c0ab07ea344bcBen Murdoch // The severity level of this message 207f74420b3285b9fe04a7e00aa3b8c0ab07ea344bcBen Murdoch LoggingSeverity severity_; 208f74420b3285b9fe04a7e00aa3b8c0ab07ea344bcBen Murdoch 209f74420b3285b9fe04a7e00aa3b8c0ab07ea344bcBen Murdoch // String data generated in the constructor, that should be appended to 210f74420b3285b9fe04a7e00aa3b8c0ab07ea344bcBen Murdoch // the message before output. 211f74420b3285b9fe04a7e00aa3b8c0ab07ea344bcBen Murdoch std::string extra_; 212f74420b3285b9fe04a7e00aa3b8c0ab07ea344bcBen Murdoch 213f74420b3285b9fe04a7e00aa3b8c0ab07ea344bcBen Murdoch // Global lock for the logging subsystem 214f74420b3285b9fe04a7e00aa3b8c0ab07ea344bcBen Murdoch static CriticalSection crit_; 215f74420b3285b9fe04a7e00aa3b8c0ab07ea344bcBen Murdoch 216f74420b3285b9fe04a7e00aa3b8c0ab07ea344bcBen Murdoch // dbg_sev_ is the thresholds for those output targets 217f74420b3285b9fe04a7e00aa3b8c0ab07ea344bcBen Murdoch // min_sev_ is the minimum (most verbose) of those levels, and is used 218f74420b3285b9fe04a7e00aa3b8c0ab07ea344bcBen Murdoch // as a short-circuit in the logging macros to identify messages that won't 219f74420b3285b9fe04a7e00aa3b8c0ab07ea344bcBen Murdoch // be logged. 220f74420b3285b9fe04a7e00aa3b8c0ab07ea344bcBen Murdoch // ctx_sev_ is the minimum level at which file context is displayed 221f74420b3285b9fe04a7e00aa3b8c0ab07ea344bcBen Murdoch static int min_sev_, dbg_sev_, ctx_sev_; 222f74420b3285b9fe04a7e00aa3b8c0ab07ea344bcBen Murdoch 223f74420b3285b9fe04a7e00aa3b8c0ab07ea344bcBen Murdoch // The output streams and their associated severities 224f74420b3285b9fe04a7e00aa3b8c0ab07ea344bcBen Murdoch static StreamList streams_; 225f74420b3285b9fe04a7e00aa3b8c0ab07ea344bcBen Murdoch 226f74420b3285b9fe04a7e00aa3b8c0ab07ea344bcBen Murdoch // Flags for formatting options 227f74420b3285b9fe04a7e00aa3b8c0ab07ea344bcBen Murdoch static bool thread_, timestamp_; 228f74420b3285b9fe04a7e00aa3b8c0ab07ea344bcBen Murdoch 229f74420b3285b9fe04a7e00aa3b8c0ab07ea344bcBen Murdoch // The timestamp at which logging started. 230f74420b3285b9fe04a7e00aa3b8c0ab07ea344bcBen Murdoch static uint32 start_; 231f74420b3285b9fe04a7e00aa3b8c0ab07ea344bcBen Murdoch 232f74420b3285b9fe04a7e00aa3b8c0ab07ea344bcBen Murdoch // are we in diagnostic mode (as defined by the app)? 233f74420b3285b9fe04a7e00aa3b8c0ab07ea344bcBen Murdoch static bool is_diagnostic_mode_; 234f74420b3285b9fe04a7e00aa3b8c0ab07ea344bcBen Murdoch 235f74420b3285b9fe04a7e00aa3b8c0ab07ea344bcBen Murdoch DISALLOW_EVIL_CONSTRUCTORS(LogMessage); 236f74420b3285b9fe04a7e00aa3b8c0ab07ea344bcBen Murdoch}; 237f74420b3285b9fe04a7e00aa3b8c0ab07ea344bcBen Murdoch 238f74420b3285b9fe04a7e00aa3b8c0ab07ea344bcBen Murdoch////////////////////////////////////////////////////////////////////// 239f74420b3285b9fe04a7e00aa3b8c0ab07ea344bcBen Murdoch// Logging Helpers 240f74420b3285b9fe04a7e00aa3b8c0ab07ea344bcBen Murdoch////////////////////////////////////////////////////////////////////// 241f74420b3285b9fe04a7e00aa3b8c0ab07ea344bcBen Murdoch 242f74420b3285b9fe04a7e00aa3b8c0ab07ea344bcBen Murdochclass LogMultilineState { 243f74420b3285b9fe04a7e00aa3b8c0ab07ea344bcBen Murdoch public: 244f74420b3285b9fe04a7e00aa3b8c0ab07ea344bcBen Murdoch size_t unprintable_count_[2]; 245f74420b3285b9fe04a7e00aa3b8c0ab07ea344bcBen Murdoch LogMultilineState() { 246f74420b3285b9fe04a7e00aa3b8c0ab07ea344bcBen Murdoch unprintable_count_[0] = unprintable_count_[1] = 0; 247f74420b3285b9fe04a7e00aa3b8c0ab07ea344bcBen Murdoch } 248f74420b3285b9fe04a7e00aa3b8c0ab07ea344bcBen Murdoch}; 249f74420b3285b9fe04a7e00aa3b8c0ab07ea344bcBen Murdoch 250f74420b3285b9fe04a7e00aa3b8c0ab07ea344bcBen Murdoch// When possible, pass optional state variable to track various data across 251f74420b3285b9fe04a7e00aa3b8c0ab07ea344bcBen Murdoch// multiple calls to LogMultiline. Otherwise, pass NULL. 252f74420b3285b9fe04a7e00aa3b8c0ab07ea344bcBen Murdochvoid LogMultiline(LoggingSeverity level, const char* label, bool input, 253f74420b3285b9fe04a7e00aa3b8c0ab07ea344bcBen Murdoch const void* data, size_t len, bool hex_mode, 254f74420b3285b9fe04a7e00aa3b8c0ab07ea344bcBen Murdoch LogMultilineState* state); 255f74420b3285b9fe04a7e00aa3b8c0ab07ea344bcBen Murdoch 256f74420b3285b9fe04a7e00aa3b8c0ab07ea344bcBen Murdoch////////////////////////////////////////////////////////////////////// 257f74420b3285b9fe04a7e00aa3b8c0ab07ea344bcBen Murdoch// Macros which automatically disable logging when LOGGING == 0 258f74420b3285b9fe04a7e00aa3b8c0ab07ea344bcBen Murdoch////////////////////////////////////////////////////////////////////// 259f74420b3285b9fe04a7e00aa3b8c0ab07ea344bcBen Murdoch 260f74420b3285b9fe04a7e00aa3b8c0ab07ea344bcBen Murdoch// If LOGGING is not explicitly defined, default to enabled in debug mode 261f74420b3285b9fe04a7e00aa3b8c0ab07ea344bcBen Murdoch#if !defined(LOGGING) 262f74420b3285b9fe04a7e00aa3b8c0ab07ea344bcBen Murdoch#if defined(_DEBUG) && !defined(NDEBUG) 263f74420b3285b9fe04a7e00aa3b8c0ab07ea344bcBen Murdoch#define LOGGING 1 264f74420b3285b9fe04a7e00aa3b8c0ab07ea344bcBen Murdoch#else 265f74420b3285b9fe04a7e00aa3b8c0ab07ea344bcBen Murdoch#define LOGGING 0 266f74420b3285b9fe04a7e00aa3b8c0ab07ea344bcBen Murdoch#endif 267f74420b3285b9fe04a7e00aa3b8c0ab07ea344bcBen Murdoch#endif // !defined(LOGGING) 268f74420b3285b9fe04a7e00aa3b8c0ab07ea344bcBen Murdoch 269f74420b3285b9fe04a7e00aa3b8c0ab07ea344bcBen Murdoch#ifndef LOG 270f74420b3285b9fe04a7e00aa3b8c0ab07ea344bcBen Murdoch#if LOGGING 271f74420b3285b9fe04a7e00aa3b8c0ab07ea344bcBen Murdoch 272f74420b3285b9fe04a7e00aa3b8c0ab07ea344bcBen Murdoch// The following non-obvious technique for implementation of a 273f74420b3285b9fe04a7e00aa3b8c0ab07ea344bcBen Murdoch// conditional log stream was stolen from google3/base/logging.h. 274f74420b3285b9fe04a7e00aa3b8c0ab07ea344bcBen Murdoch 275f74420b3285b9fe04a7e00aa3b8c0ab07ea344bcBen Murdoch// This class is used to explicitly ignore values in the conditional 276f74420b3285b9fe04a7e00aa3b8c0ab07ea344bcBen Murdoch// logging macros. This avoids compiler warnings like "value computed 277f74420b3285b9fe04a7e00aa3b8c0ab07ea344bcBen Murdoch// is not used" and "statement has no effect". 278f74420b3285b9fe04a7e00aa3b8c0ab07ea344bcBen Murdoch 279f74420b3285b9fe04a7e00aa3b8c0ab07ea344bcBen Murdochclass LogMessageVoidify { 280f74420b3285b9fe04a7e00aa3b8c0ab07ea344bcBen Murdoch public: 281f74420b3285b9fe04a7e00aa3b8c0ab07ea344bcBen Murdoch LogMessageVoidify() { } 282f74420b3285b9fe04a7e00aa3b8c0ab07ea344bcBen Murdoch // This has to be an operator with a precedence lower than << but 283f74420b3285b9fe04a7e00aa3b8c0ab07ea344bcBen Murdoch // higher than ?: 284f74420b3285b9fe04a7e00aa3b8c0ab07ea344bcBen Murdoch void operator&(std::ostream&) { } 285f74420b3285b9fe04a7e00aa3b8c0ab07ea344bcBen Murdoch}; 286f74420b3285b9fe04a7e00aa3b8c0ab07ea344bcBen Murdoch 287f74420b3285b9fe04a7e00aa3b8c0ab07ea344bcBen Murdoch#define LOG_SEVERITY_PRECONDITION(sev) \ 288f74420b3285b9fe04a7e00aa3b8c0ab07ea344bcBen Murdoch !(talk_base::LogMessage::Loggable(sev)) \ 289f74420b3285b9fe04a7e00aa3b8c0ab07ea344bcBen Murdoch ? (void) 0 \ 290f74420b3285b9fe04a7e00aa3b8c0ab07ea344bcBen Murdoch : talk_base::LogMessageVoidify() & 291f74420b3285b9fe04a7e00aa3b8c0ab07ea344bcBen Murdoch 292f74420b3285b9fe04a7e00aa3b8c0ab07ea344bcBen Murdoch#define LOG(sev) \ 293f74420b3285b9fe04a7e00aa3b8c0ab07ea344bcBen Murdoch LOG_SEVERITY_PRECONDITION(talk_base::sev) \ 294f74420b3285b9fe04a7e00aa3b8c0ab07ea344bcBen Murdoch talk_base::LogMessage(__FILE__, __LINE__, talk_base::sev).stream() 295f74420b3285b9fe04a7e00aa3b8c0ab07ea344bcBen Murdoch 296f74420b3285b9fe04a7e00aa3b8c0ab07ea344bcBen Murdoch// The _V version is for when a variable is passed in. It doesn't do the 297f74420b3285b9fe04a7e00aa3b8c0ab07ea344bcBen Murdoch// namespace concatination. 298f74420b3285b9fe04a7e00aa3b8c0ab07ea344bcBen Murdoch#define LOG_V(sev) \ 299f74420b3285b9fe04a7e00aa3b8c0ab07ea344bcBen Murdoch LOG_SEVERITY_PRECONDITION(sev) \ 300f74420b3285b9fe04a7e00aa3b8c0ab07ea344bcBen Murdoch talk_base::LogMessage(__FILE__, __LINE__, sev).stream() 301f74420b3285b9fe04a7e00aa3b8c0ab07ea344bcBen Murdoch 302f74420b3285b9fe04a7e00aa3b8c0ab07ea344bcBen Murdoch// The _F version prefixes the message with the current function name. 303f74420b3285b9fe04a7e00aa3b8c0ab07ea344bcBen Murdoch#if defined(__GNUC__) && defined(_DEBUG) 304f74420b3285b9fe04a7e00aa3b8c0ab07ea344bcBen Murdoch#define LOG_F(sev) LOG(sev) << __PRETTY_FUNCTION__ << ": " 305f74420b3285b9fe04a7e00aa3b8c0ab07ea344bcBen Murdoch#else 306f74420b3285b9fe04a7e00aa3b8c0ab07ea344bcBen Murdoch#define LOG_F(sev) LOG(sev) << __FUNCTION__ << ": " 307f74420b3285b9fe04a7e00aa3b8c0ab07ea344bcBen Murdoch#endif 308f74420b3285b9fe04a7e00aa3b8c0ab07ea344bcBen Murdoch 309f74420b3285b9fe04a7e00aa3b8c0ab07ea344bcBen Murdoch#define LOG_CHECK_LEVEL(sev) \ 310f74420b3285b9fe04a7e00aa3b8c0ab07ea344bcBen Murdoch talk_base::LogCheckLevel(talk_base::sev) 311f74420b3285b9fe04a7e00aa3b8c0ab07ea344bcBen Murdoch#define LOG_CHECK_LEVEL_V(sev) \ 312f74420b3285b9fe04a7e00aa3b8c0ab07ea344bcBen Murdoch talk_base::LogCheckLevel(sev) 313f74420b3285b9fe04a7e00aa3b8c0ab07ea344bcBen Murdochinline bool LogCheckLevel(LoggingSeverity sev) { 314f74420b3285b9fe04a7e00aa3b8c0ab07ea344bcBen Murdoch return (LogMessage::GetMinLogSeverity() <= sev); 315f74420b3285b9fe04a7e00aa3b8c0ab07ea344bcBen Murdoch} 316f74420b3285b9fe04a7e00aa3b8c0ab07ea344bcBen Murdoch 317f74420b3285b9fe04a7e00aa3b8c0ab07ea344bcBen Murdoch#define LOG_E(sev, ctx, err, ...) \ 318f74420b3285b9fe04a7e00aa3b8c0ab07ea344bcBen Murdoch LOG_SEVERITY_PRECONDITION(talk_base::sev) \ 319f74420b3285b9fe04a7e00aa3b8c0ab07ea344bcBen Murdoch talk_base::LogMessage(__FILE__, __LINE__, talk_base::sev, \ 320f74420b3285b9fe04a7e00aa3b8c0ab07ea344bcBen Murdoch talk_base::ERRCTX_ ## ctx, err , ##__VA_ARGS__) \ 321f74420b3285b9fe04a7e00aa3b8c0ab07ea344bcBen Murdoch .stream() 322f74420b3285b9fe04a7e00aa3b8c0ab07ea344bcBen Murdoch 323f74420b3285b9fe04a7e00aa3b8c0ab07ea344bcBen Murdoch#else // !LOGGING 324f74420b3285b9fe04a7e00aa3b8c0ab07ea344bcBen Murdoch 325f74420b3285b9fe04a7e00aa3b8c0ab07ea344bcBen Murdoch// Hopefully, the compiler will optimize away some of this code. 326f74420b3285b9fe04a7e00aa3b8c0ab07ea344bcBen Murdoch// Note: syntax of "1 ? (void)0 : LogMessage" was causing errors in g++, 327f74420b3285b9fe04a7e00aa3b8c0ab07ea344bcBen Murdoch// converted to "while (false)" 328f74420b3285b9fe04a7e00aa3b8c0ab07ea344bcBen Murdoch#define LOG(sev) \ 329f74420b3285b9fe04a7e00aa3b8c0ab07ea344bcBen Murdoch while (false)talk_base:: LogMessage(NULL, 0, talk_base::sev).stream() 330f74420b3285b9fe04a7e00aa3b8c0ab07ea344bcBen Murdoch#define LOG_V(sev) \ 331f74420b3285b9fe04a7e00aa3b8c0ab07ea344bcBen Murdoch while (false) talk_base::LogMessage(NULL, 0, sev).stream() 332f74420b3285b9fe04a7e00aa3b8c0ab07ea344bcBen Murdoch#define LOG_F(sev) LOG(sev) << __FUNCTION__ << ": " 333f74420b3285b9fe04a7e00aa3b8c0ab07ea344bcBen Murdoch#define LOG_CHECK_LEVEL(sev) \ 334f74420b3285b9fe04a7e00aa3b8c0ab07ea344bcBen Murdoch false 335f74420b3285b9fe04a7e00aa3b8c0ab07ea344bcBen Murdoch#define LOG_CHECK_LEVEL_V(sev) \ 336f74420b3285b9fe04a7e00aa3b8c0ab07ea344bcBen Murdoch false 337f74420b3285b9fe04a7e00aa3b8c0ab07ea344bcBen Murdoch 338f74420b3285b9fe04a7e00aa3b8c0ab07ea344bcBen Murdoch#define LOG_E(sev, ctx, err, ...) \ 339f74420b3285b9fe04a7e00aa3b8c0ab07ea344bcBen Murdoch while (false) talk_base::LogMessage(__FILE__, __LINE__, talk_base::sev, \ 340f74420b3285b9fe04a7e00aa3b8c0ab07ea344bcBen Murdoch talk_base::ERRCTX_ ## ctx, err , ##__VA_ARGS__) \ 341f74420b3285b9fe04a7e00aa3b8c0ab07ea344bcBen Murdoch .stream() 342f74420b3285b9fe04a7e00aa3b8c0ab07ea344bcBen Murdoch 343f74420b3285b9fe04a7e00aa3b8c0ab07ea344bcBen Murdoch#endif // !LOGGING 344f74420b3285b9fe04a7e00aa3b8c0ab07ea344bcBen Murdoch 345f74420b3285b9fe04a7e00aa3b8c0ab07ea344bcBen Murdoch#define LOG_ERRNO_EX(sev, err) \ 346f74420b3285b9fe04a7e00aa3b8c0ab07ea344bcBen Murdoch LOG_E(sev, ERRNO, err) 347f74420b3285b9fe04a7e00aa3b8c0ab07ea344bcBen Murdoch#define LOG_ERRNO(sev) \ 348f74420b3285b9fe04a7e00aa3b8c0ab07ea344bcBen Murdoch LOG_ERRNO_EX(sev, errno) 349f74420b3285b9fe04a7e00aa3b8c0ab07ea344bcBen Murdoch 350f74420b3285b9fe04a7e00aa3b8c0ab07ea344bcBen Murdoch#ifdef WIN32 351f74420b3285b9fe04a7e00aa3b8c0ab07ea344bcBen Murdoch#define LOG_GLE_EX(sev, err) \ 352f74420b3285b9fe04a7e00aa3b8c0ab07ea344bcBen Murdoch LOG_E(sev, HRESULT, err) 353f74420b3285b9fe04a7e00aa3b8c0ab07ea344bcBen Murdoch#define LOG_GLE(sev) \ 354f74420b3285b9fe04a7e00aa3b8c0ab07ea344bcBen Murdoch LOG_GLE_EX(sev, GetLastError()) 355f74420b3285b9fe04a7e00aa3b8c0ab07ea344bcBen Murdoch#define LOG_GLEM(sev, mod) \ 356f74420b3285b9fe04a7e00aa3b8c0ab07ea344bcBen Murdoch LOG_E(sev, HRESULT, GetLastError(), mod) 357f74420b3285b9fe04a7e00aa3b8c0ab07ea344bcBen Murdoch#define LOG_ERR_EX(sev, err) \ 358f74420b3285b9fe04a7e00aa3b8c0ab07ea344bcBen Murdoch LOG_GLE_EX(sev, err) 359f74420b3285b9fe04a7e00aa3b8c0ab07ea344bcBen Murdoch#define LOG_ERR(sev) \ 360f74420b3285b9fe04a7e00aa3b8c0ab07ea344bcBen Murdoch LOG_GLE(sev) 361f74420b3285b9fe04a7e00aa3b8c0ab07ea344bcBen Murdoch#define LAST_SYSTEM_ERROR \ 362f74420b3285b9fe04a7e00aa3b8c0ab07ea344bcBen Murdoch (::GetLastError()) 363f74420b3285b9fe04a7e00aa3b8c0ab07ea344bcBen Murdoch#elif POSIX 364f74420b3285b9fe04a7e00aa3b8c0ab07ea344bcBen Murdoch#define LOG_ERR_EX(sev, err) \ 365f74420b3285b9fe04a7e00aa3b8c0ab07ea344bcBen Murdoch LOG_ERRNO_EX(sev, err) 366f74420b3285b9fe04a7e00aa3b8c0ab07ea344bcBen Murdoch#define LOG_ERR(sev) \ 367f74420b3285b9fe04a7e00aa3b8c0ab07ea344bcBen Murdoch LOG_ERRNO(sev) 368f74420b3285b9fe04a7e00aa3b8c0ab07ea344bcBen Murdoch#define LAST_SYSTEM_ERROR \ 369f74420b3285b9fe04a7e00aa3b8c0ab07ea344bcBen Murdoch (errno) 370f74420b3285b9fe04a7e00aa3b8c0ab07ea344bcBen Murdoch#endif // WIN32 371f74420b3285b9fe04a7e00aa3b8c0ab07ea344bcBen Murdoch 372f74420b3285b9fe04a7e00aa3b8c0ab07ea344bcBen Murdoch#define PLOG(sev, err) \ 373f74420b3285b9fe04a7e00aa3b8c0ab07ea344bcBen Murdoch LOG_ERR_EX(sev, err) 374f74420b3285b9fe04a7e00aa3b8c0ab07ea344bcBen Murdoch 375f74420b3285b9fe04a7e00aa3b8c0ab07ea344bcBen Murdoch// TODO(?): Add an "assert" wrapper that logs in the same manner. 376f74420b3285b9fe04a7e00aa3b8c0ab07ea344bcBen Murdoch 377f74420b3285b9fe04a7e00aa3b8c0ab07ea344bcBen Murdoch#endif // LOG 378f74420b3285b9fe04a7e00aa3b8c0ab07ea344bcBen Murdoch 379f74420b3285b9fe04a7e00aa3b8c0ab07ea344bcBen Murdoch} // namespace talk_base 380f74420b3285b9fe04a7e00aa3b8c0ab07ea344bcBen Murdoch 381f74420b3285b9fe04a7e00aa3b8c0ab07ea344bcBen Murdoch#endif // TALK_BASE_LOGGING_H_ 382