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1 // Copyright (c) 2012 The Chromium Authors. All rights reserved. | 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 | 2 // Use of this source code is governed by a BSD-style license that can be |
3 // found in the LICENSE file. | 3 // found in the LICENSE file. |
4 | 4 |
5 #ifndef BASE_LOGGING_H_ | 5 #ifndef BASE_LOGGING_H_ |
6 #define BASE_LOGGING_H_ | 6 #define BASE_LOGGING_H_ |
7 | 7 |
8 #include <stddef.h> | 8 #include <stddef.h> |
9 | 9 |
10 #include <cassert> | 10 #include <cassert> |
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289 BASE_EXPORT LogMessageHandlerFunction GetLogMessageHandler(); | 289 BASE_EXPORT LogMessageHandlerFunction GetLogMessageHandler(); |
290 | 290 |
291 typedef int LogSeverity; | 291 typedef int LogSeverity; |
292 const LogSeverity LOG_VERBOSE = -1; // This is level 1 verbosity | 292 const LogSeverity LOG_VERBOSE = -1; // This is level 1 verbosity |
293 // Note: the log severities are used to index into the array of names, | 293 // Note: the log severities are used to index into the array of names, |
294 // see log_severity_names. | 294 // see log_severity_names. |
295 const LogSeverity LOG_INFO = 0; | 295 const LogSeverity LOG_INFO = 0; |
296 const LogSeverity LOG_WARNING = 1; | 296 const LogSeverity LOG_WARNING = 1; |
297 const LogSeverity LOG_ERROR = 2; | 297 const LogSeverity LOG_ERROR = 2; |
298 const LogSeverity LOG_FATAL = 3; | 298 const LogSeverity LOG_FATAL = 3; |
299 const LogSeverity LOG_NUM_SEVERITIES = 4; | 299 const LogSeverity LOG_DUMP = 4; |
300 const LogSeverity LOG_NUM_SEVERITIES = 5; | |
Wez
2016/12/19 23:57:46
Q: Is changing the number of severities acceptable
| |
300 | 301 |
301 // LOG_DFATAL is LOG_FATAL in debug mode, ERROR in normal mode | 302 // LOG_DFATAL is LOG_FATAL in debug mode, ERROR in normal mode |
302 #ifdef NDEBUG | 303 #ifdef NDEBUG |
303 const LogSeverity LOG_DFATAL = LOG_ERROR; | 304 const LogSeverity LOG_DFATAL = LOG_ERROR; |
305 #elif defined(DCHECK_IS_DUMP_WITHOUT_CRASH) | |
306 const LogSeverity LOG_DFATAL = LOG_DUMP; | |
304 #else | 307 #else |
305 const LogSeverity LOG_DFATAL = LOG_FATAL; | 308 const LogSeverity LOG_DFATAL = LOG_FATAL; |
306 #endif | 309 #endif |
307 | 310 |
308 // A few definitions of macros that don't generate much code. These are used | 311 // A few definitions of macros that don't generate much code. These are used |
309 // by LOG() and LOG_IF, etc. Since these are used all over our code, it's | 312 // by LOG() and LOG_IF, etc. Since these are used all over our code, it's |
310 // better to have compact code for these operations. | 313 // better to have compact code for these operations. |
311 #define COMPACT_GOOGLE_LOG_EX_INFO(ClassName, ...) \ | 314 #define COMPACT_GOOGLE_LOG_EX_INFO(ClassName, ...) \ |
312 ::logging::ClassName(__FILE__, __LINE__, ::logging::LOG_INFO, ##__VA_ARGS__) | 315 ::logging::ClassName(__FILE__, __LINE__, ::logging::LOG_INFO, ##__VA_ARGS__) |
313 #define COMPACT_GOOGLE_LOG_EX_WARNING(ClassName, ...) \ | 316 #define COMPACT_GOOGLE_LOG_EX_WARNING(ClassName, ...) \ |
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686 | 689 |
687 #define DVLOG(verboselevel) DVLOG_IF(verboselevel, VLOG_IS_ON(verboselevel)) | 690 #define DVLOG(verboselevel) DVLOG_IF(verboselevel, VLOG_IS_ON(verboselevel)) |
688 | 691 |
689 #define DVPLOG(verboselevel) DVPLOG_IF(verboselevel, VLOG_IS_ON(verboselevel)) | 692 #define DVPLOG(verboselevel) DVPLOG_IF(verboselevel, VLOG_IS_ON(verboselevel)) |
690 | 693 |
691 // Definitions for DCHECK et al. | 694 // Definitions for DCHECK et al. |
692 | 695 |
693 #if DCHECK_IS_ON() | 696 #if DCHECK_IS_ON() |
694 | 697 |
695 #define COMPACT_GOOGLE_LOG_EX_DCHECK(ClassName, ...) \ | 698 #define COMPACT_GOOGLE_LOG_EX_DCHECK(ClassName, ...) \ |
696 COMPACT_GOOGLE_LOG_EX_FATAL(ClassName , ##__VA_ARGS__) | 699 COMPACT_GOOGLE_LOG_EX_DFATAL(ClassName, ##__VA_ARGS__) |
697 #define COMPACT_GOOGLE_LOG_DCHECK COMPACT_GOOGLE_LOG_FATAL | 700 #define COMPACT_GOOGLE_LOG_DCHECK COMPACT_GOOGLE_LOG_DFATAL |
698 const LogSeverity LOG_DCHECK = LOG_FATAL; | 701 const LogSeverity LOG_DCHECK = LOG_DFATAL; |
699 | 702 |
700 #else // DCHECK_IS_ON() | 703 #else // DCHECK_IS_ON() |
701 | 704 |
702 // These are just dummy values. | 705 // These are just dummy values. |
703 #define COMPACT_GOOGLE_LOG_EX_DCHECK(ClassName, ...) \ | 706 #define COMPACT_GOOGLE_LOG_EX_DCHECK(ClassName, ...) \ |
704 COMPACT_GOOGLE_LOG_EX_INFO(ClassName , ##__VA_ARGS__) | 707 COMPACT_GOOGLE_LOG_EX_INFO(ClassName , ##__VA_ARGS__) |
705 #define COMPACT_GOOGLE_LOG_DCHECK COMPACT_GOOGLE_LOG_INFO | 708 #define COMPACT_GOOGLE_LOG_DCHECK COMPACT_GOOGLE_LOG_INFO |
706 const LogSeverity LOG_DCHECK = LOG_INFO; | 709 const LogSeverity LOG_DCHECK = LOG_INFO; |
707 | 710 |
708 #endif // DCHECK_IS_ON() | 711 #endif // DCHECK_IS_ON() |
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1017 #elif NOTIMPLEMENTED_POLICY == 5 | 1020 #elif NOTIMPLEMENTED_POLICY == 5 |
1018 #define NOTIMPLEMENTED() do {\ | 1021 #define NOTIMPLEMENTED() do {\ |
1019 static bool logged_once = false;\ | 1022 static bool logged_once = false;\ |
1020 LOG_IF(ERROR, !logged_once) << NOTIMPLEMENTED_MSG;\ | 1023 LOG_IF(ERROR, !logged_once) << NOTIMPLEMENTED_MSG;\ |
1021 logged_once = true;\ | 1024 logged_once = true;\ |
1022 } while(0);\ | 1025 } while(0);\ |
1023 EAT_STREAM_PARAMETERS | 1026 EAT_STREAM_PARAMETERS |
1024 #endif | 1027 #endif |
1025 | 1028 |
1026 #endif // BASE_LOGGING_H_ | 1029 #endif // BASE_LOGGING_H_ |
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