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1 // Copyright 2014 The Chromium Authors. All rights reserved. | 1 // Copyright 2014 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_MAC_MACH_LOGGING_H_ | 5 #ifndef BASE_MAC_MACH_LOGGING_H_ |
6 #define BASE_MAC_MACH_LOGGING_H_ | 6 #define BASE_MAC_MACH_LOGGING_H_ |
7 | 7 |
8 #include <mach/mach.h> | 8 #include <mach/mach.h> |
9 | 9 |
10 #include "base/base_export.h" | |
11 #include "base/basictypes.h" | 10 #include "base/basictypes.h" |
12 #include "base/logging.h" | 11 #include "base/logging.h" |
13 | 12 |
14 // Use the MACH_LOG family of macros along with a mach_error_t (kern_return_t) | 13 // Use the MACH_LOG family of macros along with a mach_error_t (kern_return_t) |
15 // containing a Mach error. The error value will be decoded so that logged | 14 // containing a Mach error. The error value will be decoded so that logged |
16 // messages explain the error. | 15 // messages explain the error. |
17 // | 16 // |
18 // Use the BOOTSTRAP_LOG family of macros specifically for errors that occur | 17 // Use the BOOTSTRAP_LOG family of macros specifically for errors that occur |
19 // while interoperating with the bootstrap subsystem. These errors will first | 18 // while interoperating with the bootstrap subsystem. These errors will first |
20 // be looked up as bootstrap error messages. If no match is found, they will | 19 // be looked up as bootstrap error messages. If no match is found, they will |
21 // be treated as generic Mach errors, as in MACH_LOG. | 20 // be treated as generic Mach errors, as in MACH_LOG. |
22 // | 21 // |
23 // Examples: | 22 // Examples: |
24 // | 23 // |
25 // kern_return_t kr = mach_timebase_info(&info); | 24 // kern_return_t kr = mach_timebase_info(&info); |
26 // if (kr != KERN_SUCCESS) { | 25 // if (kr != KERN_SUCCESS) { |
27 // MACH_LOG(ERROR, kr) << "mach_timebase_info"; | 26 // MACH_LOG(ERROR, kr) << "mach_timebase_info"; |
28 // } | 27 // } |
29 // | 28 // |
30 // kr = mach_vm_deallocate(task, address, size); | 29 // kr = mach_vm_deallocate(task, address, size); |
31 // MACH_DCHECK(kr == KERN_SUCCESS, kr) << "mach_vm_deallocate"; | 30 // MACH_DCHECK(kr == KERN_SUCCESS, kr) << "mach_vm_deallocate"; |
32 | 31 |
33 namespace logging { | 32 namespace logging { |
34 | 33 |
35 class BASE_EXPORT MachLogMessage : public logging::LogMessage { | 34 class MachLogMessage : public logging::LogMessage { |
36 public: | 35 public: |
37 MachLogMessage(const char* file_path, | 36 MachLogMessage(const char* file_path, |
38 int line, | 37 int line, |
39 LogSeverity severity, | 38 LogSeverity severity, |
40 mach_error_t mach_err); | 39 mach_error_t mach_err); |
41 ~MachLogMessage(); | 40 ~MachLogMessage(); |
42 | 41 |
43 private: | 42 private: |
44 mach_error_t mach_err_; | 43 mach_error_t mach_err_; |
45 | 44 |
46 DISALLOW_COPY_AND_ASSIGN(MachLogMessage); | 45 DISALLOW_COPY_AND_ASSIGN(MachLogMessage); |
47 }; | 46 }; |
48 | 47 |
49 class BASE_EXPORT BootstrapLogMessage : public logging::LogMessage { | 48 class BootstrapLogMessage : public logging::LogMessage { |
50 public: | 49 public: |
51 BootstrapLogMessage(const char* file_path, | 50 BootstrapLogMessage(const char* file_path, |
52 int line, | 51 int line, |
53 LogSeverity severity, | 52 LogSeverity severity, |
54 kern_return_t bootstrap_err); | 53 kern_return_t bootstrap_err); |
55 ~BootstrapLogMessage(); | 54 ~BootstrapLogMessage(); |
56 | 55 |
57 private: | 56 private: |
58 kern_return_t bootstrap_err_; | 57 kern_return_t bootstrap_err_; |
59 | 58 |
60 DISALLOW_COPY_AND_ASSIGN(BootstrapLogMessage); | 59 DISALLOW_COPY_AND_ASSIGN(BootstrapLogMessage); |
61 }; | 60 }; |
62 | 61 |
63 } // namespace logging | 62 } // namespace logging |
64 | 63 |
65 #if defined(NDEBUG) | |
66 #define MACH_DVLOG_IS_ON(verbose_level) 0 | |
67 #else | |
68 #define MACH_DVLOG_IS_ON(verbose_level) VLOG_IS_ON(verbose_level) | |
69 #endif | |
70 | |
71 #define MACH_LOG_STREAM(severity, mach_err) \ | 64 #define MACH_LOG_STREAM(severity, mach_err) \ |
72 COMPACT_GOOGLE_LOG_EX_ ## severity(MachLogMessage, mach_err).stream() | 65 COMPACT_GOOGLE_LOG_EX_ ## severity(MachLogMessage, mach_err).stream() |
73 #define MACH_VLOG_STREAM(verbose_level, mach_err) \ | 66 #define MACH_VLOG_STREAM(verbose_level, mach_err) \ |
74 logging::MachLogMessage(__FILE__, __LINE__, \ | 67 logging::MachLogMessage(__FILE__, __LINE__, \ |
75 -verbose_level, mach_err).stream() | 68 -verbose_level, mach_err).stream() |
76 | 69 |
77 #define MACH_LOG(severity, mach_err) \ | 70 #define MACH_LOG(severity, mach_err) \ |
78 LAZY_STREAM(MACH_LOG_STREAM(severity, mach_err), LOG_IS_ON(severity)) | 71 LAZY_STREAM(MACH_LOG_STREAM(severity, mach_err), LOG_IS_ON(severity)) |
79 #define MACH_LOG_IF(severity, condition, mach_err) \ | 72 #define MACH_LOG_IF(severity, condition, mach_err) \ |
80 LAZY_STREAM(MACH_LOG_STREAM(severity, mach_err), \ | 73 LAZY_STREAM(MACH_LOG_STREAM(severity, mach_err), \ |
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92 << "Check failed: " # condition << ". " | 85 << "Check failed: " # condition << ". " |
93 | 86 |
94 #define MACH_DLOG(severity, mach_err) \ | 87 #define MACH_DLOG(severity, mach_err) \ |
95 LAZY_STREAM(MACH_LOG_STREAM(severity, mach_err), DLOG_IS_ON(severity)) | 88 LAZY_STREAM(MACH_LOG_STREAM(severity, mach_err), DLOG_IS_ON(severity)) |
96 #define MACH_DLOG_IF(severity, condition, mach_err) \ | 89 #define MACH_DLOG_IF(severity, condition, mach_err) \ |
97 LAZY_STREAM(MACH_LOG_STREAM(severity, mach_err), \ | 90 LAZY_STREAM(MACH_LOG_STREAM(severity, mach_err), \ |
98 DLOG_IS_ON(severity) && (condition)) | 91 DLOG_IS_ON(severity) && (condition)) |
99 | 92 |
100 #define MACH_DVLOG(verbose_level, mach_err) \ | 93 #define MACH_DVLOG(verbose_level, mach_err) \ |
101 LAZY_STREAM(MACH_VLOG_STREAM(verbose_level, mach_err), \ | 94 LAZY_STREAM(MACH_VLOG_STREAM(verbose_level, mach_err), \ |
102 MACH_DVLOG_IS_ON(verbose_level)) | 95 DVLOG_IS_ON(verbose_level)) |
103 #define MACH_DVLOG_IF(verbose_level, condition, mach_err) \ | 96 #define MACH_DVLOG_IF(verbose_level, condition, mach_err) \ |
104 LAZY_STREAM(MACH_VLOG_STREAM(verbose_level, mach_err), \ | 97 LAZY_STREAM(MACH_VLOG_STREAM(verbose_level, mach_err) \ |
105 MACH_DVLOG_IS_ON(verbose_level) && (condition)) | 98 DVLOG_IS_ON(verbose_level) && (condition)) |
106 | 99 |
107 #define MACH_DCHECK(condition, mach_err) \ | 100 #define MACH_DCHECK(condition, mach_err) \ |
108 LAZY_STREAM(MACH_LOG_STREAM(FATAL, mach_err), \ | 101 LAZY_STREAM(MACH_LOG_STREAM(FATAL, mach_err), \ |
109 DCHECK_IS_ON && !(condition)) \ | 102 DCHECK_IS_ON && !(condition)) \ |
110 << "Check failed: " # condition << ". " | 103 << "Check failed: " # condition << ". " |
111 | 104 |
112 #define BOOTSTRAP_DVLOG_IS_ON MACH_DVLOG_IS_ON | |
113 | |
114 #define BOOTSTRAP_LOG_STREAM(severity, bootstrap_err) \ | 105 #define BOOTSTRAP_LOG_STREAM(severity, bootstrap_err) \ |
115 COMPACT_GOOGLE_LOG_EX_ ## severity(BootstrapLogMessage, \ | 106 COMPACT_GOOGLE_LOG_EX_ ## severity(BootstrapLogMessage, \ |
116 bootstrap_err).stream() | 107 bootstrap_err).stream() |
117 #define BOOTSTRAP_VLOG_STREAM(verbose_level, bootstrap_err) \ | 108 #define BOOTSTRAP_VLOG_STREAM(verbose_level, bootstrap_err) \ |
118 logging::BootstrapLogMessage(__FILE__, __LINE__, \ | 109 logging::BootstrapLogMessage(__FILE__, __LINE__, \ |
119 -verbose_level, bootstrap_err).stream() | 110 -verbose_level, bootstrap_err).stream() |
120 | 111 |
121 #define BOOTSTRAP_LOG(severity, bootstrap_err) \ | 112 #define BOOTSTRAP_LOG(severity, bootstrap_err) \ |
122 LAZY_STREAM(BOOTSTRAP_LOG_STREAM(severity, \ | 113 LAZY_STREAM(BOOTSTRAP_LOG_STREAM(severity, \ |
123 bootstrap_err), LOG_IS_ON(severity)) | 114 bootstrap_err), LOG_IS_ON(severity)) |
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138 | 129 |
139 #define BOOTSTRAP_DLOG(severity, bootstrap_err) \ | 130 #define BOOTSTRAP_DLOG(severity, bootstrap_err) \ |
140 LAZY_STREAM(BOOTSTRAP_LOG_STREAM(severity, bootstrap_err), \ | 131 LAZY_STREAM(BOOTSTRAP_LOG_STREAM(severity, bootstrap_err), \ |
141 DLOG_IS_ON(severity)) | 132 DLOG_IS_ON(severity)) |
142 #define BOOTSTRAP_DLOG_IF(severity, condition, bootstrap_err) \ | 133 #define BOOTSTRAP_DLOG_IF(severity, condition, bootstrap_err) \ |
143 LAZY_STREAM(BOOTSTRAP_LOG_STREAM(severity, bootstrap_err), \ | 134 LAZY_STREAM(BOOTSTRAP_LOG_STREAM(severity, bootstrap_err), \ |
144 DLOG_IS_ON(severity) && (condition)) | 135 DLOG_IS_ON(severity) && (condition)) |
145 | 136 |
146 #define BOOTSTRAP_DVLOG(verbose_level, bootstrap_err) \ | 137 #define BOOTSTRAP_DVLOG(verbose_level, bootstrap_err) \ |
147 LAZY_STREAM(BOOTSTRAP_VLOG_STREAM(verbose_level, bootstrap_err), \ | 138 LAZY_STREAM(BOOTSTRAP_VLOG_STREAM(verbose_level, bootstrap_err), \ |
148 BOOTSTRAP_DVLOG_IS_ON(verbose_level)) | 139 DVLOG_IS_ON(verbose_level)) |
149 #define BOOTSTRAP_DVLOG_IF(verbose_level, condition, bootstrap_err) \ | 140 #define BOOTSTRAP_DVLOG_IF(verbose_level, condition, bootstrap_err) \ |
150 LAZY_STREAM(BOOTSTRAP_VLOG_STREAM(verbose_level, bootstrap_err), \ | 141 LAZY_STREAM(BOOTSTRAP_VLOG_STREAM(verbose_level, bootstrap_err) \ |
151 BOOTSTRAP_DVLOG_IS_ON(verbose_level) && (condition)) | 142 DVLOG_IS_ON(verbose_level) && (condition)) |
152 | 143 |
153 #define BOOTSTRAP_DCHECK(condition, bootstrap_err) \ | 144 #define BOOTSTRAP_DCHECK(condition, bootstrap_err) \ |
154 LAZY_STREAM(BOOTSTRAP_LOG_STREAM(FATAL, bootstrap_err), \ | 145 LAZY_STREAM(BOOTSTRAP_LOG_STREAM(FATAL, bootstrap_err), \ |
155 DCHECK_IS_ON && !(condition)) \ | 146 DCHECK_IS_ON && !(condition)) \ |
156 << "Check failed: " # condition << ". " | 147 << "Check failed: " # condition << ". " |
157 | 148 |
158 #endif // BASE_MAC_MACH_LOGGING_H_ | 149 #endif // BASE_MAC_MACH_LOGGING_H_ |
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