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Side by Side Diff: base/trace_event.cc

Issue 17041: \r cleanup (Closed)
Patch Set: dropped json changes Created 11 years, 11 months ago
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1 // Copyright (c) 2006-2008 The Chromium Authors. All rights reserved. 1 // Copyright (c) 2006-2008 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 #include "base/trace_event.h" 5 #include "base/trace_event.h"
6 6
7 #include "base/file_path.h" 7 #include "base/file_path.h"
8 #include "base/file_util.h" 8 #include "base/file_util.h"
9 #include "base/path_service.h" 9 #include "base/path_service.h"
10 #include "base/platform_thread.h" 10 #include "base/platform_thread.h"
(...skipping 33 matching lines...) Expand 10 before | Expand all | Expand 10 after
44 bool TraceLog::StartTracing() { 44 bool TraceLog::StartTracing() {
45 TraceLog* trace = Singleton<TraceLog>::get(); 45 TraceLog* trace = Singleton<TraceLog>::get();
46 return trace->Start(); 46 return trace->Start();
47 } 47 }
48 48
49 bool TraceLog::Start() { 49 bool TraceLog::Start() {
50 if (enabled_) 50 if (enabled_)
51 return true; 51 return true;
52 enabled_ = OpenLogFile(); 52 enabled_ = OpenLogFile();
53 if (enabled_) { 53 if (enabled_) {
54 Log("var raw_trace_events = [\r\n"); 54 Log("var raw_trace_events = [\n");
55 trace_start_time_ = TimeTicks::Now(); 55 trace_start_time_ = TimeTicks::Now();
56 timer_.Start(TimeDelta::FromMilliseconds(250), this, &TraceLog::Heartbeat); 56 timer_.Start(TimeDelta::FromMilliseconds(250), this, &TraceLog::Heartbeat);
57 } 57 }
58 return enabled_; 58 return enabled_;
59 } 59 }
60 60
61 // static 61 // static
62 void TraceLog::StopTracing() { 62 void TraceLog::StopTracing() {
63 TraceLog* trace = Singleton<TraceLog>::get(); 63 TraceLog* trace = Singleton<TraceLog>::get();
64 return trace->Stop(); 64 return trace->Stop();
65 } 65 }
66 66
67 void TraceLog::Stop() { 67 void TraceLog::Stop() {
68 if (enabled_) { 68 if (enabled_) {
69 enabled_ = false; 69 enabled_ = false;
70 Log("];\r\n"); 70 Log("];\n");
71 CloseLogFile(); 71 CloseLogFile();
72 timer_.Stop(); 72 timer_.Stop();
73 } 73 }
74 } 74 }
75 75
76 void TraceLog::Heartbeat() { 76 void TraceLog::Heartbeat() {
77 std::string cpu = StringPrintf("%d", process_metrics_->GetCPUUsage()); 77 std::string cpu = StringPrintf("%d", process_metrics_->GetCPUUsage());
78 TRACE_EVENT_INSTANT("heartbeat.cpu", 0, cpu); 78 TRACE_EVENT_INSTANT("heartbeat.cpu", 0, cpu);
79 } 79 }
80 80
(...skipping 44 matching lines...) Expand 10 before | Expand all | Expand 10 after
125 #ifdef USE_UNRELIABLE_NOW 125 #ifdef USE_UNRELIABLE_NOW
126 TimeTicks tick = TimeTicks::HighResNow(); 126 TimeTicks tick = TimeTicks::HighResNow();
127 #else 127 #else
128 TimeTicks tick = TimeTicks::Now(); 128 TimeTicks tick = TimeTicks::Now();
129 #endif 129 #endif
130 TimeDelta delta = tick - trace_start_time_; 130 TimeDelta delta = tick - trace_start_time_;
131 int64 usec = delta.InMicroseconds(); 131 int64 usec = delta.InMicroseconds();
132 std::string msg = 132 std::string msg =
133 StringPrintf("{'pid':'0x%lx', 'tid':'0x%lx', 'type':'%s', " 133 StringPrintf("{'pid':'0x%lx', 'tid':'0x%lx', 'type':'%s', "
134 "'name':'%s', 'id':'0x%lx', 'extra':'%s', 'file':'%s', " 134 "'name':'%s', 'id':'0x%lx', 'extra':'%s', 'file':'%s', "
135 "'line_number':'%d', 'usec_begin': %I64d},\r\n", 135 "'line_number':'%d', 'usec_begin': %I64d},\n",
136 base::GetCurrentProcId(), 136 base::GetCurrentProcId(),
137 PlatformThread::CurrentId(), 137 PlatformThread::CurrentId(),
138 kEventTypeNames[type], 138 kEventTypeNames[type],
139 name.c_str(), 139 name.c_str(),
140 id, 140 id,
141 extra.c_str(), 141 extra.c_str(),
142 file, 142 file,
143 line, 143 line,
144 usec); 144 usec);
145 145
146 Log(msg); 146 Log(msg);
147 } 147 }
148 148
149 void TraceLog::Log(const std::string& msg) { 149 void TraceLog::Log(const std::string& msg) {
150 AutoLock lock(file_lock_); 150 AutoLock lock(file_lock_);
151 151
152 fprintf(log_file_, "%s", msg.c_str()); 152 fprintf(log_file_, "%s", msg.c_str());
153 } 153 }
154 154
155 } // namespace base 155 } // namespace base
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