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1 // Copyright (c) 2011 The Chromium Authors. All rights reserved. | 1 // Copyright (c) 2011 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 "chrome/common/profiling.h" | 5 #include "chrome/common/profiling.h" |
6 | 6 |
7 #include "base/at_exit.h" | 7 #include "base/at_exit.h" |
8 #include "base/bind.h" | 8 #include "base/bind.h" |
9 #include "base/command_line.h" | 9 #include "base/command_line.h" |
10 #include "base/debug/profiler.h" | 10 #include "base/debug/profiler.h" |
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47 std::string profiling_flush = | 47 std::string profiling_flush = |
48 command_line.GetSwitchValueASCII(switches::kProfilingFlush); | 48 command_line.GetSwitchValueASCII(switches::kProfilingFlush); |
49 if (!profiling_flush.empty()) { | 49 if (!profiling_flush.empty()) { |
50 flush_seconds = atoi(profiling_flush.c_str()); | 50 flush_seconds = atoi(profiling_flush.c_str()); |
51 DCHECK(flush_seconds > 0); | 51 DCHECK(flush_seconds > 0); |
52 } else { | 52 } else { |
53 flush_seconds = kProfilingFlushSeconds; | 53 flush_seconds = kProfilingFlushSeconds; |
54 } | 54 } |
55 } | 55 } |
56 thread->message_loop()->PostDelayedTask( | 56 thread->message_loop()->PostDelayedTask( |
57 FROM_HERE, base::Bind(FlushProfilingData, thread), flush_seconds * 1000); | 57 FROM_HERE, base::Bind(&FlushProfilingData, thread), flush_seconds * 1000); |
58 } | 58 } |
59 | 59 |
60 class ProfilingThreadControl { | 60 class ProfilingThreadControl { |
61 public: | 61 public: |
62 ProfilingThreadControl() {} | 62 ProfilingThreadControl() {} |
63 | 63 |
64 void Start() { | 64 void Start() { |
65 base::AutoLock locked(lock_); | 65 base::AutoLock locked(lock_); |
66 | 66 |
67 if (thread_ && thread_->IsRunning()) | 67 if (thread_ && thread_->IsRunning()) |
68 return; | 68 return; |
69 thread_ = new base::Thread("Profiling_Flush"); | 69 thread_ = new base::Thread("Profiling_Flush"); |
70 thread_->Start(); | 70 thread_->Start(); |
71 thread_->message_loop()->PostTask( | 71 thread_->message_loop()->PostTask( |
72 FROM_HERE, base::Bind(FlushProfilingData, thread_)); | 72 FROM_HERE, base::Bind(&FlushProfilingData, thread_)); |
73 } | 73 } |
74 | 74 |
75 void Stop() { | 75 void Stop() { |
76 base::AutoLock locked(lock_); | 76 base::AutoLock locked(lock_); |
77 | 77 |
78 if (!thread_ || !thread_->IsRunning()) | 78 if (!thread_ || !thread_->IsRunning()) |
79 return; | 79 return; |
80 thread_->Stop(); | 80 thread_->Stop(); |
81 delete thread_; | 81 delete thread_; |
82 thread_ = NULL; | 82 thread_ = NULL; |
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132 return base::debug::BeingProfiled(); | 132 return base::debug::BeingProfiled(); |
133 } | 133 } |
134 | 134 |
135 // static | 135 // static |
136 void Profiling::Toggle() { | 136 void Profiling::Toggle() { |
137 if (BeingProfiled()) | 137 if (BeingProfiled()) |
138 Stop(); | 138 Stop(); |
139 else | 139 else |
140 Start(); | 140 Start(); |
141 } | 141 } |
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