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| 1 // Copyright (c) 2010 The Chromium Authors. All rights reserved. |
| 2 // Use of this source code is governed by a BSD-style license that can be |
| 3 // found in the LICENSE file. |
| 4 |
| 5 #include "base/debug/profiler.h" |
| 6 |
| 7 #include <string> |
| 8 |
| 9 #include "base/process_util.h" |
| 10 #include "base/string_util.h" |
| 11 |
| 12 #if defined(ENABLE_PROFILING) && !defined(NO_TCMALLOC) |
| 13 #include "third_party/tcmalloc/chromium/src/google/profiler.h" |
| 14 #endif |
| 15 |
| 16 namespace base { |
| 17 namespace debug { |
| 18 |
| 19 #if defined(ENABLE_PROFILING) && !defined(NO_TCMALLOC) |
| 20 |
| 21 static int profile_count = 0; |
| 22 |
| 23 void StartProfiling(const std::string& name) { |
| 24 ++profile_count; |
| 25 std::string full_name(name); |
| 26 std::string pid = StringPrintf("%d", GetCurrentProcId()); |
| 27 std::string count = StringPrintf("%d", profile_count); |
| 28 ReplaceSubstringsAfterOffset(&full_name, 0, "{pid}", pid.c_str()); |
| 29 ReplaceSubstringsAfterOffset(&full_name, 0, "{count}", count); |
| 30 ProfilerStart(full_name.c_str()); |
| 31 } |
| 32 |
| 33 void StopProfiling() { |
| 34 ProfilerFlush(); |
| 35 ProfilerStop(); |
| 36 } |
| 37 |
| 38 void FlushProfiling() { |
| 39 ProfilerFlush(); |
| 40 } |
| 41 |
| 42 bool BeingProfiled() { |
| 43 return ProfilingIsEnabledForAllThreads(); |
| 44 } |
| 45 |
| 46 #else |
| 47 |
| 48 void StartProfiling(const std::string& name) { |
| 49 } |
| 50 |
| 51 void StopProfiling() { |
| 52 } |
| 53 |
| 54 void FlushProfiling() { |
| 55 } |
| 56 |
| 57 bool BeingProfiled() { |
| 58 return false; |
| 59 } |
| 60 |
| 61 #endif |
| 62 |
| 63 } // namespace debug |
| 64 } // namespace base |
| 65 |
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