| OLD | NEW |
| 1 /* | 1 /* |
| 2 * Copyright (C) 2008 Apple Inc. All rights reserved. | 2 * Copyright (C) 2008 Apple Inc. All rights reserved. |
| 3 * | 3 * |
| 4 * This library is free software; you can redistribute it and/or | 4 * This library is free software; you can redistribute it and/or |
| 5 * modify it under the terms of the GNU Library General Public | 5 * modify it under the terms of the GNU Library General Public |
| 6 * License as published by the Free Software Foundation; either | 6 * License as published by the Free Software Foundation; either |
| 7 * version 2 of the License, or (at your option) any later version. | 7 * version 2 of the License, or (at your option) any later version. |
| 8 * | 8 * |
| 9 * This library is distributed in the hope that it will be useful, | 9 * This library is distributed in the hope that it will be useful, |
| 10 * but WITHOUT ANY WARRANTY; without even the implied warranty of | 10 * but WITHOUT ANY WARRANTY; without even the implied warranty of |
| 11 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU | 11 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU |
| 12 * Library General Public License for more details. | 12 * Library General Public License for more details. |
| 13 * | 13 * |
| 14 * You should have received a copy of the GNU Library General Public License | 14 * You should have received a copy of the GNU Library General Public License |
| 15 * along with this library; see the file COPYING.LIB. If not, write to | 15 * along with this library; see the file COPYING.LIB. If not, write to |
| 16 * the Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor, | 16 * the Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor, |
| 17 * Boston, MA 02110-1301, USA. | 17 * Boston, MA 02110-1301, USA. |
| 18 * | 18 * |
| 19 */ | 19 */ |
| 20 | 20 |
| 21 #include "config.h" | 21 #include "config.h" |
| 22 #include "RefCountedLeakCounter.h" | 22 #include "RefCountedLeakCounter.h" |
| 23 #include "wtf/Assertions.h" | 23 #include "wtf/Assertions.h" |
| 24 | 24 |
| 25 #if ENABLE(ASSERT) | 25 #if ENABLE(ASSERT) |
| 26 #include "wtf/Atomics.h" | 26 #include "wtf/Atomics.h" |
| 27 #include "wtf/HashCountedSet.h" | |
| 28 #endif | 27 #endif |
| 29 | 28 |
| 30 namespace WTF { | 29 namespace WTF { |
| 31 | 30 |
| 32 #if !ENABLE(ASSERT) | 31 #if !ENABLE(ASSERT) |
| 33 | 32 |
| 34 void RefCountedLeakCounter::suppressMessages(const char*) { } | |
| 35 void RefCountedLeakCounter::cancelMessageSuppression(const char*) { } | |
| 36 | |
| 37 RefCountedLeakCounter::RefCountedLeakCounter(const char*) { } | 33 RefCountedLeakCounter::RefCountedLeakCounter(const char*) { } |
| 38 RefCountedLeakCounter::~RefCountedLeakCounter() { } | 34 RefCountedLeakCounter::~RefCountedLeakCounter() { } |
| 39 | 35 |
| 40 void RefCountedLeakCounter::increment() { } | 36 void RefCountedLeakCounter::increment() { } |
| 41 void RefCountedLeakCounter::decrement() { } | 37 void RefCountedLeakCounter::decrement() { } |
| 42 | 38 |
| 43 #else | 39 #else |
| 44 | 40 |
| 45 #define LOG_CHANNEL_PREFIX Log | 41 #define LOG_CHANNEL_PREFIX Log |
| 46 static WTFLogChannel LogRefCountedLeaks = { WTFLogChannelOn }; | 42 static WTFLogChannel LogRefCountedLeaks = { WTFLogChannelOn }; |
| 47 | 43 |
| 48 typedef HashCountedSet<const char*, PtrHash<const char*>> ReasonSet; | |
| 49 static ReasonSet* leakMessageSuppressionReasons; | |
| 50 | |
| 51 void RefCountedLeakCounter::suppressMessages(const char* reason) | |
| 52 { | |
| 53 if (!leakMessageSuppressionReasons) | |
| 54 leakMessageSuppressionReasons = new ReasonSet; | |
| 55 leakMessageSuppressionReasons->add(reason); | |
| 56 } | |
| 57 | |
| 58 void RefCountedLeakCounter::cancelMessageSuppression(const char* reason) | |
| 59 { | |
| 60 ASSERT(leakMessageSuppressionReasons); | |
| 61 ASSERT(leakMessageSuppressionReasons->contains(reason)); | |
| 62 leakMessageSuppressionReasons->remove(reason); | |
| 63 } | |
| 64 | |
| 65 RefCountedLeakCounter::RefCountedLeakCounter(const char* description) | 44 RefCountedLeakCounter::RefCountedLeakCounter(const char* description) |
| 66 : m_description(description) | 45 : m_description(description) |
| 67 { | 46 { |
| 68 } | 47 } |
| 69 | 48 |
| 70 RefCountedLeakCounter::~RefCountedLeakCounter() | 49 RefCountedLeakCounter::~RefCountedLeakCounter() |
| 71 { | 50 { |
| 72 static bool loggedSuppressionReason; | 51 if (!m_count) |
| 73 if (m_count) { | 52 return; |
| 74 if (!leakMessageSuppressionReasons || leakMessageSuppressionReasons->isE
mpty()) | 53 |
| 75 WTF_LOG(RefCountedLeaks, "LEAK: %u %s", m_count, m_description); | 54 WTF_LOG(RefCountedLeaks, "LEAK: %u %s", m_count, m_description); |
| 76 else if (!loggedSuppressionReason) { | |
| 77 // This logs only one reason. Later we could change it so we log all
the reasons. | |
| 78 WTF_LOG(RefCountedLeaks, "No leak checking done: %s", leakMessageSup
pressionReasons->begin()->key); | |
| 79 loggedSuppressionReason = true; | |
| 80 } | |
| 81 } | |
| 82 } | 55 } |
| 83 | 56 |
| 84 void RefCountedLeakCounter::increment() | 57 void RefCountedLeakCounter::increment() |
| 85 { | 58 { |
| 86 atomicIncrement(&m_count); | 59 atomicIncrement(&m_count); |
| 87 } | 60 } |
| 88 | 61 |
| 89 void RefCountedLeakCounter::decrement() | 62 void RefCountedLeakCounter::decrement() |
| 90 { | 63 { |
| 91 atomicDecrement(&m_count); | 64 atomicDecrement(&m_count); |
| 92 } | 65 } |
| 93 | 66 |
| 94 #endif | 67 #endif |
| 95 | 68 |
| 96 } // namespace WTF | 69 } // namespace WTF |
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