1c407dc5cd9bdc5668497f21b26b09d988ab439deBen Murdoch/* Copyright (c) 2008-2009, Google Inc. 2c407dc5cd9bdc5668497f21b26b09d988ab439deBen Murdoch * All rights reserved. 3c407dc5cd9bdc5668497f21b26b09d988ab439deBen Murdoch * 4c407dc5cd9bdc5668497f21b26b09d988ab439deBen Murdoch * Redistribution and use in source and binary forms, with or without 5c407dc5cd9bdc5668497f21b26b09d988ab439deBen Murdoch * modification, are permitted provided that the following conditions are 6c407dc5cd9bdc5668497f21b26b09d988ab439deBen Murdoch * met: 7c407dc5cd9bdc5668497f21b26b09d988ab439deBen Murdoch * 8c407dc5cd9bdc5668497f21b26b09d988ab439deBen Murdoch * * Redistributions of source code must retain the above copyright 9c407dc5cd9bdc5668497f21b26b09d988ab439deBen Murdoch * notice, this list of conditions and the following disclaimer. 10c407dc5cd9bdc5668497f21b26b09d988ab439deBen Murdoch * * Neither the name of Google Inc. nor the names of its 11c407dc5cd9bdc5668497f21b26b09d988ab439deBen Murdoch * contributors may be used to endorse or promote products derived from 12c407dc5cd9bdc5668497f21b26b09d988ab439deBen Murdoch * this software without specific prior written permission. 13c407dc5cd9bdc5668497f21b26b09d988ab439deBen Murdoch * 14c407dc5cd9bdc5668497f21b26b09d988ab439deBen Murdoch * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS 15c407dc5cd9bdc5668497f21b26b09d988ab439deBen Murdoch * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT 16c407dc5cd9bdc5668497f21b26b09d988ab439deBen Murdoch * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR 17c407dc5cd9bdc5668497f21b26b09d988ab439deBen Murdoch * A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT 18c407dc5cd9bdc5668497f21b26b09d988ab439deBen Murdoch * OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, 19c407dc5cd9bdc5668497f21b26b09d988ab439deBen Murdoch * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT 20c407dc5cd9bdc5668497f21b26b09d988ab439deBen Murdoch * LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, 21c407dc5cd9bdc5668497f21b26b09d988ab439deBen Murdoch * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY 22c407dc5cd9bdc5668497f21b26b09d988ab439deBen Murdoch * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT 23c407dc5cd9bdc5668497f21b26b09d988ab439deBen Murdoch * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE 24c407dc5cd9bdc5668497f21b26b09d988ab439deBen Murdoch * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. 25c407dc5cd9bdc5668497f21b26b09d988ab439deBen Murdoch * 26c407dc5cd9bdc5668497f21b26b09d988ab439deBen Murdoch * --- 27c407dc5cd9bdc5668497f21b26b09d988ab439deBen Murdoch * Author: Kostya Serebryany 28c407dc5cd9bdc5668497f21b26b09d988ab439deBen Murdoch */ 29c407dc5cd9bdc5668497f21b26b09d988ab439deBen Murdoch 30c407dc5cd9bdc5668497f21b26b09d988ab439deBen Murdoch#ifdef _MSC_VER 31c407dc5cd9bdc5668497f21b26b09d988ab439deBen Murdoch# include <windows.h> 32c407dc5cd9bdc5668497f21b26b09d988ab439deBen Murdoch#endif 33c407dc5cd9bdc5668497f21b26b09d988ab439deBen Murdoch 34c407dc5cd9bdc5668497f21b26b09d988ab439deBen Murdoch#ifdef __cplusplus 35c407dc5cd9bdc5668497f21b26b09d988ab439deBen Murdoch# error "This file should be built as pure C to avoid name mangling" 36c407dc5cd9bdc5668497f21b26b09d988ab439deBen Murdoch#endif 37c407dc5cd9bdc5668497f21b26b09d988ab439deBen Murdoch 38c407dc5cd9bdc5668497f21b26b09d988ab439deBen Murdoch#include <stdlib.h> 39c407dc5cd9bdc5668497f21b26b09d988ab439deBen Murdoch#include <string.h> 40c407dc5cd9bdc5668497f21b26b09d988ab439deBen Murdoch 41c407dc5cd9bdc5668497f21b26b09d988ab439deBen Murdoch#include "base/third_party/dynamic_annotations/dynamic_annotations.h" 42c407dc5cd9bdc5668497f21b26b09d988ab439deBen Murdoch 43c407dc5cd9bdc5668497f21b26b09d988ab439deBen Murdoch#ifdef __GNUC__ 44c407dc5cd9bdc5668497f21b26b09d988ab439deBen Murdoch/* valgrind.h uses gcc extensions so it won't build with other compilers */ 45c407dc5cd9bdc5668497f21b26b09d988ab439deBen Murdoch# include "base/third_party/valgrind/valgrind.h" 46c407dc5cd9bdc5668497f21b26b09d988ab439deBen Murdoch#endif 47c407dc5cd9bdc5668497f21b26b09d988ab439deBen Murdoch 48c407dc5cd9bdc5668497f21b26b09d988ab439deBen Murdoch/* Each function is empty and called (via a macro) only in debug mode. 49c407dc5cd9bdc5668497f21b26b09d988ab439deBen Murdoch The arguments are captured by dynamic tools at runtime. */ 50c407dc5cd9bdc5668497f21b26b09d988ab439deBen Murdoch 51c407dc5cd9bdc5668497f21b26b09d988ab439deBen Murdoch#if DYNAMIC_ANNOTATIONS_ENABLED == 1 52c407dc5cd9bdc5668497f21b26b09d988ab439deBen Murdoch 5372a454cd3513ac24fbdd0e0cb9ad70b86a99b801Kristian Monsenvoid DYNAMIC_ANNOTATIONS_NAME(AnnotateRWLockCreate)( 5472a454cd3513ac24fbdd0e0cb9ad70b86a99b801Kristian Monsen const char *file, int line, const volatile void *lock){} 5572a454cd3513ac24fbdd0e0cb9ad70b86a99b801Kristian Monsenvoid DYNAMIC_ANNOTATIONS_NAME(AnnotateRWLockDestroy)( 5672a454cd3513ac24fbdd0e0cb9ad70b86a99b801Kristian Monsen const char *file, int line, const volatile void *lock){} 5772a454cd3513ac24fbdd0e0cb9ad70b86a99b801Kristian Monsenvoid DYNAMIC_ANNOTATIONS_NAME(AnnotateRWLockAcquired)( 5872a454cd3513ac24fbdd0e0cb9ad70b86a99b801Kristian Monsen const char *file, int line, const volatile void *lock, long is_w){} 5972a454cd3513ac24fbdd0e0cb9ad70b86a99b801Kristian Monsenvoid DYNAMIC_ANNOTATIONS_NAME(AnnotateRWLockReleased)( 6072a454cd3513ac24fbdd0e0cb9ad70b86a99b801Kristian Monsen const char *file, int line, const volatile void *lock, long is_w){} 6172a454cd3513ac24fbdd0e0cb9ad70b86a99b801Kristian Monsenvoid DYNAMIC_ANNOTATIONS_NAME(AnnotateBarrierInit)( 6272a454cd3513ac24fbdd0e0cb9ad70b86a99b801Kristian Monsen const char *file, int line, const volatile void *barrier, long count, 6372a454cd3513ac24fbdd0e0cb9ad70b86a99b801Kristian Monsen long reinitialization_allowed) {} 6472a454cd3513ac24fbdd0e0cb9ad70b86a99b801Kristian Monsenvoid DYNAMIC_ANNOTATIONS_NAME(AnnotateBarrierWaitBefore)( 6572a454cd3513ac24fbdd0e0cb9ad70b86a99b801Kristian Monsen const char *file, int line, const volatile void *barrier) {} 6672a454cd3513ac24fbdd0e0cb9ad70b86a99b801Kristian Monsenvoid DYNAMIC_ANNOTATIONS_NAME(AnnotateBarrierWaitAfter)( 6772a454cd3513ac24fbdd0e0cb9ad70b86a99b801Kristian Monsen const char *file, int line, const volatile void *barrier) {} 6872a454cd3513ac24fbdd0e0cb9ad70b86a99b801Kristian Monsenvoid DYNAMIC_ANNOTATIONS_NAME(AnnotateBarrierDestroy)( 6972a454cd3513ac24fbdd0e0cb9ad70b86a99b801Kristian Monsen const char *file, int line, const volatile void *barrier) {} 70c407dc5cd9bdc5668497f21b26b09d988ab439deBen Murdoch 7172a454cd3513ac24fbdd0e0cb9ad70b86a99b801Kristian Monsenvoid DYNAMIC_ANNOTATIONS_NAME(AnnotateCondVarWait)( 7272a454cd3513ac24fbdd0e0cb9ad70b86a99b801Kristian Monsen const char *file, int line, const volatile void *cv, 7372a454cd3513ac24fbdd0e0cb9ad70b86a99b801Kristian Monsen const volatile void *lock){} 7472a454cd3513ac24fbdd0e0cb9ad70b86a99b801Kristian Monsenvoid DYNAMIC_ANNOTATIONS_NAME(AnnotateCondVarSignal)( 7572a454cd3513ac24fbdd0e0cb9ad70b86a99b801Kristian Monsen const char *file, int line, const volatile void *cv){} 7672a454cd3513ac24fbdd0e0cb9ad70b86a99b801Kristian Monsenvoid DYNAMIC_ANNOTATIONS_NAME(AnnotateCondVarSignalAll)( 7772a454cd3513ac24fbdd0e0cb9ad70b86a99b801Kristian Monsen const char *file, int line, const volatile void *cv){} 7872a454cd3513ac24fbdd0e0cb9ad70b86a99b801Kristian Monsenvoid DYNAMIC_ANNOTATIONS_NAME(AnnotatePublishMemoryRange)( 7972a454cd3513ac24fbdd0e0cb9ad70b86a99b801Kristian Monsen const char *file, int line, const volatile void *address, long size){} 8072a454cd3513ac24fbdd0e0cb9ad70b86a99b801Kristian Monsenvoid DYNAMIC_ANNOTATIONS_NAME(AnnotateUnpublishMemoryRange)( 8172a454cd3513ac24fbdd0e0cb9ad70b86a99b801Kristian Monsen const char *file, int line, const volatile void *address, long size){} 8272a454cd3513ac24fbdd0e0cb9ad70b86a99b801Kristian Monsenvoid DYNAMIC_ANNOTATIONS_NAME(AnnotatePCQCreate)( 8372a454cd3513ac24fbdd0e0cb9ad70b86a99b801Kristian Monsen const char *file, int line, const volatile void *pcq){} 8472a454cd3513ac24fbdd0e0cb9ad70b86a99b801Kristian Monsenvoid DYNAMIC_ANNOTATIONS_NAME(AnnotatePCQDestroy)( 8572a454cd3513ac24fbdd0e0cb9ad70b86a99b801Kristian Monsen const char *file, int line, const volatile void *pcq){} 8672a454cd3513ac24fbdd0e0cb9ad70b86a99b801Kristian Monsenvoid DYNAMIC_ANNOTATIONS_NAME(AnnotatePCQPut)( 8772a454cd3513ac24fbdd0e0cb9ad70b86a99b801Kristian Monsen const char *file, int line, const volatile void *pcq){} 8872a454cd3513ac24fbdd0e0cb9ad70b86a99b801Kristian Monsenvoid DYNAMIC_ANNOTATIONS_NAME(AnnotatePCQGet)( 8972a454cd3513ac24fbdd0e0cb9ad70b86a99b801Kristian Monsen const char *file, int line, const volatile void *pcq){} 9072a454cd3513ac24fbdd0e0cb9ad70b86a99b801Kristian Monsenvoid DYNAMIC_ANNOTATIONS_NAME(AnnotateNewMemory)( 9172a454cd3513ac24fbdd0e0cb9ad70b86a99b801Kristian Monsen const char *file, int line, const volatile void *mem, long size){} 9272a454cd3513ac24fbdd0e0cb9ad70b86a99b801Kristian Monsenvoid DYNAMIC_ANNOTATIONS_NAME(AnnotateExpectRace)( 9372a454cd3513ac24fbdd0e0cb9ad70b86a99b801Kristian Monsen const char *file, int line, const volatile void *mem, 9472a454cd3513ac24fbdd0e0cb9ad70b86a99b801Kristian Monsen const char *description){} 9572a454cd3513ac24fbdd0e0cb9ad70b86a99b801Kristian Monsenvoid DYNAMIC_ANNOTATIONS_NAME(AnnotateFlushExpectedRaces)( 9672a454cd3513ac24fbdd0e0cb9ad70b86a99b801Kristian Monsen const char *file, int line){} 9772a454cd3513ac24fbdd0e0cb9ad70b86a99b801Kristian Monsenvoid DYNAMIC_ANNOTATIONS_NAME(AnnotateBenignRace)( 9872a454cd3513ac24fbdd0e0cb9ad70b86a99b801Kristian Monsen const char *file, int line, const volatile void *mem, 9972a454cd3513ac24fbdd0e0cb9ad70b86a99b801Kristian Monsen const char *description){} 10072a454cd3513ac24fbdd0e0cb9ad70b86a99b801Kristian Monsenvoid DYNAMIC_ANNOTATIONS_NAME(AnnotateBenignRaceSized)( 10172a454cd3513ac24fbdd0e0cb9ad70b86a99b801Kristian Monsen const char *file, int line, const volatile void *mem, long size, 10272a454cd3513ac24fbdd0e0cb9ad70b86a99b801Kristian Monsen const char *description){} 10372a454cd3513ac24fbdd0e0cb9ad70b86a99b801Kristian Monsenvoid DYNAMIC_ANNOTATIONS_NAME(AnnotateMutexIsUsedAsCondVar)( 10472a454cd3513ac24fbdd0e0cb9ad70b86a99b801Kristian Monsen const char *file, int line, const volatile void *mu){} 10572a454cd3513ac24fbdd0e0cb9ad70b86a99b801Kristian Monsenvoid DYNAMIC_ANNOTATIONS_NAME(AnnotateMutexIsNotPHB)( 10672a454cd3513ac24fbdd0e0cb9ad70b86a99b801Kristian Monsen const char *file, int line, const volatile void *mu){} 10772a454cd3513ac24fbdd0e0cb9ad70b86a99b801Kristian Monsenvoid DYNAMIC_ANNOTATIONS_NAME(AnnotateTraceMemory)( 10872a454cd3513ac24fbdd0e0cb9ad70b86a99b801Kristian Monsen const char *file, int line, const volatile void *arg){} 10972a454cd3513ac24fbdd0e0cb9ad70b86a99b801Kristian Monsenvoid DYNAMIC_ANNOTATIONS_NAME(AnnotateThreadName)( 11072a454cd3513ac24fbdd0e0cb9ad70b86a99b801Kristian Monsen const char *file, int line, const char *name){} 11172a454cd3513ac24fbdd0e0cb9ad70b86a99b801Kristian Monsenvoid DYNAMIC_ANNOTATIONS_NAME(AnnotateIgnoreReadsBegin)( 11272a454cd3513ac24fbdd0e0cb9ad70b86a99b801Kristian Monsen const char *file, int line){} 11372a454cd3513ac24fbdd0e0cb9ad70b86a99b801Kristian Monsenvoid DYNAMIC_ANNOTATIONS_NAME(AnnotateIgnoreReadsEnd)( 11472a454cd3513ac24fbdd0e0cb9ad70b86a99b801Kristian Monsen const char *file, int line){} 11572a454cd3513ac24fbdd0e0cb9ad70b86a99b801Kristian Monsenvoid DYNAMIC_ANNOTATIONS_NAME(AnnotateIgnoreWritesBegin)( 11672a454cd3513ac24fbdd0e0cb9ad70b86a99b801Kristian Monsen const char *file, int line){} 11772a454cd3513ac24fbdd0e0cb9ad70b86a99b801Kristian Monsenvoid DYNAMIC_ANNOTATIONS_NAME(AnnotateIgnoreWritesEnd)( 11872a454cd3513ac24fbdd0e0cb9ad70b86a99b801Kristian Monsen const char *file, int line){} 11972a454cd3513ac24fbdd0e0cb9ad70b86a99b801Kristian Monsenvoid DYNAMIC_ANNOTATIONS_NAME(AnnotateIgnoreSyncBegin)( 12072a454cd3513ac24fbdd0e0cb9ad70b86a99b801Kristian Monsen const char *file, int line){} 12172a454cd3513ac24fbdd0e0cb9ad70b86a99b801Kristian Monsenvoid DYNAMIC_ANNOTATIONS_NAME(AnnotateIgnoreSyncEnd)( 12272a454cd3513ac24fbdd0e0cb9ad70b86a99b801Kristian Monsen const char *file, int line){} 12372a454cd3513ac24fbdd0e0cb9ad70b86a99b801Kristian Monsenvoid DYNAMIC_ANNOTATIONS_NAME(AnnotateEnableRaceDetection)( 12472a454cd3513ac24fbdd0e0cb9ad70b86a99b801Kristian Monsen const char *file, int line, int enable){} 12572a454cd3513ac24fbdd0e0cb9ad70b86a99b801Kristian Monsenvoid DYNAMIC_ANNOTATIONS_NAME(AnnotateNoOp)( 12672a454cd3513ac24fbdd0e0cb9ad70b86a99b801Kristian Monsen const char *file, int line, const volatile void *arg){} 12772a454cd3513ac24fbdd0e0cb9ad70b86a99b801Kristian Monsenvoid DYNAMIC_ANNOTATIONS_NAME(AnnotateFlushState)( 12872a454cd3513ac24fbdd0e0cb9ad70b86a99b801Kristian Monsen const char *file, int line){} 129c407dc5cd9bdc5668497f21b26b09d988ab439deBen Murdoch 130c407dc5cd9bdc5668497f21b26b09d988ab439deBen Murdoch#endif /* DYNAMIC_ANNOTATIONS_ENABLED == 1 */ 131c407dc5cd9bdc5668497f21b26b09d988ab439deBen Murdoch 13272a454cd3513ac24fbdd0e0cb9ad70b86a99b801Kristian Monsen#if DYNAMIC_ANNOTATIONS_PROVIDE_RUNNING_ON_VALGRIND == 1 133c407dc5cd9bdc5668497f21b26b09d988ab439deBen Murdochstatic int GetRunningOnValgrind(void) { 134c407dc5cd9bdc5668497f21b26b09d988ab439deBen Murdoch#ifdef RUNNING_ON_VALGRIND 135c407dc5cd9bdc5668497f21b26b09d988ab439deBen Murdoch if (RUNNING_ON_VALGRIND) return 1; 136c407dc5cd9bdc5668497f21b26b09d988ab439deBen Murdoch#endif 137c407dc5cd9bdc5668497f21b26b09d988ab439deBen Murdoch 138c407dc5cd9bdc5668497f21b26b09d988ab439deBen Murdoch#ifndef _MSC_VER 139c407dc5cd9bdc5668497f21b26b09d988ab439deBen Murdoch char *running_on_valgrind_str = getenv("RUNNING_ON_VALGRIND"); 140c407dc5cd9bdc5668497f21b26b09d988ab439deBen Murdoch if (running_on_valgrind_str) { 141c407dc5cd9bdc5668497f21b26b09d988ab439deBen Murdoch return strcmp(running_on_valgrind_str, "0") != 0; 142c407dc5cd9bdc5668497f21b26b09d988ab439deBen Murdoch } 143c407dc5cd9bdc5668497f21b26b09d988ab439deBen Murdoch#else 144c407dc5cd9bdc5668497f21b26b09d988ab439deBen Murdoch /* Visual Studio issues warnings if we use getenv, 145c407dc5cd9bdc5668497f21b26b09d988ab439deBen Murdoch * so we use GetEnvironmentVariableA instead. 146c407dc5cd9bdc5668497f21b26b09d988ab439deBen Murdoch */ 147c407dc5cd9bdc5668497f21b26b09d988ab439deBen Murdoch char value[100] = "1"; 148c407dc5cd9bdc5668497f21b26b09d988ab439deBen Murdoch int res = GetEnvironmentVariableA("RUNNING_ON_VALGRIND", 149c407dc5cd9bdc5668497f21b26b09d988ab439deBen Murdoch value, sizeof(value)); 150c407dc5cd9bdc5668497f21b26b09d988ab439deBen Murdoch /* value will remain "1" if res == 0 or res >= sizeof(value). The latter 151c407dc5cd9bdc5668497f21b26b09d988ab439deBen Murdoch * can happen only if the given value is long, in this case it can't be "0". 152c407dc5cd9bdc5668497f21b26b09d988ab439deBen Murdoch */ 1533345a6884c488ff3a535c2c9acdd33d74b37e311Iain Merrick if (res > 0 && strcmp(value, "0") != 0) 154c407dc5cd9bdc5668497f21b26b09d988ab439deBen Murdoch return 1; 155c407dc5cd9bdc5668497f21b26b09d988ab439deBen Murdoch#endif 156c407dc5cd9bdc5668497f21b26b09d988ab439deBen Murdoch return 0; 157c407dc5cd9bdc5668497f21b26b09d988ab439deBen Murdoch} 158c407dc5cd9bdc5668497f21b26b09d988ab439deBen Murdoch 159c407dc5cd9bdc5668497f21b26b09d988ab439deBen Murdoch/* See the comments in dynamic_annotations.h */ 160c407dc5cd9bdc5668497f21b26b09d988ab439deBen Murdochint RunningOnValgrind(void) { 161c407dc5cd9bdc5668497f21b26b09d988ab439deBen Murdoch static volatile int running_on_valgrind = -1; 162c407dc5cd9bdc5668497f21b26b09d988ab439deBen Murdoch /* C doesn't have thread-safe initialization of statics, and we 163c407dc5cd9bdc5668497f21b26b09d988ab439deBen Murdoch don't want to depend on pthread_once here, so hack it. */ 164c407dc5cd9bdc5668497f21b26b09d988ab439deBen Murdoch int local_running_on_valgrind = running_on_valgrind; 165c407dc5cd9bdc5668497f21b26b09d988ab439deBen Murdoch if (local_running_on_valgrind == -1) 166c407dc5cd9bdc5668497f21b26b09d988ab439deBen Murdoch running_on_valgrind = local_running_on_valgrind = GetRunningOnValgrind(); 167c407dc5cd9bdc5668497f21b26b09d988ab439deBen Murdoch return local_running_on_valgrind; 168c407dc5cd9bdc5668497f21b26b09d988ab439deBen Murdoch} 16972a454cd3513ac24fbdd0e0cb9ad70b86a99b801Kristian Monsen 17072a454cd3513ac24fbdd0e0cb9ad70b86a99b801Kristian Monsen#endif /* DYNAMIC_ANNOTATIONS_PROVIDE_RUNNING_ON_VALGRIND == 1 */ 171