| //===-- PThreadMutex.cpp ----------------------------------------*- C++ -*-===// |
| // |
| // The LLVM Compiler Infrastructure |
| // |
| // This file is distributed under the University of Illinois Open Source |
| // License. See LICENSE.TXT for details. |
| // |
| //===----------------------------------------------------------------------===// |
| // |
| // Created by Greg Clayton on 12/9/08. |
| // |
| //===----------------------------------------------------------------------===// |
| |
| #include "PThreadMutex.h" |
| |
| // C Includes |
| // C++ Includes |
| // Other libraries and framework includes |
| // Project includes |
| #include "DNBTimer.h" |
| |
| #if defined (DEBUG_PTHREAD_MUTEX_DEADLOCKS) |
| |
| PThreadMutex::Locker::Locker(PThreadMutex& m, const char *function, const char *file, const int line) : |
| m_pMutex(m.Mutex()), |
| m_function(function), |
| m_file(file), |
| m_line(line), |
| m_lock_time(0) |
| { |
| Lock(); |
| } |
| |
| PThreadMutex::Locker::Locker(PThreadMutex* m, const char *function, const char *file, const int line) : |
| m_pMutex(m ? m->Mutex() : NULL), |
| m_function(function), |
| m_file(file), |
| m_line(line), |
| m_lock_time(0) |
| { |
| Lock(); |
| } |
| |
| PThreadMutex::Locker::Locker(pthread_mutex_t *mutex, const char *function, const char *file, const int line) : |
| m_pMutex(mutex), |
| m_function(function), |
| m_file(file), |
| m_line(line), |
| m_lock_time(0) |
| { |
| Lock(); |
| } |
| |
| |
| PThreadMutex::Locker::~Locker() |
| { |
| Unlock(); |
| } |
| |
| |
| void |
| PThreadMutex::Locker::Lock() |
| { |
| if (m_pMutex) |
| { |
| m_lock_time = DNBTimer::GetTimeOfDay(); |
| if (::pthread_mutex_trylock (m_pMutex) != 0) |
| { |
| fprintf(stdout, "::pthread_mutex_trylock (%8.8p) mutex is locked (function %s in %s:%i), waiting...\n", m_pMutex, m_function, m_file, m_line); |
| ::pthread_mutex_lock (m_pMutex); |
| fprintf(stdout, "::pthread_mutex_lock (%8.8p) succeeded after %6llu usecs (function %s in %s:%i)\n", m_pMutex, DNBTimer::GetTimeOfDay() - m_lock_time, m_function, m_file, m_line); |
| } |
| } |
| } |
| |
| |
| void |
| PThreadMutex::Locker::Unlock() |
| { |
| fprintf(stdout, "::pthread_mutex_unlock (%8.8p) had lock for %6llu usecs in %s in %s:%i\n", m_pMutex, DNBTimer::GetTimeOfDay() - m_lock_time, m_function, m_file, m_line); |
| ::pthread_mutex_unlock (m_pMutex); |
| } |
| |
| #endif |