diff options
author | Gregory Maxwell <gmaxwell@gmail.com> | 2012-05-11 18:05:49 -0700 |
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committer | Gregory Maxwell <gmaxwell@gmail.com> | 2012-05-11 18:05:49 -0700 |
commit | c05271901a7aafdd433da14d3d1c290419a28a77 (patch) | |
tree | bc11ae08c943beace365478ed1c6c415c812e9f2 /src/util.h | |
parent | b34c5f3c0f4b37335e27bd67f554cf4df6976116 (diff) | |
parent | 7f3ccb59da31c7b1706ebfbb401910923221f076 (diff) |
Merge pull request #1260 from sipa/splitsync
Split synchronization mechanisms from util.{h,cpp}
Diffstat (limited to 'src/util.h')
-rw-r--r-- | src/util.h | 123 |
1 files changed, 0 insertions, 123 deletions
diff --git a/src/util.h b/src/util.h index ebd574f896..1363fbbbf9 100644 --- a/src/util.h +++ b/src/util.h @@ -21,10 +21,6 @@ typedef int pid_t; /* define for windows compatiblity */ #include <boost/thread.hpp> #include <boost/filesystem.hpp> #include <boost/filesystem/path.hpp> -#include <boost/interprocess/sync/interprocess_recursive_mutex.hpp> -#include <boost/interprocess/sync/scoped_lock.hpp> -#include <boost/interprocess/sync/interprocess_condition.hpp> -#include <boost/interprocess/sync/lock_options.hpp> #include <boost/date_time/gregorian/gregorian_types.hpp> #include <boost/date_time/posix_time/posix_time_types.hpp> @@ -188,125 +184,6 @@ void AddTimeData(const CNetAddr& ip, int64 nTime); -/** Wrapped boost mutex: supports recursive locking, but no waiting */ -typedef boost::interprocess::interprocess_recursive_mutex CCriticalSection; - -/** Wrapped boost mutex: supports waiting but not recursive locking */ -typedef boost::interprocess::interprocess_mutex CWaitableCriticalSection; - -#ifdef DEBUG_LOCKORDER -void EnterCritical(const char* pszName, const char* pszFile, int nLine, void* cs, bool fTry = false); -void LeaveCritical(); -#else -void static inline EnterCritical(const char* pszName, const char* pszFile, int nLine, void* cs, bool fTry = false) {} -void static inline LeaveCritical() {} -#endif - -/** Wrapper around boost::interprocess::scoped_lock */ -template<typename Mutex> -class CMutexLock -{ -private: - boost::interprocess::scoped_lock<Mutex> lock; -public: - - void Enter(const char* pszName, const char* pszFile, int nLine) - { - if (!lock.owns()) - { - EnterCritical(pszName, pszFile, nLine, (void*)(lock.mutex())); -#ifdef DEBUG_LOCKCONTENTION - if (!lock.try_lock()) - { - printf("LOCKCONTENTION: %s\n", pszName); - printf("Locker: %s:%d\n", pszFile, nLine); -#endif - lock.lock(); -#ifdef DEBUG_LOCKCONTENTION - } -#endif - } - } - - void Leave() - { - if (lock.owns()) - { - lock.unlock(); - LeaveCritical(); - } - } - - bool TryEnter(const char* pszName, const char* pszFile, int nLine) - { - if (!lock.owns()) - { - EnterCritical(pszName, pszFile, nLine, (void*)(lock.mutex()), true); - lock.try_lock(); - if (!lock.owns()) - LeaveCritical(); - } - return lock.owns(); - } - - CMutexLock(Mutex& mutexIn, const char* pszName, const char* pszFile, int nLine, bool fTry = false) : lock(mutexIn, boost::interprocess::defer_lock) - { - if (fTry) - TryEnter(pszName, pszFile, nLine); - else - Enter(pszName, pszFile, nLine); - } - - ~CMutexLock() - { - if (lock.owns()) - LeaveCritical(); - } - - operator bool() - { - return lock.owns(); - } - - boost::interprocess::scoped_lock<Mutex> &GetLock() - { - return lock; - } -}; - -typedef CMutexLock<CCriticalSection> CCriticalBlock; -typedef CMutexLock<CWaitableCriticalSection> CWaitableCriticalBlock; -typedef boost::interprocess::interprocess_condition CConditionVariable; - -/** Wait for a given condition inside a WAITABLE_CRITICAL_BLOCK */ -#define WAIT(name,condition) \ - do { while(!(condition)) { (name).wait(waitablecriticalblock.GetLock()); } } while(0) - -/** Notify waiting threads that a condition may hold now */ -#define NOTIFY(name) \ - do { (name).notify_one(); } while(0) - -#define NOTIFY_ALL(name) \ - do { (name).notify_all(); } while(0) - -#define LOCK(cs) CCriticalBlock criticalblock(cs, #cs, __FILE__, __LINE__) -#define LOCK2(cs1,cs2) CCriticalBlock criticalblock1(cs1, #cs1, __FILE__, __LINE__),criticalblock2(cs2, #cs2, __FILE__, __LINE__) -#define TRY_LOCK(cs,name) CCriticalBlock name(cs, #cs, __FILE__, __LINE__, true) -#define WAITABLE_LOCK(cs) CWaitableCriticalBlock waitablecriticalblock(cs, #cs, __FILE__, __LINE__) - -#define ENTER_CRITICAL_SECTION(cs) \ - { \ - EnterCritical(#cs, __FILE__, __LINE__, (void*)(&cs)); \ - (cs).lock(); \ - } - -#define LEAVE_CRITICAL_SECTION(cs) \ - { \ - (cs).unlock(); \ - LeaveCritical(); \ - } - - inline std::string i64tostr(int64 n) { return strprintf("%"PRI64d, n); |