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-rw-r--r--src/sync.h77
1 files changed, 35 insertions, 42 deletions
diff --git a/src/sync.h b/src/sync.h
index d92f747ed1..dffe4f6ee8 100644
--- a/src/sync.h
+++ b/src/sync.h
@@ -5,19 +5,19 @@
#ifndef BITCOIN_SYNC_H
#define BITCOIN_SYNC_H
-#include <boost/interprocess/sync/interprocess_recursive_mutex.hpp>
-#include <boost/interprocess/sync/scoped_lock.hpp>
-#include <boost/interprocess/sync/interprocess_semaphore.hpp>
-#include <boost/interprocess/sync/lock_options.hpp>
+#include <boost/thread/mutex.hpp>
+#include <boost/thread/recursive_mutex.hpp>
+#include <boost/thread/locks.hpp>
+#include <boost/thread/condition_variable.hpp>
/** Wrapped boost mutex: supports recursive locking, but no waiting */
-typedef boost::interprocess::interprocess_recursive_mutex CCriticalSection;
+typedef boost::recursive_mutex CCriticalSection;
/** Wrapped boost mutex: supports waiting but not recursive locking */
-typedef boost::interprocess::interprocess_mutex CWaitableCriticalSection;
+typedef boost::mutex CWaitableCriticalSection;
#ifdef DEBUG_LOCKORDER
void EnterCritical(const char* pszName, const char* pszFile, int nLine, void* cs, bool fTry = false);
@@ -32,12 +32,12 @@ template<typename Mutex>
class CMutexLock
{
private:
- boost::interprocess::scoped_lock<Mutex> lock;
+ boost::unique_lock<Mutex> lock;
public:
void Enter(const char* pszName, const char* pszFile, int nLine)
{
- if (!lock.owns())
+ if (!lock.owns_lock())
{
EnterCritical(pszName, pszFile, nLine, (void*)(lock.mutex()));
#ifdef DEBUG_LOCKCONTENTION
@@ -55,7 +55,7 @@ public:
void Leave()
{
- if (lock.owns())
+ if (lock.owns_lock())
{
lock.unlock();
LeaveCritical();
@@ -64,17 +64,17 @@ public:
bool TryEnter(const char* pszName, const char* pszFile, int nLine)
{
- if (!lock.owns())
+ if (!lock.owns_lock())
{
EnterCritical(pszName, pszFile, nLine, (void*)(lock.mutex()), true);
lock.try_lock();
- if (!lock.owns())
+ if (!lock.owns_lock())
LeaveCritical();
}
- return lock.owns();
+ return lock.owns_lock();
}
- CMutexLock(Mutex& mutexIn, const char* pszName, const char* pszFile, int nLine, bool fTry = false) : lock(mutexIn, boost::interprocess::defer_lock)
+ CMutexLock(Mutex& mutexIn, const char* pszName, const char* pszFile, int nLine, bool fTry = false) : lock(mutexIn, boost::defer_lock)
{
if (fTry)
TryEnter(pszName, pszFile, nLine);
@@ -84,16 +84,16 @@ public:
~CMutexLock()
{
- if (lock.owns())
+ if (lock.owns_lock())
LeaveCritical();
}
operator bool()
{
- return lock.owns();
+ return lock.owns_lock();
}
- boost::interprocess::scoped_lock<Mutex> &GetLock()
+ boost::unique_lock<Mutex> &GetLock()
{
return lock;
}
@@ -117,47 +117,40 @@ typedef CMutexLock<CCriticalSection> CCriticalBlock;
LeaveCritical(); \
}
-#ifdef MAC_OSX
-// boost::interprocess::interprocess_semaphore seems to spinlock on OSX; prefer polling instead
class CSemaphore
{
private:
- CCriticalSection cs;
- int val;
+ boost::condition_variable condition;
+ boost::mutex mutex;
+ int value;
public:
- CSemaphore(int init) : val(init) {}
+ CSemaphore(int init) : value(init) {}
void wait() {
- do {
- {
- LOCK(cs);
- if (val>0) {
- val--;
- return;
- }
- }
- Sleep(100);
- } while(1);
+ boost::unique_lock<boost::mutex> lock(mutex);
+ while (value < 1) {
+ condition.wait(lock);
+ }
+ value--;
}
bool try_wait() {
- LOCK(cs);
- if (val>0) {
- val--;
- return true;
- }
- return false;
+ boost::unique_lock<boost::mutex> lock(mutex);
+ if (value < 1)
+ return false;
+ value--;
+ return true;
}
void post() {
- LOCK(cs);
- val++;
+ {
+ boost::unique_lock<boost::mutex> lock(mutex);
+ value++;
+ }
+ condition.notify_one();
}
};
-#else
-typedef boost::interprocess::interprocess_semaphore CSemaphore;
-#endif
/** RAII-style semaphore lock */
class CSemaphoreGrant