// Copyright (c) 2009-2010 Satoshi Nakamoto
// Copyright (c) 2009-2012 The Bitcoin developers
// Distributed under the MIT/X11 software license, see the accompanying
-// file license.txt or http://www.opensource.org/licenses/mit-license.php.
+// file COPYING or http://www.opensource.org/licenses/mit-license.php.
#ifndef BITCOIN_UTIL_H
#define BITCOIN_UTIL_H
void ShrinkDebugFile();
int GetRandInt(int nMax);
uint64 GetRand(uint64 nMax);
+uint256 GetRandHash();
int64 GetTime();
void SetMockTime(int64 nMockTimeIn);
int64 GetAdjustedTime();
{
printf("LOCKCONTENTION: %s\n", pszName);
printf("Locker: %s:%d\n", pszFile, nLine);
- }
#endif
lock.lock();
+#ifdef DEBUG_LOCKCONTENTION
+ }
+#endif
}
}
LeaveCritical(); \
}
+#ifdef MAC_OSX
+// boost::interprocess::interprocess_semaphore seems to spinlock on OSX; prefer polling instead
+class CSemaphore
+{
+private:
+ CCriticalSection cs;
+ int val;
+
+public:
+ CSemaphore(int init) : val(init) {}
+
+ void wait() {
+ do {
+ {
+ LOCK(cs);
+ if (val>0) {
+ val--;
+ return;
+ }
+ }
+ Sleep(100);
+ } while(1);
+ }
+
+ bool try_wait() {
+ LOCK(cs);
+ if (val>0) {
+ val--;
+ return true;
+ }
+ return false;
+ }
+
+ void post() {
+ LOCK(cs);
+ val++;
+ }
+};
+#else
typedef boost::interprocess::interprocess_semaphore CSemaphore;
+#endif
inline std::string i64tostr(int64 n)
{