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in case DEBUG is defined, BLooper don't use the benaphore style lock. Useful for debugging

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git-svn-id: file:///srv/svn/repos/haiku/haiku/trunk@17045 a95241bf-73f2-0310-859d-f6bbb57e9c96
This commit is contained in:
Stefano Ceccherini 2006-04-07 19:09:45 +00:00
parent 835a7ebdf0
commit 791b9c2141
1 changed files with 17 additions and 7 deletions
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20
src/kits/app/Looper.cpp
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@ -551,15 +551,16 @@ PRINT((" fOwnerCount now: %ld\n", fOwnerCount));
// Set fOwner to invalid thread_id (< 0)
fOwner = -1;
#if DEBUG < 1
// Decrement requested lock count (using fAtomicCount for this)
int32 atomicCount = atomic_add(&fAtomicCount, -1);
PRINT((" fAtomicCount now: %ld\n", fAtomicCount));
// Check if anyone is waiting for a lock
if (atomicCount > 1) {
// release the lock
// Check if anyone is waiting for a lock
// and release if it's the case
if (atomicCount > 1)
#endif
release_sem(fLockSem);
}
}
PRINT(("BLooper::Unlock() done\n"));
}
@ -1005,12 +1006,15 @@ BLooper::_LockComplete(BLooper *looper, int32 oldCount, thread_id thread, sem_id
{
status_t err = B_OK;
#if DEBUG < 1
if (oldCount > 0) {
#endif
do {
err = acquire_sem_etc(sem, 1, B_RELATIVE_TIMEOUT, timeout);
} while (err == B_INTERRUPTED);
#if DEBUG < 1
}
#endif
if (err == B_OK) {
// Assign current thread to fOwner
looper->fOwner = thread;
@ -1052,7 +1056,11 @@ BLooper::InitData(const char *name, int32 priority, int32 portCapacity)
if (name == NULL)
name = "anonymous looper";
#if DEBUG
fLockSem = create_sem(1, name);
#else
fLockSem = create_sem(0, name);
#endif
if (portCapacity <= 0)
portCapacity = B_LOOPER_PORT_DEFAULT_CAPACITY;
@ -1493,9 +1501,11 @@ BLooper::UnlockFully()
fOwnerCount = 0;
// Nobody owns the lock now
fOwner = -1;
#if DEBUG < 1
// There is now one less thread holding a lock on this looper
int32 atomicCount = atomic_add(&fAtomicCount, -1);
if (atomicCount > 1)
#endif
release_sem(fLockSem);
}