diff options
Diffstat (limited to 'pr/src/threads/prsem.c')
| -rw-r--r-- | pr/src/threads/prsem.c | 26 |
1 files changed, 13 insertions, 13 deletions
diff --git a/pr/src/threads/prsem.c b/pr/src/threads/prsem.c index f5f261fe..4b1617ca 100644 --- a/pr/src/threads/prsem.c +++ b/pr/src/threads/prsem.c @@ -61,16 +61,16 @@ PR_IMPLEMENT(void) PR_DestroySem(PRSemaphore *sem) /* ** Wait on a Semaphore. -** -** This routine allows a calling thread to wait or proceed depending upon the -** state of the semahore sem. The thread can proceed only if the counter value -** of the semaphore sem is currently greater than 0. If the value of semaphore -** sem is positive, it is decremented by one and the routine returns immediately -** allowing the calling thread to continue. If the value of semaphore sem is 0, -** the calling thread blocks awaiting the semaphore to be released by another +** +** This routine allows a calling thread to wait or proceed depending upon the +** state of the semahore sem. The thread can proceed only if the counter value +** of the semaphore sem is currently greater than 0. If the value of semaphore +** sem is positive, it is decremented by one and the routine returns immediately +** allowing the calling thread to continue. If the value of semaphore sem is 0, +** the calling thread blocks awaiting the semaphore to be released by another ** thread. -** -** This routine can return PR_PENDING_INTERRUPT if the waiting thread +** +** This routine can return PR_PENDING_INTERRUPT if the waiting thread ** has been interrupted. */ PR_IMPLEMENT(PRStatus) PR_WaitSem(PRSemaphore *sem) @@ -92,13 +92,13 @@ PR_IMPLEMENT(PRStatus) PR_WaitSem(PRSemaphore *sem) sem->count--; PR_Unlock(sem->cvar->lock); #endif - + return (status); } /* -** This routine increments the counter value of the semaphore. If other threads -** are blocked for the semaphore, then the scheduler will determine which ONE +** This routine increments the counter value of the semaphore. If other threads +** are blocked for the semaphore, then the scheduler will determine which ONE ** thread will be unblocked. */ PR_IMPLEMENT(void) PR_PostSem(PRSemaphore *sem) @@ -132,7 +132,7 @@ PR_IMPLEMENT(PRUintn) PR_GetValueSem(PRSemaphore *sem) rv = sem->count; PR_Unlock(sem->cvar->lock); #endif - + return rv; } #endif |