diff options
Diffstat (limited to 'libpthread/linuxthreads.old/rwlock.c')
| -rw-r--r-- | libpthread/linuxthreads.old/rwlock.c | 12 |
1 files changed, 6 insertions, 6 deletions
diff --git a/libpthread/linuxthreads.old/rwlock.c b/libpthread/linuxthreads.old/rwlock.c index e25ab3ea0..eaf71e77c 100644 --- a/libpthread/linuxthreads.old/rwlock.c +++ b/libpthread/linuxthreads.old/rwlock.c @@ -60,7 +60,7 @@ rwlock_add_to_list(pthread_descr self, pthread_rwlock_t *rwlock) { pthread_readlock_info *info = self->p_readlock_free; - if (info != NULL) + if (info != NULL) self->p_readlock_free = info->pr_next; else info = malloc(sizeof *info); @@ -100,7 +100,7 @@ rwlock_remove_from_list(pthread_descr self, pthread_rwlock_t *rwlock) return info; } } - + return NULL; } @@ -137,7 +137,7 @@ rwlock_can_rdlock(pthread_rwlock_t *rwlock, int have_lock_already) * This function helps support brain-damaged recursive read locking * semantics required by Unix 98, while maintaining write priority. * This basically determines whether this thread already holds a read lock - * already. It returns 1 if so, otherwise it returns 0. + * already. It returns 1 if so, otherwise it returns 0. * * If the thread has any ``untracked read locks'' then it just assumes * that this lock is among them, just to be safe, and returns 1. @@ -259,7 +259,7 @@ pthread_rwlock_rdlock (pthread_rwlock_t *rwlock) else self->p_untracked_readlock_count++; } - + return 0; } @@ -277,7 +277,7 @@ pthread_rwlock_tryrdlock (pthread_rwlock_t *rwlock) __pthread_lock (&rwlock->__rw_lock, self); /* 0 is passed to here instead of have_lock_already. - This is to meet Single Unix Spec requirements: + This is to meet Single Unix Spec requirements: if writers are waiting, pthread_rwlock_tryrdlock does not acquire a read lock, even if the caller has one or more read locks already. */ @@ -300,7 +300,7 @@ pthread_rwlock_tryrdlock (pthread_rwlock_t *rwlock) self->p_untracked_readlock_count++; } } - + return retval; } |