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no support for semaphores w/o pthreads

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This commit is contained in:
Love Hornquist Astrand
2011-03-12 10:46:40 -08:00
parent a02402bb19
commit ef045438c9
1 changed files with 12 additions and 1 deletions
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13
lib/ipc/common.c
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@@ -104,6 +104,9 @@ heim_ipc_semaphore_create(long value)
{
#ifdef HAVE_GCD
return (heim_isemaphore)dispatch_semaphore_create(value);
#elif !defined(ENABLE_PTHREAD_SUPPORT)
heim_assert(0, "no semaphore support w/o pthreads");
return NULL;
#else
heim_isemaphore s = malloc(sizeof(*s));
if (s == NULL)
@@ -126,6 +129,9 @@ heim_ipc_semaphore_wait(heim_isemaphore s, time_t t)
timeout = (uint64_t)t * NSEC_PER_SEC;
return dispatch_semaphore_wait((dispatch_semaphore_t)s, timeout);
#elif !defined(ENABLE_PTHREAD_SUPPORT)
heim_assert(0, "no semaphore support w/o pthreads");
return 0;
#else
HEIMDAL_MUTEX_lock(&s->mutex);
/* if counter hits below zero, we get to wait */
@@ -156,6 +162,9 @@ heim_ipc_semaphore_signal(heim_isemaphore s)
{
#ifdef HAVE_GCD
return dispatch_semaphore_signal((dispatch_semaphore_t)s);
#elif !defined(ENABLE_PTHREAD_SUPPORT)
heim_assert(0, "no semaphore support w/o pthreads");
return EINVAL;
#else
int wakeup;
HEIMDAL_MUTEX_lock(&s->mutex);
@@ -171,7 +180,9 @@ void
heim_ipc_semaphore_release(heim_isemaphore s)
{
#ifdef HAVE_GCD
return dispatch_release((dispatch_semaphore_t)s);
dispatch_release((dispatch_semaphore_t)s);
#elif !defined(ENABLE_PTHREAD_SUPPORT)
heim_assert(0, "no semaphore support w/o pthreads");
#else
HEIMDAL_MUTEX_lock(&s->mutex);
if (s->counter != 0)