Vacant

[mirrors/Programs.git] / c / pthread_extra / pthread_msgqueue.c

diff --git a/c/pthread_extra/pthread_msgqueue.c b/c/pthread_extra/pthread_msgqueue.c
index 168dc7f676fb7eb57b3a684ca11de7aadbcb878a..b8562965eef620cce7a21c634bab85129071c4c9 100644 (file)
--- a/c/pthread_extra/pthread_msgqueue.c
+++ b/c/pthread_extra/pthread_msgqueue.c
@@ -39,6 +39,10 @@ size_t pthread_mq_waiting(pthread_mq_t *mq) {
        return mq->msg_count;
 }
 
+size_t pthread_mq_vacant(pthread_mq_t *mq) {
+       return (mq->msg_count_max - mq->msg_count);
+}
+
 bool pthread_mq_reset(pthread_mq_t *mq) {
        if(pthread_mutex_lock(&mq->lock)) return false;
        mq->msg_count = 0;
@@ -62,7 +66,7 @@ bool pthread_mq_send_generic(pthread_mq_t *mq, void * data, bool to_front, const
                        ret = pthread_cond_wait(&mq->cond_writable, &mq->lock);
                } else {
                        //printf("STimed: %p\n", abs_timeout);
-                       assert(abs_timeout != NULL);
+                       //assert(abs_timeout != NULL);
                        ret = pthread_cond_timedwait(&mq->cond_writable, &mq->lock, abs_timeout);
                }
                if(ret) {
@@ -96,7 +100,7 @@ bool pthread_mq_receive_generic(pthread_mq_t *mq, void * data, bool peek, const
                        ret = pthread_cond_wait(&mq->cond_readable, &mq->lock);
                } else {
                        //printf("RTimed: %p\n", abs_timeout);
-                       assert(abs_timeout != NULL);
+                       //assert(abs_timeout != NULL);
                        ret = pthread_cond_timedwait(&mq->cond_readable, &mq->lock, abs_timeout);
                }
                if(ret) {