consumer « pthread « C Q&A

1. pthreads producer-consumer deadlock    stackoverflow.com

I wrote following code:

void *produce(void* arg)
{
 buffer* buff = (buffer *) arg;
 while (1)
 {
  pthread_mutex_lock(&mutex);
  if (elements_produced == JOB_SIZE)
  {
   pthread_mutex_unlock(&mutex);
   pthread_exit(NULL);
  ...

2. producer-consumer problem with pthreads    stackoverflow.com

I'm attempting to solve the producer-consumer problem using pthreads and semaphores, but it looks like the producer threads aren't producing, and the consumer threads aren't consuming. It appears that the threads ...

3. My Posix Thread wakes up without a signal    stackoverflow.com

I'm trying to implement a blocking queue using POSIX threads. Important code segments are shown below. I tried to run this program. The thread trying to remove an element from the ...

4. pthread producer consumer problem    cboard.cprogramming.com

hi all, I am learing pthreads. I am trying to implement producer/consumer(5producers,5consumers) problem with buffer size=10. given below is the program written using pthreds. (os is redhat linux9) Code: #include int counter=0; int max=10; pthread_mutex_t counter_mutex= PTHREAD_MUTEX_INITIALIZER; pthread_mutex_t condp_mutex= PTHREAD_MUTEX_INITIALIZER; pthread_mutex_t condc_mutex= PTHREAD_MUTEX_INITIALIZER; pthread_cond_t condVarProd= PTHREAD_COND_INITIALIZER; pthread_cond_t condVarCons= PTHREAD_COND_INITIALIZER; void *prodfun(); void *consfun(); main() { pthread_t prothr[10],conthr[10]; int i; for(i=0; i<5; ...

5. pthread producer/consumer    cboard.cprogramming.com