Pthread

1 개요[ | ]

POSIX Thread; Pthread
POSIX 쓰레드, POSIX 스레드; P쓰레드

쓰레드에 관한 POSIX 표준
쓰레드 작성을 위해 제공되는 POSIX 표준 API

2 예시[ | ]

C

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#include <pthread.h>
#include <stdio.h>
#include <stdlib.h>
#include <assert.h>
 
#define NUM_THREADS     5
 
void *task_code(void *argument)
{
   int tid;
 
   tid = *((int *) argument);
   printf("Hello World! It's me, thread %d!\n", tid);
 
   /* optionally: insert more useful stuff here */
 
   return NULL;
}
 
int main(void)
{
   pthread_t threads[NUM_THREADS];
   int thread_args[NUM_THREADS];
   int rc, i;
 
   // create all threads one by one
   for (i=0; i<NUM_THREADS; ++i) {
      thread_args[i] = i;
      printf("In main: creating thread %d\n", i);
      rc = pthread_create(&threads[i], NULL, task_code, (void *) &thread_args[i]);
      assert(0 == rc);
   }
 
   // wait for each thread to complete
   for (i=0; i<NUM_THREADS; ++i) {
      // block until thread i completes
      rc = pthread_join(threads[i], NULL);
      printf("In main: thread %d is complete\n", i);
      assert(0 == rc);
   }
 
   printf("In main: All threads completed successfully\n");
   exit(EXIT_SUCCESS);
}

3 같이 보기[ | ]

4 참고[ | ]

http://en.wikipedia.org/wiki/POSIX_Threads