pthread_create—pthread_cancel—pthread_join



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  1. // gcc -lpthread server.c -o server
  2. // indent -npro -kr -i8 -ts8 -sob -l280 -ss -ncs -cp1 *
  3. #include <pthread.h>
  4. #include <stdio.h>
  5. #include <unistd.h>
  6. #include <poll.h>

  8. void *thread(void *arg)
  9. {
  10.     int i = 0;
  11.     do {
  12.         struct pollfd f;
  13.         f.fd = 0;
  14.         f.events = POLLPRI;
  15.         poll(&f, 1, 10);
  16.         i++;
  17.     } while (i < 100);
  18.     return NULL;
  19. }

  21. #define CNT 5

  23. int main()
  24. {
  25.     void *res;
  26.     int i;
  27.     pthread_t t[CNT];
  28.     do {
  29.         printf("New\n");
  30.         for (i = 0; i < CNT; i++)
  31.             pthread_create(&t[i], NULL, thread, 0);
  32.         printf("Stop\n");
  33.         for (i = 0; i < CNT; i++) {
  34.             pthread_cancel(t[i]);
  35.             pthread_join(t[i], &res);
  36.             pthread_create(&t[i], NULL, thread, 0);
  37.         }
  38.     } while (1);
  39.     return 0;
  40. }

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posted @ 2016-02-01 00:00  张同光  阅读(103)  评论(0)    收藏  举报