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  1. #include <pthread.h>
  2. #include <stdio.h>
  3. #include <stdlib.h>
  4.  
  5. #define NUM_THREADS 10
  6.  
  7. pthread_t tid[NUM_THREADS];
  8. void *runner(void *param);
  9.  
  10. int main(int argc, char *argv[])
  11. {
  12.     long i;
  13.     pthread_attr_t attr;
  14.  
  15.     printf("I am the parent thread\n");
  16.     printf("I am rayan : %s %d \n",argv[1], argc);
  17.  
  18.     /* get the default attributes */
  19.     pthread_attr_init(&attr);
  20.  
  21.     /* set the scheduling algorithm to PROCESS(PCS) or SYSTEM(SCS) */
  22.     pthread_attr_setscope(&attr, PTHREAD_SCOPE_SYSTEM);
  23.  
  24.     /* set the scheduling policy - FIFO, RT, or OTHER */
  25.     pthread_attr_setschedpolicy(&attr, SCHED_OTHER);
  26.  
  27.     /* create the threads */
  28.     for (i = 0; i < NUM_THREADS; i++)
  29.         pthread_create(&tid[i],&attr,runner,(void *) i);
  30.  
  31.     /* now join on each thread */
  32.     for (i = 0; i < NUM_THREADS; i++)
  33.         pthread_join(tid[i], NULL);
  34.  
  35.     printf("I am the parent thread again\n");
  36.  
  37.     /* comment the following line if you compile for Linux */
  38. //    system("PAUSE");
  39.     return 0;
  40. }
  41.  
  42. /* Each thread will begin control in this function */
  43. void *runner(void *param)
  44. { 
  45.     long id;
  46.     id = (long) param;
  47.     printf("I am thread #%d, My ID #%lu\n", id, tid[id]);
  48.     pthread_exit(0);
  49. }
Success #stdin #stdout 0s 97600KB
comments (?)
stdin
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Standard input is empty
stdout
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I am the parent thread
I am rayan : (null) 1 
I am thread #6, My ID #47616978077440
I am thread #7, My ID #47616981378816
I am thread #8, My ID #47616983480064
I am thread #9, My ID #47616985581312
I am thread #5, My ID #47616975976192
I am thread #4, My ID #47616973874944
I am thread #3, My ID #47616971773696
I am thread #2, My ID #47616969672448
I am thread #1, My ID #47616967571200
I am thread #0, My ID #47616965469952
I am the parent thread again
https://ideone.com/6A5Yxl
language:
C (gcc 8.3)
created:
7 years ago
visibility:
public

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