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  1. #include <stdio.h>
  2. #include <pthread.h>
  3. #include <stdlib.h>
  4.  
  5. #define NUM_THREADS 3
  6.  
  7. void *hello_thread(void *arg)
  8. {
  9. 	printf("Thread %ld : Hello world\n", (long int)arg);
  10. 	return arg;
  11. }
  12.  
  13. int main(void) {
  14.  
  15. 	pthread_t tid[NUM_THREADS];
  16. 	long int i, status;
  17.  
  18. 	for(i=0 ; i<NUM_THREADS ; i++)
  19. 	{
  20. 		status = pthread_create(&tid[i], NULL, hello_thread, (void *)i);
  21. 		if(status !=0)
  22. 		{
  23. 			fprintf(stderr, "create thread %ld : %ld\n", i, status);
  24. 			exit(1);
  25. 		}
  26. 	}
  27. 	pthread_exit(NULL);
  28.  
  29. 	return 0;
  30. }
  31.  
Success #stdin #stdout 0s 5448KB
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stdin
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Standard input is empty
stdout
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Thread 2 : Hello world
Thread 1 : Hello world
Thread 0 : Hello world
https://ideone.com/kXcN1i
language:
C (gcc 8.3)
created:
3 years ago
visibility:
public

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