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  김영대(2003-03-17 01:39:31, Hit : 5174, Vote : 1455
 [Thread] pthread_attr_setinheritsched() function

/***************************************************
*--------------------------------------------------
*   Creat  : 2001. 04. 10  (programed by Cori-Young )
*   Site: http://www.byoneself.co.kr
*   Update :
*--------------------------------------------------
*   Compile : cc -o xxx xxx.c -lpthread -lrt
*--------------------------------------------------
* Machine hardware:   sun4u
* OS version:         5.7
* Processor type:     sparc
* Hardware:           SUNW,Ultra-60
***************************************************/

#include <stdio.h>
#include <stdlib.h>
#include <unistd.h>
#include <errno.h>
#include <pthread.h>
#include <stdio.h>

#define _MULTI_THREADED

static void checkResults(char *string, int rc) {

  if (rc) {
    printf("Error on : %s, rc=%d", string, rc);
    exit(EXIT_FAILURE);
  }
  return;
}

void showInheritSched(pthread_attr_t *attr) {

  int rc;
  int inheritsched;

  rc = pthread_attr_getinheritsched(attr, &inheritsched);
  checkResults("pthread_attr_getinheritsched()n", rc);


  switch(inheritsched) {

          case PTHREAD_EXPLICIT_SCHED:

            printf("Inherit Sched - PTHREAD_EXPLICIT_SCHEDn");
            break;

          case PTHREAD_INHERIT_SCHED:
            printf("Inherit Sched - PTHREAD_INHERIT_SCHEDn");
            break;

          default:
            printf("Invalid inheritsched attribute!n");
            exit(1);

  }
  return;                                        
}


int main(int argc, char **argv)
{

  pthread_t             thread;
  int                   rc=0;
  pthread_attr_t        attr;
  char                  c;
  void                 *status;

  printf("Enter Testcase - %sn", argv[0]);

  rc = pthread_attr_init(&attr);
  checkResults("pthread_attr_init()n", rc);

  showInheritSched(&attr);

  rc = pthread_attr_setinheritsched(&attr, PTHREAD_INHERIT_SCHED);
  checkResults("pthread_attr_setinheritsched()n", rc);

  showInheritSched(&attr);

  rc = pthread_attr_destroy(&attr);
  checkResults("pthread_attr_destroy()n", rc);

  printf("Main completedn");
  return 0;
}





43   [Unix/Linux] [Thread] pthread_equal() function  김영대 2003/03/17 4831 1371
42   [Unix/Linux] [Thread] pthread_detach() function  김영대 2003/03/17 5247 1422
41   [Unix/Linux] [Thread] pthread_create() function  김영대 2003/03/17 5098 1351
40   [Unix/Linux] [Thread] pthread_cond_wait() function  김영대 2003/03/17 4827 1322
39   [Unix/Linux] [Thread] pthread_cond_timedwait() function  김영대 2003/03/17 6023 1783
38   [Unix/Linux] [Thread] pthread_cond_signal() function  김영대 2003/03/17 4325 1191
37   [Unix/Linux] [Thread] pthread_cond_init() function  김영대 2003/03/17 5535 1514
36   [Unix/Linux] [Thread] pthread_cond_destroy() function  김영대 2003/03/17 4672 1243
35   [Unix/Linux] [Thread] pthread_cond_broadcast() function  김영대 2003/03/17 4800 1390
34   [Unix/Linux] [Thread] pthread_condattr_destroy() function  김영대 2003/03/17 4660 1348
33   [Unix/Linux] [Thread] pthread_cond() function  김영대 2003/03/17 6127 1625
32   [Unix/Linux] [Thread] pthread_cleanup_push() function  김영대 2003/03/17 4996 1445
31   [Unix/Linux] [Thread] pthread_cleanup_pop() function  김영대 2003/03/17 5002 1479
30   [Unix/Linux] [Thread] pthread_cancel() function  김영대 2003/03/17 5945 1697
  [Unix/Linux] [Thread] pthread_attr_setinheritsched() function  김영대 2003/03/17 5174 1455
28   [Unix/Linux] [Thread] pthread_attr_setdetachstate() function  김영대 2003/03/17 5394 1537
27   [Unix/Linux] [Thread] pthread_attr_init() function  김영대 2003/03/17 4853 1382
26   [Unix/Linux] [Thread] pthread_attr_getschedparam() function  김영대 2003/03/17 4995 1413
25   [Unix/Linux] [Thread] pthread_attr_getinheritsched() function  김영대 2003/03/17 5041 1558
24   [Unix/Linux] [Thread] pthread_attr_getdetachstate() function  김영대 2003/03/17 5104 1490

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