1  /* Test the thread attribute get and set methods.
       2     Copyright (C) 2000-2023 Free Software Foundation, Inc.
       3     This file is part of the GNU C Library.
       4  
       5     The GNU C Library is free software; you can redistribute it and/or
       6     modify it under the terms of the GNU Lesser General Public
       7     License as published by the Free Software Foundation; either
       8     version 2.1 of the License, or (at your option) any later version.
       9  
      10     The GNU C Library is distributed in the hope that it will be useful,
      11     but WITHOUT ANY WARRANTY; without even the implied warranty of
      12     MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
      13     Lesser General Public License for more details.
      14  
      15     You should have received a copy of the GNU Lesser General Public
      16     License along with the GNU C Library;  if not, see
      17     <https://www.gnu.org/licenses/>.  */
      18  
      19  #define _GNU_SOURCE
      20  
      21  #include <pthread.h>
      22  #include <sched.h>
      23  #include <assert.h>
      24  #include <errno.h>
      25  
      26  int
      27  main (int argc, char *argv[])
      28  {
      29    error_t err;
      30    pthread_attr_t attr;
      31  
      32    int i;
      33    struct sched_param sp;
      34    void *p;
      35    size_t sz;
      36  
      37    err = pthread_attr_init (&attr);
      38    assert_perror (err);
      39  
      40    err = pthread_attr_destroy (&attr);
      41    assert_perror (err);
      42  
      43    err = pthread_attr_init (&attr);
      44    assert_perror (err);
      45  
      46  #define TEST1(foo, rv, v) \
      47  	err = pthread_attr_get##foo (&attr, rv); \
      48  	assert_perror (err); \
      49  	\
      50  	err = pthread_attr_set##foo (&attr, v); \
      51  	assert_perror (err);
      52  
      53  #define TEST(foo, rv, v) TEST1(foo, rv, v)
      54  
      55    TEST (inheritsched, &i, i);
      56    TEST (schedparam, &sp, &sp);
      57    TEST (schedpolicy, &i, i);
      58    TEST (scope, &i, i);
      59    TEST (stackaddr, &p, p);
      60    TEST (detachstate, &i, i);
      61    TEST (guardsize, &sz, sz);
      62    TEST (stacksize, &sz, sz);
      63  
      64    err = pthread_attr_getstack (&attr, &p, &sz);
      65    assert_perror (err);
      66  
      67    err = pthread_attr_setstack (&attr, p, sz);
      68    assert_perror (err);
      69  
      70    return 0;
      71  }