htl/tests/test-3.c

   1 /* Test the thread attribute get and set methods.
   2    Copyright (C) 2000-2020 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 }