1 /* Copyright (C) 2003-2022 Free Software Foundation, Inc.
2    This file is part of the GNU C Library.
3 
4    The GNU C Library is free software; you can redistribute it and/or
5    modify it under the terms of the GNU Lesser General Public
6    License as published by the Free Software Foundation; either
7    version 2.1 of the License, or (at your option) any later version.
8 
9    The GNU C Library is distributed in the hope that it will be useful,
10    but WITHOUT ANY WARRANTY; without even the implied warranty of
11    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
12    Lesser General Public License for more details.
13 
14    You should have received a copy of the GNU Lesser General Public
15    License along with the GNU C Library; if not, see
16    <https://www.gnu.org/licenses/>.  */
17 
18 #include <pthread.h>
19 #include <stdio.h>
20 #include <unistd.h>
21 #include <sys/types.h>
22 
23 
24 static int global;
25 
26 static void *
tf(void * a)27 tf (void *a)
28 {
29   global = 1;
30 
31   return 0;
32 }
33 
34 
35 int
do_test(void)36 do_test (void)
37 {
38   pthread_t th;
39   pthread_attr_t at;
40 
41   if (pthread_attr_init (&at) != 0)
42     {
43       puts ("attr_init failed");
44       return 1;
45     }
46 
47   if (pthread_attr_setschedpolicy (&at, SCHED_OTHER) != 0)
48     {
49       puts ("attr_setschedpolicy failed");
50       return 1;
51     }
52 
53   struct sched_param pa;
54   if (sched_getparam (getpid (), &pa) != 0)
55     {
56       puts ("sched_getschedparam failed");
57       return 1;
58     }
59 
60   if (pthread_attr_setschedparam (&at, &pa) != 0)
61     {
62       puts ("attr_setschedparam failed");
63       return 1;
64     }
65 
66   if (pthread_attr_setinheritsched (&at, PTHREAD_EXPLICIT_SCHED) != 0)
67     {
68       puts ("attr_setinheritsched failed");
69       return 1;
70     }
71 
72   if (pthread_create (&th, &at, tf, NULL) != 0)
73     {
74       puts ("create failed");
75       return 1;
76     }
77 
78   int e = pthread_join (th, NULL);
79   if (e != 0)
80     {
81       printf ("join failed: %d\n", e);
82       return 1;
83     }
84 
85   if (global == 0)
86     {
87       puts ("thread didn't run");
88       return 1;
89     }
90 
91   return 0;
92 }
93 
94 
95 #define TEST_FUNCTION do_test ()
96 #include "../test-skeleton.c"
97