nptl/tst-attr2.c

   1 /* Copyright (C) 2003-2021 Free Software Foundation, Inc.
   2    This file is part of the GNU C Library.
   3    Contributed by Ulrich Drepper <drepper@redhat.com>, 2003.
   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 #include <errno.h>
  20 #include <pthread.h>
  21 #include <stdio.h>
  22 #include <stdlib.h>
  23 #include <unistd.h>
  24
  25
  26 int
  27 do_test (void)
  28 {
  29   pthread_attr_t a;
  30
  31   if (pthread_attr_init (&a) != 0)
  32     {
  33       puts ("attr_init failed");
  34       exit (1);
  35     }
  36
  37   /* Check default value of detach state.  */
  38   int s;
  39   if (pthread_attr_getdetachstate (&a, &s) != 0)
  40     {
  41       puts ("1st attr_getdestachstate failed");
  42       exit (1);
  43     }
  44   if (s != PTHREAD_CREATE_JOINABLE)
  45     {
  46       printf ("\
  47 default detach state wrong: %d, expected %d (PTHREAD_CREATE_JOINABLE)\n",
  48               s, PTHREAD_CREATE_JOINABLE);
  49       exit (1);
  50     }
  51
  52   int e = pthread_attr_setdetachstate (&a, PTHREAD_CREATE_DETACHED);
  53   if (e != 0)
  54     {
  55       puts ("1st attr_setdetachstate failed");
  56       exit (1);
  57     }
  58   if (pthread_attr_getdetachstate (&a, &s) != 0)
  59     {
  60       puts ("2nd attr_getdestachstate failed");
  61       exit (1);
  62     }
  63   if (s != PTHREAD_CREATE_DETACHED)
  64     {
  65       puts ("PTHREAD_CREATE_DETACHED set, but not given back");
  66       exit (1);
  67     }
  68
  69   e = pthread_attr_setdetachstate (&a, PTHREAD_CREATE_JOINABLE);
  70   if (e != 0)
  71     {
  72       puts ("2nd attr_setdetachstate failed");
  73       exit (1);
  74     }
  75   if (pthread_attr_getdetachstate (&a, &s) != 0)
  76     {
  77       puts ("3rd attr_getdestachstate failed");
  78       exit (1);
  79     }
  80   if (s != PTHREAD_CREATE_JOINABLE)
  81     {
  82       puts ("PTHREAD_CREATE_JOINABLE set, but not given back");
  83       exit (1);
  84     }
  85
  86
  87   size_t g;
  88   if (pthread_attr_getguardsize (&a, &g) != 0)
  89     {
  90       puts ("1st attr_getguardsize failed");
  91       exit (1);
  92     }
  93   if (g != (size_t) sysconf (_SC_PAGESIZE))
  94     {
  95       printf ("default guardsize %zu, expected %ld (PAGESIZE)\n",
  96               g, sysconf (_SC_PAGESIZE));
  97       exit (1);
  98     }
  99
 100   e = pthread_attr_setguardsize (&a, 0);
 101   if (e != 0)
 102     {
 103       puts ("1st attr_setguardsize failed");
 104       exit (1);
 105     }
 106   if (pthread_attr_getguardsize (&a, &g) != 0)
 107     {
 108       puts ("2nd attr_getguardsize failed");
 109       exit (1);
 110     }
 111   if (g != 0)
 112     {
 113       printf ("guardsize set to zero but %zu returned\n", g);
 114       exit (1);
 115     }
 116
 117   e = pthread_attr_setguardsize (&a, 1);
 118   if (e != 0)
 119     {
 120       puts ("2nd attr_setguardsize failed");
 121       exit (1);
 122     }
 123   if (pthread_attr_getguardsize (&a, &g) != 0)
 124     {
 125       puts ("3rd attr_getguardsize failed");
 126       exit (1);
 127     }
 128   if (g != 1)
 129     {
 130       printf ("guardsize set to 1 but %zu returned\n", g);
 131       exit (1);
 132     }
 133
 134
 135   if (pthread_attr_getinheritsched (&a, &s) != 0)
 136     {
 137       puts ("1st attr_getinheritsched failed");
 138       exit (1);
 139     }
 140   /* XXX What is the correct default value.  */
 141   if (s != PTHREAD_INHERIT_SCHED && s != PTHREAD_EXPLICIT_SCHED)
 142     {
 143       puts ("incorrect default value for inheritsched");
 144       exit (1);
 145     }
 146
 147   e = pthread_attr_setinheritsched (&a, PTHREAD_EXPLICIT_SCHED);
 148   if (e != 0)
 149     {
 150       puts ("1st attr_setinheritsched failed");
 151       exit (1);
 152     }
 153   if (pthread_attr_getinheritsched (&a, &s) != 0)
 154     {
 155       puts ("2nd attr_getinheritsched failed");
 156       exit (1);
 157     }
 158   if (s != PTHREAD_EXPLICIT_SCHED)
 159     {
 160       printf ("inheritsched set to PTHREAD_EXPLICIT_SCHED, but got %d\n", s);
 161       exit (1);
 162     }
 163
 164   e = pthread_attr_setinheritsched (&a, PTHREAD_INHERIT_SCHED);
 165   if (e != 0)
 166     {
 167       puts ("2nd attr_setinheritsched failed");
 168       exit (1);
 169     }
 170   if (pthread_attr_getinheritsched (&a, &s) != 0)
 171     {
 172       puts ("3rd attr_getinheritsched failed");
 173       exit (1);
 174     }
 175   if (s != PTHREAD_INHERIT_SCHED)
 176     {
 177       printf ("inheritsched set to PTHREAD_INHERIT_SCHED, but got %d\n", s);
 178       exit (1);
 179     }
 180
 181
 182   if (pthread_attr_getschedpolicy (&a, &s) != 0)
 183     {
 184       puts ("1st attr_getschedpolicy failed");
 185       exit (1);
 186     }
 187   /* XXX What is the correct default value.  */
 188   if (s != SCHED_OTHER && s != SCHED_FIFO && s != SCHED_RR)
 189     {
 190       puts ("incorrect default value for schedpolicy");
 191       exit (1);
 192     }
 193
 194   e = pthread_attr_setschedpolicy (&a, SCHED_RR);
 195   if (e != 0)
 196     {
 197       puts ("1st attr_setschedpolicy failed");
 198       exit (1);
 199     }
 200   if (pthread_attr_getschedpolicy (&a, &s) != 0)
 201     {
 202       puts ("2nd attr_getschedpolicy failed");
 203       exit (1);
 204     }
 205   if (s != SCHED_RR)
 206     {
 207       printf ("schedpolicy set to SCHED_RR, but got %d\n", s);
 208       exit (1);
 209     }
 210
 211   e = pthread_attr_setschedpolicy (&a, SCHED_FIFO);
 212   if (e != 0)
 213     {
 214       puts ("2nd attr_setschedpolicy failed");
 215       exit (1);
 216     }
 217   if (pthread_attr_getschedpolicy (&a, &s) != 0)
 218     {
 219       puts ("3rd attr_getschedpolicy failed");
 220       exit (1);
 221     }
 222   if (s != SCHED_FIFO)
 223     {
 224       printf ("schedpolicy set to SCHED_FIFO, but got %d\n", s);
 225       exit (1);
 226     }
 227
 228   e = pthread_attr_setschedpolicy (&a, SCHED_OTHER);
 229   if (e != 0)
 230     {
 231       puts ("3rd attr_setschedpolicy failed");
 232       exit (1);
 233     }
 234   if (pthread_attr_getschedpolicy (&a, &s) != 0)
 235     {
 236       puts ("4th attr_getschedpolicy failed");
 237       exit (1);
 238     }
 239   if (s != SCHED_OTHER)
 240     {
 241       printf ("schedpolicy set to SCHED_OTHER, but got %d\n", s);
 242       exit (1);
 243     }
 244
 245
 246   if (pthread_attr_getscope (&a, &s) != 0)
 247     {
 248       puts ("1st attr_getscope failed");
 249       exit (1);
 250     }
 251   /* XXX What is the correct default value.  */
 252   if (s != PTHREAD_SCOPE_SYSTEM && s != PTHREAD_SCOPE_PROCESS)
 253     {
 254       puts ("incorrect default value for contentionscope");
 255       exit (1);
 256     }
 257
 258   e = pthread_attr_setscope (&a, PTHREAD_SCOPE_PROCESS);
 259   if (e != ENOTSUP)
 260     {
 261       if (e != 0)
 262         {
 263           puts ("1st attr_setscope failed");
 264           exit (1);
 265         }
 266       if (pthread_attr_getscope (&a, &s) != 0)
 267         {
 268           puts ("2nd attr_getscope failed");
 269           exit (1);
 270         }
 271       if (s != PTHREAD_SCOPE_PROCESS)
 272         {
 273           printf ("\
 274 contentionscope set to PTHREAD_SCOPE_PROCESS, but got %d\n", s);
 275           exit (1);
 276         }
 277     }
 278
 279   e = pthread_attr_setscope (&a, PTHREAD_SCOPE_SYSTEM);
 280   if (e != 0)
 281     {
 282       puts ("2nd attr_setscope failed");
 283       exit (1);
 284     }
 285   if (pthread_attr_getscope (&a, &s) != 0)
 286     {
 287       puts ("3rd attr_getscope failed");
 288       exit (1);
 289     }
 290   if (s != PTHREAD_SCOPE_SYSTEM)
 291     {
 292       printf ("contentionscope set to PTHREAD_SCOPE_SYSTEM, but got %d\n", s);
 293       exit (1);
 294     }
 295
 296   char buf[1];
 297   e = pthread_attr_setstack (&a, buf, 1);
 298   if (e != EINVAL)
 299     {
 300       puts ("setstack with size 1 did not produce EINVAL");
 301       exit (1);
 302     }
 303
 304   e = pthread_attr_setstacksize (&a, 1);
 305   if (e != EINVAL)
 306     {
 307       puts ("setstacksize with size 1 did not produce EINVAL");
 308       exit (1);
 309     }
 310
 311   return 0;
 312 }
 313
 314
 315 #define TEST_FUNCTION do_test ()
 316 #include "../test-skeleton.c"