sysdeps/unix/sysv/linux/tst-prctl.c

   1 /* Smoke test for prctl.
   2    Copyright (C) 2021-2024 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 #include <sys/prctl.h>
  20 #include <support/check.h>
  21
  22 static int
  23 do_test (void)
  24 {
  25   TEST_COMPARE (prctl (PR_SET_NAME, "thread name", 0, 0, 0), 0);
  26   char buffer[16] = { 0, };
  27   TEST_COMPARE (prctl (PR_GET_NAME, buffer, 0, 0, 0), 0);
  28   char expected[16] = "thread name";
  29   TEST_COMPARE_BLOB (buffer, sizeof (buffer), expected, sizeof (expected));
  30   return 0;
  31 }
  32
  33 #include <support/test-driver.c>