lib/spawnattr_getschedpolicy.c

   1 /* Copyright (C) 2000, 2009-2019 Free Software Foundation, Inc.
   2    This file is part of the GNU C Library.
   3
   4    This program is free software: you can redistribute it and/or modify
   5    it under the terms of the GNU General Public License as published by
   6    the Free Software Foundation; either version 3 of the License, or
   7    (at your option) any later version.
   8
   9    This program 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
  12    GNU General Public License for more details.
  13
  14    You should have received a copy of the GNU General Public License
  15    along with this program.  If not, see <https://www.gnu.org/licenses/>.  */
  16
  17 #include <config.h>
  18
  19 /* Specification.  */
  20 #include <spawn.h>
  21
  22 #include <string.h>
  23
  24 /* Get scheduling policy from the attribute structure.  */
  25 int
  26 posix_spawnattr_getschedpolicy (const posix_spawnattr_t *attr,
  27                                 int *schedpolicy)
  28 {
  29   /* Do nothing if POSIX_SPAWN_SETSCHEDULER is unsupported.  */
  30 #if POSIX_SPAWN_SETSCHEDULER != 0
  31   /* Copy the scheduling policy.  */
  32   *schedpolicy = attr->_policy;
  33 #endif
  34
  35   return 0;
  36 }