1 /* getpriority for Linux.
2 Copyright (C) 1996-2021 Free Software Foundation, Inc.
3 This file is part of the GNU C Library.
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.
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.
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/>. */
20 #include <sys/resource.h>
23 #include <sys/syscall.h>
25 /* The return value of getpriority syscall is biased by this value
26 to avoid returning negative values. */
29 /* Return the highest priority of any process specified by WHICH and WHO
30 (see above); if WHO is zero, the current process, process group, or user
31 (as specified by WHO) is used. A lower priority number means higher
32 priority. Priorities range from PRIO_MIN to PRIO_MAX. */
35 __getpriority (enum __priority_which which
, id_t who
)
39 res
= INLINE_SYSCALL (getpriority
, 2, (int) which
, who
);
44 libc_hidden_def (__getpriority
)
45 weak_alias (__getpriority
, getpriority
)