Consolidate off_t/off64_t syscall argument passing
[glibc.git] / posix / wait3.c
blob356839aef8eae2b17363585b68636d20bf5e4897
1 /* Copyright (C) 1991-2016 Free Software Foundation, Inc.
2 This file is part of the GNU C Library.
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.
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.
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 <http://www.gnu.org/licenses/>. */
18 #include <errno.h>
19 #include <sys/wait.h>
20 #include <sys/types.h>
22 /* Wait for a child to exit. When one does, put its status in *STAT_LOC and
23 return its process ID. For errors return (pid_t) -1. If USAGE is not nil,
24 store information about the child's resource usage (as a `struct rusage')
25 there. If the WUNTRACED bit is set in OPTIONS, return status for stopped
26 children; otherwise don't. */
27 pid_t
28 __wait3 (__WAIT_STATUS_DEFN stat_loc, int options, struct rusage *usage)
30 if ((options & ~(WNOHANG|WUNTRACED)) != 0)
32 __set_errno (EINVAL);
33 return (pid_t) -1;
36 __set_errno (ENOSYS);
37 return (pid_t) -1;
39 stub_warning (wait3)
41 weak_alias (__wait3, wait3)