| /* Copyright (C) 1991-2014 Free Software Foundation, Inc. |
| This file is part of the GNU C Library. |
| |
| The GNU C Library is free software; you can redistribute it and/or |
| modify it under the terms of the GNU Lesser General Public |
| License as published by the Free Software Foundation; either |
| version 2.1 of the License, or (at your option) any later version. |
| |
| The GNU C Library is distributed in the hope that it will be useful, |
| but WITHOUT ANY WARRANTY; without even the implied warranty of |
| MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU |
| Lesser General Public License for more details. |
| |
| You should have received a copy of the GNU Lesser General Public |
| License along with the GNU C Library; if not, see |
| <http://www.gnu.org/licenses/>. */ |
| |
| #include <errno.h> |
| #include <sys/wait.h> |
| #include <sys/types.h> |
| |
| /* Wait for a child to exit. When one does, put its status in *STAT_LOC and |
| return its process ID. For errors return (pid_t) -1. If USAGE is not nil, |
| store information about the child's resource usage (as a `struct rusage') |
| there. If the WUNTRACED bit is set in OPTIONS, return status for stopped |
| children; otherwise don't. */ |
| pid_t |
| __wait3 (__WAIT_STATUS_DEFN stat_loc, int options, struct rusage *usage) |
| { |
| if ((options & ~(WNOHANG|WUNTRACED)) != 0) |
| { |
| __set_errno (EINVAL); |
| return (pid_t) -1; |
| } |
| |
| __set_errno (ENOSYS); |
| return (pid_t) -1; |
| } |
| stub_warning (wait3) |
| |
| weak_alias (__wait3, wait3) |