/* Copyright (C) 1992, 1993, 1995, 1996 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 Library General Public License as published by the Free Software Foundation; either version 2 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 Library General Public License for more details. You should have received a copy of the GNU Library General Public License along with the GNU C Library; see the file COPYING.LIB. If not, write to the Free Software Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA. */ #include <errno.h> #include <sys/wait.h> #include <sys/types.h> #include <stddef.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 (stat_loc, options, usage) __WAIT_STATUS_DEFN stat_loc; int options; struct rusage *usage; { if (usage != NULL) { __set_errno (ENOSYS); return (pid_t) -1; } return __waitpid (WAIT_ANY, stat_loc, options); } weak_alias (__wait3, wait3)