You can not select more than 25 topics
Topics must start with a letter or number, can include dashes ('-') and can be up to 35 characters long.
32 lines
2.2 KiB
32 lines
2.2 KiB
/*-*- mode:c;indent-tabs-mode:nil;c-basic-offset:2;tab-width:8;coding:utf-8 -*-│ |
|
│vi: set net ft=c ts=2 sts=2 sw=2 fenc=utf-8 :vi│ |
|
╞══════════════════════════════════════════════════════════════════════════════╡ |
|
│ Copyright 2020 Justine Alexandra Roberts Tunney │ |
|
│ │ |
|
│ This program is free software; you can redistribute it and/or modify │ |
|
│ it under the terms of the GNU General Public License as published by │ |
|
│ the Free Software Foundation; version 2 of the License. │ |
|
│ │ |
|
│ This program 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 │ |
|
│ General Public License for more details. │ |
|
│ │ |
|
│ You should have received a copy of the GNU General Public License │ |
|
│ along with this program; if not, write to the Free Software │ |
|
│ Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA │ |
|
│ 02110-1301 USA │ |
|
╚─────────────────────────────────────────────────────────────────────────────*/ |
|
#include "libc/calls/calls.h" |
|
|
|
/** |
|
* Waits for status to change on any child process. |
|
* |
|
* @param opt_out_wstatus optionally returns status code, and *wstatus |
|
* may be inspected using WEEXITSTATUS(), etc. |
|
* @return process id of terminated child or -1 w/ errno |
|
* @asyncsignalsafe |
|
*/ |
|
int wait(int *opt_out_wstatus) { |
|
return wait4(-1, opt_out_wstatus, 0, NULL); |
|
}
|
|
|