1 /* ========================================================================
2 * Copyright 1988-2006 University of Washington
3 *
4 * Licensed under the Apache License, Version 2.0 (the "License");
5 * you may not use this file except in compliance with the License.
6 * You may obtain a copy of the License at
7 *
8 * http://www.apache.org/licenses/LICENSE-2.0
9 *
10 *
11 * ========================================================================
12 */
13
14 /*
15 * Program: UNIX Grim PID Reaper -- waitpid() version
16 *
17 * Author: Mark Crispin
18 * Networks and Distributed Computing
19 * Computing & Communications
20 * University of Washington
21 * Administration Building, AG-44
22 * Seattle, WA 98195
23 * Internet: MRC@CAC.Washington.EDU
24 *
25 * Date: 30 November 1993
26 * Last Edited: 30 August 2006
27 */
28
29 /* Grim PID reaper
30 * Accepts: process ID
31 * kill request flag
32 * status return value
33 */
34
grim_pid_reap_status(int pid,int killreq,void * status)35 void grim_pid_reap_status (int pid,int killreq,void *status)
36 {
37 if (killreq) kill(pid,SIGHUP);/* kill if not already dead */
38 while ((waitpid (pid,status,NIL) < 0) && (errno != ECHILD));
39 }
40