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+/* ========================================================================
+ * Copyright 1988-2006 University of Washington
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ *
+ * ========================================================================
+ */
+
+/*
+ * Program: UNIX Grim PID Reaper -- waitpid() version
+ *
+ * Author: Mark Crispin
+ * Networks and Distributed Computing
+ * Computing & Communications
+ * University of Washington
+ * Administration Building, AG-44
+ * Seattle, WA 98195
+ * Internet: MRC@CAC.Washington.EDU
+ *
+ * Date: 30 November 1993
+ * Last Edited: 30 August 2006
+ */
+
+/* Grim PID reaper
+ * Accepts: process ID
+ * kill request flag
+ * status return value
+ */
+
+void grim_pid_reap_status (int pid,int killreq,void *status)
+{
+ if (killreq) kill(pid,SIGHUP);/* kill if not already dead */
+ while ((waitpid (pid,status,NIL) < 0) && (errno != ECHILD));
+}