1<?php 2/* 3 * 4 * Copyright 2018 gRPC authors. 5 * 6 * Licensed under the Apache License, Version 2.0 (the "License"); 7 * you may not use this file except in compliance with the License. 8 * You may obtain a copy of the License at 9 * 10 * http://www.apache.org/licenses/LICENSE-2.0 11 * 12 * Unless required by applicable law or agreed to in writing, software 13 * distributed under the License is distributed on an "AS IS" BASIS, 14 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. 15 * See the License for the specific language governing permissions and 16 * limitations under the License. 17 * 18 */ 19 20$pid = pcntl_fork(); 21if ($pid == -1) { 22 die("could not fork"); 23 24} else if ($pid) { 25 // parent 26 echo "parent waiting...\n"; 27 pcntl_waitpid($pid, /*&*/$pcntl_status); 28 29} else { 30 // child 31 echo "child exiting...\n"; 32 exit(0); 33} 34 35echo "parent finishing. Done\n"; 36