1 /* 2 * Copyright (c) 2002, Oracle and/or its affiliates. All rights reserved. 3 * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER. 4 * 5 * This code is free software; you can redistribute it and/or modify it 6 * under the terms of the GNU General Public License version 2 only, as 7 * published by the Free Software Foundation. 8 * 9 * This code is distributed in the hope that it will be useful, but WITHOUT 10 * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or 11 * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License 12 * version 2 for more details (a copy is included in the LICENSE file that 13 * accompanied this code). 14 * 15 * You should have received a copy of the GNU General Public License version 16 * 2 along with this work; if not, write to the Free Software Foundation, 17 * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA. 18 * 19 * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA 20 * or visit www.oracle.com if you need additional information or have any 21 * questions. 22 */ 23 24 /* @test 25 * @bug 4763362 26 * @summary Ensure that Process.waitFor returns the correct status code 27 * even for very short-running subprocesses 28 */ 29 30 31 public class Status { 32 33 private static int N = 160; 34 35 public static void main(String args[]) 36 throws Exception 37 { 38 if (!System.getProperty("os.name").equals("Linux")) 39 return; 40 for (int i = 0; i < N; i++) { 41 Process p = Runtime.getRuntime().exec("false"); 42 int s = p.waitFor(); 43 System.out.print(s); 44 System.out.print(' '); 45 if (s != 1) { 46 System.out.println(); 47 throw new Exception("Wrong status"); 48 } 49 } 50 System.out.println(); 51 } 52 53 }