62 lines
2.2 KiB
Java
62 lines
2.2 KiB
Java
/*
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* Copyright (c) 2002, 2010, Oracle and/or its affiliates. All rights reserved.
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* DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
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*
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* This code is free software; you can redistribute it and/or modify it
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* under the terms of the GNU General Public License version 2 only, as
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* published by the Free Software Foundation.
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*
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* This code is distributed in the hope that it will be useful, but WITHOUT
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* ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
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* FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
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* version 2 for more details (a copy is included in the LICENSE file that
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* accompanied this code).
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*
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* You should have received a copy of the GNU General Public License version
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* 2 along with this work; if not, write to the Free Software Foundation,
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* Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
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*
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* Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
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* or visit www.oracle.com if you need additional information or have any
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* questions.
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*/
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/* @test
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* @bug 4750978
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* @run main/othervm/timeout=300 ExecWithDir
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* @summary Ensure that we can fork-and-exec repeatedly when a new working
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* directory is specified
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*/
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import java.io.File;
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public class ExecWithDir {
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private static final int N = 500;
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public static void main(String args[]) throws Exception {
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if (! UnixCommands.isUnix) {
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System.out.println("For UNIX only");
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return;
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}
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UnixCommands.ensureCommandsAvailable("true");
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final String trueCmd = UnixCommands.findCommand("true");
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File dir = new File(".");
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for (int i = 1; i <= N; i++) {
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System.out.print(i);
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System.out.print(" e");
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Process p = Runtime.getRuntime().exec(trueCmd, null, dir);
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System.out.print('w');
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int s = p.waitFor();
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System.out.println("x " + s);
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if (s != 0) throw new Error("Unexpected return code " + s);
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// Avoid "Too many open files"
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p.getInputStream().close();
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p.getOutputStream().close();
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p.getErrorStream().close();
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}
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}
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}
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