russell@unturf.com
0a580b313d
Authors: russell@unturf.com · brackishbert@gmail.com · foxhop.net · TimeHexOn.com Patches, unit tests, benchmarks, whitepaper, and outreach briefs. Public domain — no copyright claimed. Use freely.
66 lines
2.9 KiB
Java
66 lines
2.9 KiB
Java
/*
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* Copyright (c) 2022, 2025, 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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import java.io.IOException;
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/*
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* @test id=posix_spawn
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* @summary Verify Signal mask is cleared by ProcessBuilder start when using posix_spawn mode
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* @bug 8234262
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* @requires (os.family == "linux" | os.family == "mac")
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* @comment Don't allow -Xcomp, it disturbs the relative timing of the sleep and kill commands
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* @requires (vm.compMode != "Xcomp")
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* @run main/othervm/timeout=480 -Djdk.lang.Process.launchMechanism=POSIX_SPAWN UnblockSignals
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* @run main/othervm/timeout=480 -Djdk.lang.Process.launchMechanism=POSIX_SPAWN -Xrs UnblockSignals
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*/
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/*
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* @test id=fork
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* @summary Verify Signal mask is cleared by ProcessBuilder start when using fork mode
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* @bug 8357683
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* @requires (os.family == "linux" | os.family == "mac")
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* @comment Don't allow -Xcomp, it disturbs the relative timing of the sleep and kill commands
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* @requires (vm.compMode != "Xcomp")
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* @run main/othervm/timeout=480 -Djdk.lang.Process.launchMechanism=FORK UnblockSignals
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* @run main/othervm/timeout=480 -Djdk.lang.Process.launchMechanism=FORK -Xrs UnblockSignals
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*/
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public class UnblockSignals {
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public static void main(String[] args) throws IOException, InterruptedException {
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// Check that SIGQUIT is not masked, in previous releases it was masked
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final ProcessBuilder pb = new ProcessBuilder("sleep", "30").inheritIO();
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Process p = pb.start();
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System.out.printf("Child %d, %s%n", p.pid(), pb.command());
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ProcessBuilder killpb = new ProcessBuilder("kill", "-s", "QUIT", Long.toString(p.pid()));
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Process killp = killpb.start();
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System.out.printf("Child %d, %s%n", killp.pid(), killpb.command());
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int killst = killp.waitFor();
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if (killst != 0) {
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throw new RuntimeException("Kill process failed, exit status: " + killst);
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}
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int sleepStatus = p.waitFor();
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if (sleepStatus == 0) {
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throw new RuntimeException("Child not killed");
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}
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}
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}
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