/*

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 * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.

 *

 * This code is free software; you can redistribute it and/or modify it

 * under the terms of the GNU General Public License version 2 only, as

 * published by the Free Software Foundation.

 *

 * This code is distributed in the hope that it will be useful, but WITHOUT

 * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or

 * FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License

 * version 2 for more details (a copy is included in the LICENSE file that

 * accompanied this code).

 *

 * You should have received a copy of the GNU General Public License version

 * 2 along with this work; if not, write to the Free Software Foundation,

 * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.

 *

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 */

import java.lang.ProcessBuilder.Redirect;

import java.nio.file.Files;

import java.nio.file.Path;

import java.nio.file.Paths;

import java.nio.file.StandardCopyOption;

import java.util.Arrays;

import java.util.List;

import jdk.test.lib.Asserts;

/*

 * @test

 * @key cte_test

 * @bug 4345157

 * @summary JDK 1.3.0 alters thread signal mask

 * @requires (vm.simpleArch == "sparcv9")

 * @modules java.base/jdk.internal.misc

 * @library /test/lib

 * @compile Prog.java

 * @run main/native ThreadSignalMask

 */

public class ThreadSignalMask {

    public static void main(String args[]) throws Exception {

        String testClasses = getSystemProperty("test.classes");

        String testNativePath = getSystemProperty("test.nativepath");

        String testJdk = getSystemProperty("test.jdk");

        Path currentDirPath = Paths.get(".");

        Path classFilePath = Paths.get(testClasses,

                Prog.class.getSimpleName() + ".class");

        // copy Prog.class file to be invoked from native

        Files.copy(classFilePath,

                currentDirPath.resolve(Prog.class.getSimpleName() + ".class"),

                StandardCopyOption.REPLACE_EXISTING);

        Path executableFilePath = Paths.get(testNativePath,

                ThreadSignalMask.class.getSimpleName());

        Path executableFileLocalPath = currentDirPath.resolve(

                ThreadSignalMask.class.getSimpleName());

        // copy compiled native executable ThreadSignalMask

        Files.copy(executableFilePath,

                executableFileLocalPath,

                StandardCopyOption.REPLACE_EXISTING);

        executableFileLocalPath.toFile().setExecutable(true);

        long[] intervalsArray = {2000, 5000, 10000, 20000};

        List<String> processArgs = Arrays.asList(

                executableFileLocalPath.toString(),

                testJdk);

        ProcessBuilder pb = new ProcessBuilder(processArgs);

        pb.redirectOutput(Redirect.INHERIT);

        pb.redirectError(Redirect.INHERIT);

        int result = 0;

        for (long interval : intervalsArray) {

            Process p = pb.start();

            // sleep for a specified period of time to let native run

            sleep(interval);

            p.destroy();

            // wait for process to finish, get exit value and validate it

            result = p.waitFor();

            System.out.println("Result = " + result);

            if (result == 0) {

                break;

            }

        }

        Asserts.assertEquals(result, 0);

    }

    // Utility method to handle Thread.sleep

    private static void sleep(long millis) throws InterruptedException {

        System.out.println("Sleep for " + millis);

        Thread.sleep(millis);

    }

    // Utility method to retrieve and validate system properties

    private static String getSystemProperty(String propertyName) throws Error {

        String systemProperty = System.getProperty(propertyName, "").trim();

        System.out.println(propertyName + " = " + systemProperty);

        if (systemProperty.isEmpty()) {

            throw new Error("TESTBUG: property " + propertyName + " is empty");

        }

        return systemProperty;

    }

}