20  * or visit www.oracle.com if you need additional information or have any
21  * questions.
22  */
23 
24 /**
25  * @test Testexecstack.java
26  * @summary Searches for all libraries in test VM and checks that they
27  *          have the noexecstack bit set.
28  * @requires (os.family == "linux")
29  * @library /test/lib
30  * @modules java.base/jdk.internal.misc
31  * @build jdk.test.whitebox.WhiteBox
32  * @run driver jdk.test.lib.helpers.ClassFileInstaller jdk.test.whitebox.WhiteBox
33  * @run main/othervm -Xbootclasspath/a:. -XX:+UnlockDiagnosticVMOptions -XX:+WhiteBoxAPI
34  *                   TestCheckJDK
35  */
36 
37 import jdk.test.lib.Asserts;
38 import jdk.test.whitebox.WhiteBox;
39 

40 import java.nio.file.Files;
41 import java.nio.file.Path;
42 import java.nio.file.Paths;
43 
44 public class TestCheckJDK {
45     static boolean testPassed = true;
46     private static final WhiteBox WB = WhiteBox.getWhiteBox();
47 
48     static void checkExecStack(Path file) {
49         String filename = file.toString();
50         Path parent = file.getParent();
51         if ((parent.endsWith("bin") && !filename.endsWith(".diz")) || filename.endsWith(".so")) {

52             if (!WB.checkLibSpecifiesNoexecstack(filename)) {
53                 System.out.println("Library does not have the noexecstack bit set: " + filename);
54                 testPassed = false;
55             }
56         }
57     }
58 
59     public static void main(String[] args) throws Throwable {
60         String vmInstallDir = System.getProperty("java.home");
61 
62         Files.walk(Paths.get(vmInstallDir)).filter(Files::isRegularFile).forEach(TestCheckJDK::checkExecStack);
63 
64         Asserts.assertTrue(testPassed,
65             "The tested VM contains libs that don't have the noexecstack " +
66             "bit set. They must be linked with -z,noexecstack.");
67     }
68 }

20  * or visit www.oracle.com if you need additional information or have any
21  * questions.
22  */
23 
24 /**
25  * @test Testexecstack.java
26  * @summary Searches for all libraries in test VM and checks that they
27  *          have the noexecstack bit set.
28  * @requires (os.family == "linux")
29  * @library /test/lib
30  * @modules java.base/jdk.internal.misc
31  * @build jdk.test.whitebox.WhiteBox
32  * @run driver jdk.test.lib.helpers.ClassFileInstaller jdk.test.whitebox.WhiteBox
33  * @run main/othervm -Xbootclasspath/a:. -XX:+UnlockDiagnosticVMOptions -XX:+WhiteBoxAPI
34  *                   TestCheckJDK
35  */
36 
37 import jdk.test.lib.Asserts;
38 import jdk.test.whitebox.WhiteBox;
39 
40 import java.io.File;
41 import java.nio.file.Files;
42 import java.nio.file.Path;
43 import java.nio.file.Paths;
44 
45 public class TestCheckJDK {
46     static boolean testPassed = true;
47     private static final WhiteBox WB = WhiteBox.getWhiteBox();
48 
49     static void checkExecStack(Path file) {
50         String filename = file.toString();
51         Path parent = file.getParent();
52         if ((parent.endsWith("bin") && !filename.endsWith(".diz") && !filename.endsWith(File.separator + "jfrconv")) 
53                 || filename.endsWith(".so")) {
54             if (!WB.checkLibSpecifiesNoexecstack(filename)) {
55                 System.out.println("Library does not have the noexecstack bit set: " + filename);
56                 testPassed = false;
57             }
58         }
59     }
60 
61     public static void main(String[] args) throws Throwable {
62         String vmInstallDir = System.getProperty("java.home");
63 
64         Files.walk(Paths.get(vmInstallDir)).filter(Files::isRegularFile).forEach(TestCheckJDK::checkExecStack);
65 
66         Asserts.assertTrue(testPassed,
67             "The tested VM contains libs that don't have the noexecstack " +
68             "bit set. They must be linked with -z,noexecstack.");
69     }
70 }