8359735: [Ubuntu 25.10] java/lang/ProcessBuilder/Basic.java, java/lang/ProcessHandle/InfoTest.java fail due to rust-coreutils

Backport-of: c6ab63d

Author: Roman Marchenko

test/jdk/java/lang/ProcessBuilder/Basic.java

@@ -699,7 +699,7 @@ private static class TrueExe {
         public static String path() { return path; }
         private static final String path = path0();
         private static String path0(){
-            if (!Platform.isBusybox("/bin/true")) {
+            if (!Files.isSymbolicLink(Paths.get("/bin/true"))) {
                 return "/bin/true";
             } else {
                 File trueExe = new File("true");
@@ -714,7 +714,7 @@ private static class FalseExe {
         public static String path() { return path; }
         private static final String path = path0();
         private static String path0(){
-            if (!Platform.isBusybox("/bin/false")) {
+            if (!Files.isSymbolicLink(Paths.get("/bin/false"))) {
                 return "/bin/false";
             } else {
                 File falseExe = new File("false");

test/jdk/java/lang/ProcessHandle/InfoTest.java

@@ -1,5 +1,5 @@
 /*
- * Copyright (c) 2014, 2023, Oracle and/or its affiliates. All rights reserved.
+ * Copyright (c) 2014, 2025, Oracle and/or its affiliates. All rights reserved.
  * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
  *
  * This code is free software; you can redistribute it and/or modify it
@@ -294,10 +294,12 @@ public static void test3() {
                     String expected = "sleep";
                     if (Platform.isWindows()) {
                         expected = "sleep.exe";
-                    } else if (Platform.isBusybox("/bin/sleep")) {
-                        // With busybox sleep is just a sym link to busybox.
-                        // The busbox executable is seen as ProcessHandle.Info command.
-                        expected = "busybox";
+                    } else if (Files.isSymbolicLink(Paths.get("/bin/sleep"))) {
+                        // Busybox sleep is a symbolic link to /bin/busybox.
+                        // Rust coreutils sleep is a symbolic link to coreutils
+                        // The busbox/coreutils executables are seen as ProcessHandle.Info command.
+                        Path executable = Files.readSymbolicLink(Paths.get("/bin/sleep"));
+                        expected = executable.getFileName().toString();
                     }
                     Assert.assertTrue(command.endsWith(expected), "Command: expected: \'" +
                             expected + "\', actual: " + command);