OS_FAMILY = getOsFamily();
        IS_WINDOWS = isFamily(FAMILY_WINDOWS);
    }

    private Os() {}

    /**
     * Determines if the OS on which Maven is executing matches the
     * given OS family.
     *
     * @param family the family to check for
     * @return true if the OS matches
     *
     */
    public static boolean isFamily(String family) {
        return isFamily(family, OS_NAME);

            eclipseProject.setName(project.getPath());
            if (Os.isFamily(Os.FAMILY_WINDOWS)) {
                eclipseProject.setName(eclipseProject.getName().replace(':', '_'));
            }
        }


        File licenseHeaderFile;
        String prefix = ":x-pack";
        if (Os.isFamily(Os.FAMILY_WINDOWS)) {
            prefix = prefix.replace(':', '_');
        }

        // We need to choose which executable we are using. In shell mode, or when we
        // are spawning and thus using the wrapper script, the executable is the shell.
        if (useShell || spawn) {
            if (Os.isFamily(Os.FAMILY_WINDOWS)) {
                realExecutable = 'cmd'
                realArgs.add('/C')
                realArgs.add('"') // quote the entire command
            } else {
                realExecutable = 'sh'

        final Object pid = "${ -> this.fixture.pid }"
        onlyIf { fixture.pidFile.exists() }
        doFirst {
            logger.info("Shutting down ${fixture.name} with pid ${pid}")
        }

        if (Os.isFamily(Os.FAMILY_WINDOWS)) {
            executable = 'Taskkill'
            args('/PID', pid, '/F')
        } else {
            executable = 'kill'
            args('-9', pid)
        }
        doLast {

        assertTrue(instance.equals(new FileModelSource(tempFile)));
    }

    @Test
    void testWindowsPaths() throws Exception {
        assumeTrue(Os.isFamily("Windows"));

        File upperCaseFile = createTempFile("TESTE");
        String absolutePath = upperCaseFile.getAbsolutePath();
        File lowerCaseFile = new File(absolutePath.toLowerCase());

            .reduce(FileTree::plus)
            .orElse(projectLayout.files().getAsFileTree());
    }

    @TaskAction
    public void checkInvalidPermissions() throws IOException {
        if (Os.isFamily(Os.FAMILY_WINDOWS)) {
            throw new StopExecutionException();
        }
        List<String> failures = getFiles().getFiles()
            .stream()
            .filter(FilePermissionsTask::isExecutableFile)

        boolean reverse = false;

        if (test.startsWith("!")) {
            reverse = true;
            test = test.substring(1);
        }

        boolean result = Os.isFamily(test, actualName);

        return reverse ? !result : result;
    }

        String test = family;
        boolean reverse = false;

        if (test.startsWith("!")) {
            reverse = true;
            test = test.substring(1);
        }

        boolean result = Os.isFamily(test);

        if (reverse) {
            return !result;
        } else {
            return result;
        }
    }

                    loggedExec.environment("JAVA_HOME", getJavaHome(Integer.parseInt(minimumCompilerVersion)));
                }
            });

            if (Os.isFamily(Os.FAMILY_WINDOWS)) {
                loggedExec.executable("cmd");
                loggedExec.args("/C", "call", new File(checkoutDir.get(), "gradlew").toString());
            } else {

			items = operands[:cap(operands)][len(operands)][:0]
		} else {
			items = make([]lex.Token, 0, 3)
		}
		for {
			tok = p.nextToken()
			if len(operands) == 0 && len(items) == 0 {
				if p.arch.InFamily(sys.ARM, sys.ARM64, sys.AMD64, sys.I386, sys.Loong64, sys.RISCV64) && tok == '.' {
					// Suffixes: ARM conditionals, Loong64 vector instructions, RISCV rounding mode or x86 modifiers.
					tok = p.nextToken()