} else if (OperatingSystem.current().isWindows()) {
            defaultMax = MAX_COMMAND_LINE_LENGTH_WINDOWS;
        }
        // in chars
        return Integer.getInteger("org.gradle.internal.cmdline.max.length", defaultMax);
    }

    public static boolean hasCommandLineExceedMaxLengthException(Throwable failureCause) {
        Throwable cause = failureCause;
        do {

// a *RunError indicating the command, exit status, and standard error.
// Standard error is unavailable for commands that exit successfully.
func Run(ctx context.Context, dir string, cmdline ...any) ([]byte, error) {
	return RunWithStdin(ctx, dir, nil, cmdline...)
}

// bashQuoter escapes characters that have special meaning in double-quoted strings in the bash shell.
// See https://www.gnu.org/software/bash/manual/html_node/Double-Quotes.html.

        when:
        succeeds('help')

        then:
        verifySettings(operation(), settingsFile)
        operation().details.buildPath == ":"
    }

    def "settings set via cmdline flag are exposed"() {
        createDirs("custom", "custom/a")
        def customSettingsDir = file("custom")
        def customSettingsFile = new File(customSettingsDir, "settings.gradle")
        customSettingsFile << """

	// for testing vet or supplying an alternative analysis tool.
	if name == "vet" && VetTool != "" {
		path = VetTool
		desc = VetTool
	}

	cmdline := str.StringList(cfg.BuildToolexec, path, "-V=full")
	cmd := exec.Command(cmdline[0], cmdline[1:]...)
	var stdout, stderr strings.Builder
	cmd.Stdout = &stdout
	cmd.Stderr = &stderr
	if err := cmd.Run(); err != nil {
		if stderr.Len() > 0 {

#	* at the end, after "=" sign, like
#	  //sys getsockopt(s int, level int, name int, val uintptr, vallen *_Socklen) (err error) = libsocket.getsockopt

use strict;

my $cmdline = "mksyscall_libc.pl " . join(' ', @ARGV);
my $errors = 0;
my $_32bit = "";
my $tags = "";  # build tags
my $newtags = ""; # new style build tags
my $aix = 0;
my $solaris = 0;

binmode STDOUT;

		{"/debug/pprof/heap", Index, http.StatusOK, "application/octet-stream", `attachment; filename="heap"`, nil},
		{"/debug/pprof/heap?debug=1", Index, http.StatusOK, "text/plain; charset=utf-8", "", nil},
		{"/debug/pprof/cmdline", Cmdline, http.StatusOK, "text/plain; charset=utf-8", "", nil},
		{"/debug/pprof/profile?seconds=1", Profile, http.StatusOK, "application/octet-stream", `attachment; filename="profile"`, nil},

# call.  This must only be used for system calls which can never
# block, as otherwise the system call could cause all goroutines to
# hang.

use strict;

my $cmdline = "mksyscall.pl " . join(' ', @ARGV);
my $errors = 0;
my $_32bit = "";
my $plan9 = 0;
my $darwin = 0;
my $openbsd = 0;
my $netbsd = 0;
my $dragonfly = 0;
my $arm = 0; # 64-bit value should use (even, odd)-pair

        """

        // Artificially lower the length of the command-line we try to shorten
        file("gradle.properties") << """
            systemProp.org.gradle.internal.cmdline.max.length=1000
        """

        when:
        succeeds taskName, "-i"

        then:
        executedAndNotSkipped(":$taskName")
        assertOutputContainsShorteningMessage()

        verifyProject(project(':a:c:d', eventRootProject), 'd', ':a:c:d', [], testDirectory.file('d'), 'd.gradle')
    }

    def "settings set via cmdline flag are exposed correctly"() {
        createDirs("custom", "custom/a")
        def customSettingsDir = file("custom")
        def customSettingsFile = new File(customSettingsDir, "settings.gradle")

		s += " "
		s += escape(a)
	}
	s += " )"
	return s
}

func run(t *testing.T, bin string, args ...string) string {
	cmd := exec.Command(bin, args...)
	cmdLine := asCommandLine(".", cmd)
	prettyPrintf("%s\n", cmdLine)
	cmd.Stderr = new(strings.Builder)
	out, err := cmd.Output()
	if err != nil {
		if t == nil {
			log.Panicf("%s: %v\n%s", strings.Join(cmd.Args, " "), err, cmd.Stderr)
		} else {