// writeMu serializes writing to the child process.
	// It must never be held at the same time as mu.
	writeMu sync.Mutex
}

// ProgCmd is a command that can be issued to a child process.
//
// If the interface needs to grow, we can add new commands or new versioned
// commands like "get2".
type ProgCmd string

const (
	cmdGet   = ProgCmd("get")
	cmdPut   = ProgCmd("put")
	cmdClose = ProgCmd("close")
)

            // 2. remove presence from registry
            // 3. stop accepting new connections
            // 4. wait for commands in progress to finish (except for abandoned long running commands, like running a build)

            CompositeStoppable.stoppable(stateCoordinator, registryUpdater, connector, connectionHandler).stop();
        } finally {

        p.map(build_lang, langs)


@app.command()
def update_languages() -> None:
    """
    Update the mkdocs.yml file Languages section including all the available languages.
    """
    update_config()


@app.command()
def serve() -> None:
    """
    A quick server to preview a built site with translations.

    For development, prefer the command live (or just mkdocs serve).

			// If we are racing with another go command and do bin/go first,
			// then the check of bin/go above might succeed, the other go command
			// would skip its own mode-setting, and then the go command might
			// try to run a tool before we get to setting the bits on pkg/tool.
			// Setting pkg/tool before bin/go avoids that ordering problem.
			// The only other tool the go command invokes is gofmt,

 * methods willed be called sequentially in the following order:
 *
 * - {@link RemoteTestClassProcessor#startProcessing()}
 * - 0 or more calls to {@link RemoteTestClassProcessor#processTestClass(TestClassRunInfo)}
 * - {@link RemoteTestClassProcessor#stop()}
 *

}

// runManifestCommand runs the given manifest command. If filenames is set, passes the given filenames as -f flag,
// flags is passed to the command verbatim. If you set both flags and path, make sure to not use -f in flags.
func runManifestCommand(command string, filenames []string, flags string, chartSource chartSourceType, fileSelect []string) (string, error) {
	var args string
	if command == "install" {
		args = "install"
	} else {

The bin directory holds compiled commands.
Each command is named for its source directory, but only
the final element, not the entire path. That is, the
command with source in DIR/src/foo/quux is installed into
DIR/bin/quux, not DIR/bin/foo/quux. The "foo/" prefix is stripped
so that you can add DIR/bin to your PATH to get at the
installed commands. If the GOBIN environment variable is

}

// runOut runs the command given by cmdline in the directory dir.
// It returns the command output and any errors that occurred.
// It accumulates execution time in a.
func (sh *Shell) runOut(dir string, env []string, cmdargs ...any) ([]byte, error) {
	a := sh.action

	cmdline := str.StringList(cmdargs...)

	for _, arg := range cmdline {
		// GNU binutils commands, including gcc and gccgo, interpret an argument

```sh
firewall-cmd --get-active-zones
```

This command gets the active zone(s). Now, apply port rules to the relevant zones returned above. For example if the zone is `public`, use

```sh
firewall-cmd --zone=public --add-port=9000/tcp --permanent
```

		files: []string{`p\a.exe`, `p2\a.exe`},
		PATH:  []string{".", "p2"},
		arg0:  `p\a`,
		want:  `p\a.exe`,
	},
	// tests commands, like `a.exe`, with c.Dir set
	{
		// should not find a.exe in p, because LookPath(`a.exe`) will fail when
		// called by Command (before Dir is set), and that error is sticky.
		name:       "not found before Dir",
		files:      []string{`p\a.exe`},
		PATH:       []string{"."},