stdout := &bytes.Buffer{}
	stderr := &bytes.Buffer{}
	externalCommand.Stdout = stdout
	externalCommand.Stderr = stderr

	err := externalCommand.Run()

	if len(stdout.String()) != 0 {
		log.Debugf("Command output: \n%v", stdout.String())
	}

	if err != nil || len(stderr.Bytes()) != 0 {
		log.Debugf("Command error output: \n%v", stderr.String())
		return errors.New(stderr.String())
	}

	return nil

        int returnCode = process.waitFor()
        String stdout = stdoutFuture.get()
        String stderr = stderrFuture.get()
        return new ExecResult(stderr: stderr, stdout: stdout, returnCode: returnCode)
    }

    static String getStdout(String command) {
        ExecResult execResult = exec(command)

        assert execResult.returnCode == 0: "$command failed with return code: $execResult"

	}
	if err := scanner.Err(); err != nil {
		fmt.Fprintln(os.Stderr, "reading standard input:", err)
	}
}

// Return the most recent call to Scan as a []byte.
func ExampleScanner_Bytes() {
	scanner := bufio.NewScanner(strings.NewReader("gopher"))
	for scanner.Scan() {
		fmt.Println(len(scanner.Bytes()) == 6)
	}
	if err := scanner.Err(); err != nil {
		fmt.Fprintln(os.Stderr, "shouldn't see an error scanning a string")
	}
	// Output:

        private final int code;
        private final String stdout;
        private final String stderr;

        public ExecResult(String[] args, int code, String stdout, String stderr) {
            this.args = args;
            this.code = code;
            this.stdout = stdout;
            this.stderr = stderr;
        }

        @Override
        public String toString() {

  TF_NewWritableFile(full_path, &h, status);
  if (TF_GetCode(status) != TF_OK) {
    fprintf(stderr, "TF_NewWritableFile failed: %s\n", TF_Message(status));
    return 1;
  }
  fprintf(stderr, "wrote %s\n", full_path);
  free(full_path);
  TF_CloseWritableFile(h, status);
  if (TF_GetCode(status) != TF_OK) {
    fprintf(stderr, "TF_CloseWritableFile failed: %s\n", TF_Message(status));
  }
  TF_StringStreamDone(s);

  )


def run_shell(cmd, allow_non_zero=False, stderr=None):
  if stderr is None:
    stderr = sys.stdout
  if allow_non_zero:
    try:
      output = subprocess.check_output(cmd, stderr=stderr)
    except subprocess.CalledProcessError as e:
      output = e.output
  else:
    output = subprocess.check_output(cmd, stderr=stderr)
  return output.decode('UTF-8').strip()


def cygpath(path):

// process when successful.
func restartProcess() error {
	if runtime.GOOS == globalWindowsOSName {
		cmd := exec.Command(os.Args[0], os.Args[1:]...)
		cmd.Stdout = os.Stdout
		cmd.Stderr = os.Stderr
		cmd.Stdin = os.Stdin
		cmd.Env = os.Environ()
		err := cmd.Run()
		if err == nil {
			os.Exit(0)
		}
		return err
	}

	// Use the original binary location. This works with symlinks such that if

package main

import (
	"flag"
	"fmt"
	"log"
	"os"
	"strings"

	"cmd/internal/buildid"
	"cmd/internal/telemetry/counter"
)

func usage() {
	fmt.Fprintf(os.Stderr, "usage: go tool buildid [-w] file\n")
	flag.PrintDefaults()
	os.Exit(2)
}

var wflag = flag.Bool("w", false, "write build ID")

func main() {
	log.SetPrefix("buildid: ")
	log.SetFlags(0)
	counter.Open()

		"booted",
		appdir + "/gotest",
	}
	xcrunArgs = append(xcrunArgs, args...)
	cmd := exec.Command("xcrun", xcrunArgs...)
	cmd.Stdout, cmd.Stderr = os.Stdout, os.Stderr
	err := cmd.Run()
	if err != nil {
		return fmt.Errorf("xcrun simctl launch booted %q: %v", bundleID, err)
	}

	return nil
}

func copyLocalDir(dst, src string) error {
	if err := os.Mkdir(dst, 0755); err != nil {
		return err
	}

			logf = tbb.Logf
		}
	} else {
		switch t.action.Load() {
		case errorMessage:
			logf = func(format string, args ...any) {
				fmt.Fprintf(os.Stderr, format+"\n", args...)
			}
		case fatalMessage:
			logf = func(format string, args ...any) {
				fmt.Fprintf(os.Stderr, format+"\n", args...)
			}
			defer os.Exit(1)
		default:
			logf = func(format string, args ...any) {