fn run_command(command: &str, args: &[&str], stdin_buf: Option<&str>) {
    let mut cmd = Command::new(command);
    cmd.args(args).stdout(Stdio::piped()).stderr(Stdio::piped());

    // Only pipe stdin when needed.
    if stdin_buf.is_some() {
        cmd.stdin(Stdio::piped());
    }

    let child_rst = cmd.spawn();

    match child_rst {
        Ok(mut child) => {
            // Write to stdin when a buffer is present.
            if let Some(stdin_buf) = stdin_buf {
                if let Some(mut stdin) = child.stdin.take() {
                    let write_rst = stdin
                        .write_all(&stdin_buf.as_bytes())
                        .and_then(|_| stdin.flush());

                    if let Err(e) = write_rst {
                        println!("STDIN error; {}", e);
                        child.kill().unwrap();
                    }
                }
            }

            // Wait for command to finish and print result.
            match child.wait_with_output() {
                Ok(output) => {
                    if output.status.success() {
                        println!("Success");
                    } else {
                        println!("Failed");
                        println!(
                            "==========\n{} {:?}\n{}\n==========",
                            command,
                            args,
                            String::from_utf8_lossy(&output.stderr)
                        );
                    }
                }
                Err(err) => println!("Execution error: {}", err),
            }
        }
        Err(err) => println!("Remove command failed: {}", err),
    }
}
/**
Run the specified command with given arguments and stdin buffer.

# Parameters
* `command`: A string representation of the command to run.
* `args`: A list of arguments to be passed to the command.
* `stdin_buf`: The standard input to be written once the command is spawned.

# Panic
If the command fail and is unable to kill the child process.
 */
Run the specified command with given arguments and stdin buffer.
Parameters
`command`: A string representation of the command to run.
`args`: A list of arguments to be passed to the command.
`stdin_buf`: The standard input to be written once the command is spawned.

Panic
If the command fail and is unable to kill the child process.
Run the specified command with given arguments and stdin buffer . Parameters ` command ` : A string representation of the command to run . ` args ` : A list of arguments to be passed to the command . ` stdin_buf ` : The standard input to be written once the command is spawned . Panic If the command fail and is unable to kill the child process .
fn run_command(command: &str, args: &[&str], stdin_buf: Option<&str>) {
    let mut cmd = Command::new(command);
    cmd.args(args).stdout(Stdio::piped()).stderr(Stdio::piped());
    // Only pipe stdin when needed.
    if stdin_buf.is_some() {
        cmd.stdin(Stdio::piped());
    }
    let child_rst = cmd.spawn();
    match child_rst {
        Ok(mut child) => {
            // Write to stdin when a buffer is present.
            if let Some(stdin_buf) = stdin_buf {
                if let Some(mut stdin) = child.stdin.take() {
                    let write_rst = stdin
                        .write_all(&stdin_buf.as_bytes())
                        .and_then(|_| stdin.flush());
                    if let Err(e) = write_rst {
                        println!("STDIN error; {}", e);
                        child.kill().unwrap();
                    }
                }
            }
            // Wait for command to finish and print result.
            match child.wait_with_output() {
                Ok(output) => {
                    if output.status.success() {
                        println!("Success");
                    } else {
                        println!("Failed");
                        println!(
                            "==========\n{} {:?}\n{}\n==========",
                            command,
                            args,
                            String::from_utf8_lossy(&output.stderr)
                        );
                    }
                }
                Err(err) => println!("Execution error: {}", err),
            }
        }
        Err(err) => println!("Remove command failed: {}", err),
    }
}
fn run_command ( command : & str , args : & [ & str ] , stdin_buf : Option < & str > ) { let mut cmd = Command :: new ( command ) ; cmd . args ( args ) . stdout ( Stdio :: piped ( ) ) . stderr ( Stdio :: piped ( ) ) ; // Only pipe stdin when needed. if stdin_buf . is_some ( ) { cmd . stdin ( Stdio :: piped ( ) ) ; } let child_rst = cmd . spawn ( ) ; match child_rst { Ok ( mut child ) => { // Write to stdin when a buffer is present. if let Some ( stdin_buf ) = stdin_buf { if let Some ( mut stdin ) = child . stdin . take ( ) { let write_rst = stdin . write_all ( & stdin_buf . as_bytes ( ) ) . and_then ( | _ | stdin . flush ( ) ) ; if let Err ( e ) = write_rst { println ! ( " " e ) ; child . kill ( ) . unwrap ( ) ; } } } // Wait for command to finish and print result. match child . wait_with_output ( ) { Ok ( output ) => { if output . status . success ( ) { println ! ( " " ) ; } else { println ! ( " " ) ; println ! ( " \n \n \n " command args String from_utf8_lossy ( output stderr ) ) ; } } Err ( err ) => println ! ( " " err ) , } } Err ( err ) => println ! ( " " err ) , } }
Run the specified command with given arguments and stdin buffer.
Run the specified command with given arguments and stdin buffer .
command
&str
args
&[&str]
stdin_buf
Option<&str>
command
&str
args
&[&str]
stdin_buf
Option<&str>