pub struct ExitStatus(_);
Describes the result of a process after it has terminated.
This struct
is used to represent the exit status of a child process. Child processes are created via the Command
struct and their exit status is exposed through the status
method.
impl ExitStatus
[src]
pub fn success(&self) -> bool
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Was termination successful? Signal termination is not considered a success, and success is defined as a zero exit status.
use std::process::Command; let status = Command::new("mkdir") .arg("projects") .status() .expect("failed to execute mkdir"); if status.success() { println!("'projects/' directory created"); } else { println!("failed to create 'projects/' directory"); }
pub fn code(&self) -> Option<i32>
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Returns the exit code of the process, if any.
On Unix, this will return None
if the process was terminated by a signal; std::os::unix
provides an extension trait for extracting the signal and other details from the ExitStatus
.
use std::process::Command; let status = Command::new("mkdir") .arg("projects") .status() .expect("failed to execute mkdir"); match status.code() { Some(code) => println!("Exited with status code: {}", code), None => println!("Process terminated by signal") }
impl PartialEq for ExitStatus
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fn eq(&self, __arg_0: &ExitStatus) -> bool
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This method tests for self
and other
values to be equal, and is used by ==
. Read more
fn ne(&self, __arg_0: &ExitStatus) -> bool
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This method tests for !=
.
impl Eq for ExitStatus
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impl Clone for ExitStatus
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fn clone(&self) -> ExitStatus
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Returns a copy of the value. Read more
fn clone_from(&mut self, source: &Self)
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Performs copy-assignment from source
. Read more
impl Copy for ExitStatus
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impl Debug for ExitStatus
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fn fmt(&self, __arg_0: &mut Formatter) -> Result
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Formats the value using the given formatter. Read more
impl Display for ExitStatus
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fn fmt(&self, f: &mut Formatter) -> Result
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Formats the value using the given formatter. Read more
impl ExitStatusExt for ExitStatus
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fn from_raw(raw: i32) -> Self
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Creates a new ExitStatus
from the raw underlying i32
return value of a process. Read more
fn signal(&self) -> Option<i32>
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If the process was terminated by a signal, returns that signal.
impl ExitStatusExt for ExitStatus
fn from_raw(raw: u32) -> Self
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Creates a new ExitStatus
from the raw underlying u32
return value of a process. Read more
© 2010 The Rust Project Developers
Licensed under the Apache License, Version 2.0 or the MIT license, at your option.
https://doc.rust-lang.org/std/process/struct.ExitStatus.html