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// Copyright 2015 The Rust Project Developers. See the COPYRIGHT
// file at the top-level directory of this distribution and at
// http://rust-lang.org/COPYRIGHT.
//
// Licensed under the Apache License, Version 2.0 <LICENSE-APACHE or
// http://www.apache.org/licenses/LICENSE-2.0> or the MIT license
// <LICENSE-MIT or http://opensource.org/licenses/MIT>, at your
// option. This file may not be copied, modified, or distributed
// except according to those terms.
//! Extensions to `std::process` for Windows.
#![stable(feature = "process_extensions", since = "1.2.0")]
use os::windows::io::{FromRawHandle, RawHandle, AsRawHandle, IntoRawHandle};
use process;
use sys;
use sys_common::{AsInnerMut, AsInner, FromInner, IntoInner};
#[stable(feature = "process_extensions", since = "1.2.0")]
impl FromRawHandle for process::Stdio {
unsafe fn from_raw_handle(handle: RawHandle) -> process::Stdio {
let handle = sys::handle::Handle::new(handle as *mut _);
let io = sys::process::Stdio::Handle(handle);
process::Stdio::from_inner(io)
}
}
#[stable(feature = "process_extensions", since = "1.2.0")]
impl AsRawHandle for process::Child {
fn as_raw_handle(&self) -> RawHandle {
self.as_inner().handle().raw() as *mut _
}
}
#[stable(feature = "into_raw_os", since = "1.4.0")]
impl IntoRawHandle for process::Child {
fn into_raw_handle(self) -> RawHandle {
self.into_inner().into_handle().into_raw() as *mut _
}
}
#[stable(feature = "process_extensions", since = "1.2.0")]
impl AsRawHandle for process::ChildStdin {
fn as_raw_handle(&self) -> RawHandle {
self.as_inner().handle().raw() as *mut _
}
}
#[stable(feature = "process_extensions", since = "1.2.0")]
impl AsRawHandle for process::ChildStdout {
fn as_raw_handle(&self) -> RawHandle {
self.as_inner().handle().raw() as *mut _
}
}
#[stable(feature = "process_extensions", since = "1.2.0")]
impl AsRawHandle for process::ChildStderr {
fn as_raw_handle(&self) -> RawHandle {
self.as_inner().handle().raw() as *mut _
}
}
#[stable(feature = "into_raw_os", since = "1.4.0")]
impl IntoRawHandle for process::ChildStdin {
fn into_raw_handle(self) -> RawHandle {
self.into_inner().into_handle().into_raw() as *mut _
}
}
#[stable(feature = "into_raw_os", since = "1.4.0")]
impl IntoRawHandle for process::ChildStdout {
fn into_raw_handle(self) -> RawHandle {
self.into_inner().into_handle().into_raw() as *mut _
}
}
#[stable(feature = "into_raw_os", since = "1.4.0")]
impl IntoRawHandle for process::ChildStderr {
fn into_raw_handle(self) -> RawHandle {
self.into_inner().into_handle().into_raw() as *mut _
}
}
/// Windows-specific extensions to `std::process::ExitStatus`
#[stable(feature = "exit_status_from", since = "1.12.0")]
pub trait ExitStatusExt {
/// Creates a new `ExitStatus` from the raw underlying `u32` return value of
/// a process.
#[stable(feature = "exit_status_from", since = "1.12.0")]
fn from_raw(raw: u32) -> Self;
}
#[stable(feature = "exit_status_from", since = "1.12.0")]
impl ExitStatusExt for process::ExitStatus {
fn from_raw(raw: u32) -> Self {
process::ExitStatus::from_inner(From::from(raw))
}
}
/// Windows-specific extensions to the `std::process::Command` builder
#[stable(feature = "windows_process_extensions", since = "1.16.0")]
pub trait CommandExt {
/// Sets the [process creation flags][1] to be passed to `CreateProcess`.
///
/// These will always be ORed with `CREATE_UNICODE_ENVIRONMENT`.
///
/// [1]: https://msdn.microsoft.com/en-us/library/windows/desktop/ms684863(v=vs.85).aspx
#[stable(feature = "windows_process_extensions", since = "1.16.0")]
fn creation_flags(&mut self, flags: u32) -> &mut process::Command;
}
#[stable(feature = "windows_process_extensions", since = "1.16.0")]
impl CommandExt for process::Command {
fn creation_flags(&mut self, flags: u32) -> &mut process::Command {
self.as_inner_mut().creation_flags(flags);
self
}
}
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