1 // Copyright 2015 The Rust Project Developers. See the COPYRIGHT
2 // file at the top-level directory of this distribution and at
3 // http://rust-lang.org/COPYRIGHT.
5 // Licensed under the Apache License, Version 2.0 <LICENSE-APACHE or
6 // http://www.apache.org/licenses/LICENSE-2.0> or the MIT license
7 // <LICENSE-MIT or http://opensource.org/licenses/MIT>, at your
8 // option. This file may not be copied, modified, or distributed
9 // except according to those terms.
11 //! Extensions to `std::process` for Windows.
13 #![stable(feature = "process_extensions", since = "1.2.0")]
15 use os::windows::io::{FromRawHandle, RawHandle, AsRawHandle, IntoRawHandle};
18 use sys_common::{AsInnerMut, AsInner, FromInner, IntoInner};
20 #[stable(feature = "process_extensions", since = "1.2.0")]
21 impl FromRawHandle for process::Stdio {
22 unsafe fn from_raw_handle(handle: RawHandle) -> process::Stdio {
23 let handle = sys::handle::Handle::new(handle as *mut _);
24 let io = sys::process::Stdio::Handle(handle);
25 process::Stdio::from_inner(io)
29 #[stable(feature = "process_extensions", since = "1.2.0")]
30 impl AsRawHandle for process::Child {
31 fn as_raw_handle(&self) -> RawHandle {
32 self.as_inner().handle().raw() as *mut _
36 #[stable(feature = "into_raw_os", since = "1.4.0")]
37 impl IntoRawHandle for process::Child {
38 fn into_raw_handle(self) -> RawHandle {
39 self.into_inner().into_handle().into_raw() as *mut _
43 #[stable(feature = "process_extensions", since = "1.2.0")]
44 impl AsRawHandle for process::ChildStdin {
45 fn as_raw_handle(&self) -> RawHandle {
46 self.as_inner().handle().raw() as *mut _
50 #[stable(feature = "process_extensions", since = "1.2.0")]
51 impl AsRawHandle for process::ChildStdout {
52 fn as_raw_handle(&self) -> RawHandle {
53 self.as_inner().handle().raw() as *mut _
57 #[stable(feature = "process_extensions", since = "1.2.0")]
58 impl AsRawHandle for process::ChildStderr {
59 fn as_raw_handle(&self) -> RawHandle {
60 self.as_inner().handle().raw() as *mut _
64 #[stable(feature = "into_raw_os", since = "1.4.0")]
65 impl IntoRawHandle for process::ChildStdin {
66 fn into_raw_handle(self) -> RawHandle {
67 self.into_inner().into_handle().into_raw() as *mut _
71 #[stable(feature = "into_raw_os", since = "1.4.0")]
72 impl IntoRawHandle for process::ChildStdout {
73 fn into_raw_handle(self) -> RawHandle {
74 self.into_inner().into_handle().into_raw() as *mut _
78 #[stable(feature = "into_raw_os", since = "1.4.0")]
79 impl IntoRawHandle for process::ChildStderr {
80 fn into_raw_handle(self) -> RawHandle {
81 self.into_inner().into_handle().into_raw() as *mut _
85 /// Windows-specific extensions to `std::process::ExitStatus`
86 #[stable(feature = "exit_status_from", since = "1.12.0")]
87 pub trait ExitStatusExt {
88 /// Creates a new `ExitStatus` from the raw underlying `u32` return value of
90 #[stable(feature = "exit_status_from", since = "1.12.0")]
91 fn from_raw(raw: u32) -> Self;
94 #[stable(feature = "exit_status_from", since = "1.12.0")]
95 impl ExitStatusExt for process::ExitStatus {
96 fn from_raw(raw: u32) -> Self {
97 process::ExitStatus::from_inner(From::from(raw))
101 /// Windows-specific extensions to the `std::process::Command` builder
102 #[stable(feature = "windows_process_extensions", since = "1.16.0")]
103 pub trait CommandExt {
104 /// Sets the [process creation flags][1] to be passed to `CreateProcess`.
106 /// These will always be ORed with `CREATE_UNICODE_ENVIRONMENT`.
107 /// [1]: https://msdn.microsoft.com/en-us/library/windows/desktop/ms684863(v=vs.85).aspx
108 #[stable(feature = "windows_process_extensions", since = "1.16.0")]
109 fn creation_flags(&mut self, flags: u32) -> &mut process::Command;
112 #[stable(feature = "windows_process_extensions", since = "1.16.0")]
113 impl CommandExt for process::Command {
114 fn creation_flags(&mut self, flags: u32) -> &mut process::Command {
115 self.as_inner_mut().creation_flags(flags);