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Added getpgrp #491

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Dec 16, 2016
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Added getpgrp #491

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1ba7fe0
Added getpgrp
tinywombat765 Dec 12, 2016
0c97f10
updated changelog
tinywombat765 Dec 12, 2016
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2 changes: 2 additions & 0 deletions CHANGELOG.md
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Expand Up @@ -20,6 +20,8 @@ This project adheres to [Semantic Versioning](http://semver.org/).
([#451](https://github.com/nix-rust/nix/pull/451))
- Added `CLONE_NEWCGROUP` in `::nix::sched`
([#457](https://github.com/nix-rust/nix/pull/457))
- Added `getpgrp` in `::nix::unistd`
([#491](https://github.com/nix-rust/nix/pull/491))

### Changed
- `kill`'s signature, defined in `::nix::sys::signal`, changed, so that the
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11 changes: 11 additions & 0 deletions src/unistd.rs
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Expand Up @@ -151,6 +151,17 @@ pub fn tcsetpgrp(fd: c_int, pgrp: pid_t) -> Result<()> {
Errno::result(res).map(drop)
}


/// Get the group id of the calling process (see
///[getpgrp(3)](http://man7.org/linux/man-pages/man3/getpgrp.3p.html)).
///
/// Get the process group id (PGID) of the calling process.
/// According to the man page it is always successful.
#[inline]
pub fn getpgrp() -> pid_t {
unsafe { libc::getpgrp() }
}

/// Get the caller's thread ID (see
/// [gettid(2)](http://man7.org/linux/man-pages/man2/gettid.2.html).
///
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