From a2e0c057bd9acd60b687ed8a2817d69be104d599 Mon Sep 17 00:00:00 2001
From: Paul Osborne <osbpau@gmail.com>
Date: Thu, 27 Oct 2016 22:23:00 -0400
Subject: unistd: add setsid implementation

This is a logical companion to setpgid, so adding an implementation.

Signed-off-by: Paul Osborne <osbpau@gmail.com>
---
 src/unistd.rs | 7 +++++++
 1 file changed, 7 insertions(+)

(limited to 'src/unistd.rs')

diff --git a/src/unistd.rs b/src/unistd.rs
index 5ce002ba..36f72c31 100644
--- a/src/unistd.rs
+++ b/src/unistd.rs
@@ -117,6 +117,13 @@ pub fn setpgid(pid: pid_t, pgid: pid_t) -> Result<()> {
     Errno::result(res).map(drop)
 }
 
+/// Create new session and set process group id (see
+/// [setsid(2)](http://man7.org/linux/man-pages/man2/setsid.2.html)).
+#[inline]
+pub fn setsid() -> Result<pid_t> {
+    Errno::result(unsafe { libc::setsid() })
+}
+
 #[cfg(any(target_os = "linux", target_os = "android"))]
 #[inline]
 pub fn gettid() -> pid_t {
-- 
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