From d550555c2d46e5044b9ebdfd28d87b3a9f15c0d7 Mon Sep 17 00:00:00 2001
From: Greg V <greg@unrelenting.technology>
Date: Thu, 4 Jan 2018 02:54:31 +0300
Subject: [PATCH] Add cfmakesane() on FreeBSD

---
 CHANGELOG.md       |  2 ++
 src/sys/termios.rs | 12 ++++++++++++
 2 files changed, 14 insertions(+)

diff --git a/CHANGELOG.md b/CHANGELOG.md
index 02518d27d0..a1e0850b59 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -52,6 +52,8 @@ This project adheres to [Semantic Versioning](http://semver.org/).
   ([#814](https://github.com/nix-rust/nix/pull/814))
 - Added `EVFILT_EMPTY`, `EVFILT_PROCDESC` and `EVFILT_SENDFILE` on FreeBSD.
   ([#825](https://github.com/nix-rust/nix/pull/825))
+- Exposed `termios::cfmakesane` on FreeBSD.
+  ([#825](https://github.com/nix-rust/nix/pull/825))
 
 ### Changed
 - Use native `pipe2` on all BSD targets.  Users should notice no difference.
diff --git a/src/sys/termios.rs b/src/sys/termios.rs
index b768caa8ba..e8a38dc386 100644
--- a/src/sys/termios.rs
+++ b/src/sys/termios.rs
@@ -793,6 +793,18 @@ pub fn cfmakeraw(termios: &mut Termios) {
     termios.update_wrapper();
 }
 
+/// Configures the port to "sane" mode (like the configuration of a newly created terminal).
+///
+/// Note that this is a non-standard function, available on FreeBSD.
+#[cfg(target_os = "freebsd")]
+pub fn cfmakesane(termios: &mut Termios) {
+    let inner_termios = unsafe { termios.get_libc_termios_mut() };
+    unsafe {
+        libc::cfmakesane(inner_termios);
+    }
+    termios.update_wrapper();
+}
+
 /// Set input baud rate (see
 /// [cfsetispeed(3p)](http://pubs.opengroup.org/onlinepubs/9699919799/functions/cfsetispeed.html)).
 ///