From a0b5dfef2a36a15f76476a9d6bb7184a701d0d3c Mon Sep 17 00:00:00 2001
From: Jeremy Soller <jackpot51@gmail.com>
Date: Mon, 14 Nov 2016 12:15:11 -0700
Subject: [PATCH] Add fcntl

---
 src/libstd/sys/redox/fd.rs | 16 +++++++++++-----
 1 file changed, 11 insertions(+), 5 deletions(-)

diff --git a/src/libstd/sys/redox/fd.rs b/src/libstd/sys/redox/fd.rs
index 786d76766121..47d2280fe05f 100644
--- a/src/libstd/sys/redox/fd.rs
+++ b/src/libstd/sys/redox/fd.rs
@@ -49,13 +49,19 @@ impl FileDesc {
     }
 
     pub fn set_cloexec(&self) -> io::Result<()> {
-        ::sys_common::util::dumb_print(format_args!("{}: set cloexec\n", self.fd));
-        unimplemented!();
+        let mut flags = cvt(libc::fcntl(self.fd, libc::F_GETFL, 0))?;
+        flags |= libc::O_CLOEXEC;
+        cvt(libc::fcntl(self.fd, libc::F_SETFL, flags)).and(Ok(()))
     }
 
-    pub fn set_nonblocking(&self, _nonblocking: bool) -> io::Result<()> {
-        ::sys_common::util::dumb_print(format_args!("{}: set nonblocking\n", self.fd));
-        unimplemented!();
+    pub fn set_nonblocking(&self, nonblocking: bool) -> io::Result<()> {
+        let mut flags = cvt(libc::fcntl(self.fd, libc::F_GETFL, 0))?;
+        if nonblocking {
+            flags |= libc::O_NONBLOCK;
+        } else {
+            flags &= !libc::O_NONBLOCK;
+        }
+        cvt(libc::fcntl(self.fd, libc::F_SETFL, flags)).and(Ok(()))
     }
 
     pub fn duplicate(&self) -> io::Result<FileDesc> {