From 28d0afa6570066b1841dd0c992c0ad0988483e0b Mon Sep 17 00:00:00 2001
From: Boris Faure <boris@fau.re>
Date: Sat, 5 Nov 2016 21:19:53 +0100
Subject: [PATCH] Add setfsgid()/setfsuid() on linux

---
 libc-test/build.rs           | 1 +
 src/unix/notbsd/linux/mod.rs | 2 ++
 2 files changed, 3 insertions(+)

diff --git a/libc-test/build.rs b/libc-test/build.rs
index bbd9f8cf..e1a3efe0 100644
--- a/libc-test/build.rs
+++ b/libc-test/build.rs
@@ -162,6 +162,7 @@ fn main() {
         cfg.header("sys/ipc.h");
         cfg.header("sys/msg.h");
         cfg.header("sys/shm.h");
+        cfg.header("sys/fsuid.h");
         cfg.header("pty.h");
         cfg.header("shadow.h");
     }
diff --git a/src/unix/notbsd/linux/mod.rs b/src/unix/notbsd/linux/mod.rs
index c011b8c4..c4189e30 100644
--- a/src/unix/notbsd/linux/mod.rs
+++ b/src/unix/notbsd/linux/mod.rs
@@ -714,6 +714,8 @@ extern {
                              riovcnt: ::c_ulong,
                              flags: ::c_ulong) -> isize;
     pub fn reboot(how_to: ::c_int) -> ::c_int;
+    pub fn setfsgid(gid: ::gid_t) -> ::c_int;
+    pub fn setfsuid(uid: ::uid_t) -> ::c_int;
     pub fn setresgid(rgid: ::gid_t, egid: ::gid_t, sgid: ::gid_t) -> ::c_int;
     pub fn setresuid(ruid: ::uid_t, euid: ::uid_t, suid: ::uid_t) -> ::c_int;