From b6a8a3c64f63a4f540000084a6ec19d635f48e6c Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?J=C3=B6rg=20Thalheim?= <joerg@thalheim.io>
Date: Wed, 8 Mar 2017 00:12:45 +0100
Subject: add support for `fstatat`

---
 src/sys/stat.rs | 13 +++++++++++++
 1 file changed, 13 insertions(+)

(limited to 'src/sys')

diff --git a/src/sys/stat.rs b/src/sys/stat.rs
index 1ff35923..054aedc1 100644
--- a/src/sys/stat.rs
+++ b/src/sys/stat.rs
@@ -2,6 +2,7 @@ pub use libc::dev_t;
 pub use libc::stat as FileStat;
 
 use {Errno, Result, NixPath};
+use fcntl::AtFlags;
 use libc::{self, mode_t};
 use std::mem;
 use std::os::unix::io::RawFd;
@@ -121,3 +122,15 @@ pub fn fstat(fd: RawFd) -> Result<FileStat> {
 
     Ok(dst)
 }
+
+pub fn fstatat<P: ?Sized + NixPath>(dirfd: RawFd, pathname: &P, f: AtFlags) -> Result<FileStat> {
+    let mut dst = unsafe { mem::uninitialized() };
+    let res = try!(pathname.with_nix_path(|cstr| {
+        unsafe { libc::fstatat(dirfd, cstr.as_ptr(), &mut dst as *mut FileStat, f.bits() as libc::c_int) }
+    }));
+
+    try!(Errno::result(res));
+
+    Ok(dst)
+}
+
-- 
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