Fix deprecation warnings

3 files changed, 47 insertions, 4 deletions

diff --git a/src/errno.rs b/src/errno.rs
index cb62f442..68915193 100644
--- a/src/errno.rs
+++ b/src/errno.rs
@@ -1,9 +1,52 @@
-use std::os::errno;
+use libc::c_int;
 use std::num::from_i32;
 
 pub use self::consts::*;
 pub use self::consts::Errno::*;
 
+/// Returns the platform-specific value of errno
+pub fn errno() -> i32 {
+    #[cfg(any(target_os = "macos",
+              target_os = "ios",
+              target_os = "freebsd"))]
+    unsafe fn errno_location() -> *const c_int {
+        extern { fn __error() -> *const c_int; }
+        __error()
+    }
+
+    #[cfg(target_os = "bitrig")]
+    fn errno_location() -> *const c_int {
+        extern {
+            fn __errno() -> *const c_int;
+        }
+        unsafe {
+            __errno()
+        }
+    }
+
+    #[cfg(target_os = "dragonfly")]
+    unsafe fn errno_location() -> *const c_int {
+        extern { fn __dfly_error() -> *const c_int; }
+        __dfly_error()
+    }
+
+    #[cfg(target_os = "openbsd")]
+    unsafe fn errno_location() -> *const c_int {
+        extern { fn __errno() -> *const c_int; }
+        __errno()
+    }
+
+    #[cfg(any(target_os = "linux", target_os = "android"))]
+    unsafe fn errno_location() -> *const c_int {
+        extern { fn __errno_location() -> *const c_int; }
+        __errno_location()
+    }
+
+    unsafe {
+        (*errno_location()) as i32
+    }
+}
+
 macro_rules! impl_errno {
     ($errno:ty) => {
         impl $errno {
diff --git a/src/lib.rs b/src/lib.rs
index 3826b4d7..ec3341e7 100644
--- a/src/lib.rs
+++ b/src/lib.rs
@@ -4,7 +4,7 @@
 //! defined in.
 #![crate_name = "nix"]
 
-#![feature(collections, core, net, linkage, libc, os, path, std_misc)]
+#![feature(collections, core, net, linkage, libc, std_misc)]
 #![allow(non_camel_case_types)]
 
 #[macro_use]
diff --git a/src/sched.rs b/src/sched.rs
index 0dff3cad..aa09b316 100644
--- a/src/sched.rs
+++ b/src/sched.rs
@@ -49,8 +49,8 @@ mod cpuset_attribs {
 #[cfg(all(target_arch = "x86", target_os = "linux"))]
 mod cpuset_attribs {
     use super::CpuMask;
-    pub const CPU_SETSIZE:           usize = 1024us;
-    pub const CPU_MASK_BITS:         usize = 32us;
+    pub const CPU_SETSIZE:           usize = 1024;
+    pub const CPU_MASK_BITS:         usize = 32;
 
     #[inline]
     pub fn set_cpu_mask_flag(cur: CpuMask, bit: usize) -> CpuMask {