src/test/run-pass/x86stdcall.rs

   1 // Copyright 2012-2015 The Rust Project Developers. See the COPYRIGHT
   2 // file at the top-level directory of this distribution and at
   3 // http://rust-lang.org/COPYRIGHT.
   4 //
   5 // Licensed under the Apache License, Version 2.0 <LICENSE-APACHE or
   6 // http://www.apache.org/licenses/LICENSE-2.0> or the MIT license
   7 // <LICENSE-MIT or http://opensource.org/licenses/MIT>, at your
   8 // option. This file may not be copied, modified, or distributed
   9 // except according to those terms.
  10
  11 // GetLastError doesn't seem to work with stack switching
  12
  13 #[cfg(windows)]
  14 mod kernel32 {
  15   extern "system" {
  16     pub fn SetLastError(err: usize);
  17     pub fn GetLastError() -> usize;
  18   }
  19 }
  20
  21
  22 #[cfg(windows)]
  23 pub fn main() {
  24     unsafe {
  25         let expected = 1234;
  26         kernel32::SetLastError(expected);
  27         let actual = kernel32::GetLastError();
  28         println!("actual = {}", actual);
  29         assert_eq!(expected, actual);
  30     }
  31 }
  32
  33 #[cfg(any(target_os = "macos",
  34           target_os = "linux",
  35           target_os = "freebsd",
  36           target_os = "dragonfly",
  37           target_os = "bitrig",
  38           target_os = "openbsd",
  39           target_os = "android"))]
  40 pub fn main() { }