1 files changed, 94 insertions, 0 deletions
diff --git a/src/test/run-pass/unix-process-spawn-errno.rs b/src/test/run-pass/unix-process-spawn-errno.rs
new file mode 100644
index 00000000000..555bf2cd4c0
--- /dev/null
+++ b/src/test/run-pass/unix-process-spawn-errno.rs
@@ -0,0 +1,94 @@
+// Copyright 2014 The Rust Project Developers. See the COPYRIGHT
+// file at the top-level directory of this distribution and at
+// http://rust-lang.org/COPYRIGHT.
+//
+// Licensed under the Apache License, Version 2.0 <LICENSE-APACHE or
+// http://www.apache.org/licenses/LICENSE-2.0> or the MIT license
+// <LICENSE-MIT or http://opensource.org/licenses/MIT>, at your
+// option. This file may not be copied, modified, or distributed
+// except according to those terms.
+
+// ignore-windows
+
+#![feature(macro_rules)]
+
+extern crate native;
+extern crate rustrt;
+extern crate libc;
+use libc::{c_char, c_int};
+use native::io::process;
+use rustrt::rtio;
+use rustrt::c_str;
+
+macro_rules! c_string {
+    ($s:expr) => { {
+        let ptr = concat!($s, "\0").as_ptr() as *const i8;
+        unsafe { &c_str::CString::new(ptr, false) }
+    } }
+}
+
+static EXPECTED_ERRNO: c_int = 0x778899aa;
+
+#[no_mangle]
+pub unsafe extern "C" fn chdir(_: *const c_char) -> c_int {
+    // copied from std::os::errno()
+    #[cfg(any(target_os = "macos",
+              target_os = "ios",
+              target_os = "freebsd"))]
+    fn errno_location() -> *mut c_int {
+        extern {
+            fn __error() -> *mut c_int;
+        }
+        unsafe {
+            __error()
+        }
+    }
+
+    #[cfg(target_os = "dragonfly")]
+    fn errno_location() -> *mut c_int {
+        extern {
+            fn __dfly_error() -> *mut c_int;
+        }
+        unsafe {
+            __dfly_error()
+        }
+    }
+
+    #[cfg(any(target_os = "linux", target_os = "android"))]
+    fn errno_location() -> *mut c_int {
+        extern {
+            fn __errno_location() -> *mut c_int;
+        }
+        unsafe {
+            __errno_location()
+        }
+    }
+
+    *errno_location() = EXPECTED_ERRNO;
+    return -1;
+}
+
+fn main() {
+    let program = c_string!("true");
+    let cwd = c_string!("whatever");
+    let cfg = rtio::ProcessConfig {
+        program: program,
+        args: &[],
+        env: None,
+        cwd: Some(cwd),
+        stdin: rtio::Ignored,
+        stdout: rtio::Ignored,
+        stderr: rtio::Ignored,
+        extra_io: &[],
+        uid: None,
+        gid: None,
+        detach: false
+    };
+
+    match process::Process::spawn(cfg) {
+        Ok(_) => { fail!("spawn() should have failled"); }
+        Err(rtio::IoError { code: err, ..}) => {
+            assert_eq!(err as c_int, EXPECTED_ERRNO);
+        }
+    };
+}