From 23be3f4885688e5e0011005e2295c75168854c0a Mon Sep 17 00:00:00 2001
From: Fenrir <fenrirwolf@gmail.com>
Date: Sun, 21 Jan 2018 14:06:28 -0700
Subject: Recreate ctr-std from latest nightly

---
 ctr-std/src/sys/mod.rs | 67 ++++++++++++++++++++++++++++++++++++++++++++------
 1 file changed, 60 insertions(+), 7 deletions(-)

(limited to 'ctr-std/src/sys/mod.rs')

diff --git a/ctr-std/src/sys/mod.rs b/ctr-std/src/sys/mod.rs
index 175e227..569336d 100644
--- a/ctr-std/src/sys/mod.rs
+++ b/ctr-std/src/sys/mod.rs
@@ -13,25 +13,78 @@
 //! The `std::sys` module is the abstracted interface through which
 //! `std` talks to the underlying operating system. It has different
 //! implementations for different operating system families, today
-//! just Unix and Windows.
+//! just Unix and Windows, and initial support for Redox.
 //!
 //! The centralization of platform-specific code in this module is
 //! enforced by the "platform abstraction layer" tidy script in
-//! `tools/tidy/pal.rs`.
+//! `tools/tidy/src/pal.rs`.
 //!
 //! This module is closely related to the platform-independent system
 //! integration code in `std::sys_common`. See that module's
 //! documentation for details.
 //!
-//! In the future it would be desirable for the indepedent
+//! In the future it would be desirable for the independent
 //! implementations of this module to be extracted to their own crates
 //! that `std` can link to, thus enabling their implementation
 //! out-of-tree via crate replacement. Though due to the complex
 //! inter-dependencies within `std` that will be a challenging goal to
 //! achieve.
 
-pub use self::imp::*;
+#![allow(missing_debug_implementations)]
 
-#[cfg(unix)]
-#[path = "unix/mod.rs"]
-mod imp;
+cfg_if! {
+    if #[cfg(unix)] {
+        mod unix;
+        pub use self::unix::*;
+    } else {
+        compile_error!("libstd doesn't compile for this platform yet");
+    }
+}
+
+// Import essential modules from both platforms when documenting. These are
+// then later used in the `std::os` module when documenting, for example,
+// Windows when we're compiling for Linux.
+
+#[cfg(dox)]
+cfg_if! {
+    if #[cfg(any(unix, target_os = "redox"))] {
+        // On unix we'll document what's already available
+        pub use self::ext as unix_ext;
+    } else if #[cfg(any(target_os = "cloudabi", target_arch = "wasm32"))] {
+        // On CloudABI and wasm right now the module below doesn't compile
+        // (missing things in `libc` which is empty) so just omit everything
+        // with an empty module
+        #[unstable(issue = "0", feature = "std_internals")]
+        pub mod unix_ext {}
+    } else {
+        // On other platforms like Windows document the bare bones of unix
+        use os::linux as platform;
+        #[path = "unix/ext/mod.rs"]
+        pub mod unix_ext;
+    }
+}
+
+#[cfg(dox)]
+cfg_if! {
+    if #[cfg(windows)] {
+        // On windows we'll just be documenting what's already available
+        pub use self::ext as windows_ext;
+    } else if #[cfg(any(target_os = "cloudabi", target_arch = "wasm32"))] {
+        // On CloudABI and wasm right now the shim below doesn't compile, so
+        // just omit it
+        #[unstable(issue = "0", feature = "std_internals")]
+        pub mod windows_ext {}
+    } else {
+        // On all other platforms (aka linux/osx/etc) then pull in a "minimal"
+        // amount of windows goop which ends up compiling
+        #[macro_use]
+        #[path = "windows/compat.rs"]
+        mod compat;
+
+        #[path = "windows/c.rs"]
+        mod c;
+
+        #[path = "windows/ext/mod.rs"]
+        pub mod windows_ext;
+    }
+}
-- 
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