1 files changed, 12 insertions, 22 deletions

diff --git a/third_party/rust/nix/src/lib.rs b/third_party/rust/nix/src/lib.rs
index af0c67b0f3..dffac29b54 100644
--- a/third_party/rust/nix/src/lib.rs
+++ b/third_party/rust/nix/src/lib.rs
@@ -12,6 +12,7 @@
 //! * `dir` - Stuff relating to directory iteration
 //! * `env` - Manipulate environment variables
 //! * `event` - Event-driven APIs, like `kqueue` and `epoll`
+//! * `fanotify` - Linux's `fanotify` filesystem events monitoring API
 //! * `feature` - Query characteristics of the OS at runtime
 //! * `fs` - File system functionality
 //! * `hostname` - Get and set the system's hostname
@@ -41,7 +42,6 @@
 //! * `zerocopy` - APIs like `sendfile` and `copy_file_range`
 #![crate_name = "nix"]
 #![cfg(unix)]
-#![cfg_attr(docsrs, doc(cfg(all())))]
 #![allow(non_camel_case_types)]
 #![cfg_attr(test, deny(warnings))]
 #![recursion_limit = "500"]
@@ -54,6 +54,7 @@
         feature = "dir",
         feature = "env",
         feature = "event",
+        feature = "fanotify",
         feature = "feature",
         feature = "fs",
         feature = "hostname",
@@ -90,6 +91,7 @@
 #![warn(missing_docs)]
 #![cfg_attr(docsrs, feature(doc_cfg))]
 #![deny(clippy::cast_ptr_alignment)]
+#![deny(unsafe_op_in_unsafe_fn)]
 
 // Re-exported external crates
 pub use libc;
@@ -116,42 +118,29 @@ feature! {
     #[deny(missing_docs)]
     pub mod features;
 }
-#[allow(missing_docs)]
 pub mod fcntl;
 feature! {
     #![feature = "net"]
 
-    #[cfg(any(target_os = "android",
-              target_os = "dragonfly",
-              target_os = "freebsd",
-              target_os = "ios",
-              target_os = "linux",
-              target_os = "macos",
-              target_os = "netbsd",
-              target_os = "illumos",
-              target_os = "openbsd"))]
+    #[cfg(any(linux_android,
+              bsd,
+              solarish))]
     #[deny(missing_docs)]
     pub mod ifaddrs;
     #[cfg(not(target_os = "redox"))]
     #[deny(missing_docs)]
     pub mod net;
 }
-#[cfg(any(target_os = "android", target_os = "linux"))]
+#[cfg(linux_android)]
 feature! {
     #![feature = "kmod"]
-    #[allow(missing_docs)]
     pub mod kmod;
 }
 feature! {
     #![feature = "mount"]
     pub mod mount;
 }
-#[cfg(any(
-    target_os = "dragonfly",
-    target_os = "freebsd",
-    target_os = "linux",
-    target_os = "netbsd"
-))]
+#[cfg(any(freebsdlike, target_os = "linux", target_os = "netbsd"))]
 feature! {
     #![feature = "mqueue"]
     pub mod mqueue;
@@ -173,7 +162,6 @@ feature! {
 pub mod sys;
 feature! {
     #![feature = "time"]
-    #[allow(missing_docs)]
     pub mod time;
 }
 // This can be implemented for other platforms as soon as libc
@@ -192,9 +180,11 @@ feature! {
     #[allow(missing_docs)]
     pub mod ucontext;
 }
-#[allow(missing_docs)]
 pub mod unistd;
 
+#[cfg(any(feature = "poll", feature = "event"))]
+mod poll_timeout;
+
 use std::ffi::{CStr, CString, OsStr};
 use std::mem::MaybeUninit;
 use std::os::unix::ffi::OsStrExt;
@@ -311,7 +301,7 @@ impl NixPath for [u8] {
         }
 
         let mut buf = MaybeUninit::<[u8; MAX_STACK_ALLOCATION]>::uninit();
-        let buf_ptr = buf.as_mut_ptr() as *mut u8;
+        let buf_ptr = buf.as_mut_ptr().cast();
 
         unsafe {
             ptr::copy_nonoverlapping(self.as_ptr(), buf_ptr, self.len());