Apply rustc-0054-Add-std-os-fd-support-for-Trusty.patch

Author: randomPoison

library/std/src/os/fd/mod.rs

@@ -13,6 +13,7 @@ mod raw;
 mod owned;
 
 // Implementations for `AsRawFd` etc. for network types.
+#[cfg(not(target_os = "trusty"))]
 mod net;
 
 #[cfg(test)]

library/std/src/os/fd/owned.rs

@@ -6,10 +6,13 @@
 use super::raw::{AsRawFd, FromRawFd, IntoRawFd, RawFd};
 use crate::marker::PhantomData;
 use crate::mem::ManuallyDrop;
-#[cfg(not(any(target_arch = "wasm32", target_env = "sgx", target_os = "hermit")))]
+#[cfg(not(any(target_arch = "wasm32", target_env = "sgx", target_os = "hermit", target_os = "trusty")))]
 use crate::sys::cvt;
+#[cfg(not(target_os = "trusty"))]
 use crate::sys_common::{AsInner, FromInner, IntoInner};
-use crate::{fmt, fs, io};
+use crate::{fmt, io};
+#[cfg(not(target_os = "trusty"))]
+use crate::fs;
 
 type ValidRawFd = core::num::niche_types::NotAllOnes<RawFd>;
 
@@ -87,7 +90,7 @@ impl OwnedFd {
 impl BorrowedFd<'_> {
     /// Creates a new `OwnedFd` instance that shares the same underlying file
     /// description as the existing `BorrowedFd` instance.
-    #[cfg(not(any(target_arch = "wasm32", target_os = "hermit")))]
+    #[cfg(not(any(target_arch = "wasm32", target_os = "hermit", target_os = "trusty")))]
     #[stable(feature = "io_safety", since = "1.63.0")]
     pub fn try_clone_to_owned(&self) -> crate::io::Result<OwnedFd> {
         // We want to atomically duplicate this file descriptor and set the
@@ -110,7 +113,7 @@ impl BorrowedFd<'_> {
 
     /// Creates a new `OwnedFd` instance that shares the same underlying file
     /// description as the existing `BorrowedFd` instance.
-    #[cfg(any(target_arch = "wasm32", target_os = "hermit"))]
+    #[cfg(any(target_arch = "wasm32", target_os = "hermit", target_os = "trusty"))]
     #[stable(feature = "io_safety", since = "1.63.0")]
     pub fn try_clone_to_owned(&self) -> crate::io::Result<OwnedFd> {
         Err(crate::io::Error::UNSUPPORTED_PLATFORM)
@@ -280,6 +283,7 @@ impl AsFd for OwnedFd {
 }
 
 #[stable(feature = "io_safety", since = "1.63.0")]
+#[cfg(not(target_os = "trusty"))]
 impl AsFd for fs::File {
     #[inline]
     fn as_fd(&self) -> BorrowedFd<'_> {
@@ -288,6 +292,7 @@ impl AsFd for fs::File {
 }
 
 #[stable(feature = "io_safety", since = "1.63.0")]
+#[cfg(not(target_os = "trusty"))]
 impl From<fs::File> for OwnedFd {
     /// Takes ownership of a [`File`](fs::File)'s underlying file descriptor.
     #[inline]
@@ -297,6 +302,7 @@ impl From<fs::File> for OwnedFd {
 }
 
 #[stable(feature = "io_safety", since = "1.63.0")]
+#[cfg(not(target_os = "trusty"))]
 impl From<OwnedFd> for fs::File {
     /// Returns a [`File`](fs::File) that takes ownership of the given
     /// file descriptor.
@@ -307,6 +313,7 @@ impl From<OwnedFd> for fs::File {
 }
 
 #[stable(feature = "io_safety", since = "1.63.0")]
+#[cfg(not(target_os = "trusty"))]
 impl AsFd for crate::net::TcpStream {
     #[inline]
     fn as_fd(&self) -> BorrowedFd<'_> {
@@ -315,6 +322,7 @@ impl AsFd for crate::net::TcpStream {
 }
 
 #[stable(feature = "io_safety", since = "1.63.0")]
+#[cfg(not(target_os = "trusty"))]
 impl From<crate::net::TcpStream> for OwnedFd {
     /// Takes ownership of a [`TcpStream`](crate::net::TcpStream)'s socket file descriptor.
     #[inline]
@@ -324,6 +332,7 @@ impl From<crate::net::TcpStream> for OwnedFd {
 }
 
 #[stable(feature = "io_safety", since = "1.63.0")]
+#[cfg(not(target_os = "trusty"))]
 impl From<OwnedFd> for crate::net::TcpStream {
     #[inline]
     fn from(owned_fd: OwnedFd) -> Self {
@@ -334,6 +343,7 @@ impl From<OwnedFd> for crate::net::TcpStream {
 }
 
 #[stable(feature = "io_safety", since = "1.63.0")]
+#[cfg(not(target_os = "trusty"))]
 impl AsFd for crate::net::TcpListener {
     #[inline]
     fn as_fd(&self) -> BorrowedFd<'_> {
@@ -342,6 +352,7 @@ impl AsFd for crate::net::TcpListener {
 }
 
 #[stable(feature = "io_safety", since = "1.63.0")]
+#[cfg(not(target_os = "trusty"))]
 impl From<crate::net::TcpListener> for OwnedFd {
     /// Takes ownership of a [`TcpListener`](crate::net::TcpListener)'s socket file descriptor.
     #[inline]
@@ -351,6 +362,7 @@ impl From<crate::net::TcpListener> for OwnedFd {
 }
 
 #[stable(feature = "io_safety", since = "1.63.0")]
+#[cfg(not(target_os = "trusty"))]
 impl From<OwnedFd> for crate::net::TcpListener {
     #[inline]
     fn from(owned_fd: OwnedFd) -> Self {
@@ -361,6 +373,7 @@ impl From<OwnedFd> for crate::net::TcpListener {
 }
 
 #[stable(feature = "io_safety", since = "1.63.0")]
+#[cfg(not(target_os = "trusty"))]
 impl AsFd for crate::net::UdpSocket {
     #[inline]
     fn as_fd(&self) -> BorrowedFd<'_> {
@@ -369,6 +382,7 @@ impl AsFd for crate::net::UdpSocket {
 }
 
 #[stable(feature = "io_safety", since = "1.63.0")]
+#[cfg(not(target_os = "trusty"))]
 impl From<crate::net::UdpSocket> for OwnedFd {
     /// Takes ownership of a [`UdpSocket`](crate::net::UdpSocket)'s file descriptor.
     #[inline]
@@ -378,6 +392,7 @@ impl From<crate::net::UdpSocket> for OwnedFd {
 }
 
 #[stable(feature = "io_safety", since = "1.63.0")]
+#[cfg(not(target_os = "trusty"))]
 impl From<OwnedFd> for crate::net::UdpSocket {
     #[inline]
     fn from(owned_fd: OwnedFd) -> Self {

library/std/src/os/fd/raw.rs

@@ -15,8 +15,11 @@ use crate::os::unix::io::AsFd;
 use crate::os::unix::io::OwnedFd;
 #[cfg(target_os = "wasi")]
 use crate::os::wasi::io::OwnedFd;
+#[cfg(not(target_os = "trusty"))]
 use crate::sys_common::{AsInner, IntoInner};
-use crate::{fs, io};
+#[cfg(not(target_os = "trusty"))]
+use crate::fs;
+use crate::io;
 
 /// Raw file descriptors.
 #[stable(feature = "rust1", since = "1.0.0")]
@@ -161,20 +164,23 @@ impl FromRawFd for RawFd {
 }
 
 #[stable(feature = "rust1", since = "1.0.0")]
+#[cfg(not(target_os = "trusty"))]
 impl AsRawFd for fs::File {
     #[inline]
     fn as_raw_fd(&self) -> RawFd {
         self.as_inner().as_raw_fd()
     }
 }
 #[stable(feature = "from_raw_os", since = "1.1.0")]
+#[cfg(not(target_os = "trusty"))]
 impl FromRawFd for fs::File {
     #[inline]
     unsafe fn from_raw_fd(fd: RawFd) -> fs::File {
         unsafe { fs::File::from(OwnedFd::from_raw_fd(fd)) }
     }
 }
 #[stable(feature = "into_raw_os", since = "1.4.0")]
+#[cfg(not(target_os = "trusty"))]
 impl IntoRawFd for fs::File {
     #[inline]
     fn into_raw_fd(self) -> RawFd {
@@ -183,6 +189,7 @@ impl IntoRawFd for fs::File {
 }
 
 #[stable(feature = "asraw_stdio", since = "1.21.0")]
+#[cfg(not(target_os = "trusty"))]
 impl AsRawFd for io::Stdin {
     #[inline]
     fn as_raw_fd(&self) -> RawFd {
@@ -207,6 +214,7 @@ impl AsRawFd for io::Stderr {
 }
 
 #[stable(feature = "asraw_stdio_locks", since = "1.35.0")]
+#[cfg(not(target_os = "trusty"))]
 impl<'a> AsRawFd for io::StdinLock<'a> {
     #[inline]
     fn as_raw_fd(&self) -> RawFd {

library/std/src/os/mod.rs

@@ -169,6 +169,8 @@ pub mod rtems;
 pub mod solaris;
 #[cfg(target_os = "solid_asp3")]
 pub mod solid;
+#[cfg(target_os = "trusty")]
+pub mod trusty;
 #[cfg(target_os = "uefi")]
 pub mod uefi;
 #[cfg(target_os = "vita")]
@@ -178,7 +180,7 @@ pub mod vxworks;
 #[cfg(target_os = "xous")]
 pub mod xous;
 
-#[cfg(any(unix, target_os = "hermit", target_os = "wasi", doc))]
+#[cfg(any(unix, target_os = "hermit", target_os = "trusty", target_os = "wasi", doc))]
 pub mod fd;
 
 #[cfg(any(target_os = "linux", target_os = "android", doc))]

library/std/src/os/trusty/io/fd.rs

@@ -0,0 +1,4 @@
+//! Owned and borrowed file descriptors.
+#![stable(feature = "os_fd", since = "1.66.0")]
+
+pub use crate::os::fd::owned::*;

library/std/src/os/trusty/io/mod.rs

@@ -0,0 +1,4 @@
+#![stable(feature = "os_fd", since = "1.66.0")]
+
+#[stable(feature = "os_fd", since = "1.66.0")]
+pub use crate::os::fd::*;

library/std/src/os/trusty/mod.rs

@@ -0,0 +1,3 @@
+#![stable(feature = "rust1", since = "1.0.0")]
+
+pub mod io;