Stabilized vectored IO

This renames `std::io::IoVec` to `std::io::IoSlice` and
`std::io::IoVecMut` to `std::io::IoSliceMut`, and stabilizes
`std::io::IoSlice`, `std::io::IoSliceMut`,
`std::io::Read::read_vectored`, and `std::io::Write::write_vectored`.

Closes #58452

4 files changed, 17 insertions, 17 deletions

diff --git a/src/libstd/sys/cloudabi/io.rs b/src/libstd/sys/cloudabi/io.rs
index 8b02d3fd19d..4b423a5cbc1 100644
--- a/src/libstd/sys/cloudabi/io.rs
+++ b/src/libstd/sys/cloudabi/io.rs
@@ -1,9 +1,9 @@
-pub struct IoVec<'a>(&'a [u8]);
+pub struct IoSlice<'a>(&'a [u8]);
 
-impl<'a> IoVec<'a> {
+impl<'a> IoSlice<'a> {
     #[inline]
-    pub fn new(buf: &'a [u8]) -> IoVec<'a> {
-        IoVec(buf)
+    pub fn new(buf: &'a [u8]) -> IoSlice<'a> {
+        IoSlice(buf)
     }
 
     #[inline]
@@ -12,12 +12,12 @@ impl<'a> IoVec<'a> {
     }
 }
 
-pub struct IoVecMut<'a>(&'a mut [u8]);
+pub struct IoSliceMut<'a>(&'a mut [u8]);
 
-impl<'a> IoVecMut<'a> {
+impl<'a> IoSliceMut<'a> {
     #[inline]
-    pub fn new(buf: &'a mut [u8]) -> IoVecMut<'a> {
-        IoVecMut(buf)
+    pub fn new(buf: &'a mut [u8]) -> IoSliceMut<'a> {
+        IoSliceMut(buf)
     }
 
     #[inline]
diff --git a/src/libstd/sys/cloudabi/shims/fs.rs b/src/libstd/sys/cloudabi/shims/fs.rs
index abd7f0fd3ee..05f91541011 100644
--- a/src/libstd/sys/cloudabi/shims/fs.rs
+++ b/src/libstd/sys/cloudabi/shims/fs.rs
@@ -1,7 +1,7 @@
 use crate::ffi::OsString;
 use crate::fmt;
 use crate::hash::{Hash, Hasher};
-use crate::io::{self, SeekFrom, IoVec, IoVecMut};
+use crate::io::{self, SeekFrom, IoSlice, IoSliceMut};
 use crate::path::{Path, PathBuf};
 use crate::sys::time::SystemTime;
 use crate::sys::{unsupported, Void};
@@ -198,7 +198,7 @@ impl File {
         match self.0 {}
     }
 
-    pub fn read_vectored(&self, _bufs: &mut [IoVecMut<'_>]) -> io::Result<usize> {
+    pub fn read_vectored(&self, _bufs: &mut [IoSliceMut<'_>]) -> io::Result<usize> {
         match self.0 {}
     }
 
@@ -206,7 +206,7 @@ impl File {
         match self.0 {}
     }
 
-    pub fn write_vectored(&self, _bufs: &[IoVec<'_>]) -> io::Result<usize> {
+    pub fn write_vectored(&self, _bufs: &[IoSlice<'_>]) -> io::Result<usize> {
         match self.0 {}
     }
 
diff --git a/src/libstd/sys/cloudabi/shims/net.rs b/src/libstd/sys/cloudabi/shims/net.rs
index 7cf23748e1b..8d609cdfad5 100644
--- a/src/libstd/sys/cloudabi/shims/net.rs
+++ b/src/libstd/sys/cloudabi/shims/net.rs
@@ -1,5 +1,5 @@
 use crate::fmt;
-use crate::io::{self, IoVec, IoVecMut};
+use crate::io::{self, IoSlice, IoSliceMut};
 use crate::net::{Ipv4Addr, Ipv6Addr, Shutdown, SocketAddr};
 use crate::time::Duration;
 use crate::sys::{unsupported, Void};
@@ -43,7 +43,7 @@ impl TcpStream {
         match self.0 {}
     }
 
-    pub fn read_vectored(&self, _: &mut [IoVecMut<'_>]) -> io::Result<usize> {
+    pub fn read_vectored(&self, _: &mut [IoSliceMut<'_>]) -> io::Result<usize> {
         match self.0 {}
     }
 
@@ -51,7 +51,7 @@ impl TcpStream {
         match self.0 {}
     }
 
-    pub fn write_vectored(&self, _: &[IoVec<'_>]) -> io::Result<usize> {
+    pub fn write_vectored(&self, _: &[IoSlice<'_>]) -> io::Result<usize> {
         match self.0 {}
     }
 
diff --git a/src/libstd/sys/cloudabi/shims/pipe.rs b/src/libstd/sys/cloudabi/shims/pipe.rs
index 804d3e001ac..fb14dc59101 100644
--- a/src/libstd/sys/cloudabi/shims/pipe.rs
+++ b/src/libstd/sys/cloudabi/shims/pipe.rs
@@ -1,4 +1,4 @@
-use crate::io::{self, IoVec, IoVecMut};
+use crate::io::{self, IoSlice, IoSliceMut};
 use crate::sys::Void;
 
 pub struct AnonPipe(Void);
@@ -8,7 +8,7 @@ impl AnonPipe {
         match self.0 {}
     }
 
-    pub fn read_vectored(&self, _bufs: &mut [IoVecMut<'_>]) -> io::Result<usize> {
+    pub fn read_vectored(&self, _bufs: &mut [IoSliceMut<'_>]) -> io::Result<usize> {
         match self.0 {}
     }
 
@@ -16,7 +16,7 @@ impl AnonPipe {
         match self.0 {}
     }
 
-    pub fn write_vectored(&self, _bufs: &[IoVec<'_>]) -> io::Result<usize> {
+    pub fn write_vectored(&self, _bufs: &[IoSlice<'_>]) -> io::Result<usize> {
         match self.0 {}
     }