io: impl as RawFd / AsRawHandle for stdio (#2335)

Fixes: #2311
tokio-rs · Mar 23, 2020 · 2258de5 · 2258de5
1 parent dd27f1a
commit 2258de5
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diff --git a/tokio/src/io/stderr.rs b/tokio/src/io/stderr.rs
@@ -72,6 +72,20 @@ cfg_io_std! {
  }
 }
 
+#[cfg(unix)]
+impl std::os::unix::io::AsRawFd for Stderr {
+ fn as_raw_fd(&self) -> std::os::unix::io::RawFd {
+ std::io::stderr().as_raw_fd()
+ }
+}
+
+#[cfg(windows)]
+impl std::os::windows::io::AsRawHandle for Stderr {
+ fn as_raw_handle(&self) -> std::os::windows::io::RawHandle {
+ std::io::stderr().as_raw_handle()
+ }
+}
+
 impl AsyncWrite for Stderr {
  fn poll_write(
  mut self: Pin<&mut Self>,

diff --git a/tokio/src/io/stdin.rs b/tokio/src/io/stdin.rs
@@ -45,6 +45,20 @@ cfg_io_std! {
  }
 }
 
+#[cfg(unix)]
+impl std::os::unix::io::AsRawFd for Stdin {
+ fn as_raw_fd(&self) -> std::os::unix::io::RawFd {
+ std::io::stdin().as_raw_fd()
+ }
+}
+
+#[cfg(windows)]
+impl std::os::windows::io::AsRawHandle for Stdin {
+ fn as_raw_handle(&self) -> std::os::windows::io::RawHandle {
+ std::io::stdin().as_raw_handle()
+ }
+}
+
 impl AsyncRead for Stdin {
  fn poll_read(
  mut self: Pin<&mut Self>,

diff --git a/tokio/src/io/stdout.rs b/tokio/src/io/stdout.rs
@@ -72,6 +72,20 @@ cfg_io_std! {
  }
 }
 
+#[cfg(unix)]
+impl std::os::unix::io::AsRawFd for Stdout {
+ fn as_raw_fd(&self) -> std::os::unix::io::RawFd {
+ std::io::stdout().as_raw_fd()
+ }
+}
+
+#[cfg(windows)]
+impl std::os::windows::io::AsRawHandle for Stdout {
+ fn as_raw_handle(&self) -> std::os::windows::io::RawHandle {
+ std::io::stdout().as_raw_handle()
+ }
+}
+
 impl AsyncWrite for Stdout {
  fn poll_write(
  mut self: Pin<&mut Self>,