diff options
Diffstat (limited to 'src/sys/unix/tcp.rs')
| -rw-r--r-- | src/sys/unix/tcp.rs | 27 |
1 files changed, 24 insertions, 3 deletions
diff --git a/src/sys/unix/tcp.rs b/src/sys/unix/tcp.rs index 70986fa..59642c6 100644 --- a/src/sys/unix/tcp.rs +++ b/src/sys/unix/tcp.rs @@ -429,7 +429,12 @@ pub fn accept(listener: &net::TcpListener) -> io::Result<(net::TcpStream, Socket // On platforms that support it we can use `accept4(2)` to set `NONBLOCK` // and `CLOEXEC` in the call to accept the connection. #[cfg(any( - target_os = "android", + // Android x86's seccomp profile forbids calls to `accept4(2)` + // See https://github.com/tokio-rs/mio/issues/1445 for details + all( + not(target_arch="x86"), + target_os = "android" + ), target_os = "dragonfly", target_os = "freebsd", target_os = "illumos", @@ -450,7 +455,15 @@ pub fn accept(listener: &net::TcpListener) -> io::Result<(net::TcpStream, Socket // But not all platforms have the `accept4(2)` call. Luckily BSD (derived) // OSes inherit the non-blocking flag from the listener, so we just have to // set `CLOEXEC`. - #[cfg(any(target_os = "ios", target_os = "macos", target_os = "solaris"))] + #[cfg(any( + all( + target_arch = "x86", + target_os = "android" + ), + target_os = "ios", + target_os = "macos", + target_os = "solaris" + ))] let stream = { syscall!(accept( listener.as_raw_fd(), @@ -458,7 +471,15 @@ pub fn accept(listener: &net::TcpListener) -> io::Result<(net::TcpStream, Socket &mut length )) .map(|socket| unsafe { net::TcpStream::from_raw_fd(socket) }) - .and_then(|s| syscall!(fcntl(s.as_raw_fd(), libc::F_SETFD, libc::FD_CLOEXEC)).map(|_| s)) + .and_then(|s| { + syscall!(fcntl(s.as_raw_fd(), libc::F_SETFD, libc::FD_CLOEXEC))?; + + // See https://github.com/tokio-rs/mio/issues/1450 + #[cfg(all(target_arch = "x86",target_os = "android"))] + syscall!(fcntl(s.as_raw_fd(), libc::F_SETFL, libc::O_NONBLOCK))?; + + Ok(s) + }) }?; // This is safe because `accept` calls above ensures the address |