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replace deprecated item 'mem::uninitialized' 

This commit replaces the use of deprecated item 'mem::uninitialized'
with 'mem::MaybeUninit'.

Thank you for reviewing :)
This commit is contained in:
YOUNGSUK KIM 2020-06-21 23:15:40 -04:00 committed by whitequark
parent d5c44a37d5
commit f6a55fa3c7
1 changed files with 16 additions and 7 deletions
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23
src/phy/sys/mod.rs
View File

@ -26,15 +26,24 @@ pub use self::tap_interface::TapInterfaceDesc;
/// Wait until given file descriptor becomes readable, but no longer than given timeout.
pub fn wait(fd: RawFd, duration: Option<Duration>) -> io::Result<()> {
unsafe {
let mut readfds = mem::uninitialized::<libc::fd_set>();
libc::FD_ZERO(&mut readfds);
libc::FD_SET(fd, &mut readfds);
let mut readfds = {
let mut readfds = mem::MaybeUninit::<libc::fd_set>::uninit();
libc::FD_ZERO(readfds.as_mut_ptr());
libc::FD_SET(fd, readfds.as_mut_ptr());
readfds.assume_init()
};
let mut writefds = mem::uninitialized::<libc::fd_set>();
libc::FD_ZERO(&mut writefds);
let mut writefds = {
let mut writefds = mem::MaybeUninit::<libc::fd_set>::uninit();
libc::FD_ZERO(writefds.as_mut_ptr());
writefds.assume_init()
};
let mut exceptfds = mem::uninitialized::<libc::fd_set>();
libc::FD_ZERO(&mut exceptfds);
let mut exceptfds = {
let mut exceptfds = mem::MaybeUninit::<libc::fd_set>::uninit();
libc::FD_ZERO(exceptfds.as_mut_ptr());
exceptfds.assume_init()
};
let mut timeout = libc::timeval { tv_sec: 0, tv_usec: 0 };
let timeout_ptr =