bjoernager/rust
bjoernager/rust
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Use io::Error::new_const everywhere to avoid allocations.

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This commit is contained in:
Mara Bos 2021-03-21 20:22:38 +01:00
parent 96783625a0
commit 7b71719faf
39 changed files with 230 additions and 189 deletions
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15
library/std/src/sys/unix/net.rs
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@ -139,9 +139,9 @@ impl Socket {
let mut pollfd = libc::pollfd { fd: self.0.raw(), events: libc::POLLOUT, revents: 0 };
if timeout.as_secs() == 0 && timeout.subsec_nanos() == 0 {
return Err(io::Error::new(
return Err(io::Error::new_const(
io::ErrorKind::InvalidInput,
"cannot set a 0 duration timeout",
&"cannot set a 0 duration timeout",
));
}
@ -150,7 +150,7 @@ impl Socket {
loop {
let elapsed = start.elapsed();
if elapsed >= timeout {
return Err(io::Error::new(io::ErrorKind::TimedOut, "connection timed out"));
return Err(io::Error::new_const(io::ErrorKind::TimedOut, &"connection timed out"));
}
let timeout = timeout - elapsed;
@ -177,7 +177,10 @@ impl Socket {
// for POLLHUP rather than read readiness
if pollfd.revents & libc::POLLHUP != 0 {
let e = self.take_error()?.unwrap_or_else(|| {
io::Error::new(io::ErrorKind::Other, "no error set after POLLHUP")
io::Error::new_const(
io::ErrorKind::Other,
&"no error set after POLLHUP",
)
});
return Err(e);
}
@ -318,9 +321,9 @@ impl Socket {
let timeout = match dur {
Some(dur) => {
if dur.as_secs() == 0 && dur.subsec_nanos() == 0 {
return Err(io::Error::new(
return Err(io::Error::new_const(
io::ErrorKind::InvalidInput,
"cannot set a 0 duration timeout",
&"cannot set a 0 duration timeout",
));
}