| 60 | } |
| 61 | |
| 62 | fn error_retry_closure_uninit() { |
| 63 | use rustix::buffer::Buffer; |
| 64 | use rustix::io; |
| 65 | use std::mem::MaybeUninit; |
| 66 | |
| 67 | fn b<B: Buffer<u8>>(b: B) -> io::Result<B::Output> { |
| 68 | unsafe { Ok(b.assume_init(0)) } |
| 69 | } |
| 70 | |
| 71 | let mut event_buf = [MaybeUninit::<u8>::uninit(); 4]; |
| 72 | |
| 73 | // It's tempting to write this, but it gets: |
| 74 | // "captured variable cannot escape `FnMut` closure body". |
| 75 | /* |
| 76 | rustix::io::retry_on_intr(|| b(&mut event_buf)).unwrap(); |
| 77 | */ |
| 78 | |
| 79 | // The fix: Don't use `retry_on_intr`, unfortunately. |
| 80 | loop { |
| 81 | match b(&mut event_buf) { |
| 82 | Ok((_init, _unini)) => break, |
| 83 | Err(io::Errno::INTR) => continue, |
| 84 | Err(err) => Err(err).unwrap(), |
| 85 | } |
| 86 | } |
| 87 | } |
| 88 | |
| 89 | fn error_retry_indirect_closure() { |
| 90 | use rustix::buffer::Buffer; |