Files
codex/codex-rs/exec-server/src
jif-oai 45e1742030 exec-server: wait for close after observed exit (#19130)
## Why

Windows CI can flake in
`server::handler::tests::output_and_exit_are_retained_after_notification_receiver_closes`
after a process has exited but before both output streams have closed.
`exec/read` returned immediately whenever `exited` was true, so callers
that had already observed the exit event could spin instead of
long-polling for the later `closed` state.

## What Changed

- Keep returning immediately when a terminal exit event is newly
observable.
- Allow later reads, after the caller has advanced past that event, to
wait for `closed` or new output until `wait_ms` expires.

## Verification

- CI pending.
2026-04-23 16:50:17 +02:00
..