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Revert "Fix SIGTTIN handling" (#9694)

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Reverts nushell/nushell#9681

As mentioned in #9681 - this breaks running tests in wsl2.
This commit is contained in:
JT 2023-07-15 15:30:29 +12:00 committed by GitHub
parent 3ffafa7196
commit b693db16cc
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1 changed files with 5 additions and 5 deletions
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10
src/terminal.rs
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@ -59,11 +59,12 @@ fn take_control(interactive: bool) {
}
}
let mut success = false;
for _ in 0..4096 {
match unistd::tcgetpgrp(nix::libc::STDIN_FILENO) {
Ok(owner_pgid) if owner_pgid == shell_pgid => {
// success
return;
success = true;
break;
}
Ok(owner_pgid) if owner_pgid == Pid::from_raw(0) => {
// Zero basically means something like "not owned" and we can just take it
@ -79,7 +80,7 @@ fn take_control(interactive: bool) {
}
_ => {
// fish also has other heuristics than "too many attempts" for the orphan check, but they're optional
if signal::killpg(shell_pgid, Signal::SIGTTIN).is_err() {
if signal::killpg(Pid::from_raw(-shell_pgid.as_raw()), Signal::SIGTTIN).is_err() {
if !interactive {
// that's fine
return;
@ -90,8 +91,7 @@ fn take_control(interactive: bool) {
}
}
}
if interactive {
if !success && interactive {
eprintln!("ERROR: failed take control of the terminal, we might be orphaned");
std::process::exit(1);
}