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unix,tty: don't drain when setting the TTY mode (#4945)

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This avoids a blocking syscall (essentially a write)–and thus potential
deadlock–in the asynchronous IO path.
This commit is contained in:
Gabriel Baraldi 2026-03-16 22:48:50 -03:00 committed by GitHub
parent 651f2fc161
commit b84a067e0f
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1 changed files with 3 additions and 3 deletions
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src/unix/tty.c
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@ -333,8 +333,8 @@ int uv_tty_set_mode(uv_tty_t* tty, uv_tty_mode_t mode) {
UNREACHABLE(); UNREACHABLE();
} }
/* Apply changes after draining */ /* Apply changes now, to avoid blocking. */
rc = uv__tcsetattr(fd, TCSADRAIN, &tmp); rc = uv__tcsetattr(fd, TCSANOW, &tmp);
if (rc == 0) if (rc == 0)
tty->mode = mode; tty->mode = mode;