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pass -x/-y to tmux new-session for correct initial size
test / unit + widget + golden + a11y (push) Failing after 27s
test / integration_test (xvfb) (push) Has been skipped
test / bundle smoke (xvfb 5s) (push) Has been skipped
test / daemon subprocess + web WASM smoke (push) Has been skipped

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tmux running inside a PTY without a traditional terminal client
defaults to a huge window size (2000+ cols, 10000 rows). Pass
explicit -x and -y flags matching the TerminalView dimensions.

Co-Authored-By: Claude Opus 4.6 (1M context) <noreply@anthropic.com>
This commit is contained in:
Jeroen Schweitzer
2026-05-01 13:03:51 +02:00
co-authored by Claude Opus 4.6
parent 0b3c6bc1f8
commit a028eb7ad3
3 changed files with 12 additions and 4 deletions
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lib/src/pty/native_pty.dart
+2 -3
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@@ -276,11 +276,10 @@ class NativePty {
final ws = calloc<_Winsize>()
..ref.wsRow = rows
..ref.wsCol = cols;
_ioctl(_fd, _kTiocsWinsz, ws);
final rc = _ioctl(_fd, _kTiocsWinsz, ws);
calloc.free(ws);
print('[pty-resize] fd=$_fd cols=$cols rows=$rows ioctl=$rc pid=$pid');
// Explicitly signal the child to re-query its terminal size.
// macOS should auto-send SIGWINCH on TIOCSWINSZ, but the legacy
// Python implementation sent it explicitly for reliability.
_nativeKill(pid, 28); // SIGWINCH = 28 on macOS/Linux
}