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Merge pull request #13084 from erw7/fix-tui-cooked-mode

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tui: fix problem that TTY does not go into raw mode
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Matthieu Coudron 2020-10-25 22:05:03 +01:00 committed by GitHub
commit 4ba5b4a864
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1 changed files with 16 additions and 1 deletions
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17
src/nvim/tui/tui.c
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@ -316,7 +316,13 @@ static void terminfo_start(UI *ui)
#ifdef WIN32
uv_tty_set_mode(&data->output_handle.tty, UV_TTY_MODE_RAW);
#else
uv_tty_set_mode(&data->output_handle.tty, UV_TTY_MODE_IO);
int retry_count = 10;
// A signal may cause uv_tty_set_mode() to fail (e.g., SIGCONT). Retry a
// few times. #12322
while (uv_tty_set_mode(&data->output_handle.tty, UV_TTY_MODE_IO) == UV_EINTR
&& retry_count > 0) {
retry_count--;
}
#endif
} else {
uv_pipe_init(&data->write_loop, &data->output_handle.pipe, 0);
@ -1102,6 +1108,15 @@ static void tui_set_mode(UI *ui, ModeShape mode)
static void tui_mode_change(UI *ui, String mode, Integer mode_idx)
{
TUIData *data = ui->data;
#ifdef UNIX
// If stdin is not a TTY, the LHS of pipe may change the state of the TTY
// after calling uv_tty_set_mode. So, set the mode of the TTY again here.
// #13073
if (data->is_starting && data->input.in_fd == STDERR_FILENO) {
uv_tty_set_mode(&data->output_handle.tty, UV_TTY_MODE_NORMAL);
uv_tty_set_mode(&data->output_handle.tty, UV_TTY_MODE_IO);
}
#endif
tui_set_mode(ui, (ModeShape)mode_idx);
data->is_starting = false; // mode entered, no longer starting
data->showing_mode = (ModeShape)mode_idx;