Escape (sequence) (status) Line. Simple status line like uim-fep.
Works on both Windows and Linux.
update TTY stdin scroll region <== [SIGWINCH] ==> update pty size
+--------------------+^
| ||
| term rows - height |PTY size == SCROLL REGION(DECSTBM)
| |V
+--------------------+
| status line height |
+--------------------+
> meson setup builddir
> meson compile -C builddir
- Track the output of the pty to appropriately output additional drawing sequences.