diff --git a/winsup/cygwin/fhandler_console.cc b/winsup/cygwin/fhandler_console.cc index 5053cb053..4dee506dd 100644 --- a/winsup/cygwin/fhandler_console.cc +++ b/winsup/cygwin/fhandler_console.cc @@ -223,6 +223,21 @@ fhandler_console::cons_master_thread (handle_set_t *p, tty *ttyp) ReleaseMutex (p->input_mutex); return; } + /* If ENABLE_VIRTUAL_TERMINAL_INPUT is not set, changing + window height does not generate WINDOW_BUFFER_SIZE_EVENT. + Therefore, check windows size every time here. */ + if (!wincap.has_con_24bit_colors () || con_is_legacy) + { + SHORT y = con.dwWinSize.Y; + SHORT x = con.dwWinSize.X; + con.fillin (p->output_handle); + if (y != con.dwWinSize.Y || x != con.dwWinSize.X) + { + con.scroll_region.Top = 0; + con.scroll_region.Bottom = -1; + ttyp->kill_pgrp (SIGWINCH); + } + } for (i = 0; i < total_read; i++) { const char c = input_rec[i].Event.KeyEvent.uChar.AsciiChar;