From b9795ed6ec3979f68173e54d01e681271eea4a9a Mon Sep 17 00:00:00 2001 From: Thomas Wolff Date: Sat, 3 Jul 2021 00:00:00 +0200 Subject: [PATCH] tty/pty: support TIOCSWINSZ pixel-size-only change notification xterm 368 and mintty 3.5.1 implement a new feature to support notification of terminal scaling via font zooming also if the terminal text dimensions (rows/columns) stay unchanged, using ioctl(TIOCSWINSZ), raising SIGWINCH; this patches cygwin to support that scenario --- winsup/cygwin/fhandler_tty.cc | 10 ++++++++-- 1 file changed, 8 insertions(+), 2 deletions(-) diff --git a/winsup/cygwin/fhandler_tty.cc b/winsup/cygwin/fhandler_tty.cc index 1ed41d3b2..f2ac26892 100644 --- a/winsup/cygwin/fhandler_tty.cc +++ b/winsup/cygwin/fhandler_tty.cc @@ -1687,7 +1687,10 @@ fhandler_pty_slave::ioctl (unsigned int cmd, void *arg) break; case TIOCSWINSZ: if (get_ttyp ()->winsize.ws_row != ((struct winsize *) arg)->ws_row - || get_ttyp ()->winsize.ws_col != ((struct winsize *) arg)->ws_col) + || get_ttyp ()->winsize.ws_col != ((struct winsize *) arg)->ws_col + || get_ttyp ()->winsize.ws_ypixel != ((struct winsize *) arg)->ws_ypixel + || get_ttyp ()->winsize.ws_xpixel != ((struct winsize *) arg)->ws_xpixel + ) { if (get_ttyp ()->pcon_activated && get_ttyp ()->pcon_pid) resize_pseudo_console ((struct winsize *) arg); @@ -2279,7 +2282,10 @@ fhandler_pty_master::ioctl (unsigned int cmd, void *arg) break; case TIOCSWINSZ: if (get_ttyp ()->winsize.ws_row != ((struct winsize *) arg)->ws_row - || get_ttyp ()->winsize.ws_col != ((struct winsize *) arg)->ws_col) + || get_ttyp ()->winsize.ws_col != ((struct winsize *) arg)->ws_col + || get_ttyp ()->winsize.ws_ypixel != ((struct winsize *) arg)->ws_ypixel + || get_ttyp ()->winsize.ws_xpixel != ((struct winsize *) arg)->ws_xpixel + ) { if (get_ttyp ()->pcon_activated && get_ttyp ()->pcon_pid) resize_pseudo_console ((struct winsize *) arg); -- 2.32.0