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newlib-cygwin
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Cygwin: console: Fix IL/DL escape sequence on the last line. 

- Currently, escape sequence IL/DL (CSI Ps L, CSI Ps M) does not
  work correctly at the last (bottom end) line. This patch fixes
  the issue.

Addresses:
  https://cygwin.com/pipermail/cygwin/2022-February/250736.html
This commit is contained in:
Takashi Yano 2022-02-03 21:09:44 +09:00
parent e5aca9ced9
commit 96646006a7
1 changed files with 12 additions and 0 deletions
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12
winsup/cygwin/fhandler_console.cc
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@ -2174,6 +2174,12 @@ fhandler_console::char_command (char c)
cursor_get (&x, &y);
if (y < srTop || y > srBottom)
break;
if (y == con.b.srWindow.Bottom)
{
WriteConsoleW (get_output_handle (), L"\033[2K", 4, 0, 0);
wpbuf.empty ();
break;
}
if (y == con.b.srWindow.Top
&& srBottom == con.b.srWindow.Bottom)
{
@ -2213,6 +2219,12 @@ fhandler_console::char_command (char c)
cursor_get (&x, &y);
if (y < srTop || y > srBottom)
break;
if (y == con.b.srWindow.Bottom)
{
WriteConsoleW (get_output_handle (), L"\033[2K", 4, 0, 0);
wpbuf.empty ();
break;
}
__small_swprintf (bufw, L"\033[%d;%dr",
y + 1 - con.b.srWindow.Top,
srBottom + 1 - con.b.srWindow.Top);