Re: [PATCH] [gdb/tui] Handle unicode chars in prompt

[Tom Tromey <tom@tromey.com>]

>>>>> "Tom" == Tom de Vries via Gdb-patches <gdb-patches@sourceware.org> writes:

Sorry, I missed this email when looking at your latest TUI patches.

Tom> The logic I used in this patch:
Tom> ...
Tom> +  if (height != nullptr)
Tom> +    {
Tom> +      int line = getcury (w);
Tom> +      *height += line - prev_line;
Tom>      }
Tom> ...
Tom> was to use the current line to detect a wrap but that doesn't work if
Tom> writing the prompt wraps at the last line which then generates a
Tom> scroll.

Yeah, I see.  This whole thing is maddening to me because ncurses does
have a flag that indicates that the output wrapped, and while it is in
curses.h, it is clearly non-exported, there's not even an ncurses
extension for it.  And, PDcurses does not have this.

Tom> In conclusion, AFAIU this approach doesn't work.

Yeah :(

Tom