[readline] TUI size computation for mingw32 hosts

[Daniel Jacobowitz]

Hi Chet,

Not sure if you ever saw the attached message.  Could you let me know
if this fix is OK for readline, so that I can update GDB's bundled
copy?  Thanks in advance.

On Thu, Sep 28, 2006 at 03:13:21PM +0200, Denis PILAT wrote:
> Attached is a patch that fix a problem of calculating console window size
> when gdb is hosted on windows.
> 
> I already fixed this problem in gdb 6.4 version, that was integrated into
> readline (cf 
> http://sources.redhat.com/ml/gdb-patches/2006-02/msg00245.html)
> , but the readline I got from the 6.5 version cancels the modification 
> with some new
> code that overwrote variables I used.
> 
> 
> Denis

> 2006-09-28  Denis Pilat  <denis.pilat@st.com>
> 
> 	* readline/terminal.c (_rl_get_screen_size): use wr and wc variable to store
> 	window size.
> 
> 
> Index: terminal.c
> ===================================================================
> --- terminal.c	(revision 527)
> +++ terminal.c	(working copy)
> @@ -226,8 +226,8 @@ _rl_get_screen_size (tty, ignore_env)
>        CONSOLE_SCREEN_BUFFER_INFO scr;
>        if (GetConsoleScreenBufferInfo (hConOut, &scr))
>  	{
> -	  _rl_screenwidth = scr.dwSize.X;
> -	  _rl_screenheight = scr.srWindow.Bottom - scr.srWindow.Top + 1;
> +	  wc = scr.dwSize.X;
> +	  wr = scr.srWindow.Bottom - scr.srWindow.Top + 1;
>  	}
>      }
>  #endif


-- 
Daniel Jacobowitz
CodeSourcery