ncursesw-morphos/ncurses/base/lib_clrbot.c
Thomas E. Dickey 3a0d9d27e0 ncurses 5.7 - patch 20091024
+ quiet some pedantic gcc warnings.
+ modify _nc_wgetch() to check for a -1 in the fifo, e.g., after a
  SIGWINCH, and discard that value, to avoid confusing application
  (patch by Eygene Ryabinkin, FreeBSD bin/136223).
2009-10-25 01:06:00 +00:00

77 lines
3.2 KiB
C

/****************************************************************************
* Copyright (c) 1998-2006,2009 Free Software Foundation, Inc. *
* *
* Permission is hereby granted, free of charge, to any person obtaining a *
* copy of this software and associated documentation files (the *
* "Software"), to deal in the Software without restriction, including *
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* copies of the Software, and to permit persons to whom the Software is *
* furnished to do so, subject to the following conditions: *
* *
* The above copyright notice and this permission notice shall be included *
* in all copies or substantial portions of the Software. *
* *
* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS *
* OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF *
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****************************************************************************/
/****************************************************************************
* Author: Zeyd M. Ben-Halim <zmbenhal@netcom.com> 1992,1995 *
* and: Eric S. Raymond <esr@snark.thyrsus.com> *
****************************************************************************/
/*
** lib_clrbot.c
**
** The routine wclrtobot().
**
*/
#include <curses.priv.h>
MODULE_ID("$Id: lib_clrbot.c,v 1.21 2009/10/24 22:33:19 tom Exp $")
NCURSES_EXPORT(int)
wclrtobot(WINDOW *win)
{
int code = ERR;
T((T_CALLED("wclrtobot(%p)"), (void *) win));
if (win) {
NCURSES_SIZE_T y;
NCURSES_SIZE_T startx = win->_curx;
NCURSES_CH_T blank = win->_nc_bkgd;
T(("clearing from y = %ld to y = %ld with maxx = %ld",
(long) win->_cury, (long) win->_maxy, (long) win->_maxx));
for (y = win->_cury; y <= win->_maxy; y++) {
struct ldat *line = &(win->_line[y]);
NCURSES_CH_T *ptr = &(line->text[startx]);
NCURSES_CH_T *end = &(line->text[win->_maxx]);
CHANGED_TO_EOL(line, startx, win->_maxx);
while (ptr <= end)
*ptr++ = blank;
startx = 0;
}
_nc_synchook(win);
code = OK;
}
returnCode(code);
}