2a780e62ed
without refresh. If the window is not dirty but the window cursor position does not match curscr then move the cursor. This fixes the issues seen in PR lib/54263.
134 lines
3.3 KiB
C
134 lines
3.3 KiB
C
/* $NetBSD: addch.c,v 1.21 2019/06/09 07:40:14 blymn Exp $ */
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/*
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* Copyright (c) 1981, 1993, 1994
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* The Regents of the University of California. All rights reserved.
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*
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* Redistribution and use in source and binary forms, with or without
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* modification, are permitted provided that the following conditions
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* are met:
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* 1. Redistributions of source code must retain the above copyright
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* notice, this list of conditions and the following disclaimer.
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* 2. Redistributions in binary form must reproduce the above copyright
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* notice, this list of conditions and the following disclaimer in the
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* documentation and/or other materials provided with the distribution.
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* 3. Neither the name of the University nor the names of its contributors
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* may be used to endorse or promote products derived from this software
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* without specific prior written permission.
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*
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* THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND
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* ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
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* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
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* ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
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* FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
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* DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
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* OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
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* HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
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* LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
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* OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
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* SUCH DAMAGE.
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*/
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#include <sys/cdefs.h>
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#ifndef lint
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#if 0
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static char sccsid[] = "@(#)addch.c 8.2 (Berkeley) 5/4/94";
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#else
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__RCSID("$NetBSD: addch.c,v 1.21 2019/06/09 07:40:14 blymn Exp $");
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#endif
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#endif /* not lint */
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#include "curses.h"
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#include "curses_private.h"
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#ifndef _CURSES_USE_MACROS
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/*
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* addch --
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* Add the character to the current position in stdscr.
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*
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*/
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int
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addch(chtype ch)
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{
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return waddch(stdscr, ch);
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}
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/*
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* mvaddch --
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* Add the character to stdscr at the given location.
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*/
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int
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mvaddch(int y, int x, chtype ch)
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{
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return mvwaddch(stdscr, y, x, ch);
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}
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/*
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* mvwaddch --
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* Add the character to the given window at the given location.
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*/
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int
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mvwaddch(WINDOW *win, int y, int x, chtype ch)
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{
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if (wmove(win, y, x) == ERR)
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return ERR;
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return waddch(win, ch);
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}
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#endif
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#ifdef HAVE_WCHAR
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/*
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* waddch --
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* Add the character to the current position in the given window.
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*/
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int
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waddch(WINDOW *win, chtype ch)
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{
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cchar_t cc;
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__cursesi_chtype_to_cchar(ch, &cc);
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#ifdef DEBUG
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__CTRACE(__CTRACE_INPUT,
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"addch: %d : 0x%x (adding char as wide char)\n",
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cc.vals[0], cc.attributes);
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#endif
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return wadd_wch(win, &cc);
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}
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#else /* !HAVE_WCHAR */
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/*
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* waddch --
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* Add the character to the current position in the given window.
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*/
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int
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waddch(WINDOW *win, chtype ch)
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{
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__LDATA buf;
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buf.ch = (wchar_t)ch & __CHARTEXT;
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buf.attr = (attr_t)ch & __ATTRIBUTES;
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#ifdef DEBUG
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__CTRACE(__CTRACE_INPUT, "addch: %d : 0x%x\n", buf.ch, buf.attr);
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#endif
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return __waddch(win, &buf);
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}
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#endif /* !HAVE_WCHAR */
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int
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__waddch(WINDOW *win, __LDATA *dp)
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{
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char buf[2];
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buf[0] = dp->ch;
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buf[1] = '\0';
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return _cursesi_waddbytes(win, buf, 1, dp->attr, 1);
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}
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