diff options
Diffstat (limited to 'lib/libtermlib/_mvcur.c')
| -rw-r--r-- | lib/libtermlib/_mvcur.c | 127 |
1 files changed, 0 insertions, 127 deletions
diff --git a/lib/libtermlib/_mvcur.c b/lib/libtermlib/_mvcur.c deleted file mode 100644 index 848337a20ff..00000000000 --- a/lib/libtermlib/_mvcur.c +++ /dev/null @@ -1,127 +0,0 @@ -/* $OpenBSD: _mvcur.c,v 1.1 1996/10/12 03:08:25 tholo Exp $ */ - -/* - * Copyright (c) 1996 SigmaSoft, Th. Lockert <tholo@sigmasoft.com> - * All rights reserved. - * - * Redistribution and use in source and binary forms, with or without - * modification, are permitted provided that the following conditions - * are met: - * 1. Redistributions of source code must retain the above copyright - * notice, this list of conditions and the following disclaimer. - * 2. Redistributions in binary form must reproduce the above copyright - * notice, this list of conditions and the following disclaimer in the - * documentation and/or other materials provided with the distribution. - * 3. All advertising materials mentioning features or use of this software - * must display the following acknowledgement: - * This product includes software developed by SigmaSoft, Th. Lockert. - * 4. The name of the author may not be used to endorse or promote products - * derived from this software without specific prior written permission. - * - * THIS SOFTWARE IS PROVIDED ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, - * INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY - * AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL - * THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, - * EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, - * PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; - * OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, - * WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR - * OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF - * ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. - */ - -#ifndef lint -static char rcsid[] = "$OpenBSD: _mvcur.c,v 1.1 1996/10/12 03:08:25 tholo Exp $"; -#endif - -#include <string.h> -#include <unistd.h> -#include <termios.h> -#include "term.h" - -static int -rawmode() -{ - struct termios ti; - - if (tcgetattr(STDIN_FILENO, &ti) < 0) - return 1; - if (ti.c_oflag & OPOST) - if (ti.c_oflag & ONLCR) - return 0; - return 1; -} - -/* - * Optimized cursor movement, assume cursor is currently - * located at (oldx,oldy), output what is needed for the - * cursor to be relocated to (newx,newy) - */ -int -_mvcur(oldy, oldx, newy, newx) - int oldy; - int oldx; - int newy; - int newx; -{ - int l, c, raw; - char *p; - - if (newx >= columns) { - newy += newx / columns; - newx %= columns; - } - if (oldx >= columns) { - l = (oldx + 1) / columns; - oldy += l; - oldx %= columns; - if (!auto_right_margin) { - raw = rawmode(); - while (l > 0) { - if (raw) - if (carriage_return != NULL) - tputs(carriage_return, 0, _ti_outc); - else - _ti_outc('\r'); - if (linefeed_if_not_lf != NULL) - tputs(linefeed_if_not_lf, 0, _ti_outc); - else - _ti_outc('\n'); - l--; - } - oldx = 0; - } - if (oldy >= lines - 1) { - newy -= oldy - (lines - 1); - oldy = lines - 1; - } - } - if (newy >= lines) { - l = newy; - newy = lines - 1; - if (oldy < lines - 1) { - c = newx; - if (cursor_address == NULL) - newx = 0; - mvcur(oldy, oldx, newy, newx); - newx = c; - } - while (l >= lines) { - if (linefeed_if_not_lf != NULL) - tputs(linefeed_if_not_lf, 0, _ti_outc); - else - _ti_outc('\n'); - l--; - oldx = 0; - } - } - if (newy < oldy && !(cursor_address != NULL || cursor_up != NULL)) - newy = oldy; - if (cursor_address != NULL) { - p = tparm(cursor_address, newx, newy); - tputs(p, 0, _ti_outc); - } - else - return ERR; - return OK; -} |