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- /*
- * Copyright (c) 1981 Regents of the University of California.
- * 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 the University of
- * California, Berkeley and its contributors.
- * 4. Neither the name of the University nor the names of its contributors
- * may be used to endorse or promote products derived from this software
- * without specific prior written permission.
- *
- * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``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 REGENTS OR CONTRIBUTORS 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 sccsid[] = "@(#)mvwin.c 5.5 (Berkeley) 8/23/92";
- #endif /* not lint */
-
- #include <curses.h>
-
- /*
- * mvwin --
- * Relocate the starting position of a window.
- */
- int
- mvwin(win, by, bx)
- register WINDOW *win;
- register int by, bx;
- {
- register WINDOW *orig;
- register int dy, dx;
-
- if (by + win->_maxy > LINES || bx + win->_maxx > COLS)
- return (ERR);
- dy = by - win->_begy;
- dx = bx - win->_begx;
- orig = win->_orig;
- if (orig == NULL) {
- orig = win;
- do {
- win->_begy += dy;
- win->_begx += dx;
- __swflags(win);
- win = win->_nextp;
- } while (win != orig);
- } else {
- if (by < orig->_begy || win->_maxy + dy > orig->_maxy)
- return (ERR);
- if (bx < orig->_begx || win->_maxx + dx > orig->_maxx)
- return (ERR);
- win->_begy = by;
- win->_begx = bx;
- __swflags(win);
- __set_subwin(orig, win);
- }
- touchwin(win);
- return (OK);
- }
-