80 lines
2.8 KiB
C
80 lines
2.8 KiB
C
/*
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* Copyright (c) 1981 Regents of the University of California.
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* 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. All advertising materials mentioning features or use of this software
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* must display the following acknowledgement:
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* This product includes software developed by the University of
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* California, Berkeley and its contributors.
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* 4. 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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#ifndef lint
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static char sccsid[] = "@(#)delwin.c 5.4 (Berkeley) 6/1/90";
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#endif /* not lint */
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# include "curses.ext"
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/*
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* This routine deletes a window and releases it back to the system.
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*
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*/
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delwin(win)
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reg WINDOW *win; {
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reg int i;
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reg WINDOW *wp, *np;
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if (win->_orig == NULL) {
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/*
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* If we are the original window, delete the space for
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* all the subwindows, and the array of space as well.
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*/
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for (i = 0; i < win->_maxy && win->_y[i]; i++)
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free(win->_y[i]);
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free(win->_firstch);
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free(win->_lastch);
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wp = win->_nextp;
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while (wp != win) {
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np = wp->_nextp;
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delwin(wp);
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wp = np;
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}
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}
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else {
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/*
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* If we are a subwindow, take ourselves out of the
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* list. NOTE: if we are a subwindow, the minimum list
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* is orig followed by this subwindow, so there are
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* always at least two windows in the list.
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*/
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for (wp = win->_nextp; wp->_nextp != win; wp = wp->_nextp)
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continue;
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wp->_nextp = win->_nextp;
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}
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free(win->_y);
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free(win);
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}
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