Return to delwin.c CVS log

Up to [CSRG BSD Unix] / 43BSD / usr.lib / libcurses

Annotation of 43BSD/usr.lib/libcurses/delwin.c, revision 1.1

1.1     ! root        1: /*
        !             2:  * Copyright (c) 1980 Regents of the University of California.
        !             3:  * All rights reserved.  The Berkeley software License Agreement
        !             4:  * specifies the terms and conditions for redistribution.
        !             5:  */
        !             6: 
        !             7: #ifndef lint
        !             8: static char sccsid[] = "@(#)delwin.c   5.1 (Berkeley) 6/7/85";
        !             9: #endif not lint
        !            10: 
        !            11: # include      "curses.ext"
        !            12: 
        !            13: /*
        !            14:  *     This routine deletes a window and releases it back to the system.
        !            15:  *
        !            16:  */
        !            17: delwin(win)
        !            18: reg WINDOW     *win; {
        !            19: 
        !            20:        reg int         i;
        !            21:        reg WINDOW      *wp, *np;
        !            22: 
        !            23:        if (win->_orig == NULL) {
        !            24:                /*
        !            25:                 * If we are the original window, delete the space for
        !            26:                 * all the subwindows, and the array of space as well.
        !            27:                 */
        !            28:                for (i = 0; i < win->_maxy && win->_y[i]; i++)
        !            29:                        free(win->_y[i]);
        !            30:                free(win->_firstch);
        !            31:                free(win->_lastch);
        !            32:                wp = win->_nextp;
        !            33:                while (wp != win) {
        !            34:                        np = wp->_nextp;
        !            35:                        delwin(wp);
        !            36:                        wp = np;
        !            37:                }
        !            38:        }
        !            39:        else {
        !            40:                /*
        !            41:                 * If we are a subwindow, take ourselves out of the
        !            42:                 * list.  NOTE: if we are a subwindow, the minimum list
        !            43:                 * is orig followed by this subwindow, so there are
        !            44:                 * always at least two windows in the list.
        !            45:                 */
        !            46:                for (wp = win->_nextp; wp->_nextp != win; wp = wp->_nextp)
        !            47:                        continue;
        !            48:                wp->_nextp = win->_nextp;
        !            49:        }
        !            50:        free(win->_y);
        !            51:        free(win);
        !            52: }

This archive runs on limited infrastructure. Preserving old code on modern bandwidth. Automated agents are requested to crawl responsibly.