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Annotation of 43BSD/usr.lib/libcurses/box.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[] = "@(#)box.c      5.1 (Berkeley) 6/7/85";
        !             9: #endif not lint
        !            10: 
        !            11: # include      "curses.ext"
        !            12: 
        !            13: /*
        !            14:  *     This routine draws a box around the given window with "vert"
        !            15:  * as the vertical delimiting char, and "hor", as the horizontal one.
        !            16:  *
        !            17:  */
        !            18: box(win, vert, hor)
        !            19: reg WINDOW     *win;
        !            20: char           vert, hor; {
        !            21: 
        !            22:        reg int         i;
        !            23:        reg int         endy, endx;
        !            24:        reg char        *fp, *lp;
        !            25: 
        !            26:        endx = win->_maxx;
        !            27:        endy = win->_maxy - 1;
        !            28:        fp = win->_y[0];
        !            29:        lp = win->_y[endy];
        !            30:        for (i = 0; i < endx; i++)
        !            31:                fp[i] = lp[i] = hor;
        !            32:        endx--;
        !            33:        for (i = 0; i <= endy; i++)
        !            34:                win->_y[i][0] = (win->_y[i][endx] = vert);
        !            35:        if (!win->_scroll && (win->_flags&_SCROLLWIN))
        !            36:                fp[0] = fp[endx] = lp[0] = lp[endx] = ' ';
        !            37:        touchwin(win);
        !            38: }

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