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Annotation of 41BSD/lib/libcurses/box.c, revision 1.1

1.1     ! root        1: # include      "curses.h"
        !             2: 
        !             3: /*
        !             4:  *     This routine draws a box around the given window with "vert"
        !             5:  * as the vertical delimiting char, and "hor", as the horizontal one.
        !             6:  */
        !             7: box(win, vert, hor)
        !             8: reg WINDOW     *win;
        !             9: char           vert, hor; {
        !            10: 
        !            11:        reg int         i;
        !            12:        reg int         endy, endx;
        !            13:        reg char        *fp, *lp;
        !            14: 
        !            15:        endx = win->_maxx;
        !            16:        endy = win->_maxy - 1;
        !            17:        fp = win->_y[0];
        !            18:        lp = win->_y[endy];
        !            19:        for (i = 0; i < endx; i++)
        !            20:                fp[i] = lp[i] = hor;
        !            21:        endx--;
        !            22:        for (i = 0; i <= endy; i++)
        !            23:                win->_y[i][0] = (win->_y[i][endx] = vert);
        !            24:        if (!win->_scroll && (win->_flags&_SCROLLWIN))
        !            25:                fp[0] = fp[endx] = lp[0] = lp[endx] = ' ';
        !            26:        touchwin(win);
        !            27: }

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