Changed standout character representation so that characters are

[unix-history] / usr / src / lib / libcurses / box.c

/*
* Copyright (c) 1981 Regents of the University of California.
* All rights reserved.
*
* %sccs.include.redist.c%
*/

#ifndef lint
static char sccsid[] = "@(#)box.c       5.7 (Berkeley) %G%";
#endif  /* not lint */

#include <curses.h>

/*
* box --
*      Draw a box around the given window with "vert" as the vertical
*      delimiting char, and "hor", as the horizontal one.
*/
int
box(win, vert, hor)
       register WINDOW *win;
       int vert, hor;
{
       register int endy, endx, i;
       register char *fp, *lp, *sfp, *slp;

       endx = win->maxx;
       endy = win->maxy - 1;
       fp = win->lines[0]->line;
       lp = win->lines[endy]->line;
       sfp = win->lines[0]->standout;
       slp = win->lines[endy]->standout;
       for (i = 0; i < endx; i++) {
               fp[i] = lp[i] = hor;
               sfp[i] &= ~__STANDOUT;
               slp[i] &= ~__STANDOUT;
       }
       endx--;
       for (i = 0; i <= endy; i++) {
               win->lines[i]->line[0] = (win->lines[i]->line[endx] = vert);
               win->lines[i]->standout[0] &= ~__STANDOUT;
               win->lines[i]->standout[endx] &= ~__STANDOUT;
       }
       if (!(win->flags & __SCROLLOK) && (win->flags & __SCROLLWIN)) {
               fp[0] = fp[endx] = lp[0] = lp[endx] = ' ';
               sfp[0] &= ~__STANDOUT;
               sfp[endx] &= ~__STANDOUT;
               slp[0] &= ~__STANDOUT;
               slp[endx] &= ~__STANDOUT;
       }
       touchwin(win);
       return (OK);
}