#define char_is_wall(ch) (ch == 127 || (ch >= 137 && ch <= 140) \
    || ch == 177 || ch == 176 || ch == '#') 

#define char_is_item(ch) ( (ch == 33)||(ch == 34)||(ch == 36)||(ch == 37) \
    ||(ch == 40) ||(ch == 41)||(ch == 43)||(ch == 47)||(ch == 48) \
    ||(ch == 58) ||(ch == 61)||(ch == 63)||(ch == 88)||(ch == 91) \
    ||(ch == 92) ||(ch == 93)||(ch == 125) || (ch == '~'))
#define char_is_monster(ch) ( (ch>='@' && ch<='Z') || (ch>='a' && ch<='z') \
    || ch=='&' || (ch>='1' && ch<='5') || ch == ';')

    const coord_def ep(x+1, y+1);
    const coord_def gc = view2grid(ep);

    const coord_def vp(x+1, y+1);
    const coord_def gc = view2grid(vp);
    const coord_def ep = grid2show(gc);

    else if (!map_bounds(gc))

    else if (!crawl_view.in_grid_los(gc) || !env.show(ep))

    }
    else
    {
        unsigned char ch = env.map[gc.x][gc.y].glyph() & 0xff;
        if (ch==0 || ch==' ' || char_is_wall(ch))
            new_flag = TILE_FLAG_CURSOR2;