int count_lines(Point pt1, Point pt2)
{
if (cmp_point(pt1, pt2) > 0)
swap_point(&pt1, &pt2);
return pt2.n - pt1.n;
}
static void calculate_highlight_region(Window *wp, Region *r, int *highlight)
{
if ((wp != cur_wp
&& !lookup_bool_variable("highlight-nonselected-windows"))
|| (!wp->bp->mark)
|| (!transient_mark_mode())
|| (transient_mark_mode() && !(wp->bp->mark_active))) {
*highlight = FALSE;
return;
}
*highlight = TRUE;
r->start = window_pt(wp);
r->end = wp->bp->mark->pt;
if (cmp_point(r->end, r->start) < 0)
swap_point(&r->end, &r->start);
}
int point_dist(Point pt1, Point pt2)
{
int size = 0;
Line *lp;
if (cmp_point(pt1, pt2) > 0)
swap_point(&pt1, &pt2);
for (lp = pt1.p; ; lp = list_next(lp)) {
size += astr_len(lp->item);
if (lp == pt1.p)
size -= pt1.o;
if (lp == pt2.p) {
size -= astr_len(lp->item) - pt2.o;
break;
}
else
size++;
}
return size;
}