[PATCH] normal: fix get_logical_num_lines

[Michael Chang]

In menu editing mode, grub2 shows bogus line if the character being
edited is at last column of entry. This patch fixes the problem by
having the get_logical_num_lines function to calculate correct number of
lines.

---
 grub-core/normal/menu_entry.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/grub-core/normal/menu_entry.c b/grub-core/normal/menu_entry.c
index 62c7e16..1d4b0c6 100644
--- a/grub-core/normal/menu_entry.c
+++ b/grub-core/normal/menu_entry.c
@@ -128,7 +128,7 @@ get_logical_num_lines (struct line *linep, struct 
per_term_screen *term_screen)
 {
   return (grub_getstringwidth (linep->buf, linep->buf + linep->len,
                               term_screen->term)
-         / (unsigned) term_screen->geo.entry_width) + 1;
+         / ((unsigned) term_screen->geo.entry_width + 1)) + 1;
 }
 
 static void
-- 
2.6.3