Index: normal/menu.c =================================================================== --- normal/menu.c (revision 1872) +++ normal/menu.c (working copy) @@ -457,6 +457,57 @@ } } break; + + case GRUB_TERM_PPAGE: + if (first == 0) + { + offset = 0; + } + else + { + first -= GRUB_TERM_NUM_ENTRIES; + + if (first < 0) + { + offset += first; + first = 0; + } + } + print_entries (menu, first, offset); + break; + + case GRUB_TERM_NPAGE: + if (offset == 0) + { + offset += GRUB_TERM_NUM_ENTRIES - 1; + if (first + offset >= menu->size) + { + offset = menu->size - first - 1; + } + } + else + { + first += GRUB_TERM_NUM_ENTRIES; + + if (first + offset >= menu->size) + { + first -= GRUB_TERM_NUM_ENTRIES; + offset += GRUB_TERM_NUM_ENTRIES; + + if (offset > menu->size - 1 || + offset > GRUB_TERM_NUM_ENTRIES - 1) + { + offset = menu->size - first - 1; + } + if (offset > GRUB_TERM_NUM_ENTRIES) + { + first += offset - GRUB_TERM_NUM_ENTRIES + 1; + offset = GRUB_TERM_NUM_ENTRIES - 1; + } + } + } + print_entries (menu, first, offset); + break; case '\n': case '\r':