menuconfig: truncate list items

Truncate list items to fit in a single line, otherwise those items
which have long prompts will cover some other items.

This follows the behavior of menubox.

Signed-off-by: Li Zefan <lizf@cn.fujitsu.com>
Signed-off-by: Michal Marek <mmarek@suse.cz>

diff --git a/scripts/kconfig/lxdialog/checklist.c b/scripts/kconfig/lxdialog/checklist.c
index c92a05a..a2eb80f 100644 (file)
--- a/scripts/kconfig/lxdialog/checklist.c
+++ b/scripts/kconfig/lxdialog/checklist.c
@@ -31,6 +31,10 @@ static int list_width, check_x, item_x;
 static void print_item(WINDOW * win, int choice, int selected)
 {
        int i;
+       char *list_item = malloc(list_width + 1);
+
+       strncpy(list_item, item_str(), list_width - item_x);
+       list_item[list_width - item_x] = '\0';
 
        /* Clear 'residue' of last item */
        wattrset(win, dlg.menubox.atr);
@@ -45,13 +49,14 @@ static void print_item(WINDOW * win, int choice, int selected)
                wprintw(win, "(%c)", item_is_tag('X') ? 'X' : ' ');
 
        wattrset(win, selected ? dlg.tag_selected.atr : dlg.tag.atr);
-       mvwaddch(win, choice, item_x, item_str()[0]);
+       mvwaddch(win, choice, item_x, list_item[0]);
        wattrset(win, selected ? dlg.item_selected.atr : dlg.item.atr);
-       waddstr(win, (char *)item_str() + 1);
+       waddstr(win, list_item + 1);
        if (selected) {
                wmove(win, choice, check_x + 1);
                wrefresh(win);
        }
+       free(list_item);
 }
 
 /*