X-Git-Url: https://git.sur5r.net/?a=blobdiff_plain;f=common%2Fmenu.c;h=c53030f3653d9605062926cb4454b92705757ed6;hb=0d7f1ae0fe6c0d9af2c0208aab4843ec3fdfaf52;hp=5e0817c454bdd128390114dacf315066cba43140;hpb=2157497615696c41512d857478158f8546942d70;p=u-boot
diff --git a/common/menu.c b/common/menu.c
index 5e0817c454..c53030f365 100644
--- a/common/menu.c
+++ b/common/menu.c
@@ -1,21 +1,11 @@
/*
* Copyright 2010-2011 Calxeda, Inc.
*
- * This program is free software; you can redistribute it and/or modify it
- * under the terms of the GNU General Public License as published by the Free
- * Software Foundation; either version 2 of the License, or (at your option)
- * any later version.
- *
- * This program is distributed in the hope it will be useful, but WITHOUT
- * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
- * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for
- * more details.
- *
- * You should have received a copy of the GNU General Public License along with
- * this program. If not, see .
+ * SPDX-License-Identifier: GPL-2.0+
*/
#include
+#include
#include
#include
#include
@@ -47,6 +37,8 @@ struct menu {
char *title;
int prompt;
void (*item_data_print)(void *);
+ char *(*item_choice)(void *);
+ void *item_choice_data;
struct list_head items;
};
@@ -113,6 +105,10 @@ static inline void *menu_item_destroy(struct menu *m,
return NULL;
}
+__weak void menu_display_statusline(struct menu *m)
+{
+}
+
/*
* Display a menu so the user can make a choice of an item. First display its
* title, if any, and then each item in the menu.
@@ -123,6 +119,7 @@ static inline void menu_display(struct menu *m)
puts(m->title);
putc('\n');
}
+ menu_display_statusline(m);
menu_items_iter(m, menu_item_print, NULL);
}
@@ -162,37 +159,11 @@ static inline struct menu_item *menu_item_by_key(struct menu *m,
return menu_items_iter(m, menu_item_key_match, item_key);
}
-/*
- * Wait for the user to hit a key according to the timeout set for the menu.
- * Returns 1 if the user hit a key, or 0 if the timeout expired.
- */
-static inline int menu_interrupted(struct menu *m)
-{
- if (!m->timeout)
- return 0;
-
- if (abortboot(m->timeout/10))
- return 1;
-
- return 0;
-}
-
-/*
- * Checks whether or not the default menu item should be used without
- * prompting for a user choice. If the menu is set to always prompt, or the
- * user hits a key during the timeout period, return 0. Otherwise, return 1 to
- * indicate we should use the default menu item.
- */
-static inline int menu_use_default(struct menu *m)
-{
- return !m->prompt && !menu_interrupted(m);
-}
-
/*
* Set *choice to point to the default item's data, if any default item was
* set, and returns 1. If no default item was set, returns -ENOENT.
*/
-static inline int menu_default_choice(struct menu *m, void **choice)
+int menu_default_choice(struct menu *m, void **choice)
{
if (m->default_item) {
*choice = m->default_item->data;
@@ -222,17 +193,30 @@ static inline int menu_interactive_choice(struct menu *m, void **choice)
menu_display(m);
- readret = readline_into_buffer("Enter choice: ", cbuf);
-
- if (readret >= 0) {
- choice_item = menu_item_by_key(m, cbuf);
-
- if (!choice_item)
- printf("%s not found\n", cbuf);
+ if (!m->item_choice) {
+ readret = cli_readline_into_buffer("Enter choice: ",
+ cbuf,
+ m->timeout / 10);
+
+ if (readret >= 0) {
+ choice_item = menu_item_by_key(m, cbuf);
+ if (!choice_item)
+ printf("%s not found\n", cbuf);
+ } else if (readret == -1) {
+ printf("\n");
+ return -EINTR;
+ } else {
+ return menu_default_choice(m, choice);
+ }
} else {
- puts("^C\n");
- return -EINTR;
+ char *key = m->item_choice(m->item_choice_data);
+
+ if (key)
+ choice_item = menu_item_by_key(m, key);
}
+
+ if (!choice_item)
+ m->timeout = 0;
}
*choice = choice_item->data;
@@ -289,7 +273,7 @@ int menu_get_choice(struct menu *m, void **choice)
if (!m || !choice)
return -EINVAL;
- if (menu_use_default(m))
+ if (!m->prompt)
return menu_default_choice(m, choice);
return menu_interactive_choice(m, choice);
@@ -365,11 +349,19 @@ int menu_item_add(struct menu *m, char *item_key, void *item_data)
* what must be entered to select an item, the item_data_print function should
* make it obvious what the key for each entry is.
*
+ * item_choice - If not NULL, will be called when asking the user to choose an
+ * item. Returns a key string corresponding to the chosen item or NULL if
+ * no item has been selected.
+ *
+ * item_choice_data - Will be passed as the argument to the item_choice function
+ *
* Returns a pointer to the menu if successful, or NULL if there is
* insufficient memory available to create the menu.
*/
struct menu *menu_create(char *title, int timeout, int prompt,
- void (*item_data_print)(void *))
+ void (*item_data_print)(void *),
+ char *(*item_choice)(void *),
+ void *item_choice_data)
{
struct menu *m;
@@ -382,6 +374,8 @@ struct menu *menu_create(char *title, int timeout, int prompt,
m->prompt = prompt;
m->timeout = timeout;
m->item_data_print = item_data_print;
+ m->item_choice = item_choice;
+ m->item_choice_data = item_choice_data;
if (title) {
m->title = strdup(title);