X-Git-Url: https://git.kernelconcepts.de/?a=blobdiff_plain;f=common%2Fmenu.c;h=94afeb290098dc4b1356496ade659d1985fcd143;hb=0043b1faa7f8a6b9a38ac949335cf3a5c3074459;hp=aa16c9a199d772f7bd9971e401efdb883bf06895;hpb=fc4fa6a16db3f5c5671b4f3d32359fa416542cd2;p=karo-tx-uboot.git

diff --git a/common/menu.c b/common/menu.c
index aa16c9a199..94afeb2900 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 <http://www.gnu.org/licenses/>.
+ * SPDX-License-Identifier:	GPL-2.0+
  */
 
 #include <common.h>
+#include <cli.h>
 #include <malloc.h>
 #include <errno.h>
 #include <linux/list.h>
@@ -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;
 };
 
@@ -170,37 +162,11 @@ 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;
@@ -230,20 +196,27 @@ static inline int menu_interactive_choice(struct menu *m, void **choice)
 
 		menu_display(m);
 
-		readret = readline_into_buffer("Enter choice: ", cbuf,
-				m->timeout);
-
-		if (readret >= 0) {
-			choice_item = menu_item_by_key(m, cbuf);
-
-			if (!choice_item) {
-				printf("%s not found\n", cbuf);
-				m->timeout = 0;
+		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 {
+				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;
@@ -300,7 +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);
@@ -376,11 +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 choosen 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;
 
@@ -393,6 +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);