47  * in m, with m, a pointer to the item, and extra being passed to callback. If
66 		if (ret)  in menu_items_iter()
74  * Print a menu_item. If the consumer provided an item_data_print function
82 	if (!m->item_data_print) {  in menu_item_print()
100 	if (item->key)  in menu_item_destroy()
114  * title, if any, and then each item in the menu.
118 	if (m->title) {  in menu_display()
128  * Check if an item's key matches a provided string, pointed to by extra. If
132  * This is called via menu_items_iter, so it returns a pointer to the item if
140 	if (!item_key || !item->key) {  in menu_item_key_match()
141 		if (item_key == item->key)  in menu_item_key_match()
147 	if (strcmp(item->key, item_key) == 0)  in menu_item_key_match()
154  * Find the first item with a key matching item_key, if any exists.
163  * Set *choice to point to the default item's data, if any default item was
164  * set, and returns 1. If no default item was set, returns -ENOENT.
168 	if (m->default_item) {  in menu_default_choice()
183  * Returns 1 if the user made a choice, or -EINTR if they bail via ^c.
196 		if (!m->item_choice) {  in menu_interactive_choice()
201 			if (readret >= 0) {  in menu_interactive_choice()
203 				if (!choice_item)  in menu_interactive_choice()
205 			} else if (readret == -1)  {  in menu_interactive_choice()
214 			if (key)  in menu_interactive_choice()
218 		if (!choice_item)  in menu_interactive_choice()
236  * Returns 1 if successful, -EINVAL if m is NULL, or -ENOENT if no item with a
243 	if (!m)  in menu_default_set()
248 	if (!item)  in menu_default_set()
258  * if the menu is set to not prompt or the timeout expires. This is safe to
264  * menu item. If no item is selected or there is an error, no value will be
267  * Returns 1 if successful, -EINVAL if m or choice is NULL, -ENOENT if no
269  * expires, or -EINTR if the user exits the menu via ^c.
273 	if (!m || !choice)  in menu_get_choice()
276 	if (!m->prompt)  in menu_get_choice()
284  * data of an item if it already exists, but doesn't change the order of the
295  * will be returned from menu_get_choice if the menu item is selected.
297  * Returns 1 if successful, -EINVAL if m is NULL, or -ENOMEM if there is
304 	if (!m)  in menu_item_add()
309 	if (item) {  in menu_item_add()
315 	if (!item)  in menu_item_add()
320 	if (!item->key) {  in menu_item_add()
335  * title - If not NULL, points to a string that will be displayed before the
339  * timeout - A delay in seconds to wait for user input. If 0, timeout is
342  * prompt - If 0, don't ask for user input unless there is an interrupted
343  * timeout. If 1, the user will be prompted for input regardless of the value
346  * item_data_print - If not NULL, will be called for each item when the menu
348  * If NULL, each item's key will be printed instead.  Since an item's key is
352  * item_choice - If not NULL, will be called when asking the user to choose an
353  * item. Returns a key string corresponding to the chosen item or NULL if
358  * Returns a pointer to the menu if successful, or NULL if there is
370 	if (!m)  in menu_create()
380 	if (title) {  in menu_create()
382 		if (!m->title) {  in menu_create()
400  * Returns 1 if successful, or -EINVAL if m is NULL.
404 	if (!m)  in menu_destroy()
409 	if (m->title)  in menu_destroy()