Fix menu warnings

change offending bool return to int

warning: cast between incompatible function types from
'_Bool (*)(void)' to 'int (*)(void)' [-Wcast-function-type]

forgot to remove -- typedef int (*menu_function)(void);

Change-Id: Ie4c8d3ddb0fb7843c4ec584203350d658d6bee3e

23 files changed, 62 insertions, 58 deletions

diff --git a/apps/alarm_menu.c b/apps/alarm_menu.c
index 12bc03ca20..497747bd7b 100644
--- a/apps/alarm_menu.c
+++ b/apps/alarm_menu.c
@@ -50,7 +50,7 @@ static void speak_time(int hours, int minutes, bool speak_hours, bool enqueue)
     }
 }
 
-bool alarm_screen(void)
+int alarm_screen(void)
 {
     int h, m;
     bool done = false;
@@ -188,10 +188,10 @@ bool alarm_screen(void)
             if(default_event_handler(button) == SYS_USB_CONNECTED)
             {
                 rtc_enable_alarm(false);
-                return true;
+                return 1;
             }
             break;
         }
     }
-    return false;
+    return 0;
 }
diff --git a/apps/alarm_menu.h b/apps/alarm_menu.h
index 01b3d8681c..9f6f1e1059 100644
--- a/apps/alarm_menu.h
+++ b/apps/alarm_menu.h
@@ -21,6 +21,6 @@
 #ifndef _ALARM_MENU_H
 #define _ALARM_MENU_H
 
-bool alarm_screen(void);
+int alarm_screen(void);
 
 #endif
diff --git a/apps/debug_menu.c b/apps/debug_menu.c
index dad9fe96c8..9cd2c9bb92 100644
--- a/apps/debug_menu.c
+++ b/apps/debug_menu.c
@@ -2708,14 +2708,14 @@ static const char* menu_get_name(int item, void * data,
     return menuitems[item].desc;
 }
 
-bool debug_menu(void)
+int debug_menu(void)
 {
     struct simplelist_info info;
 
     simplelist_info_init(&info, "Debug Menu", ARRAYLEN(menuitems), NULL);
     info.action_callback = menu_action_callback;
     info.get_name        = menu_get_name;
-    return simplelist_show_list(&info);
+    return (simplelist_show_list(&info)) ? 1 : 0;
 }
 
 bool run_debug_screen(char* screen)
diff --git a/apps/debug_menu.h b/apps/debug_menu.h
index 664a1ba762..1335cb1395 100644
--- a/apps/debug_menu.h
+++ b/apps/debug_menu.h
@@ -21,7 +21,7 @@
 #ifndef _DEBUG_MENU_H
 #define _DEBUG_MENU_H
 
-bool debug_menu(void);
+int  debug_menu(void);
 bool run_debug_screen(char* screen);
 
 #endif
diff --git a/apps/enc_config.c b/apps/enc_config.c
index 07405cdac1..7741c293f0 100644
--- a/apps/enc_config.c
+++ b/apps/enc_config.c
@@ -440,7 +440,7 @@ void enc_global_settings_apply(void)
 
 /* Show an encoder's config menu based on the global_settings.
    Modified settings are placed in global_settings.enc_config. */
-bool enc_global_config_menu(void)
+int enc_global_config_menu(void)
 {
     struct encoder_config cfg;
 
@@ -453,12 +453,12 @@ bool enc_global_config_menu(void)
     {
         menu_callback_data.cfg = &cfg;
         menu_callback_data.global = true;
-        return do_menu(enc_data[cfg.rec_format].menu, NULL, NULL, false)
-                == MENU_ATTACHED_USB;
+        int retmenu = do_menu(enc_data[cfg.rec_format].menu, NULL, NULL, false);
+        return (retmenu == MENU_ATTACHED_USB) ? 1 : 0;
     }
     else
     {
         splash(HZ, ID2P(LANG_NO_SETTINGS));
-        return false;
+        return 0;
     }
 } /* enc_global_config_menu */
diff --git a/apps/enc_config.h b/apps/enc_config.h
index 8c6f2efef7..368bf8cf6c 100644
--- a/apps/enc_config.h
+++ b/apps/enc_config.h
@@ -71,5 +71,5 @@ void enc_global_settings_apply(void);
 
 /* Show an encoder's config menu based on the global_settings.
    Modified settings are placed in global_settings.enc_config. */
-bool enc_global_config_menu(void);
+int enc_global_config_menu(void);
 #endif /* ENC_CONFIG_H */
diff --git a/apps/menu.h b/apps/menu.h
index ee2d9e7f40..df5f7ced9f 100644
--- a/apps/menu.h
+++ b/apps/menu.h
@@ -41,7 +41,6 @@ enum menu_item_type {
 };
 #define MENU_TYPE_MASK 0xF /* MT_* type */
 
-typedef int (*menu_function)(void);
 struct menu_func {
     union {
         int (*function_w_param)(void* param); /* intptr_t instead of void*
diff --git a/apps/menus/eq_menu.c b/apps/menus/eq_menu.c
index b9da3449a6..7cbf7b5d90 100644
--- a/apps/menus/eq_menu.c
+++ b/apps/menus/eq_menu.c
@@ -563,7 +563,7 @@ static void draw_eq_sliders(struct screen * screen, int x, int y,
 }
 
 /* Provides a graphical means of editing the EQ settings */
-bool eq_menu_graphical(void)
+int eq_menu_graphical(void)
 {
     bool exit_request = false;
     bool result = true;
@@ -753,10 +753,10 @@ bool eq_menu_graphical(void)
         screens[i].set_viewport(NULL);
         viewportmanager_theme_undo(i, false);
     }
-    return result;
+    return (result) ? 1 : 0;
 }
 
-static bool eq_save_preset(void)
+static int eq_save_preset(void)
 {
     /* make sure that the eq is enabled for setting saving */
     bool enabled = global_settings.eq_enabled;
@@ -766,16 +766,16 @@ static bool eq_save_preset(void)
 
     global_settings.eq_enabled = enabled;
 
-    return result;
+    return (result) ? 1 : 0;
 }
 /* Allows browsing of preset files */
 static struct browse_folder_info eqs = { EQS_DIR, SHOW_CFG };
 
 MENUITEM_FUNCTION(eq_graphical, 0, ID2P(LANG_EQUALIZER_GRAPHICAL),
-                    (int(*)(void))eq_menu_graphical, NULL, lowlatency_callback,
+                    eq_menu_graphical, NULL, lowlatency_callback,
                     Icon_EQ);
 MENUITEM_FUNCTION(eq_save, 0, ID2P(LANG_EQUALIZER_SAVE),
-                    (int(*)(void))eq_save_preset, NULL, NULL, Icon_NOICON);
+                    eq_save_preset, NULL, NULL, Icon_NOICON);
 MENUITEM_FUNCTION(eq_browse, MENU_FUNC_USEPARAM, ID2P(LANG_EQUALIZER_BROWSE),
                     browse_folder, (void*)&eqs, lowlatency_callback,
                     Icon_NOICON);
diff --git a/apps/menus/eq_menu.h b/apps/menus/eq_menu.h
index 8147088c2b..04e8be2ead 100644
--- a/apps/menus/eq_menu.h
+++ b/apps/menus/eq_menu.h
@@ -40,7 +40,7 @@
 #define EQ_USER_DIVISOR      10
 
 bool eq_browse_presets(void);
-bool eq_menu_graphical(void);
+int eq_menu_graphical(void);
 
 /* utility functions for settings_list.c */
 const char* eq_q_format(char* buffer, size_t buffer_size, int value,
diff --git a/apps/menus/main_menu.c b/apps/menus/main_menu.c
index 8764101f73..139667cef4 100644
--- a/apps/menus/main_menu.c
+++ b/apps/menus/main_menu.c
@@ -111,7 +111,7 @@ MAKE_MENU(manage_settings, ID2P(LANG_MANAGE_MENU), NULL, Icon_Config,
 /*      INFO MENU                  */
 
 
-static bool show_credits(void)
+static int show_credits(void)
 {
     char credits[MAX_PATH] = { '\0' };
     snprintf(credits, MAX_PATH, "%s/credits.rock", VIEWERS_DIR);
@@ -122,7 +122,7 @@ static bool show_credits(void)
         while (IS_SYSEVENT(get_action(CONTEXT_STD, TIMEOUT_BLOCK)))
             ;
     }
-    return false;
+    return 0;
 }
 
 #ifdef HAVE_LCD_CHARCELLS
@@ -357,7 +357,7 @@ static int info_action_callback(int action, struct gui_synclist *lists)
     }
     return action;
 }
-static bool show_info(void)
+static int show_info(void)
 {
     struct info_data data = {.new_data = true };
     struct simplelist_info info;
@@ -369,10 +369,12 @@ static bool show_info(void)
     if(global_settings.talk_menu)
          info.get_talk = info_speak_item;
     info.action_callback = info_action_callback;
-    return simplelist_show_list(&info);
+    return (simplelist_show_list(&info)) ? 1 : 0;
 }
+
+
 MENUITEM_FUNCTION(show_info_item, 0, ID2P(LANG_ROCKBOX_INFO),
-                   (menu_function)show_info, NULL, NULL, Icon_NOICON);
+                   show_info, NULL, NULL, Icon_NOICON);
 
 #if CONFIG_RTC
 int time_screen(void* ignored);
@@ -381,11 +383,13 @@ MENUITEM_FUNCTION(timedate_item, MENU_FUNC_CHECK_RETVAL, ID2P(LANG_TIME_MENU),
 #endif
 
 MENUITEM_FUNCTION(show_credits_item, 0, ID2P(LANG_CREDITS),
-                   (menu_function)show_credits, NULL, NULL, Icon_NOICON);
+                   show_credits, NULL, NULL, Icon_NOICON);
+
 MENUITEM_FUNCTION(show_runtime_item, 0, ID2P(LANG_RUNNING_TIME),
-                   (menu_function)view_runtime, NULL, NULL, Icon_NOICON);
+                   view_runtime, NULL, NULL, Icon_NOICON);
+
 MENUITEM_FUNCTION(debug_menu_item, 0, ID2P(LANG_DEBUG),
-                   (menu_function)debug_menu, NULL, NULL, Icon_NOICON);
+                   debug_menu, NULL, NULL, Icon_NOICON);
 
 MAKE_MENU(info_menu, ID2P(LANG_SYSTEM), 0, Icon_System_menu,
           &show_info_item, &show_credits_item,
diff --git a/apps/menus/playlist_menu.c b/apps/menus/playlist_menu.c
index f4fa6bc653..175ca19959 100644
--- a/apps/menus/playlist_menu.c
+++ b/apps/menus/playlist_menu.c
@@ -75,15 +75,13 @@ static int playlist_view_(void)
     playlist_viewer_ex(NULL);
     return 0;
 }
-
 MENUITEM_FUNCTION(create_playlist_item, 0, ID2P(LANG_CREATE_PLAYLIST), 
-                  (int(*)(void))create_playlist, NULL, NULL, Icon_NOICON);
+                  create_playlist, NULL, NULL, Icon_NOICON);
 MENUITEM_FUNCTION(view_cur_playlist, 0,
                   ID2P(LANG_VIEW_DYNAMIC_PLAYLIST), 
-                  (int(*)(void))playlist_view_, NULL, NULL, Icon_NOICON);
+                  playlist_view_, NULL, NULL, Icon_NOICON);
 MENUITEM_FUNCTION(save_playlist, MENU_FUNC_USEPARAM, ID2P(LANG_SAVE_DYNAMIC_PLAYLIST), 
-                         (int(*)(void*))save_playlist_screen, 
-                        NULL, NULL, Icon_NOICON);
+                  save_playlist_screen, NULL, NULL, Icon_NOICON);
 MENUITEM_SETTING(recursive_dir_insert, &global_settings.recursive_dir_insert, NULL);
 MENUITEM_SETTING(warn_on_erase, &global_settings.warnon_erase_dynplaylist, NULL);
 static int clear_catalog_directory(void)
diff --git a/apps/menus/radio_menu.c b/apps/menus/radio_menu.c
index 8ab7151c3e..fb3d2b7fee 100644
--- a/apps/menus/radio_menu.c
+++ b/apps/menus/radio_menu.c
@@ -59,7 +59,7 @@ MENUITEM_FUNCTION(recscreen_item, 0, ID2P(LANG_RECORDING),
 #define FM_RECORDING_SETTINGS
 static int fm_recording_settings(void)
 {
-    bool ret = recording_menu(true);
+    int ret = recording_menu(true);
 
 #if CONFIG_CODEC != SWCODEC
     if (!ret)
diff --git a/apps/menus/recording_menu.c b/apps/menus/recording_menu.c
index 5038b1abad..54dc415de7 100644
--- a/apps/menus/recording_menu.c
+++ b/apps/menus/recording_menu.c
@@ -307,7 +307,7 @@ MENUITEM_FUNCTION(recformat, 0, ID2P(LANG_RECORDING_FORMAT),
                     recformat_func, NULL, NULL, Icon_Menu_setting);
 
 MENUITEM_FUNCTION(enc_global_config_menu_item, 0, ID2P(LANG_ENCODER_SETTINGS),
-                    (int(*)(void))enc_global_config_menu,
+                     enc_global_config_menu,
                      NULL, NULL, Icon_Submenu);
 
 #endif /* CONFIG_CODEC == SWCODEC */
@@ -651,14 +651,15 @@ MAKE_MENU(recording_settings_menu, ID2P(LANG_RECORDING_SETTINGS),
             &browse_recconfigs, &save_recpresets_item
 );
 
-bool recording_menu(bool no_source)
+int recording_menu(bool no_source)
 {
-    bool retval;
+    int retval;
     no_source_in_menu = no_source;
-    retval = do_menu(&recording_settings_menu, NULL, NULL, false) == MENU_ATTACHED_USB;
+    int retmenu = do_menu(&recording_settings_menu, NULL, NULL, false);
+    retval = (retmenu == MENU_ATTACHED_USB) ? 1 : 0;
     no_source_in_menu = false; /* always fall back to the default */
     return retval;
 };
 
 MENUITEM_FUNCTION(recording_settings, MENU_FUNC_USEPARAM, ID2P(LANG_RECORDING_SETTINGS),
-                          (int (*)(void*))recording_menu, 0, NULL, Icon_Recording);
+                          recording_menu, 0, NULL, Icon_Recording);
diff --git a/apps/menus/settings_menu.c b/apps/menus/settings_menu.c
index 5c99cb4cd4..41734a9a63 100644
--- a/apps/menus/settings_menu.c
+++ b/apps/menus/settings_menu.c
@@ -152,11 +152,13 @@ MENUITEM_FUNCTION(tc_update, 0, ID2P(LANG_TAGCACHE_UPDATE),
                     (int(*)(void))tagcache_update_with_splash,
                     NULL, NULL, Icon_NOICON);
 MENUITEM_SETTING(runtimedb, &global_settings.runtimedb, NULL);
+
 MENUITEM_FUNCTION(tc_export, 0, ID2P(LANG_TAGCACHE_EXPORT),
-                    (int(*)(void))tagtree_export, NULL,
+                    tagtree_export, NULL,
                     NULL, Icon_NOICON);
+
 MENUITEM_FUNCTION(tc_import, 0, ID2P(LANG_TAGCACHE_IMPORT),
-                    (int(*)(void))tagtree_import, NULL,
+                    tagtree_import, NULL,
                     NULL, Icon_NOICON);
 MENUITEM_FUNCTION(tc_paths, 0, ID2P(LANG_SELECT_DATABASE_DIRS),
                     dirs_to_scan, NULL, NULL, Icon_NOICON);
diff --git a/apps/menus/time_menu.c b/apps/menus/time_menu.c
index a6885a3dbc..93ca786cea 100644
--- a/apps/menus/time_menu.c
+++ b/apps/menus/time_menu.c
@@ -82,7 +82,7 @@ MENUITEM_FUNCTION(time_set, 0, ID2P(LANG_SET_TIME),
 MENUITEM_SETTING(timeformat, &global_settings.timeformat, NULL);
 #ifdef HAVE_RTC_ALARM
 MENUITEM_FUNCTION(alarm_screen_call, 0, ID2P(LANG_ALARM_MOD_ALARM_MENU),
-                  (menu_function)alarm_screen, NULL, NULL, Icon_NOICON);
+                  alarm_screen, NULL, NULL, Icon_NOICON);
 #if CONFIG_TUNER || defined(HAVE_RECORDING)
 
 #if CONFIG_TUNER && !defined(HAVE_RECORDING)
diff --git a/apps/screens.c b/apps/screens.c
index 0334329b5d..e203b446cf 100644
--- a/apps/screens.c
+++ b/apps/screens.c
@@ -830,7 +830,7 @@ static int runtime_speak_data(int selected_item, void* data)
 }
 
 
-bool view_runtime(void)
+int view_runtime(void)
 {
     static const char *lines[]={ID2P(LANG_CLEAR_TIME)};
     static const struct text_message message={lines, 1};
@@ -869,9 +869,9 @@ bool view_runtime(void)
             }
         }
         if(default_event_handler(action) == SYS_USB_CONNECTED)
-            return true;
+            return 1;
     }
-    return false;
+    return 0;
 }
 
 #ifdef HAVE_TOUCHSCREEN
diff --git a/apps/screens.h b/apps/screens.h
index 7f2bc6ed0e..d8b697a2a0 100644
--- a/apps/screens.h
+++ b/apps/screens.h
@@ -43,7 +43,7 @@ bool set_time_screen(const char* title, struct tm *tm);
 
 bool shutdown_screen(void);
 bool browse_id3(void);
-bool view_runtime(void);
+int  view_runtime(void);
 
 #ifdef HAVE_TOUCHSCREEN
 int calibrate(void);
diff --git a/apps/settings.c b/apps/settings.c
index 8afec9f806..9f3047e9df 100644
--- a/apps/settings.c
+++ b/apps/settings.c
@@ -1183,7 +1183,7 @@ bool set_bool_options(const char* string, const bool* variable,
     bool result;
 
     result = set_option(string, variable, BOOL, names, 2,
-                        (void (*)(int))function);
+                        (void (*)(int))(void (*)(void))function);
     return result;
 }
 
diff --git a/apps/sound_menu.h b/apps/sound_menu.h
index 611bda64d4..1ff2019a8f 100644
--- a/apps/sound_menu.h
+++ b/apps/sound_menu.h
@@ -21,7 +21,7 @@
 #ifndef _SOUND_MENU_H
 #define _SOUND_MENU_H
 
-bool recording_menu(bool no_source);
+int recording_menu(bool no_source);
 int rectrigger(void);
 
 #endif
diff --git a/apps/tagtree.c b/apps/tagtree.c
index ba27c84f6a..c188a900fa 100644
--- a/apps/tagtree.c
+++ b/apps/tagtree.c
@@ -967,7 +967,7 @@ static void tagtree_track_finish_event(unsigned short id, void *ev_data)
 #endif
 }
 
-bool tagtree_export(void)
+int tagtree_export(void)
 {
     struct tagcache_search tcs;
 
@@ -977,10 +977,10 @@ bool tagtree_export(void)
         splash(HZ*2, ID2P(LANG_FAILED));
     }
 
-    return false;
+    return 0;
 }
 
-bool tagtree_import(void)
+int tagtree_import(void)
 {
     splash(0, ID2P(LANG_WAIT));
     if (!tagcache_import_changelog())
@@ -988,7 +988,7 @@ bool tagtree_import(void)
         splash(HZ*2, ID2P(LANG_FAILED));
     }
 
-    return false;
+    return 0;
 }
 
 static bool parse_menu(const char *filename);
diff --git a/apps/tagtree.h b/apps/tagtree.h
index 8369020371..427a602df6 100644
--- a/apps/tagtree.h
+++ b/apps/tagtree.h
@@ -31,8 +31,8 @@
 #define TAGMENU_MAX_MENUS  32
 #define TAGMENU_MAX_FMTS   32
 
-bool tagtree_export(void);
-bool tagtree_import(void);
+int tagtree_export(void);
+int tagtree_import(void);
 void tagtree_init(void) INIT_ATTR;
 int tagtree_enter(struct tree_context* c);
 void tagtree_exit(struct tree_context* c);
diff --git a/apps/tree.c b/apps/tree.c
index 6b496919b0..16e0f988dc 100644
--- a/apps/tree.c
+++ b/apps/tree.c
@@ -912,7 +912,7 @@ static int dirbrowse(void)
     return true;
 }
 
-bool create_playlist(void)
+int create_playlist(void)
 {
     char filename[MAX_PATH + 16]; /* add enough space for extension */
 
@@ -924,14 +924,14 @@ bool create_playlist(void)
         
     
     if (kbd_input(filename, MAX_PATH))
-        return false;
+        return 0;
     splashf(0, "%s %s", str(LANG_CREATING), filename);
 
     trigger_cpu_boost();
     catalog_add_to_a_playlist(tc.currdir, ATTR_DIRECTORY, true, filename);
     cancel_cpu_boost();
 
-    return true;
+    return 1;
 }
 
 void browse_context_init(struct browse_context *browse,
diff --git a/apps/tree.h b/apps/tree.h
index 1601447b58..77dc5da1b4 100644
--- a/apps/tree.h
+++ b/apps/tree.h
@@ -116,7 +116,7 @@ void browse_context_init(struct browse_context *browse,
                          char *title, enum themable_icons icon,
                          const char *root, const char *selected);
 int rockbox_browse(struct browse_context *browse);
-bool create_playlist(void);
+int create_playlist(void);
 void resume_directory(const char *dir);
 static inline void tree_lock_cache(struct tree_context *t)
 {