Add help text for controller drivers (#15977)

Added labels and help text for controller drivers. Help was skipped
for those drivers which likely have no alternative on the given
platform.

intl/msg_hash_lbl.h

@@ -5341,6 +5341,109 @@ MSG_HASH(
    MENU_ENUM_LABEL_INPUT_DRIVER_NULL,
    "null"
 )
+MSG_HASH(
+   MENU_ENUM_LABEL_JOYPAD_DRIVER_ANDROID,
+   "android"
+)
+MSG_HASH(
+   MENU_ENUM_LABEL_JOYPAD_DRIVER_CTR,
+   "ctr"
+)
+MSG_HASH(
+   MENU_ENUM_LABEL_JOYPAD_DRIVER_DINPUT,
+   "dinput"
+)
+MSG_HASH(
+   MENU_ENUM_LABEL_JOYPAD_DRIVER_DOS,
+   "dos"
+)
+MSG_HASH(
+   MENU_ENUM_LABEL_JOYPAD_DRIVER_GX,
+   "gx"
+)
+MSG_HASH(
+   MENU_ENUM_LABEL_JOYPAD_DRIVER_HID,
+   "hid"
+)
+MSG_HASH(
+   MENU_ENUM_LABEL_JOYPAD_DRIVER_LINUXRAW,
+   "linuxraw"
+)
+MSG_HASH(
+   MENU_ENUM_LABEL_JOYPAD_DRIVER_PARPORT,
+   "parport"
+)
+MSG_HASH(
+   MENU_ENUM_LABEL_JOYPAD_DRIVER_PS2,
+   "ps2"
+)
+MSG_HASH(
+   MENU_ENUM_LABEL_JOYPAD_DRIVER_PS3,
+   "ps3"
+)
+MSG_HASH(
+   MENU_ENUM_LABEL_JOYPAD_DRIVER_PS4,
+   "ps4"
+)
+#ifdef VITA
+MSG_HASH(
+   MENU_ENUM_LABEL_JOYPAD_DRIVER_PSP,
+   "vita"
+)
+#else
+MSG_HASH(
+   MENU_ENUM_LABEL_JOYPAD_DRIVER_PSP,
+   "psp"
+)
+#endif
+MSG_HASH(
+   MENU_ENUM_LABEL_JOYPAD_DRIVER_QNX,
+   "qnx"
+)
+MSG_HASH(
+   MENU_ENUM_LABEL_JOYPAD_DRIVER_RWEBPAD,
+   "rwebpad"
+)
+MSG_HASH(
+   MENU_ENUM_LABEL_JOYPAD_DRIVER_SDL_DINGUX,
+   "sdl_dingux"
+)
+#ifdef HAVE_SDL2
+MSG_HASH(
+   MENU_ENUM_LABEL_JOYPAD_DRIVER_SDL,
+   "sdl2"
+)
+#else
+MSG_HASH(
+   MENU_ENUM_LABEL_JOYPAD_DRIVER_SDL,
+   "sdl"
+)
+#endif
+MSG_HASH(
+   MENU_ENUM_LABEL_JOYPAD_DRIVER_SWITCH,
+   "switch"
+)
+MSG_HASH(
+   MENU_ENUM_LABEL_JOYPAD_DRIVER_UDEV,
+   "udev"
+)
+MSG_HASH(
+   MENU_ENUM_LABEL_JOYPAD_DRIVER_WIIU,
+   "wiiu"
+)
+MSG_HASH(
+   MENU_ENUM_LABEL_JOYPAD_DRIVER_XDK,
+   "xdk"
+)
+MSG_HASH(
+   MENU_ENUM_LABEL_JOYPAD_DRIVER_XINPUT,
+   "xinput"
+)
+MSG_HASH(
+   MENU_ENUM_LABEL_JOYPAD_DRIVER_NULL,
+   "null"
+)
+
 MSG_HASH(
    MENU_ENUM_LABEL_VIDEO_WINDOW_SHOW_DECORATIONS,
    "video_window_show_decorations"

intl/msg_hash_us.c

@@ -160,6 +160,26 @@ int msg_hash_get_help_us_enum(enum msg_hash_enums msg, char *s, size_t len)
                    strlcpy(s, msg_hash_to_str(MENU_ENUM_LABEL_HELP_INPUT_DRIVER_NO_DETAILS), len);
              }
              break;
+          case MENU_ENUM_LABEL_JOYPAD_DRIVER:
+             {
+                const char *lbl = settings ? settings->arrays.input_joypad_driver : NULL;
+
+                if (string_is_equal(lbl, msg_hash_to_str(MENU_ENUM_LABEL_JOYPAD_DRIVER_UDEV)))
+                   strlcpy(s, msg_hash_to_str(MENU_ENUM_LABEL_HELP_JOYPAD_DRIVER_UDEV), len);
+                else if (string_is_equal(lbl, msg_hash_to_str(MENU_ENUM_LABEL_JOYPAD_DRIVER_LINUXRAW)))
+                   strlcpy(s, msg_hash_to_str(MENU_ENUM_LABEL_HELP_JOYPAD_DRIVER_LINUXRAW), len);
+                else if (string_is_equal(lbl, msg_hash_to_str(MENU_ENUM_LABEL_JOYPAD_DRIVER_DINPUT)))
+                   strlcpy(s, msg_hash_to_str(MENU_ENUM_LABEL_HELP_JOYPAD_DRIVER_DINPUT), len);
+                else if (string_is_equal(lbl, msg_hash_to_str(MENU_ENUM_LABEL_JOYPAD_DRIVER_XINPUT)))
+                   strlcpy(s, msg_hash_to_str(MENU_ENUM_LABEL_HELP_JOYPAD_DRIVER_XINPUT), len);
+                else if (string_is_equal(lbl, msg_hash_to_str(MENU_ENUM_LABEL_JOYPAD_DRIVER_SDL)))
+                   strlcpy(s, msg_hash_to_str(MENU_ENUM_LABEL_HELP_JOYPAD_DRIVER_SDL), len);
+                else if (string_is_equal(lbl, msg_hash_to_str(MENU_ENUM_LABEL_JOYPAD_DRIVER_PARPORT)))
+                   strlcpy(s, msg_hash_to_str(MENU_ENUM_LABEL_HELP_JOYPAD_DRIVER_PARPORT), len);
+                else if (string_is_equal(lbl, msg_hash_to_str(MENU_ENUM_LABEL_JOYPAD_DRIVER_HID)))
+                   strlcpy(s, msg_hash_to_str(MENU_ENUM_LABEL_HELP_JOYPAD_DRIVER_HID), len);
+             }
+             break;
           case MENU_ENUM_LABEL_MENU_DRIVER:
              {
                 const char *lbl = settings ? settings->arrays.menu_driver : NULL;

intl/msg_hash_us.h

@@ -1514,7 +1514,7 @@ MSG_HASH(
    )
 MSG_HASH(
    MENU_ENUM_LABEL_HELP_INPUT_DRIVER_UDEV,
-   "The udev input driver uses the recent evdev joypad API for joystick support. It supports hotplugging and force feedback.\nThe driver reads evdev events for keyboard support. It also supports keyboard callback, mice and touchpads.\nBy default in most distros, /dev/input nodes are root-only (mode 600). You can set up a udev rule which makes these accessible to non-root."
+   "The udev driver reads evdev events for keyboard support. It also supports keyboard callback, mice and touchpads.\nBy default in most distros, /dev/input nodes are root-only (mode 600). You can set up a udev rule which makes these accessible to non-root."
    )
 MSG_HASH(
    MENU_ENUM_LABEL_HELP_INPUT_DRIVER_LINUXRAW,
@@ -1532,6 +1532,35 @@ MSG_HASH(
    MENU_ENUM_SUBLABEL_JOYPAD_DRIVER,
    "Controller driver to use."
    )
+MSG_HASH(
+   MENU_ENUM_LABEL_HELP_JOYPAD_DRIVER_DINPUT,
+   "DirectInput controller driver."
+   )
+MSG_HASH(
+   MENU_ENUM_LABEL_HELP_JOYPAD_DRIVER_HID,
+   "Low-level Human Interface Device driver."
+   )
+MSG_HASH(
+   MENU_ENUM_LABEL_HELP_JOYPAD_DRIVER_LINUXRAW,
+   "Raw Linux driver, uses legacy joystick API. Use udev instead if possible."
+   )
+MSG_HASH(
+   MENU_ENUM_LABEL_HELP_JOYPAD_DRIVER_PARPORT,
+   "Linux driver for controllers connected parallel port via special adapters."
+   )
+MSG_HASH(
+   MENU_ENUM_LABEL_HELP_JOYPAD_DRIVER_SDL,
+   "Controller driver based on SDL libraries."
+   )
+MSG_HASH(
+   MENU_ENUM_LABEL_HELP_JOYPAD_DRIVER_UDEV,
+   "Controller driver with udev interface, generally recommended. Uses the recent evdev joypad API for joystick support. It supports hotplugging and force feedback.\nBy default in most distros, /dev/input nodes are root-only (mode 600). You can set up a udev rule which makes these accessible to non-root."
+   )
+MSG_HASH(
+   MENU_ENUM_LABEL_HELP_JOYPAD_DRIVER_XINPUT,
+   "XInput controller driver. Mostly for XBox controllers."
+   )
+
 MSG_HASH(
    MENU_ENUM_LABEL_VALUE_VIDEO_DRIVER,
    "Video"

msg_hash.h

@@ -950,6 +950,51 @@ enum msg_hash_enums
    MENU_ENUM_LABEL_HELP_INPUT_DRIVER_NULL,
    MENU_ENUM_LABEL_HELP_INPUT_DRIVER_NO_DETAILS,
 
+   MENU_ENUM_LABEL_JOYPAD_DRIVER_ANDROID,
+   MENU_ENUM_LABEL_JOYPAD_DRIVER_CTR,
+   MENU_ENUM_LABEL_JOYPAD_DRIVER_DINPUT,
+   MENU_ENUM_LABEL_JOYPAD_DRIVER_DOS,
+   MENU_ENUM_LABEL_JOYPAD_DRIVER_GX,
+   MENU_ENUM_LABEL_JOYPAD_DRIVER_HID,
+   MENU_ENUM_LABEL_JOYPAD_DRIVER_LINUXRAW,
+   MENU_ENUM_LABEL_JOYPAD_DRIVER_PARPORT,
+   MENU_ENUM_LABEL_JOYPAD_DRIVER_PS2,
+   MENU_ENUM_LABEL_JOYPAD_DRIVER_PS3,
+   MENU_ENUM_LABEL_JOYPAD_DRIVER_PS4,
+   MENU_ENUM_LABEL_JOYPAD_DRIVER_PSP,
+   MENU_ENUM_LABEL_JOYPAD_DRIVER_QNX,
+   MENU_ENUM_LABEL_JOYPAD_DRIVER_RWEBPAD,
+   MENU_ENUM_LABEL_JOYPAD_DRIVER_SDL_DINGUX,
+   MENU_ENUM_LABEL_JOYPAD_DRIVER_SDL,
+   MENU_ENUM_LABEL_JOYPAD_DRIVER_SWITCH,
+   MENU_ENUM_LABEL_JOYPAD_DRIVER_UDEV,
+   MENU_ENUM_LABEL_JOYPAD_DRIVER_WIIU,
+   MENU_ENUM_LABEL_JOYPAD_DRIVER_XDK,
+   MENU_ENUM_LABEL_JOYPAD_DRIVER_XINPUT,
+   MENU_ENUM_LABEL_JOYPAD_DRIVER_NULL,
+   MENU_ENUM_LABEL_HELP_JOYPAD_DRIVER_ANDROID,
+   MENU_ENUM_LABEL_HELP_JOYPAD_DRIVER_CTR,
+   MENU_ENUM_LABEL_HELP_JOYPAD_DRIVER_DINPUT,
+   MENU_ENUM_LABEL_HELP_JOYPAD_DRIVER_DOS,
+   MENU_ENUM_LABEL_HELP_JOYPAD_DRIVER_GX,
+   MENU_ENUM_LABEL_HELP_JOYPAD_DRIVER_HID,
+   MENU_ENUM_LABEL_HELP_JOYPAD_DRIVER_LINUXRAW,
+   MENU_ENUM_LABEL_HELP_JOYPAD_DRIVER_PARPORT,
+   MENU_ENUM_LABEL_HELP_JOYPAD_DRIVER_PS2,
+   MENU_ENUM_LABEL_HELP_JOYPAD_DRIVER_PS3,
+   MENU_ENUM_LABEL_HELP_JOYPAD_DRIVER_PS4,
+   MENU_ENUM_LABEL_HELP_JOYPAD_DRIVER_PSP,
+   MENU_ENUM_LABEL_HELP_JOYPAD_DRIVER_QNX,
+   MENU_ENUM_LABEL_HELP_JOYPAD_DRIVER_RWEBPAD,
+   MENU_ENUM_LABEL_HELP_JOYPAD_DRIVER_SDL_DINGUX,
+   MENU_ENUM_LABEL_HELP_JOYPAD_DRIVER_SDL,
+   MENU_ENUM_LABEL_HELP_JOYPAD_DRIVER_SWITCH,
+   MENU_ENUM_LABEL_HELP_JOYPAD_DRIVER_UDEV,
+   MENU_ENUM_LABEL_HELP_JOYPAD_DRIVER_WIIU,
+   MENU_ENUM_LABEL_HELP_JOYPAD_DRIVER_XDK,
+   MENU_ENUM_LABEL_HELP_JOYPAD_DRIVER_XINPUT,
+   MENU_ENUM_LABEL_HELP_JOYPAD_DRIVER_NULL,
+
    MENU_ENUM_LABEL_INPUT_USER_1_BINDS,
    MENU_ENUM_LABEL_INPUT_USER_2_BINDS,
    MENU_ENUM_LABEL_INPUT_USER_3_BINDS,