Remove ONEHAND_ENABLE (#13920)

keyboards/ergodox_ez/keymaps/bpruitt-goddard/rules.mk

@@ -2,7 +2,7 @@ MOUSEKEY_ENABLE  = yes # Mouse keys
 EXTRAKEY_ENABLE  = yes # Audio control and System control
 COMMAND_ENABLE   = yes # Commands for debug and configuration
 NKRO_ENABLE      = yes # USB Nkey Rollover - for issues, see github.com/tmk/tmk_keyboard/wiki/FAQ#nkro-doesnt-work
-ONEHAND_ENABLE   = yes # Allow swapping hands of keyboard
+SWAP_HANDS_ENABLE = yes # Allow swapping hands of keyboard
 KEY_LOCK_ENABLE  = yes # Enable the KC_LOCK key
 TAP_DANCE_ENABLE = yes # Enable the tap dance feature.
 CONSOLE_ENABLE   = yes  # Console for debug

keyboards/redox_w/redox_w.c

@@ -15,7 +15,7 @@ void matrix_init_kb(void) {
 	led_init();
 }
 
-#ifdef ONEHAND_ENABLE
+#ifdef SWAP_HANDS_ENABLE
 __attribute__ ((weak))
 const keypos_t PROGMEM hand_swap_config[MATRIX_ROWS][MATRIX_COLS] = {
 {{13, 0}, {12, 0}, {11, 0}, {10, 0}, {9, 0}, {8, 0}, {7, 0}, {6, 0}, {5, 0}, {4, 0}, {3, 0}, {2, 0}, {1, 0}, {0, 0}},

keyboards/vitamins_included/vitamins_included.c

@@ -1,6 +1,6 @@
 #include QMK_KEYBOARD_H
 
-#ifdef ONEHAND_ENABLE
+#ifdef SWAP_HANDS_ENABLE
 __attribute__ ((weak))
 const keypos_t PROGMEM hand_swap_config[MATRIX_ROWS][MATRIX_COLS] = {
 

show_options.mk

@@ -69,7 +69,6 @@ OTHER_OPTION_NAMES = \
   KEYLOGGER_ENABLE \
   LCD_BACKLIGHT_ENABLE \
   MACROS_ENABLED \
-  ONEHAND_ENABLE \
   PS2_MOUSE_ENABLE \
   RAW_ENABLE \
   SWAP_HANDS_ENABLE \

tmk_core/common.mk

@@ -98,9 +98,6 @@ ifeq ($(strip $(BLUETOOTH)), RN42)
 	TMK_COMMON_DEFS += -DNO_USB_STARTUP_CHECK
 endif
 
-ifeq ($(strip $(ONEHAND_ENABLE)), yes)
-  SWAP_HANDS_ENABLE = yes # backwards compatibility
-endif
 ifeq ($(strip $(SWAP_HANDS_ENABLE)), yes)
     TMK_COMMON_DEFS += -DSWAP_HANDS_ENABLE
 endif