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+#pragma once
+/*
+ Copyright 2018-2022 Eric Gebhart <e.a.gebhart@gmail.com>
+
+ 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 that 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/>.
+*/
+// Language macros to change the names of things to
+// match the value of LANG_IS, and EDGE_COLS.
+// it would be nice to have consistency, but there isn't.
+// Keys need a prefix, layer chunks need a different suffix,
+// defines that are are opposite, of keys.
+//
+// In order to change layer and other names to match lang.
+// foo --> foo_bp or foo.
+
+// A new language just needs entries to match so
+// that it will create the proper names when LANG_IS
+// set to the appropriate values.
+// sonly the pfx and sfx functions need additions for
+// another language.
+// The rest is making sure there are keymap chunks
+// defined as needed.
+#define COMMA ,
+
+#define CONCATENATE(a, ...) a ## __VA_ARGS__
+#define CAT(a, ...) CONCATENATE(a, __VA_ARGS__)
+
+// We need another one with a different name.
+// The macros are painted blue otherwise.
+// Cat gets used at a low level, around keys, or layers basically.
+// Cat 2 is used for thumb cluster choices, any of which can contain
+// a number of CATS down at the bottom. -- nested macros of the same
+// name get painted blue. So here we are. :-). look in edge_keys.h
+// for THUMBS
+#define CONCATENATE2(a, ...) a ## __VA_ARGS__
+#define CAT2(a, ...) CONCATENATE2(a, __VA_ARGS__)
+
+#define CONCATENATE3(a, ...) a ## __VA_ARGS__
+#define CAT3(a, ...) CONCATENATE3(a, __VA_ARGS__)
+
+
+#define EMPTY()
+#define DEFER(id) id EMPTY()
+#define OBSTRUCT(...) __VA_ARGS__ DEFER(EMPTY)()
+#define EXPAND(...) __VA_ARGS__
+
+// Give the right keycode prefix by LANG_IS
+#define LANG_PFX CAT(LANG_IS, KC)
+#define COMBOKC CB
+#define COMBO2KC CB2
+#define BEPOKC BP
+#define ENKC KC
+#define US_INTKC US
+
+// Give the right symbol suffix by LANG_IS
+#define LANG_SFX CAT(CAT(LANG_IS, _), SFX)
+#define LOCALE_LAYERS_SFX _LL // for counting the base layers.
+#define COMBO_SFX _CB
+#define COMBO2_SFX _CB2
+#define BEPO_SFX _BP
+#define EN_SFX _EN
+#define US_INT_SFX _EN
+
+// Give the right map chunk suffix by LANG_IS
+#define LANG_MAPSFX CAT(CAT(LANG_IS, _), MAPSFX)
+#define COMBO_MAPSFX _CB___
+#define COMBO2_MAPSFX _CB2___
+#define BEPO_MAPSFX _BP___
+#define EN_MAPSFX _EN___
+#define US_INT_MAPSFX _EN___
+
+// These use the mapping above to get their job done.
+
+// In order to create keycode names to match lang.
+// A --> BP_A or KC_A,US_A
+#define LANG_KC(NAME) CAT(LANG_PFX, NAME)
+
+// _SYMB -> _SYMB_EN
+// _SYMB -> _SYMB_BP
+#define LANG_N(NAME) CAT(NAME, LANG_SFX)
+
+// In order to map chunk names to match lang.
+// MAP_CHUNK(___15_BOTTOM) --> ___15_BOTTOM_EN___ or ___15_BOTTOM_BP___
+#define MAP_CHUNK(NAME) CAT3(NAME, LANG_MAPSFX)
+
+
+// for the oled layer map switch
+#ifdef SECOND_LOCALE
+#define LCASE(NAME) \
+ case CAT2(NAME, _EN): \
+ case CAT2(NAME, _BP):
+#else
+#define LCASE(NAME) \
+ case CAT2(NAME, _EN):
+#endif