interpreters: add Lua support

interpreters/lua/Module.mk

@@ -0,0 +1,36 @@
+############################################################################
+# apps/interpreters/lua/Module.mk
+#
+# Licensed to the Apache Software Foundation (ASF) under one or more
+# contributor license agreements.  See the NOTICE file distributed with
+# this work for additional information regarding copyright ownership.  The
+# ASF licenses this file to you under the Apache License, Version 2.0 (the
+# "License"); you may not use this file except in compliance with the
+# License.  You may obtain a copy of the License at
+#
+#   http://www.apache.org/licenses/LICENSE-2.0
+#
+# Unless required by applicable law or agreed to in writing, software
+# distributed under the License is distributed on an "AS IS" BASIS, WITHOUT
+# WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.  See the
+# License for the specific language governing permissions and limitations
+# under the License.
+#
+############################################################################
+
+LUAMOD_REGISTRY = $(APPDIR)$(DELIM)interpreters$(DELIM)lua$(DELIM)registry
+
+define LUAMOD_REGISTER
+	$(Q) echo Register Lua Module: $1
+	$(Q) echo { \"$1\", $2 }, > "$(LUAMOD_REGISTRY)$(DELIM)$1.bdat"
+	$(Q) echo "int $2(lua_State *L);" > "$(LUAMOD_REGISTRY)$(DELIM)$1.pdat"
+	$(Q) touch "$(LUAMOD_REGISTRY)$(DELIM).updated"
+endef
+
+ifneq ($(LUAMODNAME),)
+LUAMODLIST := $(addprefix $(LUAMOD_REGISTRY)$(DELIM),$(addsuffix .bdat,$(LUAMODNAME)))
+$(LUAMODLIST): $(DEPCONFIG) Makefile
+	$(call LUAMOD_REGISTER,$(LUAMODNAME),luaopen_$(LUAMODNAME))
+
+register:: $(LUAMODLIST)
+endif