Initial import from repo:ci-management/makefiles

Change-Id: Ie6267d932de97f8ee38908e2a1aab146cd11085b
diff --git a/makefiles/include.mk b/makefiles/include.mk
new file mode 100644
index 0000000..6d9f616
--- /dev/null
+++ b/makefiles/include.mk
@@ -0,0 +1,63 @@
+# -*- makefile -*-
+# -----------------------------------------------------------------------
+# Copyright 2022-2023 Open Networking Foundation (ONF) and the ONF Contributors
+#
+# Licensed 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.
+#
+# SPDX-FileCopyrightText: 2022 Open Networking Foundation (ONF) and the ONF Contributors
+# SPDX-License-Identifier: Apache-2.0
+# -----------------------------------------------------------------------
+
+$(if $(DEBUG),$(warning ENTER))
+
+TOP           ?= .
+MAKEDIR       ?= $(TOP)/makefiles
+
+ONF_ROOT      ?= $(TOP)/../onf-make/makefiles
+ONF_MAKEDIR   := $(ONF_ROOT)/makefiles
+
+
+
+ONF_MAKE ?= $(MAKEDIR)# fix this -- two distinct makefiles/ directories are needed
+ONF_MAKE ?= $(error ONF_MAKE= is required)
+
+include $(ONF_MAKE)/consts.mk
+include $(ONF_MAKE)/help/include.mk
+
+include $(ONF_MAKE)/virtualenv.mk#        # lint-{jjb,python} depends on venv
+include $(ONF_MAKE)/lint/include.mk
+# include $(ONF_MAKE)/git-submodules.mk
+# include $(ONF_MAKE)/gerrit/include.mk
+
+include $(ONF_MAKE)/todo.mk
+include $(ONF_MAKE)/help/variables.mk
+
+##-------------------##
+##---]  TARGETS  [---##
+##-------------------##
+include $(ONF_MAKE)/targets/clean.mk
+# include $(ONF_MAKE)/targets/check.mk
+include $(ONF_MAKE)/targets/sterile.mk
+# include $(ONF_MAKE)/targets/test.mk
+
+$(if $(DEBUG),$(warning LEAVE))
+
+## --------------------------------------------------------------------------
+## structure to support pre/post target handling w/o inlining in Makefile (?)
+## --------------------------------------------------------------------------
+##   include makefiles/include.mk
+##     include makefiles/main/enter.mk
+##     [... include *.mk ...]
+##     include makefiles/main/leave.mk
+
+# [EOF]