blob: 5f04e230d37e75dc4426e1ab59ded2f2c0f56c75 [file] [log] [blame]
# -*- 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: 2022-2023 Open Networking Foundation (ONF) and the ONF Contributors
# SPDX-License-Identifier: Apache-2.0
# -----------------------------------------------------------------------
# ONF.makefile.version = 1.0
# -----------------------------------------------------------------------
$(if $(DEBUG),$(warning ENTER))
# include makefiles/constants.mk
export dot :=.
export null :=#
export space := $(null) $(null)
export quote-single := $(null)"$(null)# colorization-closing-quote(")
export quote-double := $(null)'$(null)# colorization-closing-quote(')
# [DEBUG] make {target} HIDE=
HIDE ?= @
env-clean ?= /usr/bin/env --ignore-environment
xargs-n1 := xargs -0 -t -n1 --no-run-if-empty
xargs-n1-clean := $(env-clean) $(xargs-n1)
## -----------------------------------------------------------------------
## Default shell:
## o set -e enable error checking
## o set -u report undefined errors
## o set -o pipefail propogate shell pipeline failures.
## -----------------------------------------------------------------------
SHELL ?= /bin/bash
have-shell-bash := $(filter bash,$(subst /,$(space),$(SHELL)))
$(if $(have-shell-bash),$(null),\
$(eval export SHELL := bash -euo pipefail))
export SHELL ?= bash -euo pipefail
$(if $(DEBUG),$(warning LEAVE))
# [EOF]