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Joey Armstrong36c9bcd2023-04-05 19:05:56 -04001# -*- makefile -*-
2# -----------------------------------------------------------------------
3# Copyright 2022-2023 Open Networking Foundation (ONF) and the ONF Contributors
4#
5# Licensed under the Apache License, Version 2.0 (the "License");
6# you may not use this file except in compliance with the License.
7# You may obtain a copy of the License at
8#
9# http://www.apache.org/licenses/LICENSE-2.0
10#
11# Unless required by applicable law or agreed to in writing, software
12# distributed under the License is distributed on an "AS IS" BASIS,
13# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
14# See the License for the specific language governing permissions and
15# limitations under the License.
16#
17# SPDX-FileCopyrightText: 2022-2023 Open Networking Foundation (ONF) and the ONF Contributors
18# SPDX-License-Identifier: Apache-2.0
19# -----------------------------------------------------------------------
Joey Armstrong96bcf1b2023-06-27 14:49:40 -040020# https://gerrit.opencord.org/plugins/gitiles/onf-make
Joey Armstrong36c9bcd2023-04-05 19:05:56 -040021# ONF.makefile.version = 1.0
22# -----------------------------------------------------------------------
23
24$(if $(DEBUG),$(warning ENTER))
25
26# include makefiles/constants.mk
27export dot :=.
28export null :=#
29export space := $(null) $(null)
Joey Armstrong96bcf1b2023-06-27 14:49:40 -040030export quote-single := $(null)'$(null)#'
31export quote-double := $(null)"$(null)#"
Joey Armstrong36c9bcd2023-04-05 19:05:56 -040032
33# [DEBUG] make {target} HIDE=
Joey Armstrong96bcf1b2023-06-27 14:49:40 -040034HIDE ?= @
Joey Armstrong36c9bcd2023-04-05 19:05:56 -040035
36env-clean ?= /usr/bin/env --ignore-environment
Joey Armstrong96bcf1b2023-06-27 14:49:40 -040037
38xargs-cmd := xargs -0 -t --no-run-if-empty
39xargs-n1 := $(xargs-cmd) -n1
40xargs-n1-clean := $(env-clean) $(xargs-n1)
41xargs-cmd-clean := $(env-clean) $(xargs-cmd)
42
43## -----------------------------------------------------------------------
44## Intent: NOP command for targets whose dependencies do all heavy lifting
45## -----------------------------------------------------------------------
46## usage: foo bar tans
47## <tab>$(nop-command)
48## -----------------------------------------------------------------------
49nop-cmd := :
Joey Armstrong36c9bcd2023-04-05 19:05:56 -040050
51## -----------------------------------------------------------------------
52## Default shell:
53## o set -e enable error checking
54## o set -u report undefined errors
55## o set -o pipefail propogate shell pipeline failures.
56## -----------------------------------------------------------------------
57SHELL ?= /bin/bash
58have-shell-bash := $(filter bash,$(subst /,$(space),$(SHELL)))
59$(if $(have-shell-bash),$(null),\
60 $(eval export SHELL := bash -euo pipefail))
61
62export SHELL ?= bash -euo pipefail
63
64$(if $(DEBUG),$(warning LEAVE))
65
66# [EOF]