common.mk

# Copyright 2020 The Kubernetes Authors.
#
# 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.

include $(ROOT_DIR_RELATIVE)/versions.mk

SHELL:=bash
.ONESHELL:
.EXPORT_ALL_VARIABLES:
.SHELLFLAGS := -eu -o pipefail -c
.DELETE_ON_ERROR:
MAKEFLAGS += --no-builtin-rules

TOOLS_DIR := $(ROOT_DIR_RELATIVE)/hack/tools
TOOLS_DIR_DEPS := $(TOOLS_DIR)/go.sum $(TOOLS_DIR)/go.mod $(TOOLS_DIR)/Makefile
TOOLS_BIN_DIR := $(TOOLS_DIR)/bin

.DEFAULT_GOAL:=help

$(TOOLS_BIN_DIR)/%: $(TOOLS_DIR_DEPS)
	make -C $(TOOLS_DIR) $(subst $(TOOLS_DIR)/,,$@)

##@ help:

help:  ## Display this help
ifeq ($(OS),Windows_NT)
	@awk 'BEGIN {FS = ":.*##"; printf "\nUsage:\n  make <target>\n"} /^[a-zA-Z_-]+:.*?##/ { printf "  %-40s %s\n", $$1, $$2 } /^##@/ { printf "\n%s\n", substr($$0, 5) } ' $(MAKEFILE_LIST)
else
	@awk 'BEGIN {FS = ":.*##"; printf "\nUsage:\n  make \033[36m<target>\033[0m\n"} /^[a-zA-Z_-]+:.*?##/ { printf "  \033[36m%-40s\033[0m %s\n", $$1, $$2 } /^##@/ { printf "\n\033[1m%s\033[0m\n", substr($$0, 5) } ' $(MAKEFILE_LIST)
endif