Makefile

# Copyright 2016 Karl Herler.
#
# 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.

.PHONY: all push build build-bin build-container clean

REGISTRY ?= karlherler
IMAGE = $(REGISTRY)/pause

TAG = 1.0

CC ?= gcc
CFLAGS = -Os -Wall -static

BIN = pause
SRCS = pause.c

all: build
build: build-bin build-container
build-bin:
	mkdir -p bin
	$(CC) -o bin/$(BIN) $(CFLAGS) $(SRCS)
	strip bin/$(BIN)

build-container:
	docker build -t $(IMAGE):$(TAG) .
	docker tag  $(IMAGE):$(TAG) $(IMAGE):latest

push:
	docker push $(IMAGE):$(TAG)

clean:
	rm -rf bin