.PHONY: all binary build cross default docs docs-build docs-shell shell test test-docker-py test-integration-cli test-unit validate

 # get OS/Arch of docker engine

 DOCKER_OSARCH := $(shell bash -c 'source hack/make/.detect-daemon-osarch && echo $${DOCKER_ENGINE_OSARCH:+$$DOCKER_CLIENT_OSARCH}')

 # default for linux/amd64 and others

 DOCKERFILE := Dockerfile

 # switch to different Dockerfile for linux/arm

 ifeq ($(DOCKER_OSARCH), linux/arm)
 	DOCKERFILE := Dockerfile.armhf
 else
 ifeq ($(DOCKER_OSARCH), linux/arm64)
 	# TODO .arm64
 	DOCKERFILE := Dockerfile.armhf
 else
 ifeq ($(DOCKER_OSARCH), linux/ppc64le)
 	DOCKERFILE := Dockerfile.ppc64le
 else
 ifeq ($(DOCKER_OSARCH), linux/s390x)
 	DOCKERFILE := Dockerfile.s390x

 endif

 endif
 endif
 endif
 export DOCKERFILE

 # env vars passed through directly to Docker's build scripts
 # to allow things like `make DOCKER_CLIENTONLY=1 binary` easily
 # `docs/sources/contributing/devenvironment.md ` and `project/PACKAGERS.md` have some limited documentation of some of these
 DOCKER_ENVS := \
 	-e BUILDFLAGS \
 	-e DOCKER_CLIENTONLY \

 	-e DOCKER_DEBUG \

 	-e DOCKER_EXPERIMENTAL \

 	-e DOCKERFILE \

 	-e DOCKER_GRAPHDRIVER \

 	-e DOCKER_REMAP_ROOT \

 	-e DOCKER_STORAGE_OPTS \

 	-e DOCKER_USERLANDPROXY \

 	-e TESTDIRS \
 	-e TESTFLAGS \
 	-e TIMEOUT
 # note: we _cannot_ add "-e DOCKER_BUILDTAGS" here because even if it's unset in the shell, that would shadow the "ENV DOCKER_BUILDTAGS" set in our Dockerfile, which is very important for our official builds
 

 # to allow `make BIND_DIR=. shell` or `make BIND_DIR= test`

 # (default to no bind mount if DOCKER_HOST is set)

 # note: BINDDIR is supported for backwards-compatibility here
 BIND_DIR := $(if $(BINDDIR),$(BINDDIR),$(if $(DOCKER_HOST),,bundles))
 DOCKER_MOUNT := $(if $(BIND_DIR),-v "$(CURDIR)/$(BIND_DIR):/go/src/github.com/docker/docker/$(BIND_DIR)")

 GIT_BRANCH := $(shell git rev-parse --abbrev-ref HEAD 2>/dev/null)

 DOCKER_IMAGE := docker-dev$(if $(GIT_BRANCH),:$(GIT_BRANCH))

 DOCKER_DOCS_IMAGE := docker-docs$(if $(GIT_BRANCH),:$(GIT_BRANCH))

 DOCKER_FLAGS := docker run --rm -i --privileged $(DOCKER_ENVS) $(DOCKER_MOUNT)

 # if this session isn't interactive, then we don't want to allocate a
 # TTY, which would fail, but if it is interactive, we do want to attach
 # so that the user can send e.g. ^C through.
 INTERACTIVE := $(shell [ -t 0 ] && echo 1 || echo 0)
 ifeq ($(INTERACTIVE), 1)
 	DOCKER_FLAGS += -t
 endif

 DOCKER_RUN_DOCKER := $(DOCKER_FLAGS) "$(DOCKER_IMAGE)"

 default: binary
 
 all: build
 	$(DOCKER_RUN_DOCKER) hack/make.sh
 
 binary: build
 	$(DOCKER_RUN_DOCKER) hack/make.sh binary

 build: bundles

 	docker build -t "$(DOCKER_IMAGE)" -f "$(DOCKERFILE)" .

 
 bundles:
 	mkdir bundles
 

 cross: build

 	$(DOCKER_RUN_DOCKER) hack/make.sh dynbinary binary cross

 deb: build

 	$(DOCKER_RUN_DOCKER) hack/make.sh dynbinary build-deb

 docs:
 	$(MAKE) -C docs docs
 

 rpm: build

 	$(DOCKER_RUN_DOCKER) hack/make.sh dynbinary build-rpm

 shell: build
 	$(DOCKER_RUN_DOCKER) bash
 

 test: build

 	$(DOCKER_RUN_DOCKER) hack/make.sh dynbinary cross test-unit test-integration-cli test-docker-py

 test-docker-py: build
 	$(DOCKER_RUN_DOCKER) hack/make.sh dynbinary test-docker-py

 test-integration-cli: build

 	$(DOCKER_RUN_DOCKER) hack/make.sh dynbinary test-integration-cli

 test-unit: build
 	$(DOCKER_RUN_DOCKER) hack/make.sh test-unit

 validate: build

 	$(DOCKER_RUN_DOCKER) hack/make.sh validate-dco validate-gofmt validate-pkg validate-lint validate-test validate-toml validate-vet validate-vendor