Makefile.docker
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export DOCKER_IMAGE ?= riot/riotbuild:latest
export DOCKER_BUILD_ROOT ?= /data/riotbuild
export DOCKER_FLAGS ?= --rm
# List of Docker-enabled make goals
export DOCKER_MAKECMDGOALS_POSSIBLE = \
all \
buildtest \
scan-build \
scan-build-analyze \
tests-% \
#
export DOCKER_MAKECMDGOALS = $(filter $(DOCKER_MAKECMDGOALS_POSSIBLE),$(MAKECMDGOALS))
# Docker creates the files .dockerinit and .dockerenv in the root directory of
# the container, we check for the files to determine if we are inside a container.
ifneq (,$(wildcard /.dockerinit /.dockerenv))
export INSIDE_DOCKER := 1
else
export INSIDE_DOCKER := 0
endif
# Default target for building inside a Docker container if nothing was given
export DOCKER_MAKECMDGOALS ?= all
# List of all exported environment variables that shall be passed on to the
# Docker container, they will only be passed if they are set from the
# environment, not if they are only default Makefile values.
export DOCKER_ENV_VARS = \
APPDIR \
AR \
ARFLAGS \
AS \
ASFLAGS \
BINDIR \
BINDIRBASE \
BOARD \
BUILDRELPATH \
BUILDTEST_MCU_GROUP \
BUILDTEST_VERBOSE \
CC \
CFLAGS \
CPPMIX \
CXX \
CXXEXFLAGS \
CXXUWFLAGS \
ELFFILE \
HEXFILE \
LINK \
LINKFLAGPREFIX \
LINKFLAGS \
LTO \
OBJCOPY \
OFLAGS \
PREFIX \
QUIET \
WERROR \
RIOT_VERSION \
SCANBUILD_ARGS \
SCANBUILD_OUTPUTDIR \
SIZE \
TOOLCHAIN \
UNDEF \
#
# Find which variables were set using the command line or the environment and
# pass those to Docker.
# DOCKER_ENVIRONMENT_CMDLINE must be immediately assigned (:=) or otherwise some
# of the environment variables will be overwritten by Makefile.include and their
# origin is changed to "file"
DOCKER_ENVIRONMENT_CMDLINE := $(foreach varname,$(DOCKER_ENV_VARS), \
$(if $(filter environment command,$(origin $(varname))), \
-e '$(varname)=$(subst ','\'',$($(varname)))', \
))
DOCKER_ENVIRONMENT_CMDLINE := $(strip $(DOCKER_ENVIRONMENT_CMDLINE))
# The variables set on the command line will also be passed on the command line
# in Docker
DOCKER_OVERRIDE_CMDLINE := $(foreach varname,$(DOCKER_ENV_VARS), \
$(if $(filter command,$(origin $(varname))), \
'$(varname)=$($(varname))', \
))
DOCKER_OVERRIDE_CMDLINE := $(strip $(DOCKER_OVERRIDE_CMDLINE))
# This will execute `make $(DOCKER_MAKECMDGOALS)` inside a Docker container.
# We do not push the regular $(MAKECMDGOALS) to the container's make command in
# order to only perform building inside the container and defer executing any
# extra commands such as flashing or debugging until after leaving the
# container.
# The `flash`, `term`, `debugserver` etc. targets usually require access to
# hardware which may not be reachable from inside the container.
..in-docker-container:
@$(COLOR_ECHO) '${COLOR_GREEN}Launching build container using image "$(DOCKER_IMAGE)".${COLOR_RESET}'
docker run $(DOCKER_FLAGS) -i -t -u "$$(id -u)" \
-v '$(RIOTBASE):$(DOCKER_BUILD_ROOT)/riotbase' \
-v '$(RIOTCPU):$(DOCKER_BUILD_ROOT)/riotcpu' \
-v '$(RIOTBOARD):$(DOCKER_BUILD_ROOT)/riotboard' \
-v '$(RIOTPROJECT):$(DOCKER_BUILD_ROOT)/riotproject' \
-v /etc/localtime:/etc/localtime:ro \
-e 'RIOTBASE=$(DOCKER_BUILD_ROOT)/riotbase' \
-e 'CCACHE_BASEDIR=$(DOCKER_BUILD_ROOT)/riotbase' \
-e 'RIOTCPU=$(DOCKER_BUILD_ROOT)/riotcpu' \
-e 'RIOTBOARD=$(DOCKER_BUILD_ROOT)/riotboard' \
-e 'RIOTPROJECT=$(DOCKER_BUILD_ROOT)/riotproject' \
$(DOCKER_ENVIRONMENT_CMDLINE) \
-w '$(DOCKER_BUILD_ROOT)/riotproject/$(BUILDRELPATH)' \
'$(DOCKER_IMAGE)' make $(DOCKER_MAKECMDGOALS) $(DOCKER_OVERRIDE_CMDLINE)