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Makefile
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Makefile
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__nmk_dir=$(CURDIR)/scripts/nmk/scripts/
export __nmk_dir
#
# No need to try to remake our Makefiles
Makefile: ;
Makefile.%: ;
scripts/%.mak: ;
$(__nmk_dir)%.mk: ;
#
# Import the build engine
include $(__nmk_dir)include.mk
include $(__nmk_dir)macro.mk
ifeq ($(origin HOSTCFLAGS), undefined)
HOSTCFLAGS := $(CFLAGS) $(USERCFLAGS)
endif
#
# Supported Architectures
ifneq ($(filter-out x86 arm aarch64 ppc64 s390 mips,$(ARCH)),)
$(error "The architecture $(ARCH) isn't supported")
endif
# The PowerPC 64 bits architecture could be big or little endian.
# They are handled in the same way.
ifeq ($(SUBARCH),ppc64)
error := $(error ppc64 big endian is not yet supported)
endif
#
# Architecture specific options.
ifeq ($(ARCH),arm)
ARMV := $(shell echo $(SUBARCH) | sed -nr 's/armv([[:digit:]]).*/\1/p; t; i7')
ifeq ($(ARMV),6)
USERCFLAGS += -march=armv6
endif
ifeq ($(ARMV),7)
USERCFLAGS += -march=armv7-a+fp
endif
ifeq ($(ARMV),8)
# Running 'setarch linux32 uname -m' returns armv8l on travis aarch64.
# This tells CRIU to handle armv8l just as armv7hf. Right now this is
# only used for compile testing. No further verification of armv8l exists.
USERCFLAGS += -march=armv7-a
ARMV := 7
endif
DEFINES := -DCONFIG_ARMV$(ARMV) -DCONFIG_VDSO_32
PROTOUFIX := y
# For simplicity - compile code in Arm mode without interwork.
# We could choose Thumb mode as default instead - but a dirty
# experiment shows that with 90Kb PIEs Thumb code doesn't save
# even one page. So, let's stick so far to Arm mode as it's more
# universal around all different Arm variations, until someone
# will find any use for Thumb mode. -dima
CFLAGS_PIE := -marm
endif
ifeq ($(ARCH),aarch64)
DEFINES := -DCONFIG_AARCH64
endif
ifeq ($(ARCH),ppc64)
LDARCH := powerpc:common64
DEFINES := -DCONFIG_PPC64 -D__SANE_USERSPACE_TYPES__
endif
ifeq ($(ARCH),x86)
LDARCH := i386:x86-64
DEFINES := -DCONFIG_X86_64
endif
ifeq ($(ARCH),mips)
DEFINES := -DCONFIG_MIPS
endif
#
# CFLAGS_PIE:
#
# Ensure with -fno-optimize-sibling-calls that we don't create GOT
# (Global Offset Table) relocations with gcc compilers that don't have
# commit "S/390: Fix 64 bit sibcall".
ifeq ($(ARCH),s390)
ARCH := s390
DEFINES := -DCONFIG_S390
CFLAGS_PIE := -fno-optimize-sibling-calls
endif
CFLAGS_PIE += -DCR_NOGLIBC
export CFLAGS_PIE
LDARCH ?= $(ARCH)
export LDARCH
export PROTOUFIX DEFINES
#
# Independent options for all tools.
DEFINES += -D_FILE_OFFSET_BITS=64
DEFINES += -D_GNU_SOURCE
WARNINGS := -Wall -Wformat-security -Wdeclaration-after-statement -Wstrict-prototypes
CFLAGS-GCOV := --coverage -fno-exceptions -fno-inline -fprofile-update=atomic
export CFLAGS-GCOV
ifeq ($(ARCH),mips)
WARNINGS := -rdynamic
endif
ifneq ($(GCOV),)
LDFLAGS += -lgcov
CFLAGS += $(CFLAGS-GCOV)
endif
ifeq ($(ASAN),1)
CFLAGS-ASAN := -fsanitize=address
export CFLAGS-ASAN
CFLAGS += $(CFLAGS-ASAN)
endif
ifneq ($(WERROR),0)
WARNINGS += -Werror
endif
ifeq ($(DEBUG),1)
DEFINES += -DCR_DEBUG
CFLAGS += -O0 -ggdb3
else
CFLAGS += -O2 -g
endif
ifeq ($(GMON),1)
CFLAGS += -pg
GMONLDOPT += -pg
export GMON GMONLDOPT
endif
AFLAGS += -D__ASSEMBLY__
CFLAGS += $(USERCFLAGS) $(WARNINGS) $(DEFINES) -iquote include/
HOSTCFLAGS += $(WARNINGS) $(DEFINES) -iquote include/
export AFLAGS CFLAGS USERCLFAGS HOSTCFLAGS
# Default target
all: criu lib crit
.PHONY: all
#
# Version headers.
include Makefile.versions
VERSION_HEADER := criu/include/version.h
GITID_FILE := .gitid
GITID := $(shell if [ -d ".git" ]; then git describe --always; fi)
# Git repository wasn't inited in CRIU folder
ifeq ($(GITID),)
GITID := 0
else
GITID_FILE_VALUE := $(shell if [ -f '$(GITID_FILE)' ]; then if [ `cat '$(GITID_FILE)'` = $(GITID) ]; then echo y; fi; fi)
ifneq ($(GITID_FILE_VALUE),y)
.PHONY: $(GITID_FILE)
endif
endif
$(GITID_FILE):
$(call msg-gen, $@)
$(Q) echo "$(GITID)" > $(GITID_FILE)
$(VERSION_HEADER): Makefile.versions $(GITID_FILE)
$(call msg-gen, $@)
$(Q) echo "/* Autogenerated, do not edit */" > $@
$(Q) echo "#ifndef __CR_VERSION_H__" >> $@
$(Q) echo "#define __CR_VERSION_H__" >> $@
$(Q) echo "#define CRIU_VERSION \"$(CRIU_VERSION)\"" >> $@
$(Q) echo "#define CRIU_VERSION_MAJOR " $(CRIU_VERSION_MAJOR) >> $@
$(Q) echo "#define CRIU_VERSION_MINOR " $(CRIU_VERSION_MINOR) >> $@
ifneq ($(CRIU_VERSION_SUBLEVEL),)
$(Q) echo "#define CRIU_VERSION_SUBLEVEL " $(CRIU_VERSION_SUBLEVEL) >> $@
endif
ifneq ($(CRIU_VERSION_EXTRA),)
$(Q) echo "#define CRIU_VERSION_EXTRA " $(CRIU_VERSION_EXTRA) >> $@
endif
$(Q) echo "#define CRIU_GITID \"$(GITID)\"" >> $@
$(Q) echo "#endif /* __CR_VERSION_H__ */" >> $@
criu-deps += $(VERSION_HEADER)
#
# Setup proper link for asm headers in common code.
include/common/asm: include/common/arch/$(ARCH)/asm
$(call msg-gen, $@)
$(Q) ln -s ./arch/$(ARCH)/asm $@
criu-deps += include/common/asm
#
# Configure variables.
export CONFIG_HEADER := include/common/config.h
ifeq ($(filter tags etags cscope clean lint indent fetch-clang-format help mrproper,$(MAKECMDGOALS)),)
include Makefile.config
else
# To clean all files, enable make/build options here
export CONFIG_COMPAT := y
export CONFIG_GNUTLS := y
export CONFIG_HAS_LIBBPF := y
endif
#
# Protobuf images first, they are not depending
# on anything else.
$(eval $(call gen-built-in,images))
criu-deps += images/built-in.o
#
# Compel get used by CRIU, build it earlier
include Makefile.compel
#
# Next the socket CR library
#
SOCCR_A := soccr/libsoccr.a
soccr/Makefile: ;
soccr/%: $(CONFIG_HEADER) .FORCE
$(Q) $(MAKE) $(build)=soccr $@
soccr/built-in.o: $(CONFIG_HEADER) .FORCE
$(Q) $(MAKE) $(build)=soccr all
$(SOCCR_A): |soccr/built-in.o
criu-deps += $(SOCCR_A)
#
# CRIU building done in own directory
# with slightly different rules so we
# can't use nmk engine directly (we
# build syscalls library and such).
#
# But note that we're already included
# the nmk so we can reuse it there.
criu/Makefile: ;
criu/Makefile.packages: ;
criu/Makefile.crtools: ;
criu/%: $(criu-deps) .FORCE
$(Q) $(MAKE) $(build)=criu $@
criu: $(criu-deps)
$(Q) $(MAKE) $(build)=criu all
.PHONY: criu
crit/Makefile: ;
crit/%: criu .FORCE
$(Q) $(MAKE) $(build)=crit $@
crit: criu
$(Q) $(MAKE) $(build)=crit all
.PHONY: crit
unittest: $(criu-deps)
$(Q) $(MAKE) $(build)=criu unittest
.PHONY: unittest
#
# Libraries next once crit it ready
# (we might generate headers and such
# when building criu itself).
lib/Makefile: ;
lib/%: crit .FORCE
$(Q) $(MAKE) $(build)=lib $@
lib: crit
$(Q) $(MAKE) $(build)=lib all
.PHONY: lib
clean mrproper:
$(Q) $(MAKE) $(build)=images $@
$(Q) $(MAKE) $(build)=criu $@
$(Q) $(MAKE) $(build)=soccr $@
$(Q) $(MAKE) $(build)=lib $@
$(Q) $(MAKE) $(build)=compel $@
$(Q) $(MAKE) $(build)=compel/plugins $@
$(Q) $(MAKE) $(build)=lib $@
$(Q) $(MAKE) $(build)=crit $@
.PHONY: clean mrproper
clean-amdgpu_plugin:
$(Q) $(MAKE) -C plugins/amdgpu clean
.PHONY: clean-amdgpu_plugin
clean-top:
$(Q) $(MAKE) -C Documentation clean
$(Q) $(MAKE) $(build)=test/compel clean
$(Q) $(RM) .gitid
.PHONY: clean-top
clean: clean-top clean-amdgpu_plugin
mrproper-top: clean-top clean-amdgpu_plugin
$(Q) $(RM) $(CONFIG_HEADER)
$(Q) $(RM) $(VERSION_HEADER)
$(Q) $(RM) $(COMPEL_VERSION_HEADER)
$(Q) $(RM) include/common/asm
$(Q) $(RM) compel/include/asm
$(Q) $(RM) cscope.*
$(Q) $(RM) tags TAGS
.PHONY: mrproper-top
mrproper: mrproper-top
#
# Non-CRIU stuff.
#
docs:
$(Q) $(MAKE) -s -C Documentation all
.PHONY: docs
zdtm: all
$(Q) $(MAKE) -C test/zdtm all
.PHONY: zdtm
test: zdtm
$(Q) $(MAKE) -C test
.PHONY: test
amdgpu_plugin: criu
$(Q) $(MAKE) -C plugins/amdgpu all
.PHONY: amdgpu_plugin
#
# Generating tar requires tag matched CRIU_VERSION.
# If not found then simply use GIT's describe with
# "v" prefix stripped.
head-name := $(shell git tag -l v$(CRIU_VERSION))
ifeq ($(head-name),)
head-name := $(shell git describe 2>/dev/null)
endif
# If no git tag could describe current commit,
# use pre-defined CRIU_VERSION with GITID (if any).
ifeq ($(head-name),)
ifneq ($(GITID),)
head-name := $(CRIU_VERSION)-$(GITID)
else
head-name := $(CRIU_VERSION)
endif
endif
tar-name := $(shell echo $(head-name) | sed -e 's/^v//g')
criu-$(tar-name).tar.bz2:
git archive --format tar --prefix 'criu-$(tar-name)/' $(head-name) | bzip2 > $@
dist tar: criu-$(tar-name).tar.bz2 ;
.PHONY: dist tar
TAGS_FILES_REGEXP := . -name '*.[hcS]' ! -path './.*' \( ! -path './test/*' -o -path './test/zdtm/lib/*' \)
tags:
$(call msg-gen, $@)
$(Q) $(RM) tags
$(Q) $(FIND) $(TAGS_FILES_REGEXP) -print | xargs $(CTAGS) -a
.PHONY: tags
etags:
$(call msg-gen, $@)
$(Q) $(RM) TAGS
$(Q) $(FIND) $(TAGS_FILES_REGEXP) -print | xargs $(ETAGS) -a
.PHONY: etags
cscope:
$(call msg-gen, $@)
$(Q) $(FIND) $(TAGS_FILES_REGEXP) ! -type l -print > cscope.files
$(Q) $(CSCOPE) -bkqu
.PHONY: cscope
gcov:
$(E) " GCOV"
$(Q) test -d gcov || mkdir gcov && \
geninfo --output-filename gcov/criu.info --no-recursion criu/ && \
cd gcov && \
genhtml --rc lcov_branch_coverage=1 --output-directory html criu.info
@echo "Code coverage report is in `pwd`/gcov/html/ directory."
.PHONY: gcov
docker-build:
$(MAKE) -C scripts/build/ x86_64
.PHONY: docker-build
docker-test:
docker run --rm --privileged -v /lib/modules:/lib/modules --network=host --cgroupns=host criu-x86_64 \
./test/zdtm.py run -a --keep-going --ignore-taint
.PHONY: docker-test
help:
@echo ' Targets:'
@echo ' all - Build all [*] targets'
@echo ' * criu - Build criu'
@echo ' zdtm - Build zdtm test-suite'
@echo ' docs - Build documentation'
@echo ' install - Install CRIU (see INSTALL.md)'
@echo ' uninstall - Uninstall CRIU'
@echo ' dist - Create a source tarball'
@echo ' clean - Clean most, but leave enough to navigate'
@echo ' mrproper - Delete all compiled/generated files'
@echo ' tags - Generate tags file (ctags)'
@echo ' etags - Generate TAGS file (etags)'
@echo ' cscope - Generate cscope database'
@echo ' test - Run zdtm test-suite'
@echo ' gcov - Make code coverage report'
@echo ' unittest - Run unit tests'
@echo ' lint - Run code linters'
@echo ' indent - Indent C code'
@echo ' amdgpu_plugin - Make AMD GPU plugin'
.PHONY: help
lint:
flake8 --version
flake8 --config=scripts/flake8.cfg test/zdtm.py
flake8 --config=scripts/flake8.cfg test/inhfd/*.py
flake8 --config=scripts/flake8.cfg test/others/rpc/config_file.py
flake8 --config=scripts/flake8.cfg lib/py/images/pb2dict.py
flake8 --config=scripts/flake8.cfg scripts/criu-ns
flake8 --config=scripts/flake8.cfg scripts/crit-setup.py
flake8 --config=scripts/flake8.cfg coredump/
shellcheck --version
shellcheck scripts/*.sh
shellcheck scripts/ci/*.sh scripts/ci/apt-install
shellcheck test/others/crit/*.sh
shellcheck test/others/libcriu/*.sh
shellcheck test/others/crit/*.sh test/others/criu-coredump/*.sh
shellcheck test/others/config-file/*.sh
codespell
# Do not append \n to pr_perror or fail
! git --no-pager grep -E '^\s*\<(pr_perror|fail)\>.*\\n"'
# Do not use %m with pr_perror or fail
! git --no-pager grep -E '^\s*\<(pr_perror|fail)\>.*%m'
# Do not use errno with pr_perror or fail
! git --no-pager grep -E '^\s*\<(pr_perror|fail)\>\(".*".*errno'
# End pr_(err|warn|msg|info|debug) with \n
! git --no-pager grep -En '^\s*\<pr_(err|warn|msg|info|debug)\>.*);$$' | grep -v '\\n'
# No EOL whitespace for C files
! git --no-pager grep -E '\s+$$' \*.c \*.h
.PHONY: lint
codecov: SHELL := $(shell which bash)
codecov:
curl -Os https://uploader.codecov.io/latest/linux/codecov
chmod +x codecov
./codecov
.PHONY: codecov
fetch-clang-format: .FORCE
$(E) ".clang-format"
$(Q) scripts/fetch-clang-format.sh
indent:
find . -name '*.[ch]' -type f -print0 | xargs --null --max-args 128 --max-procs 4 clang-format -i
.PHONY: indent
include Makefile.install
.DEFAULT_GOAL := all
# Disable implicit rules in _this_ Makefile.
.SUFFIXES:
#
# Optional local include.
-include Makefile.local