criu/Makefile

ifeq ($(strip $(V)),)
	E = @echo
	Q = @
else
	E = @\#
	Q =
endif
export E Q

FIND		:= find
CSCOPE		:= cscope
TAGS		:= ctags
RM		:= rm
LD		:= ld
HEXDUMP		:= hexdump
CC		:= gcc
ECHO		:= echo
NM		:= nm
AWK		:= awk
SH		:= sh
MAKE		:= make

CFLAGS		+= -I./include
CFLAGS		+= -O0 -ggdb3

LIBS		+= -lrt -lpthread

# Additional ARCH settings for x86
ARCH ?= $(shell echo $(uname_M) | sed -e s/i.86/i386/ -e s/sun4u/sparc64/ \
                  -e s/arm.*/arm/ -e s/sa110/arm/ \
                  -e s/s390x/s390/ -e s/parisc64/parisc/ \
                  -e s/ppc.*/powerpc/ -e s/mips.*/mips/ \
                  -e s/sh[234].*/sh/ )

uname_M      := $(shell uname -m | sed -e s/i.86/i386/)
ifeq ($(uname_M),i386)
	ARCH         := x86
	DEFINES      += -DCONFIG_X86_32
endif
ifeq ($(uname_M),x86_64)
	ARCH         := x86
	DEFINES      += -DCONFIG_X86_64
endif

DEFINES		+= -D_FILE_OFFSET_BITS=64
DEFINES		+= -D_GNU_SOURCE

ifneq ($(WERROR),0)
	WARNINGS += -Werror
endif

ifeq ($(DEBUG),1)
	DEFINES += -DCR_DEBUG
endif

WARNINGS	+= -Wall -Wno-unused
CFLAGS		+= $(WARNINGS) $(DEFINES)

PROGRAM		:= crtools

export CC ECHO MAKE CFLAGS LIBS ARCH DEFINES

OBJS_PARA	:= parasite-syscall.o
DEPS_PARA	:= $(patsubst %.o,%.d,$(OBJS_PARA))

OBJS		:= $(OBJS_PARA)
OBJS		+= crtools.o
OBJS		+= proc_parse.o
OBJS		+= cr-dump.o
OBJS		+= cr-restore.o
OBJS		+= cr-show.o
OBJS		+= util.o
OBJS		+= ptrace.o
OBJS		+= restorer.o
OBJS		+= log.o
OBJS		+= libnetlink.o
OBJS		+= sockets.o
OBJS		+= files.o

DEPS		:= $(patsubst %.o,%.d,$(OBJS))

HEADERS		:= $(shell find ./include/* -name '*.h' -print)

OBJS-BLOB	+= parasite.o
DEPS-BLOB	+= $(patsubst %.o,%.d,$(OBJS-BLOB))
SRCS-BLOB	+= $(patsubst %.o,%.c,$(OBJS-BLOB))

HEAD-BLOB-GEN	:= $(patsubst %.o,%-blob.h,$(OBJS-BLOB))
HEAD-BIN	:= $(patsubst %.o,%.bin,$(OBJS-BLOB))
HEAD-LDS	:= $(patsubst %.o,%.lds.S,$(OBJS-BLOB))

HEAD-IDS	:= $(patsubst %.h,%_h__,$(subst -,_,$(HEAD-BLOB)))

all: $(PROGRAM)

$(OBJS-BLOB): $(SRCS-BLOB)
	$(E) "  CC      " $@
	$(Q) $(CC) -c $(CFLAGS) -fpic $< -o $@

$(HEAD-BIN): $(OBJS-BLOB) $(HEAD-LDS)
	$(E) "  GEN     " $@
	$(Q) $(LD) -T $(patsubst %.bin,%.lds.S,$@) $< -o $@

$(HEAD-BLOB-GEN): $(HEAD-BIN) $(DEPS-BLOB)
	$(E) "  GEN     " $@
	$(Q) $(SH) gen-offsets.sh			\
		parasite_h__				\
		parasite_blob_offset__			\
		parasite_blob				\
		$(OBJS-BLOB)				\
		$(HEAD-BIN) > parasite-blob.h
	$(Q) sync

$(OBJS): $(DEPS) $(HEAD-BLOB-GEN)
%.o: %.c
	$(E) "  CC      " $@
	$(Q) $(CC) -c $(CFLAGS) $< -o $@

$(PROGRAM): $(OBJS)
	$(E) "  LINK    " $@
	$(Q) $(CC) $(CFLAGS) $(OBJS) $(LIBS) -o $@

$(DEPS_PARA): $(HEAD-BLOB-GEN)
%.d: %.c
	$(Q) $(CC) -M -MT $(patsubst %.d,%.o,$@) $(CFLAGS) $< -o $@

$(DEPS-BLOB): $(SRCS-BLOB)
	$(Q) $(CC) -M -MT $(patsubst %.d,%.o,$@) $(CFLAGS) $< -o $@

test:
	$(Q) $(MAKE) -C test all
.PHONY: test

rebuild:
	$(E) "  FORCE-REBUILD"
	$(Q) $(RM) -f ./*.o
	$(Q) $(RM) -f ./*.d
	$(Q) $(MAKE)
.PHONY: rebuild

clean:
	$(E) "  CLEAN"
	$(Q) $(RM) -f ./*.o
	$(Q) $(RM) -f ./*.d
	$(Q) $(RM) -f ./*.img
	$(Q) $(RM) -f ./*.out
	$(Q) $(RM) -f ./*.bin
	$(Q) $(RM) -f ./tags
	$(Q) $(RM) -f ./cscope*
	$(Q) $(RM) -f ./$(PROGRAM)
	$(Q) $(RM) -f ./$(HEAD-BLOB-GEN)
	$(Q) $(MAKE) -C test clean
.PHONY: clean

tags:
	$(E) "  GEN" $@
	$(Q) $(RM) -f tags
	$(Q) $(FIND) . -name '*.[hcS]' -print | xargs ctags -a
.PHONY: tags

cscope:
	$(E) "  GEN" $@
	$(Q) $(FIND) . -name '*.[hcS]' -print > cscope.files
	$(Q) $(CSCOPE) -bkqu
.PHONY: cscope