Redis源码解析之深入了解Makefile文件

default: all

.DEFAULT:
	cd src && $(MAKE) $@

install:
	cd src && $(MAKE) $@

.PHONY: install

cd src && make all

cd src && make install

cd src && make clean

NODEPS:=clean distclean

# FINAL_CFLAGS里的各个变量原型
STD=-pedantic -DREDIS_STATIC=''
WARN=-Wall -W -Wno-missing-field-initializers
OPTIMIZATION?=-O2
OPT=$(OPTIMIZATION)
DEBUG=-g -ggdb
#CFLAGS 根据条件选择的，不重要的参数，忽略
#REDIS_CFLAGS 根据条件选择的，不重要的参数，忽略

FINAL_CFLAGS=$(STD) $(WARN) $(OPT) $(DEBUG) $(CFLAGS) $(REDIS_CFLAGS)
REDIS_CC=$(QUIET_CC)$(CC) $(FINAL_CFLAGS)

all: $(REDIS_SERVER_NAME) $(REDIS_SENTINEL_NAME) $(REDIS_CLI_NAME) $(REDIS_BENCHMARK_NAME) $(REDIS_CHECK_RDB_NAME) $(REDIS_CHECK_AOF_NAME)
	@echo ""
	@echo "Hint: It's a good idea to run 'make test' ;)"
	@echo ""

Makefile.dep:
	-$(REDIS_CC) -MM *.c > Makefile.dep 2> /dev/null || true

ifeq (0, $(words $(findstring $(MAKECMDGOALS), $(NODEPS))))
-include Makefile.dep
endif

acl.o: acl.c server.h fmacros.h config.h solarisfixes.h rio.h sds.h \
 connection.h atomicvar.h ../deps/lua/src/lua.h ../deps/lua/src/luaconf.h \
 ae.h monotonic.h dict.h mt19937-64.h adlist.h zmalloc.h anet.h ziplist.h \
 intset.h version.h util.h latency.h sparkline.h quicklist.h rax.h \
 redismodule.h zipmap.h sha1.h endianconv.h crc64.h stream.h listpack.h \
 rdb.h sha256.h
adlist.o: adlist.c adlist.h zmalloc.h
ae.o: ae.c ae.h monotonic.h fmacros.h anet.h zmalloc.h config.h \
 ae_epoll.c
ae_epoll.o: ae_epoll.c

...

zipmap.o: zipmap.c zmalloc.h endianconv.h config.h
zmalloc.o: zmalloc.c config.h zmalloc.h atomicvar.h

.make-prerequisites:
	@touch $@

ifneq ($(strip $(PREV_FINAL_CFLAGS)), $(strip $(FINAL_CFLAGS)))
.make-prerequisites: persist-settings
endif

ifneq ($(strip $(PREV_FINAL_LDFLAGS)), $(strip $(FINAL_LDFLAGS)))
.make-prerequisites: persist-settings
endif

%.o: %.c .make-prerequisites
	$(REDIS_CC) -MMD -o $@ -c $<

# 假设生成的目标文件为acl.o，则代入可得
acl.o: acl.c .make-prerequisites
	$(REDIS_CC) -MMD -o acl.o -c acl.c

# 执行完成后在该目录下会生成一个acl.o文件和acl.d文件

REDIS_SERVER_NAME=redis-server$(PROG_SUFFIX)
REDIS_SENTINEL_NAME=redis-sentinel$(PROG_SUFFIX)
REDIS_CLI_NAME=redis-cli$(PROG_SUFFIX)
REDIS_BENCHMARK_NAME=redis-benchmark$(PROG_SUFFIX)
REDIS_CHECK_RDB_NAME=redis-check-rdb$(PROG_SUFFIX)
REDIS_CHECK_AOF_NAME=redis-check-aof$(PROG_SUFFIX)

REDIS_SERVER_OBJ=adlist.o quicklist.o ae.o anet.o dict.o server.o sds.o zmalloc.o lzf_c.o lzf_d.o pqsort.o zipmap.o sha1.o ziplist.o release.o networking.o util.o object.o db.o replication.o rdb.o t_string.o t_list.o t_set.o t_zset.o t_hash.o config.o aof.o pubsub.o multi.o debug.o sort.o intset.o syncio.o cluster.o crc16.o endianconv.o slowlog.o scripting.o bio.o rio.o rand.o memtest.o crcspeed.o crc64.o bitops.o sentinel.o notify.o setproctitle.o blocked.o hyperloglog.o latency.o sparkline.o redis-check-rdb.o redis-check-aof.o geo.o lazyfree.o module.o evict.o expire.o geohash.o geohash_helper.o childinfo.o defrag.o siphash.o rax.o t_stream.o listpack.o localtime.o lolwut.o lolwut5.o lolwut6.o acl.o gopher.o tracking.o connection.o tls.o sha256.o timeout.o setcpuaffinity.o monotonic.o mt19937-64.o
REDIS_CLI_OBJ=anet.o adlist.o dict.o redis-cli.o zmalloc.o release.o ae.o crcspeed.o crc64.o siphash.o crc16.o monotonic.o cli_common.o mt19937-64.o
REDIS_BENCHMARK_OBJ=ae.o anet.o redis-benchmark.o adlist.o dict.o zmalloc.o release.o crcspeed.o crc64.o siphash.o crc16.o monotonic.o cli_common.o mt19937-64.o

DEP = $(REDIS_SERVER_OBJ:%.o=%.d) $(REDIS_CLI_OBJ:%.o=%.d) $(REDIS_BENCHMARK_OBJ:%.o=%.d)
-include $(DEP)

INSTALL=install
REDIS_INSTALL=$(QUIET_INSTALL)$(INSTALL)

# redis-server
$(REDIS_SERVER_NAME): $(REDIS_SERVER_OBJ)
	$(REDIS_LD) -o $@ $^ ../deps/hiredis/libhiredis.a ../deps/lua/src/liblua.a $(FINAL_LIBS)

# redis-sentinel
$(REDIS_SENTINEL_NAME): $(REDIS_SERVER_NAME)
	$(REDIS_INSTALL) $(REDIS_SERVER_NAME) $(REDIS_SENTINEL_NAME)

# redis-check-rdb
$(REDIS_CHECK_RDB_NAME): $(REDIS_SERVER_NAME)
	$(REDIS_INSTALL) $(REDIS_SERVER_NAME) $(REDIS_CHECK_RDB_NAME)

# redis-check-aof
$(REDIS_CHECK_AOF_NAME): $(REDIS_SERVER_NAME)
	$(REDIS_INSTALL) $(REDIS_SERVER_NAME) $(REDIS_CHECK_AOF_NAME)

# redis-cli
$(REDIS_CLI_NAME): $(REDIS_CLI_OBJ)
	$(REDIS_LD) -o $@ $^ ../deps/hiredis/libhiredis.a ../deps/linenoise/linenoise.o $(FINAL_LIBS)

# redis-benchmark
$(REDIS_BENCHMARK_NAME): $(REDIS_BENCHMARK_OBJ)
	$(REDIS_LD) -o $@ $^ ../deps/hiredis/libhiredis.a ../deps/hdr_histogram/hdr_histogram.o $(FINAL_LIBS)

all: $(REDIS_SERVER_NAME) $(REDIS_SENTINEL_NAME) $(REDIS_CLI_NAME) $(REDIS_BENCHMARK_NAME) $(REDIS_CHECK_RDB_NAME) $(REDIS_CHECK_AOF_NAME)
	@echo ""
	@echo "Hint: It's a good idea to run 'make test' ;)"
	@echo ""

PREFIX?=/usr/local
INSTALL_BIN=$(PREFIX)/bin

install: all
	@mkdir -p $(INSTALL_BIN)
	$(REDIS_INSTALL) $(REDIS_SERVER_NAME) $(INSTALL_BIN)
	$(REDIS_INSTALL) $(REDIS_BENCHMARK_NAME) $(INSTALL_BIN)
	$(REDIS_INSTALL) $(REDIS_CLI_NAME) $(INSTALL_BIN)
	@ln -sf $(REDIS_SERVER_NAME) $(INSTALL_BIN)/$(REDIS_CHECK_RDB_NAME)
	@ln -sf $(REDIS_SERVER_NAME) $(INSTALL_BIN)/$(REDIS_CHECK_AOF_NAME)
	@ln -sf $(REDIS_SERVER_NAME) $(INSTALL_BIN)/$(REDIS_SENTINEL_NAME)

uninstall:
	rm -f $(INSTALL_BIN)/{$(REDIS_SERVER_NAME),$(REDIS_BENCHMARK_NAME),$(REDIS_CLI_NAME),$(REDIS_CHECK_RDB_NAME),$(REDIS_CHECK_AOF_NAME),$(REDIS_SENTINEL_NAME)}

clean:
	rm -rf $(REDIS_SERVER_NAME) $(REDIS_SENTINEL_NAME) $(REDIS_CLI_NAME) $(REDIS_BENCHMARK_NAME) $(REDIS_CHECK_RDB_NAME) $(REDIS_CHECK_AOF_NAME) *.o *.gcda *.gcno *.gcov redis.info lcov-html Makefile.dep dict-benchmark
	rm -f $(DEP)

.PHONY: clean

distclean: clean
	-(cd ../deps && $(MAKE) distclean)
	-(rm -f .make-*)

.PHONY: distclean

test: $(REDIS_SERVER_NAME) $(REDIS_CHECK_AOF_NAME) $(REDIS_CLI_NAME) $(REDIS_BENCHMARK_NAME)
	@(cd ..; ./runtest)

test-sentinel: $(REDIS_SENTINEL_NAME) $(REDIS_CLI_NAME)
	@(cd ..; ./runtest-sentinel)

ifndef V
QUIET_CC = @printf '    %b %b\n' $(CCCOLOR)CC$(ENDCOLOR) $(SRCCOLOR)$@$(ENDCOLOR) 1>&2;
QUIET_LINK = @printf '    %b %b\n' $(LINKCOLOR)LINK$(ENDCOLOR) $(BINCOLOR)$@$(ENDCOLOR) 1>&2;
QUIET_INSTALL = @printf '    %b %b\n' $(LINKCOLOR)INSTALL$(ENDCOLOR) $(BINCOLOR)$@$(ENDCOLOR) 1>&2;
endif

V = 'good'

ifndef V
QUIET_CC = @printf '    %b %b\n' $(CCCOLOR)CC$(ENDCOLOR) $(SRCCOLOR)$@$(ENDCOLOR) 1>&2;
QUIET_LINK = @printf '    %b %b\n' $(LINKCOLOR)LINK$(ENDCOLOR) $(BINCOLOR)$@$(ENDCOLOR) 1>&2;
QUIET_INSTALL = @printf '    %b %b\n' $(LINKCOLOR)INSTALL$(ENDCOLOR) $(BINCOLOR)$@$(ENDCOLOR) 1>&2;
endif