redis: undefined reference to `log‘

fareast_mzh2025-12-11 16:40

user1@raspberrypi:~/Public/redis-2.0.4-stable $ cc -o redis-server -lm -lpthread -g adlist.o ae.o anet.o dict.o redis.o sds.o zmalloc.o lzf_c.o lzf_d.o pqsort.o zipmap.o sha1.o

/usr/bin/ld: redis.o: in function `computeObjectSwappability':

/home/user1/Public/redis-2.0.4-stable/redis.c:9293:(.text+0x199b8): undefined reference to `log'

collect2: error: ld returned 1 exit status

math库链接上了 -lm 但是还是报错找不到log自然对数(Natural logarithm)函数

修改Makefile 把*.o 移动到链接参数前面

redis-server: $(OBJ)

$(CC) -o$ (PRGNAME) $(CCOPT)$ (DEBUG) $(OBJ)

redis-server: $(OBJ)

$(CC) -o$ (PRGNAME) $(OBJ)$ (DEBUG) $(CCOPT)

$ make

...

cc -o redis-server adlist.o ae.o anet.o dict.o redis.o sds.o zmalloc.o lzf_c.o lzf_d.o pqsort.o zipmap.o sha1.o -g -lpthread -lm

$ ./redis-server

$9056$ 10 Dec 09:52:13 # Warning: no config file specified, using the default config. In order to specify a config file use 'redis-server /path/to/redis.conf'

$9056$ 10 Dec 09:52:13 * Server started, Redis version 2.0.4

$9056$ 10 Dec 09:52:13 # WARNING overcommit_memory is set to 0! Background save may fail under low memory condition. To fix this issue add 'vm.overcommit_memory = 1' to /etc/sysctl.conf and then reboot or run the command 'sysctl vm.overcommit_memory=1' for this to take effect.

$9056$ 10 Dec 09:52:13 * The server is now ready to accept connections on port 6379

$9056$ 10 Dec 09:52:13 - 0 clients connected (0 slaves), 821832 bytes in use

$9056$ 10 Dec 09:52:18 - 0 clients connected (0 slaves), 821832 bytes in use

代码下载链接

bash 复制代码

ed2k://|file|redis-2.0.4-stable.zip|485917|24CEAB4671C984F169A2160AEFE55154|h=I5RAFGIKIEECN37FZNHN2JSVZFNVAEC3|/