UNIX网络编程 卷2 源代码使用

[root@localhost myunp2]# vim ftok.c
[root@localhost myunp2]# gcc -o ftok ftok.c 
/tmp/ccxRydhw.o: In function `main‘:
ftok.c:(.text+0x18): undefined reference to `err_quit‘
ftok.c:(.text+0x30): undefined reference to `Stat‘
ftok.c:(.text+0x48): undefined reference to `Ftok‘
collect2: 错误：ld 返回 1
[root@localhost myunp2]# gcc -o ftok ftok.c -lunpipc
/usr/lib/libunpipc.a(wrapunix.o): In function `Mq_open‘:
wrapunix.c:(.text+0x4d8): undefined reference to `mq_open‘
wrapunix.c:(.text+0x4f0): undefined reference to `mq_open‘
/usr/lib/libunpipc.a(wrapunix.o): In function `Mq_close‘:
wrapunix.c:(.text+0x52b): undefined reference to `mq_close‘
/usr/lib/libunpipc.a(wrapunix.o): In function `Mq_unlink‘:
wrapunix.c:(.text+0x55b): undefined reference to `mq_unlink‘
/usr/lib/libunpipc.a(wrapunix.o): In function `Mq_send‘:
wrapunix.c:(.text+0x5a3): undefined reference to `mq_send‘
/usr/lib/libunpipc.a(wrapunix.o): In function `Mq_receive‘:
wrapunix.c:(.text+0x5e3): undefined reference to `mq_receive‘
/usr/lib/libunpipc.a(wrapunix.o): In function `Mq_notify‘:
wrapunix.c:(.text+0x623): undefined reference to `mq_notify‘
/usr/lib/libunpipc.a(wrapunix.o): In function `Mq_getattr‘:
wrapunix.c:(.text+0x653): undefined reference to `mq_getattr‘
/usr/lib/libunpipc.a(wrapunix.o): In function `Mq_setattr‘:
wrapunix.c:(.text+0x68b): undefined reference to `mq_setattr‘
/usr/lib/libunpipc.a(wrapunix.o): In function `Sem_open‘:
wrapunix.c:(.text+0x9c8): undefined reference to `sem_open‘
wrapunix.c:(.text+0x9e0): undefined reference to `sem_open‘
/usr/lib/libunpipc.a(wrapunix.o): In function `Sem_close‘:
wrapunix.c:(.text+0xa1b): undefined reference to `sem_close‘
/usr/lib/libunpipc.a(wrapunix.o): In function `Sem_unlink‘:
wrapunix.c:(.text+0xa4b): undefined reference to `sem_unlink‘
/usr/lib/libunpipc.a(wrapunix.o): In function `Sem_init‘:
wrapunix.c:(.text+0xa8b): undefined reference to `sem_init‘
/usr/lib/libunpipc.a(wrapunix.o): In function `Sem_destroy‘:
wrapunix.c:(.text+0xabb): undefined reference to `sem_destroy‘
/usr/lib/libunpipc.a(wrapunix.o): In function `Sem_wait‘:
wrapunix.c:(.text+0xaeb): undefined reference to `sem_wait‘
/usr/lib/libunpipc.a(wrapunix.o): In function `Sem_trywait‘:
wrapunix.c:(.text+0xb1c): undefined reference to `sem_trywait‘
/usr/lib/libunpipc.a(wrapunix.o): In function `Sem_post‘:
wrapunix.c:(.text+0xb5b): undefined reference to `sem_post‘
/usr/lib/libunpipc.a(wrapunix.o): In function `Sem_getvalue‘:
wrapunix.c:(.text+0xb93): undefined reference to `sem_getvalue‘
/usr/lib/libunpipc.a(wrapunix.o): In function `Shm_open‘:
wrapunix.c:(.text+0xccc): undefined reference to `shm_open‘
/usr/lib/libunpipc.a(wrapunix.o): In function `Shm_unlink‘:
wrapunix.c:(.text+0xd0b): undefined reference to `shm_unlink‘
collect2: 错误：ld 返回 1
[root@localhost myunp2]# gcc -lrt -o ftok ftok.c -lunpipc
[root@localhost myunp2]# man mq_open
Cannot open the message catalog "man" for locale "zh_CN.UTF-8"
(NLSPATH="/usr/share/locale/%l/LC_MESSAGES/%N")

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