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请问链接时报undefined reference to ...是怎回事? [复制链接]

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发表于 2006-12-18 20:33 |只看该作者 |倒序浏览
usr/lib/gcc-lib/i586-suse-linux/3.3.3/../../../libnetsnmp.so: undefined reference to `EVP_DigestInit'
/usr/lib/gcc-lib/i586-suse-linux/3.3.3/../../../libnetsnmpmibs.so: undefined reference to `rpmdbClose'
/usr/lib/gcc-lib/i586-suse-linux/3.3.3/../../../libnetsnmp.so: undefined reference to `EVP_DigestFinal'
/usr/lib/gcc-lib/i586-suse-linux/3.3.3/../../../libnetsnmp.so: undefined reference to `EVP_DigestFinal_ex'
/usr/lib/gcc-lib/i586-suse-linux/3.3.3/../../../libnetsnmpmibs.so: undefined reference to `rpmdbGetIteratorOffset'
/usr/lib/gcc-lib/i586-suse-linux/3.3.3/../../../libnetsnmp.so: undefined reference to `AES_set_encrypt_key'
/usr/lib/gcc-lib/i586-suse-linux/3.3.3/../../../libnetsnmp.so: undefined reference to `EVP_md5'
/usr/lib/gcc-lib/i586-suse-linux/3.3.3/../../../libnetsnmpagent.so: undefined reference to `hosts_ctl'
/usr/lib/gcc-lib/i586-suse-linux/3.3.3/../../../libnetsnmp.so: undefined reference to `HMAC'
/usr/lib/gcc-lib/i586-suse-linux/3.3.3/../../../libnetsnmp.so: undefined reference to `EVP_MD_CTX_cleanup'
/usr/lib/gcc-lib/i586-suse-linux/3.3.3/../../../libnetsnmp.so: undefined reference to `SSLeay'
/usr/lib/gcc-lib/i586-suse-linux/3.3.3/../../../libnetsnmpmibs.so: undefined reference to `rpmdbOpen'
/usr/lib/gcc-lib/i586-suse-linux/3.3.3/../../../libnetsnmpmibs.so: undefined reference to `rpmdbInitIterator'
/usr/lib/gcc-lib/i586-suse-linux/3.3.3/../../../libnetsnmp.so: undefined reference to `EVP_sha1'
/usr/lib/gcc-lib/i586-suse-linux/3.3.3/../../../libnetsnmpmibs.so: undefined reference to `rpmdbNextIterator'
/usr/lib/gcc-lib/i586-suse-linux/3.3.3/../../../libnetsnmp.so: undefined reference to `EVP_MD_CTX_init'
/usr/lib/gcc-lib/i586-suse-linux/3.3.3/../../../libnetsnmpmibs.so: undefined reference to `rpmGetPath'
/usr/lib/gcc-lib/i586-suse-linux/3.3.3/../../../libnetsnmp.so: undefined reference to `EVP_DigestUpdate'
/usr/lib/gcc-lib/i586-suse-linux/3.3.3/../../../libnetsnmp.so: undefined reference to `RAND_bytes'
/usr/lib/gcc-lib/i586-suse-linux/3.3.3/../../../libnetsnmp.so: undefined reference to `DES_cbc_encrypt'
/usr/lib/gcc-lib/i586-suse-linux/3.3.3/../../../libnetsnmpmibs.so: undefined reference to `rpmReadConfigFiles'
/usr/lib/gcc-lib/i586-suse-linux/3.3.3/../../../libnetsnmp.so: undefined reference to `DES_ncbc_encrypt'
/usr/lib/gcc-lib/i586-suse-linux/3.3.3/../../../libnetsnmp.so: undefined reference to `DES_key_sched'
/usr/lib/gcc-lib/i586-suse-linux/3.3.3/../../../libnetsnmpmibs.so: undefined reference to `rpmdbFreeIterator'
/usr/lib/gcc-lib/i586-suse-linux/3.3.3/../../../libnetsnmp.so: undefined reference to `AES_cfb128_encrypt'
collect2: ld returned 1 exit status
make: *** [main] Error 1

链接错误里有说rpmdbClose,可是rpmlib.h和librpmdb都在,而且grep -r rpmlib 源代码目录 没有发现匹配项,这到底是怎么回事?
$locate rpmlib
/usr/include/rpm/rpmlib.h
$locate librpmdb
/usr/lib/librpmdb-4.1.so
/usr/lib/librpmdb.a
/usr/lib/librpmdb.la
/usr/lib/librpmdb.so

先在此谢过!

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2 [报告]
发表于 2006-12-18 20:39 |只看该作者
-lcrypto

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3 [报告]
发表于 2006-12-18 20:44 |只看该作者
哦,马上试去,3x

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4 [报告]
发表于 2006-12-18 20:52 |只看该作者
export LIBRARY_PATH=/usr/libLIBRARY_PATH
再build,还是一样的错误

$locate libcrypto
/usr/lib/libcrypto.so.0
/usr/lib/libcrypto.so.0.9.7
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