我有一个项目,是一个链接到libresolv的库,它在最近的发行版上工作得很好: Ubuntu 10.x Fedora 13,Mandriva 2010.1,但在Centos 5.x上我得到了以下错误
安装的glibc为: glibc-2.5-18.el5_1.1
g++ -DHAVE_CONFIG_H -I. -I./include -I/usr/include/postgresql -O3
-ansi -Wall -Wno-deprecated -D_FORTIFY_SOURCE=0 -MT testUpLog.o -MD
-MP -MF .deps/testUpLog.Tpo -c -o testUpLog.o testUpLog.cc
mv -f .deps/testUpLog.Tpo .deps/testUpLog.Po
/bin/sh ./libtool --tag=CXX --mode=link g++ -O3 -ansi -Wall
-Wno-deprecated -D_FORTIFY_SOURCE=0 -L/usr/lib64 -L/lib64
-L/usr/lib64/mysql -o testUpLog testUpLog.o libUpTools.la -lpq
-lmysqlclient -lssl -lpthread
libtool: link: g++ -O3 -ansi -Wall -Wno-deprecated -D_FORTIFY_SOURCE=0
-o .libs/testUpLog testUpLog.o -L/usr/lib64 -L/lib64
-L/usr/lib64/mysql ./.libs/libUpTools.so -lpq -lmysqlclient -lssl
-lpthread
./.libs/libUpTools.so: undefined reference to `__ns_name_uncompress'
./.libs/libUpTools.so: undefined reference to `__ns_initparse'
./.libs/libUpTools.so: undefined reference to `__ns_parserr'
collect2: ld returned 1 exit status
make[1]: *** [testUpLog] Error 1
make[1]: Leaving directory `/tmp/UpTools-8.5.3'
make: *** [check-am] Error 2library.la文件包含:
dlname='libUpTools.so.0'
library_names='libUpTools.so.0.0.0 libUpTools.so.0 libUpTools.so'
old_library='libUpTools.a'
inherited_linker_flags=''
dependency_libs=' -L/usr/lib64 -L/lib64 -L/usr/lib64/mysql -lpq
-lmysqlclient -lssl -lpthread'
weak_library_names=''
current=0
age=0
revision=0
installed=no
shouldnotlink=no
dlopen=''
dlpreopen=''
libdir='/usr/lib'你可以在上面阅读configure.ac
http://pastebin.com/hs5q21Rq
提前感谢
发布于 2010-11-22 11:07:54
如果libUpTools使用函数lib libresolv,您需要说明:
libUpTools_la_LIBADD = -lresolv (当然,-lresolv可以由configure等确定的变量替换)
这样,-lresolv将在.la文件和.so文件(如果您选择构建它)中结束,您可以在该文件上运行ldd进行验证。
https://stackoverflow.com/questions/3979540
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