libcd.lib(crt0dat.obj) : error LNK2005: _exit already defined in msvcrtd.lib(MSVCRTD.dll)
2012-03-07 16:07
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今天在VC6下编译OCX时,由于新增加了几个静态库,在编译时报如下错误:
Linking...
LIBCMT.lib(crt0dat.obj) : error LNK2005: _exit already defined in msvcrtd.lib(MSVCRTD.dll)
LIBCMT.lib(crt0init.obj) : error LNK2005: ___xc_z already defined in msvcrtd.lib(cinitexe.obj)
LIBCMT.lib(crt0init.obj) : error LNK2005: ___xc_a already defined in msvcrtd.lib(cinitexe.obj)
LIBCMT.lib(crt0init.obj) : error LNK2005: ___xi_z already defined in msvcrtd.lib(cinitexe.obj)
LIBCMT.lib(crt0init.obj) : error LNK2005: ___xi_a already defined in msvcrtd.lib(cinitexe.obj)
LIBCMT.lib(crt0dat.obj) : warning LNK4006: _exit already defined in msvcrtd.lib(MSVCRTD.dll); second definition ignored
LIBCMT.lib(crt0init.obj) : warning LNK4006: ___xc_z already defined in msvcrtd.lib(cinitexe.obj); second definition ignored
LIBCMT.lib(crt0init.obj) : warning LNK4006: ___xc_a already defined in msvcrtd.lib(cinitexe.obj); second definition ignored
LIBCMT.lib(crt0init.obj) : warning LNK4006: ___xi_z already defined in msvcrtd.lib(cinitexe.obj); second definition ignored
LIBCMT.lib(crt0init.obj) : warning LNK4006: ___xi_a already defined in msvcrtd.lib(cinitexe.obj); second definition ignored
Creating library Debug/GXRS.lib and object Debug/GXRS.exp
LINK : warning LNK4098: defaultlib "msvcrtd.lib" conflicts with use of other libs; use /NODEFAULTLIB:library
LINK : warning LNK4098: defaultlib "LIBCMT" conflicts with use of other libs; use /NODEFAULTLIB:library
Debug/GXRS.ocx : fatal error LNK1169: one or more multiply defined symbols found
Error executing link.exe.
GXRS.ocx - 6 error(s), 7 warning(s)
原因:原来我的程序是USE mfc in a share dll, 而libcmt.lib是静态C runtime库,这样就导致主程序和lib所使用的运行库不一致,所以应该屏蔽掉libcmt.lib,以免造成冲突。
解决方法:Project Properties, Linker, Input, 右边有个Ignore Specific Library,输入"libcmt.lib",确定即可。
其它解决方法:
解决方案1:
主程序和lib所使用的运行库不一致,project->setting-> Generation->Use MFC Static Library
解决方案2:
Project Properties, Linker, Input, 右边有个Ignore Specific Library,输入"MSVCRTD.lib",确定即可。
解决办法3:
在程序头部加上:#pragma comment(Linker,"/NODEFAULTLIB:libcd.lib")//忽略默认库
参考:
http://wenokai.blog.163.com/blog/static/6149070920106221055197/
http://hi.baidu.com/skyin0912/blog/item/0afd3ed1d651c087a1ec9c52.html
http://blog.csdn.net/jia_xiaoxin/archive/2008/08/03/2762373.aspx
Linking...
LIBCMT.lib(crt0dat.obj) : error LNK2005: _exit already defined in msvcrtd.lib(MSVCRTD.dll)
LIBCMT.lib(crt0init.obj) : error LNK2005: ___xc_z already defined in msvcrtd.lib(cinitexe.obj)
LIBCMT.lib(crt0init.obj) : error LNK2005: ___xc_a already defined in msvcrtd.lib(cinitexe.obj)
LIBCMT.lib(crt0init.obj) : error LNK2005: ___xi_z already defined in msvcrtd.lib(cinitexe.obj)
LIBCMT.lib(crt0init.obj) : error LNK2005: ___xi_a already defined in msvcrtd.lib(cinitexe.obj)
LIBCMT.lib(crt0dat.obj) : warning LNK4006: _exit already defined in msvcrtd.lib(MSVCRTD.dll); second definition ignored
LIBCMT.lib(crt0init.obj) : warning LNK4006: ___xc_z already defined in msvcrtd.lib(cinitexe.obj); second definition ignored
LIBCMT.lib(crt0init.obj) : warning LNK4006: ___xc_a already defined in msvcrtd.lib(cinitexe.obj); second definition ignored
LIBCMT.lib(crt0init.obj) : warning LNK4006: ___xi_z already defined in msvcrtd.lib(cinitexe.obj); second definition ignored
LIBCMT.lib(crt0init.obj) : warning LNK4006: ___xi_a already defined in msvcrtd.lib(cinitexe.obj); second definition ignored
Creating library Debug/GXRS.lib and object Debug/GXRS.exp
LINK : warning LNK4098: defaultlib "msvcrtd.lib" conflicts with use of other libs; use /NODEFAULTLIB:library
LINK : warning LNK4098: defaultlib "LIBCMT" conflicts with use of other libs; use /NODEFAULTLIB:library
Debug/GXRS.ocx : fatal error LNK1169: one or more multiply defined symbols found
Error executing link.exe.
GXRS.ocx - 6 error(s), 7 warning(s)
原因:原来我的程序是USE mfc in a share dll, 而libcmt.lib是静态C runtime库,这样就导致主程序和lib所使用的运行库不一致,所以应该屏蔽掉libcmt.lib,以免造成冲突。
解决方法:Project Properties, Linker, Input, 右边有个Ignore Specific Library,输入"libcmt.lib",确定即可。
其它解决方法:
解决方案1:
主程序和lib所使用的运行库不一致,project->setting-> Generation->Use MFC Static Library
解决方案2:
Project Properties, Linker, Input, 右边有个Ignore Specific Library,输入"MSVCRTD.lib",确定即可。
解决办法3:
在程序头部加上:#pragma comment(Linker,"/NODEFAULTLIB:libcd.lib")//忽略默认库
参考:
http://wenokai.blog.163.com/blog/static/6149070920106221055197/
http://hi.baidu.com/skyin0912/blog/item/0afd3ed1d651c087a1ec9c52.html
http://blog.csdn.net/jia_xiaoxin/archive/2008/08/03/2762373.aspx
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