Re: linker problems

[Vipin Dravid]

> g++ -I/libpath/ -lmylib  p.cpp

try changing this to:

g++ -L/libpath/ -lmylib  p.cpp

On 12/8/06, Joerg Schaber <schaber@molgen.mpg.de> wrote:
> Hi,
>
> I'm trying to compile and link a cpp-file with  the following
> commandline  options:
>
> g++ -I/libpath/ -lmylib  p.cpp
>
> the compiling step succeded, but the linking step fails with  this error
> message:
>
> /tmp/ccqLyDUW.o(.text+0x124): In function `main':
> : undefined reference to `CVersion::CVersion()'
> /tmp/ccqLyDUW.o(.text+0x147): In function `main':
> : undefined reference to `CVersion::setVersion(long, long, long)'
> /tmp/ccqLyDUW.o(.text+0x18e): In function `main':
> : undefined reference to `CVersion::~CVersion()'
> /tmp/ccqLyDUW.o(.text+0x1a7): In function `main':
> : undefined reference to `CVersion::~CVersion()'
> collect2: ld returned 1 exit status
>
>
> I checked with this line "nm -C libmylib.a | grep CVersion",  whether
> the function "CVersion" is contained in the ibmylib.a.
> Is it, but the linker won't find it anyway ...
>
> I got a hint, that there's a command line option which forces the linker
> to search multiple times through the libraries instead of one time, but
> I can't find it.
> Has somebody a idea which is the command line option I need? Or maybe
> another  solution?
>
> Thanks a lot
> _______________________________________________
> help-gplusplus mailing list
> help-gplusplus@gnu.org
> http://lists.gnu.org/mailman/listinfo/help-gplusplus


--
Regards,
V i p i n

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