[ale] c++, dynamic linking etc.

Bjorn Dittmer-Roche bjorn at sccs.swarthmore.edu
Wed Feb 11 10:04:48 EST 2004

On Tue, 10 Feb 2004, Alan Stewart wrote:

> I don't use any options that have anything to do with dynamic linking
> (that I'm aware of). Examining my makefile, the link stage resolves to this:
> g++ -Wall -Wno-format -ggdb -march=pentium -o $(target) $(objs) -lz -ll
> -ltiff

Strange: that's pretty much what I was using. On the advice of someone on
another list, I'm now using gcc -lstdc++ and it works like I want it to
except that I get a bunch of warnings about type mismatches, and I hate
getting warnings.

> No, I'm building for internal use. Maybe your /etc/ld.so.conf is
> incorrect and the shared version of the library is not being found? I

It seems right, I don't think that's the problem.

> don't normally deal with this kind of stuff, but my sysadmin says to
> look up 'ldconfig' in the man pages.

I've looked that up to no avail, but thanks for the help!

> Bjorn Dittmer-Roche wrote:
> > My understanding, still incomplete though it is, is that for the c++ stuff
> >
> >dynamic linking is not the default since name mangling can get in the way.
> >Someone on another list suggested I compile using gcc instead of g++ and
> >explicitly tell it to use libstdc++. You seem to have solved my problem,
> >though: can you tell me what your compiler cammand line was for generating
> >that binary?
> >
> >Are you building non-GPL code for binaery distrobution as well?
> >
> >thanks for your help!
> >
> >	bjorn
> >_______________________________________________
> >Ale mailing list
> >Ale at ale.org
> >http://www.ale.org/mailman/listinfo/ale
> >
> >
> >
> --
> D. Alan Stewart
> Senior Software Developer
> Layton Graphics, Inc.
> 155 Woolco Drive
> Marietta, GA 30065
> Voice: 770/973-4312
> Fax: 800/367-8192
> http://www.layton-graphics.com
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