This is the mail archive of the
gcc-help@gcc.gnu.org
mailing list for the GCC project.
Re: Cross compiling simple pcap example
Got it. Thanks Jonathan for the clarification and the time.
-- kent
On Mon, Jun 20, 2011 at 10:31 AM, Jonathan Wakely <jwakely.gcc@gmail.com> wrote:
> On 20 June 2011 16:53, Kent Kvarfordt wrote:
>> Ok. ?So even though the libraries are dynamically linked shared object
>> libraries (.so), the 32-bit versions need to be present during the
>> compile/link phase on the 64-bit installation?
>
> Yes.
>
> Dynamic linking doesn't mean linking is entirely delayed until
> runtime, the linker still wants to ensure all symbols are resolved, so
> checks the shared library at link time.
>
>> The reason I ask is that the application I am trying to cross compile
>> actually has several incompatible library errors. ?I was using the
>> pcap example as a boiled down example for posting. ?Is there a way to
>> compile the application on the 64-bit installation w/out installing
>> 32-bit versions, so the 32-bit libraries are resolved at runtime on
>> the 32-bit installation?
>
> You could create a dummy 32-bit shared library with the same name and
> soname which exports all the symbols needed by your program, then
> ensure the real library is found at runtime. ?But it would be much
> easier to just install the required libs.
>