extern keyword and dlls
Mon Feb 11 06:30:00 GMT 2008
masta uy wrote:
> I am in working on porting some code to cygwin but I am stuck. I need it to be compiled as a dll but gcc gives me a linking error.
In short, you have to declare num as __declspec(dllimport) if it refers
to a variable in another module. See
<http://www.haible.de/bruno/woe32dll.html> for a thorough explanation of
all the differences between PE and ELF shared libraries, and the various
workarounds to cope with them.
> Interestingly, the code above does work on my ubuntu installation (ubuntu 7.10 gcc 4.1.3)
These are different platforms, and shared libraries work differently.
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