Re: Multiple definition of VERSION, PACKAGE and so on

[Thomas 'Tom' R. Treadway III]

I agree, I've run into this problem. Depending on the
compiler and options this may end up being a fatal
compile error.

It would be better to use:
#ifndef PACKAGE_VERSION
#define PACKAGE_VERSION
#endif ! PACKAGE_VERSION

   trt

> Dear all,
> This is not really a bug but I wonder if you have any remedy to the
> following problem. If you use autoconf/automake for several packages
> which interact with each other and for each package you generate a
> configuration file config.h you migh end up with redefinition warning
> message if config.h's are read "together".
>
> ... warning: "PACKAGE_VERSION" redefined
> ... warning: this is the location of the previous definition
>
> ... warning: "VERSION" redefined
> ... warning: this is the location of the previous definition
>
> My concern is how to avoid this? Shouldn't these macro defintion be 
> unique
> for each package? Should there be a protection mechanism?
>
> Sincerely, Patrick
--
Thomas R. Treadway
Computer Scientist
Lawrence Livermore Nat'l Lab
7000 East Avenue, L-365
Livermore, CA 94550-0611