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SubjectRe: Extern variables in *.c files
On Wed, 2 Jan 2002, vda wrote:

> I grepped kernel *.c (not *.h!) files for extern variable definitions.
> Much to my surprize, I found ~1500 such defs.
>
> Isn't that bad C code style? What will happen if/when type of variable gets
> changed? (int->long).

Yes; Int->long won't change anything on 32-bit machines and will break
silently on 64-bit ones. The trick is finding appropriate places to put
such definitions so that all the things that need them can include them
without circular dependencies.

--
"Love the dolphins," she advised him. "Write by W.A.S.T.E.."

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