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SubjectRe: Layout/Setup of Kernel
Followup to:  <6pvgqe$7ua$>
By author: (Nick Holloway)
In newsgroup:
> Since it is trivial to specify an alternative location for the kernel
> source (the 1st argument), I don't think this is necessary. I also feel
> uncomfortable when scripts start using $0 -- not 100% reliable.

Actually $0 *IS* 100% reliable if done properly. The kernel expands
this to the full path if you're using #!, and you don't decode the
path if you're calling it using "sh foo". Hence if the first
character isn't /, prepend `pwd`// and you're safe.

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