Re: Possible bug in Makefile 3.81

[Micah Cowan]

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Karl Berry wrote:
>     Are there still Unixen for which [ is not portable?
> 
> Portability isn't the problem with [.  It's parsing.
> 
> [ -n "$x" ]
> 
> fails if x=] ... or did at one time anyway.  Sorry for lack of details,
> it's been too many years.

Hm, I'd consider that to be a bug in the implementation, but yeah, I
could see that happening. I hope there aren't any left that do that, though.

POSIX, at least, is clear enough that only the final ] is omitted when
the [ ] is used.

- --
Micah J. Cowan
Programmer, musician, typesetting enthusiast, gamer...
http://micah.cowan.name/

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