07-04-2012
@jgt: Really funny...
Quote:
Originally Posted by
methyl
@jgt
[..]The "short solution" relies on the exponential multi-pass technique and utilises a magic Shell with unlimited command line length. [..]
Although it may be good to note that command line length does not really play a role in this case, since "for" is a shell keyword and not an external command, so the length of the list should be more or less limited by memory...
Quote:
Originally Posted by
alister
[..]I don't know for certain, but my first impulse is to blame GNU Bash. I've seen that idiom recommended as the correct way to work around the fact that the final command in a bash pipeline runs in a subshell[..]
It is not only bash, dash and Bourne shell do this too. It is also not specified by Posix, so ksh is the exception..
Last edited by Scrutinizer; 07-04-2012 at 06:42 PM..
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