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Re: using NUL in scripts


From: Eric Blake
Subject: Re: using NUL in scripts
Date: Wed, 26 Sep 2007 19:42:52 -0600
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According to Mike Frysinger on 9/26/2007 7:04 PM:
> is it even possible to utilize NUL in scripts ?  or does bash just strip it 
> out ?  for example, trying to work with binary data:
> foo=$(<binary-file)
> echo "${foo}" > new-file
> the "new-file" will be exactly "binary-file" if all NUL bytes are stripped out

POSIX is silent on the matter.  zsh preserves NUL in command substitution,
bash strips them out.  Perhaps it is worth raising the issue with the
Austin group for clarification.

- --
Don't work too hard, make some time for fun as well!

Eric Blake             address@hidden
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