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Re: Inconsistent handling of quotes in backticks
From: |
Scott Bronson |
Subject: |
Re: Inconsistent handling of quotes in backticks |
Date: |
Thu, 22 Jul 2004 16:56:28 -0700 |
I'm sorry to hear that it's not a bug. On the other hand, your
workaround appears to do the trick.
Thanks for the prompt reply!
- Scott
On Wed, 2004-07-21 at 15:13, Paul Jarc wrote:
> bronson@rinspin.com wrote:
> > However, if you put quotes around the command in a backtick substitution,
> > the command fails:
> >
> > $ `echo "\"echo\" hi"`
> > bash: "echo": command not found
>
> This is normal behavior. man bash:
> Quote Removal
> After the preceding expansions, all unquoted occurrences of the charac-
> ters \, ', and " that did not result from one of the above expansions
> are removed.
>
> Since these " characters were the result of command substitution, they
> are not removed. Maybe this is what you want:
> $ eval `echo "\"echo\" hi"`
>
> But beware that this will also process any further expansions,
> redirections, etc., that may appear in the result of the command
> substitution. It will be evaluated just like a top-level command.
>
>
> paul