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Re: How to get filename completion without variable expansion?


From: Pierre Gaston
Subject: Re: How to get filename completion without variable expansion?
Date: Thu, 17 Nov 2011 20:16:38 +0200

On Thu, Nov 17, 2011 at 6:22 PM, Chet Ramey <address@hidden> wrote:
> On 11/16/11 7:13 AM, address@hidden wrote:
>> Hi,
>>
>> I have the following problem:
>>
>> (Environment or regular) variable FOO contains the path of existing 
>> directory "/foo".  When I have a file "/foo/bar" in that directory and when 
>> I press TAB in the following commandline ('|' denoting the cursor position)
>>
>>   $ cat $FOO/b|<TAB>
>>
>> bash expands the commandline to
>>
>>   $ cat /foo/bar |
>>
>> However, I would like to expand it to
>>
>>   $ cat $FOO/bar |
>>
>> that is, keep the variable unexpanded, exactly as bash does not expand tilde 
>> characters during filename completion.
>
> This is the default bash-4.2 behavior.
>
I think he wants something different than the current behavior. He
wants the variable to stay a variable so that it is expanded when the
command is executed while the current behavior is to escape the $ so
that there is no expansion is happening when the command is executed .



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