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Re: how to pass arguments with space inside?


From: lehe
Subject: Re: how to pass arguments with space inside?
Date: Thu, 9 Apr 2009 16:33:37 -0700 (PDT)

Forgot to say in the bash script, the call to the executable is like:
my_executable ${ARG_OPTS} 


lehe wrote:
> 
> Actually in the bash script there is a command that passes "--options='-t
> 0 -v 0'" as argument to an executable. I just found if I double quote
> --options='-t 0 -v 0' as argument to the bash script, then the '-t 0 -v 0' 
> as a whole can be preserved until reaching the command invoking the
> executable. However the '-t 0 -v 0' is not passed as a whole to the
> executable,  but splitted by spaces again. 
> This may sounds like the problem of calling the executable, however when
> directly invoking the executable from terminal, either --options='-t 0 -v
> 0' or --options="-t 0 -v 0" without quoting could be passed successfully
> as argument.
> 
> Hope that I could explain my question clearly enough. Really appreciate
> your advice!
> 
> 
> lehe wrote:
>> 
>> Thanks Mike.
>> Could you explain it a little? I don't quite get it. How to apply this to
>> argument parsing?
>> 
>> 
>> Mike Frysinger wrote:
>>> 
>>> On Thursday 09 April 2009 16:46:27 lehe wrote:
>>>> I was wondering how to pass arguments with space inside. For example,
>>>> my
>>>> bash script looks like:
>>>>
>>>> #!/bin/bash
>>>> ARG_OPTS=""
>>>> while [[ -n "$1" ]];
>>>>         ARG_OPTS="${ARG_OPTS} $1"
>>>>    shift
>>>> done
>>>>
>>>> If I pass an argument like "--options='-t 0 -v 0'", then it would be
>>>> splitted by the spaces inside, ie "--options='-t", "0", "-v" and "0".
>>>>
>>>> How can I achieve what I wish?
>>> 
>>> use arrays
>>> 
>>> $ f=( a "b c" d)
>>> $ printf '%s\n' "address@hidden"
>>> a
>>> b c
>>> d
>>> -mike
>>> 
>>>  
>>> 
>> 
>> 
> 
> 

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