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Date: Thu, 02 Nov 2006 19:40:52 +0100
From: Nicolas Roche <roche AT adacore DOT com>
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Subject: Re: bash CR and backquotes trouble
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Larry Hall (Cygwin) a écrit :
> Nicolas Roche wrote:
>> Larry Hall (Cygwin) a écrit :
>>> On 11/02/2006, Nicolas Roche wrote:
>>>> I am using bash version:
>>>> 3.1.17(9)
>>>>
>>>> I have tried to use shopt -s igncr but I have an issue with the 
>>>> following shell construct:
>>>>
>>>> t=`gcc --print-multi-lib` where gcc is a mingw gcc.
>>>>
>>>> As my gcc is a mingw program, it outputs CR/LFs. In previous 
>>>> versions bash used to ignore the CR, so t variable was not 
>>>> containing any CR.
>>>> Now this is no more the case and this is causing some troubles 
>>>
>>>
>>> Why isn't "t=`gcc --print-multi-lib | d2u`" not a solution here?
>>
>> Well for two reasons:
>> - portability. the same homemade scripts are also used among a large 
>> flavors of unixes (AIX, IRIX, HP-UX, Tru64, ....). dos2unix is not 
>> installed on all of them...
>
>
> OK.  So 'tr' is a better choice then.
>

What I want to avoid.... will generates a lot of changes that can't be 
automated :-(

>
> Dan has addressed this in his response so I won't repeat it.

Will try Dan solution with the new version of bash. As I said in my 
previous mail, if you are interesting in the results I will send them.


Nicolas


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