On 07/14/2012 11:24 AM, Stefano Lattarini wrote:
> On 07/14/2012 05:13 PM, Akim Demaille wrote:
>>
>> Le 13 juil. 2012 à 12:19, Stefano Lattarini a écrit :
>>
>>> +   @while read file; do \

>>> +   done < $(am__dir)/$@-list
>>
>> I would write
>>
>>      @< $(am__dir)/$@-list while read file; do
>>      …
>>      done
>>
>> but I guess that's a matter of taste.  Ack.
>>
> In this case, you have better taste I guess :-).  But is the above really
> portable?

No, it is not.

<file command

is portable, but

<file { compound command; }

is not.  That is, only simple commands allow you to position a
redirection before the rest of the command.  'while' is a compound
command, so the redirection must come last.

-- 
Eric Blake   [email protected]    +1-919-301-3266
Libvirt virtualization library http://libvirt.org

Attachment: signature.asc
Description: OpenPGP digital signature

Reply via email to