Re: git-bisect: weird usage of read(1)

> René Scharfe <rene.scharfe@lsrfire.ath.cx> writes:
>
>> Petr Baudis schrieb:
>>> On Mon, Aug 11, 2008 at 04:59:32PM +0100, Reece Dunn wrote:
>>>>>> On Mon, 11 Aug 2008, Francis Moreau wrote:
>>>>>>>               case "$(read yesno)" in [Nn]*) exit 1 ;; esac
>>>> does not work as expected. Replacing this with
>>>>
>>>>                case "$(read yesno; echo $yesno)" in [Nn]*) exit 1 ;; esac
>>>>
>>>> would work as intended, as Mikael has pointed out.
>>>
>>>   Wouldn't it be more elegant to
>>>
>>>      case "$(head -n 1)" in [Nn]*) exit 1 ;; esac
>>
>> Only if head is a built-in, otherwise you fork needlessly.  Not that
>> this is a performance critical part, but I wouldn't call it "elegant".
>>
>> What's wrong with the following variant, already used a few lines up in
>> the file?
>>
>>       read yesno
>>       case "$yesno" in [Nn]*) exit 1 ;; esac
>
> That's the right way to spell it.  Sorry, I must have been too tired
> when I did this.
>
>
>