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Re: [PATCH] Document the grep workaround.
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From: |
Paolo Bonzini |
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Subject: |
Re: [PATCH] Document the grep workaround. |
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Date: |
Thu, 20 May 2010 22:34:12 +0200 |
On Thu, May 20, 2010 at 20:35, Ralf Wildenhues <address@hidden> wrote:
> Hi Paolo,
>
> * Paolo Bonzini wrote on Wed, May 19, 2010 at 10:53:19AM CEST:
>>
>> >+The QNX4 implementation fails to count lines with @code{grep -c '$'},
>> >+but works with @code{grep -c '^'}. Another alternative for counting
>> >+lines is to use @code{wc -l}.
>>
>> I think the most portable way to count lines is "sed -n '$='".
>
> Is there a decided advantage over 'wc -l' such as allowed maximum or so?
No, but wc is not including in the GNU coding standards' list of
portable utilities for configure/make.
Paolo