At 2:05 PM +0100 5/1/02, David Cantrell wrote:
>On Tue, Apr 30, 2002 at 03:40:20PM -0700, Palit, Nilanjan wrote:
>> This is really a unix question, but I thought I'll ask it here, in case
>> there is a perl tool to do the same:
>>
>> Is there an (easy) way of doing a grep with a 'context', i.e. grep will
>> provide the previous N & next M lines for every line that matches the
>> pattern (where N & M are arguments to the command)?
>
>No. You could lash something up by making grep spew out line numbers and
>then feeding them to awk.
Depends on the version of grep.
OPTIONS
-A NUM, --after-context=NUM
Print NUM lines of trailing context after matching
lines.
-B NUM, --before-context=NUM
Print NUM lines of leading context before matching
lines.
--
Kee Hinckley - Somewhere.Com, LLC
http://consulting.somewhere.com/
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I'm not sure which upsets me more: that people are so unwilling to accept
responsibility for their own actions, or that they are so eager to regulate
everyone else's.
