On 15/02/15 11:14, Pádraig Brady wrote:
> On 14/12/12 14:33, Pádraig Brady wrote:
>> tag 13183 + notabug
>> close 13183
>> stop
>>
>> On 12/14/2012 02:04 PM, Ruediger Meier wrote:
>>> Hi,
>>>
>>> I want to use tail and grep to follow a file until a particular pattern
>>> appears. But tail does not
On 14/12/12 14:33, Pádraig Brady wrote:
> tag 13183 + notabug
> close 13183
> stop
>
> On 12/14/2012 02:04 PM, Ruediger Meier wrote:
>> Hi,
>>
>> I want to use tail and grep to follow a file until a particular pattern
>> appears. But tail does not exit when grep is finished.
>>
>> $ echo xxx > /tm
tag 13183 + notabug
close 13183
stop
On 12/14/2012 02:04 PM, Ruediger Meier wrote:
Hi,
I want to use tail and grep to follow a file until a particular pattern
appears. But tail does not exit when grep is finished.
$ echo xxx > /tmp/blabla
$ tail -f /tmp/blabla |grep -m1 --line-buffered "xxx"
x
Hi,
I want to use tail and grep to follow a file until a particular pattern
appears. But tail does not exit when grep is finished.
$ echo xxx > /tmp/blabla
$ tail -f /tmp/blabla |grep -m1 --line-buffered "xxx"
xxx
Now tail still tries to read and exits only if I write again
into /tmp/blabla.
