Re: Problem with grep in Emacs 23.2

[Shenli Zhu <zhushenli2@gmail.com>]

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Set grep-use-null-device to t, problem solved.

On Tue, Sep 7, 2010 at 9:50 AM, Shenli Zhu <zhushenli2@gmail.com> wrote:

> Lennart, thank you,
>
> I set grep-use-null-device to nil, but the problem still happen.
>
> Maybe I shall trace the code to find how to avoid grep-probe. There is no
> switch to turn off (grep-compute-defaults) in grep, because different
> versions of grep. But I think most of people work on Linux and Gnu grep. So
> why not have a switch tell it do not compute defaults?
>
>
> On Tue, Sep 7, 2010 at 9:24 AM, Lennart Borgman <lennart.borgman@gmail.com
> > wrote:
>
>> Use customize to set the needed values, for example:
>>
>>  M-x customize RET grep-use-null-device RET
>>
>>
>> On Tue, Sep 7, 2010 at 3:05 AM, Shenli Zhu <zhushenli2@gmail.com> wrote:
>> > Hi, Lennart, how to skip grep-probe/grep-compute-defaults (add hook or
>> > change variable)?
>> >
>> > Thanks
>> >
>> > On Tue, Sep 7, 2010 at 8:24 AM, Lennart Borgman <
>> lennart.borgman@gmail.com>
>> > wrote:
>> >>
>> >> On Tue, Sep 7, 2010 at 2:22 AM, Shenli Zhu <zhushenli2@gmail.com>
>> wrote:
>> >> > Hi Peter,
>> >> >
>> >> > Do you mean the grep-command I set should be runnable in shell? I
>> just
>> >> > use
>> >> > grep-command to store the grep template, so it cannot be run in
>> shell.
>> >> >
>> >> > Why we need probe-grep? To test whether grep exists and whether its
>> >> > function
>> >> > works correctly? Can I skip it?
>> >>
>> >>
>> >> probe-grep tries to find out what grep program you actually use and
>> >> what it can do. So, yes, you can skip it if you know what the program
>> >> can do.
>> >
>> >
>>
>
>

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