Re: tip: sweet grep recurse feature

From	"Carlos E.R." <robin_listas@es.invalid>
Newsgroups	comp.os.linux.misc
Subject	Re: tip: sweet grep recurse feature
Date	2019-06-15 13:37 +0200
Message-ID	<ks1ftf-dj.ln1@Telcontar.valinor> (permalink)
References	(4 earlier) <qdu8ne$7b7$1@dont-email.me> <87d0jgy2jw.fsf@LkoBDZeT.terraraq.uk> <i7ydnTm4JMnJ9p7AnZ2dnUU78S_NnZ2d@brightview.co.uk> <se8ctf-p0m.ln1@Telcontar.valinor> <qe0qb0$kka$1@tncsrv09.home.tnetconsulting.net>

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On 14/06/2019 20.50, Grant Taylor wrote:
> On 6/14/19 4:11 AM, Carlos E.R. wrote:
>> But even so I still prefer that to having to use a dozen rsync program
>> variations like rsync1, rsync2, rsync3 or whatever name.
> 
> I think there is something to be said for code reuse / overlap.
> 
> What percentage of a pair of programs that do similar but slightly
> different things can re-use the same code?  If the reuse / overlap is a
> large enough percentage, then chances are good that the variant could
> qualify as an option to one program.
> 
>> I never know what *grep variation to use for what.
> 
> I think of it this way (using aliases as a demonstration):
> 
> grep
> alias egrep='grep -e'
> alias fgrep='grep -f'
> 
> grep by itself is sort of a default and does a number of different things.
> 
> egrep is grep in a mode expecting / optimized for regular expressions.
> 
> fgrep is grep in a mode expecting fixed text patterns.
> 
> I use different greps depending on what I'm doing and looking for.
> 
> I usually use egrep / fgrep instead of the grep -e / grep -f variants
> because I try to minimize key presses.

I used a lot a variant called cgrep, coming from Lucent (Bell Labs). It
is now open source, although I think it is not the original one. It does
context finding and fuzzy search.

-- 
Cheers, Carlos.

Thread

tip: sweet grep recurse feature T <T@invalid.invalid> - 2019-06-13 03:15 -0700
  Re: tip: sweet grep recurse feature Javier <invalid@invalid.invalid> - 2019-06-13 08:46 -0500
    Re: tip: sweet grep recurse feature Jean-David Beyer <jeandavid8@verizon.net> - 2019-06-13 09:51 -0400
      Re: tip: sweet grep recurse feature Grant Taylor <gtaylor@tnetconsulting.net> - 2019-06-13 09:17 -0600
    Re: tip: sweet grep recurse feature Dan Espen <dan1espen@gmail.com> - 2019-06-13 11:22 -0400
      Re: tip: sweet grep recurse feature Grant Taylor <gtaylor@tnetconsulting.net> - 2019-06-13 09:56 -0600
      Re: tip: sweet grep recurse feature Richard Kettlewell <invalid@invalid.invalid> - 2019-06-13 17:29 +0100
        Re: tip: sweet grep recurse feature Dan Espen <dan1espen@gmail.com> - 2019-06-13 15:38 -0400
          Re: tip: sweet grep recurse feature Richard Kettlewell <invalid@invalid.invalid> - 2019-06-14 09:49 +0100
            Re: tip: sweet grep recurse feature Javier <invalid@invalid.invalid> - 2019-06-14 04:39 -0500
              Re: tip: sweet grep recurse feature "Carlos E.R." <robin_listas@es.invalid> - 2019-06-14 12:11 +0200
                Re: tip: sweet grep recurse feature Javier <invalid@invalid.invalid> - 2019-06-14 07:11 -0500
                Re: tip: sweet grep recurse feature Jean-David Beyer <jeandavid8@verizon.net> - 2019-06-14 09:07 -0400
                Re: tip: sweet grep recurse feature Grant Taylor <gtaylor@tnetconsulting.net> - 2019-06-14 12:44 -0600
                Re: tip: sweet grep recurse feature Robert Heller <heller@deepsoft.com> - 2019-06-14 14:20 -0500
                Re: tip: sweet grep recurse feature Eli the Bearded <*@eli.users.panix.com> - 2019-06-15 03:18 +0000
                Re: tip: sweet grep recurse feature Robert Heller <heller@deepsoft.com> - 2019-06-14 23:05 -0500
                Re: tip: sweet grep recurse feature Anssi Saari <as@sci.fi> - 2019-06-17 09:44 +0300
                Re: tip: sweet grep recurse feature Fenris <fenris@invalid.invalid> - 2019-06-17 10:21 +0200
                Re: tip: sweet grep recurse feature Grant Taylor <gtaylor@tnetconsulting.net> - 2019-06-14 12:50 -0600
                Re: tip: sweet grep recurse feature "Carlos E.R." <robin_listas@es.invalid> - 2019-06-15 13:37 +0200
              Re: tip: sweet grep recurse feature Dan Espen <dan1espen@gmail.com> - 2019-06-14 08:01 -0400
                Re: tip: sweet grep recurse feature Grant Taylor <gtaylor@tnetconsulting.net> - 2019-06-14 12:55 -0600
                Re: tip: sweet grep recurse feature Dan Espen <dan1espen@gmail.com> - 2019-06-14 17:54 -0400
                Re: tip: sweet grep recurse feature Grant Taylor <gtaylor@tnetconsulting.net> - 2019-06-14 20:20 -0600
                Re: tip: sweet grep recurse feature "Carlos E.R." <robin_listas@es.invalid> - 2019-06-15 13:42 +0200
                Re: tip: sweet grep recurse feature Grant Taylor <gtaylor@tnetconsulting.net> - 2019-06-15 11:09 -0600
                Re: tip: sweet grep recurse feature "Carlos E.R." <robin_listas@es.invalid> - 2019-06-17 12:37 +0200
                Re: tip: sweet grep recurse feature Aragorn <thorongil@telenet.be> - 2019-06-17 12:51 +0200
                Re: tip: sweet grep recurse feature "Carlos E.R." <robin_listas@es.invalid> - 2019-06-17 12:57 +0200
                Re: tip: sweet grep recurse feature Aragorn <thorongil@telenet.be> - 2019-06-17 14:20 +0200
                Re: tip: sweet grep recurse feature Grant Taylor <gtaylor@tnetconsulting.net> - 2019-06-17 08:51 -0600
                Re: tip: sweet grep recurse feature Aragorn <thorongil@telenet.be> - 2019-06-17 19:43 +0200
                Re: tip: sweet grep recurse feature "Carlos E.R." <robin_listas@es.invalid> - 2019-06-17 20:38 +0200
                Re: tip: sweet grep recurse feature Grant Taylor <gtaylor@tnetconsulting.net> - 2019-06-17 13:07 -0600
                Re: tip: sweet grep recurse feature Aragorn <thorongil@telenet.be> - 2019-06-17 21:56 +0200
                Re: tip: sweet grep recurse feature Georges <georges@prout.com> - 2019-06-17 22:30 +0200
                Re: tip: sweet grep recurse feature "Carlos E.R." <robin_listas@es.invalid> - 2019-06-17 22:19 +0200
                Re: tip: sweet grep recurse feature Grant Taylor <gtaylor@tnetconsulting.net> - 2019-06-17 19:43 -0600
                Re: tip: sweet grep recurse feature Aragorn <thorongil@telenet.be> - 2019-06-18 10:26 +0200
                Re: tip: sweet grep recurse feature Charlie Gibbs <cgibbs@kltpzyxm.invalid> - 2019-06-18 23:58 +0000
            Re: tip: sweet grep recurse feature Dan Espen <dan1espen@gmail.com> - 2019-06-14 08:07 -0400
      Re: tip: sweet grep recurse feature The Natural Philosopher <tnp@invalid.invalid> - 2019-06-13 19:42 +0100
  Re: tip: sweet grep recurse feature Andreas Kohlbach <ank@spamfence.net> - 2019-06-13 14:58 -0400
    Re: tip: sweet grep recurse feature Grant Taylor <gtaylor@tnetconsulting.net> - 2019-06-13 14:29 -0600
      Re: tip: sweet grep recurse feature Andreas Kohlbach <ank@spamfence.net> - 2019-06-13 16:38 -0400
  Re: tip: sweet grep recurse feature Eli the Bearded <*@eli.users.panix.com> - 2019-06-15 03:10 +0000
    Re: tip: sweet grep recurse feature "Carlos E.R." <robin_listas@es.invalid> - 2019-06-15 13:46 +0200
      Re: tip: sweet grep recurse feature Richard Kettlewell <invalid@invalid.invalid> - 2019-06-15 13:16 +0100
        Re: tip: sweet grep recurse feature gazelle@shell.xmission.com (Kenny McCormack) - 2019-06-15 13:16 +0000
          Re: tip: sweet grep recurse feature Grant Taylor <gtaylor@tnetconsulting.net> - 2019-06-15 11:12 -0600
            Re: tip: sweet grep recurse feature Richard Kettlewell <invalid@invalid.invalid> - 2019-06-15 22:26 +0100
          Re: tip: sweet grep recurse feature Eli the Bearded <*@eli.users.panix.com> - 2019-06-15 20:09 +0000
    Re: tip: sweet grep recurse feature T <T@invalid.invalid> - 2019-06-16 14:29 -0700

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