Re: grep excludes

[Rusi]

On Friday, July 8, 2016 at 8:35:58 AM UTC+5:30, Rusi wrote:
> On Thursday, July 7, 2016 at 11:46:02 AM UTC+5:30, B.V. Raghav wrote:
> > 
> > > (defun my-grep(pattern file-name)
> > >   "My own version of grep command"
> > >   (interactive "sPattern: \nFFind %s in file(s): ")
> > >   (let ((cmd "grep -e"))
> > >     ;;       ^^^^^^^^^ My Grep Command
> > >     (grep (message "%s %s %s" cmd pattern file-name))))
> > >
> > > If I understand correctly, you requires the change of command as
> > > mentioned here.
> > >
> > > HTH
> > 
> > On second thoughts, the following set should be helpful:
> > 
> > (defun my-grep-base(grep-cmd params)
> >   (grep (format "%s %s %s" grep-cmd (car params) (cadr params))))
> > 
> > (defun my-grep-params(pattern file-name)
> >   "My own version of grep command"
> >   (interactive "sPattern: \nFFind %s in file(s): ")
> >   (list pattern file-name))
> > 
> > (defun my-grep()
> >   (interactive)
> >   (my-grep-base "grep -e" (call-interactively #'my-grep-params)))
> > 
> > (defun my-lgrep()
> >   (interactive)
> >   (my-grep-base "lgrep -e" (call-interactively #'my-grep-params)))
> > 
> > (defun my-rgrep()
> >   (interactive)
> >   (my-grep-base "rgrep -e" (call-interactively #'my-grep-params)))
> > 
> > and you can define lgrep and rgrep in your .bashrc (or .bash_aliases) as 
> > follows:
> > 
> > alias lgrep='grep -n '
> > alias rgrep='grep -nR '
> 
> Thanks for trying Raghav but as of now it does:
> --------------------------------
> -*- mode: grep; default-directory: "~/vit-projects-common-wiki/" -*-
> Grep started at Fri Jul  8 08:32:13
> 
> lgrep -e emacs ~/vit-projects-common-wiki/ /dev/null
> /bin/bash: lgrep: command not found
> 
> Grep exited abnormally with code 127 at Fri Jul  8 08:32:13
> ------------------------------

And when I change the lgrep defun to:

(defun my-lgrep()
  (interactive)
  (my-grep-base "grep -e" (call-interactively #'my-grep-params)))

in order to remove gratuitous dependency on a shell lgrep

I get:
-*- mode: grep; default-directory: "~/vit-projects-common-wiki/" -*-
Grep started at Fri Jul  8 08:40:04

grep -e emacs ~/.emacs.d/setups/grepsetup.el /dev/null

Grep finished with no matches found at Fri Jul  8 08:40:04