Re: Starting emacs in ediff mode.

[Lennart Borgman (gmail)]

Eli Zaretskii wrote:
> > Date: Thu, 24 Jan 2008 17:50:05 +0100
> > From: "Lennart Borgman (gmail)" <lennart.borgman@gmail.com>
> > CC: help-gnu-emacs@gnu.org
> >
> > Kevin Rodgers wrote:
> > > DaLoverhino wrote:
> > > > Hello.  I would like to use emacs as I would use say diff or sdiff.
> > > >
> > > > Is there a way to start emacs in ediff mode and pass along with it
> > > > through the command line, the two files I want to ediff?  If the
> > > > command line is unwieldy, I can always wrap it up in a script.
> > > emacs --eval '(ediff-files "file_1" "file_2")'
> > It is a bit more difficult on Windows:
>
> This works for me on Windows:
>
>    emacs --eval "(ediff-files \"file_1\" \"file_2\")"
>
> > @rem Put this file (ediff.cmd) in your PATH.
> > @rem (Created by Setup Helper at Tue Apr 03 20:48:56 2007)
> > @rem -----------------------------
> > @rem Starts Emacs ediff (through gnuserv) from command line.
> > @rem Takes the two file to compare as parameters.
> > @setlocal
> > @set f1=%1
> > @set f2=%2
> > @set f1=%f1:\=/%
> > @set f2=%f2:\=/%
> > @set emacs_cd=%CD:\=/%
> > @set emacs_client="c:\emacs\p\070403\emacs\bin\emacsclient.exe"
> > @%emacs_client% -n
> > @%emacs_client% -e "(setq default-directory \"%emacs_cd%\")"
> > @%emacs_client% -n  -e "(ediff-files \"%f1%\" \"%f2%\")"
>
> Can you explain what did you need all this complexity for?


Sure:

- Emacs client is used.
- File names given need not be absolute.
- You can not give use \ in the file names.
- Be nice, do not put env variables in the users environment

The rest is just comments ;-)