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Re: Spaces rather than tabs by a major mode hook

From: goncholden
Subject: Re: Spaces rather than tabs by a major mode hook
Date: Fri, 10 Jun 2022 08:31:47 +0000

------- Original Message -------
On Friday, June 10th, 2022 at 7:50 PM, Eli Zaretskii <> wrote:

> > Date: Fri, 10 Jun 2022 07:42:19 +0000
> > From: goncholden
> > Cc:
> >
> > > I think your current views are because you are trying to fight Emacs
> > > features instead of using them to your benefit. Why do you need to
> > > insert literal TABs so much? You never explained that.
> >
> > It usually happens with legacy code where people used tabs most times. Then 
> > if the setting in for spaces, the file would end with a mix of tabs and 
> > spaces. Indentation could get mixed up this way. What could be a solution? 
> > Still with 'C-q TAB' ?
> One solution is to mark the portion of the buffer (or the entire
> buffer), then use either "M-x tabify" (if you want to have a mix of
> TABs and SPACEs) or "M-x untabify" (if you want to have only SPACEs).
> After you do one of these, the setting of indent-tabs-mode will take
> care of the new/modified code.
> Another possibility, for the code where each indentation level is made
> only out of TABs, is to set the indentation levels to correspond to
> the existing code. Then TAB will always insert only literal TAB
> characters, due to the setting of tab stops.
> I'm not yet sure I understand what situation you describe, so the
> answer is somewhat ambiguous and imprecise. I suggest to tell more
> and perhaps show an example, so that the advice could be more to the
> point.

Have attached a file.  When I press tab, the tab actually gets removed
and the code ends up in column 1.  Strange things are happening with tab.

Attachment: amp_hist.f
Description: Text Data

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