Re: BUG #11986: psql uses pager inside Emacs shell buffer (not a terminal)

On Mon, Nov 17, 2014 at 09:34:34AM +0000, eda(at)waniasset(dot)com wrote:
> The following bug has been logged on the website:
>
> Bug reference: 11986
> Logged by: Ed Avis
> Email address: eda(at)waniasset(dot)com
> PostgreSQL version: 9.3.5
> Operating system: Linux (Fedora 20)
> Description:
>
> GNU Emacs lets you run some commands inside Emacs - start it and do M-x
> shell (that is, Alt-x, then type shell, then press enter).
>
> This 'shell buffer' is interactive but it is not really a terminal, since it
> doesn't support the normal terminal movement commands. If you try to use a
> pager program such as 'more' or 'less' it tends to get in the way. Better
> to print all of the output and let Emacs handle scrolling through it.
>
> It would be friendler for psql to be aware of this and not use a pager if
> running inside an Emacs shell buffer, or other dumb terminal: check if $TERM
> is set to 'dumb'.

This is an interesting idea. What are the odds that a "dumb" terminal
is inside Emacs? Is there another environment variable set by Emacs
that we can check? 'set' should show you all the defined shell
variables.

--
Bruce Momjian <bruce(at)momjian(dot)us> http://momjian.us
EnterpriseDB http://enterprisedb.com

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