GNU bug report logs - #72426
29.2.50; comint-pager doesn't affect async-shell-command

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From: Jim Porter <jporterbugs <at> gmail.com>
To: Spencer Baugh <sbaugh <at> janestreet.com>, Eli Zaretskii <eliz <at> gnu.org>
Cc: 72426 <at> debbugs.gnu.org
Subject: bug#72426: 29.2.50; comint-pager doesn't affect async-shell-command
Date: Tue, 6 Aug 2024 19:36:15 -0700

On 8/6/2024 12:23 PM, Spencer Baugh wrote:
> OK, how about this?
[snip]
> +    ;; Similarly, a subprocess should not try to invoke a pager, as most
> +    ;; pagers will fail in a dumb terminal.  Many programs default to
> +    ;; using "less" when PAGER is unset, so set PAGER to "cat"; using cat
> +    ;; as a pager is equivalent to not using a pager at all.
> +    (when (executable-find "cat")
> +      (setenv "PAGER" "cat"))

This makes sense to me.

Just to be extra-sure, I tried using 'async-shell-command' to run "git 
log" with PAGER unset, and sure enough it tried to use "less" for 
paging, which didn't go very well. "PAGER=cat" was much better.

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