[bug#55673] [PATCH v2] cache: Catch valid integer for 'last-expiry-cleanup'.

[zimoun <zimon.toutoune@gmail.com>]

On Fri, 27 May 2022 at 19:33, Maxime Devos <maximedevos@telenet.be> wrote:

> Why are 'stack-error' and 'out-of-memory' being caught?
> I recommend using one of the regexes from string->generations
> in (guix ui) instead to avoid catching too much.

Well, I have sent a v3.  Note that that 'string->generations' does not
catch the value out of range we are talking.

--8<---------------cut here---------------start------------->8---
$ guix package --list-generations=12E4567890
Backtrace:
           9 (primitive-load "/home/simon/.config/guix/current/bin/guix")
In guix/ui.scm:
   2230:7  8 (run-guix . _)
  2193:10  7 (run-guix-command _ . _)
In ice-9/boot-9.scm:
  1752:10  6 (with-exception-handler _ _ #:unwind? _ #:unwind-for-type _)
In guix/scripts/package.scm:
    799:7  5 (_)
In ice-9/boot-9.scm:
  1747:15  4 (with-exception-handler #<procedure 7f97f7728150 at
ice-9/boot-9.scm:1831:7 (exn)> _ …)
In guix/scripts/package.scm:
   810:16  3 (_)
In guix/ui.scm:
   1887:9  2 (matching-generations "12E4567890"
"/var/guix/profiles/per-user/simon/guix-profile" …)
  1760:13  1 (string->generations _)
In ice-9/boot-9.scm:
  1685:16  0 (raise-exception _ #:continuable? _)

ice-9/boot-9.scm:1685:16: In procedure raise-exception:
In procedure string->number: Value out of range: 4567890
--8<---------------cut here---------------end--------------->8---


Cheers,
simon