shell: Disable caching for ‘guix shell -f guix.scm’.

Fixes <https://issues.guix.gnu.org/64858>.

* guix/scripts/shell.scm (profile-cached-gc-root): Distinguish the two
‘load’ cases; return #f and #f for (load ad-hoc-package _).

Reported-by: Pierre-Henry Fröhring <phfrohring@deeplinks.com>.
Change-Id: I00282fbd41aeed09fb927690945cf65e1f9efe4d
This commit is contained in:
Ludovic Courtès 2023-11-22 23:17:04 +01:00
parent 762be40098
commit 5283d24062
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@ -398,10 +398,17 @@ (define (key->file key)
(values #f #f)))
((('nesting? . #t) . rest)
(loop rest system file (append specs '("nested guix"))))
((('load . (_ candidate)) . rest)
((('load . ('package candidate)) . rest)
;; This is 'guix shell -D -f guix.scm'.
(if (and (not file) (null? specs))
(loop rest system candidate specs)
(values #f #f)))
((('load . ('ad-hoc-package candidate)) . rest)
;; When running 'guix shell -f guix.scm', one typically expects
;; 'guix.scm' to be evaluated every time because it may contain
;; references like (local-file "." #:recursive? #t). Thus, disable
;; caching.
(values #f #f))
((('manifest . candidate) . rest)
(if (and (not file) (null? specs))
(loop rest system candidate specs)