diff options
Diffstat (limited to 'guix/derivations.scm')
| -rw-r--r-- | guix/derivations.scm | 10 |
1 files changed, 10 insertions, 0 deletions
diff --git a/guix/derivations.scm b/guix/derivations.scm index 38cefb6100..97f96d99c1 100644 --- a/guix/derivations.scm +++ b/guix/derivations.scm @@ -90,6 +90,7 @@ derivation-path->output-paths derivation raw-derivation + invalidate-derivation-caches! map-derivation @@ -841,6 +842,15 @@ output should not be used." (hash-set! %derivation-cache file drv*) drv*))) +(define (invalidate-derivation-caches!) + "Invalidate internal derivation caches. This is mostly useful for +long-running processes that know what they're doing. Use with care!" + ;; Typically this is meant to be used by Cuirass and Hydra, which can clear + ;; caches when they start evaluating packages for another architecture. + (invalidate-memoization! derivation->bytevector) + (invalidate-memoization! derivation-path->base16-hash) + (hash-clear! %derivation-cache)) + (define* (map-derivation store drv mapping #:key (system (%current-system))) "Given MAPPING, a list of pairs of derivations, return a derivation based on |