diff options
Diffstat (limited to 'guix/derivations.scm')
| -rw-r--r-- | guix/derivations.scm | 30 |
1 files changed, 25 insertions, 5 deletions
diff --git a/guix/derivations.scm b/guix/derivations.scm index 7afecb10cc..f6176a78fd 100644 --- a/guix/derivations.scm +++ b/guix/derivations.scm @@ -80,6 +80,7 @@ substitutable-derivation? substitution-oracle derivation-hash + derivation-properties read-derivation read-derivation-from-file @@ -681,7 +682,8 @@ name of each input with that input's hash." references-graphs allowed-references disallowed-references leaked-env-vars local-build? - (substitutable? #t)) + (substitutable? #t) + (properties '())) "Build a derivation with the given arguments, and return the resulting <derivation> object. When HASH and HASH-ALGO are given, a fixed-output derivation is created---i.e., one whose result is known in @@ -708,7 +710,10 @@ for offloading and should rather be built locally. This is the case for small derivations where the costs of data transfers would outweigh the benefits. When SUBSTITUTABLE? is false, declare that substitutes of the derivation's -output should not be used." +output should not be used. + +PROPERTIES must be an association list describing \"properties\" of the +derivation. It is kept as-is, uninterpreted, in the derivation." (define (add-output-paths drv) ;; Return DRV with an actual store path for each of its output and the ;; corresponding environment variable. @@ -763,6 +768,10 @@ output should not be used." `(("impureEnvVars" . ,(string-join leaked-env-vars))) '()) + ,@(match properties + (() '()) + (lst `(("guix properties" + . ,(object->string properties))))) ,@env-vars))) (match references-graphs (((file . path) ...) @@ -851,6 +860,14 @@ long-running processes that know what they're doing. Use with care!" (invalidate-memoization! derivation-path->base16-hash) (hash-clear! %derivation-cache)) +(define derivation-properties + (mlambdaq (drv) + "Return the property alist associated with DRV." + (match (assoc "guix properties" + (derivation-builder-environment-vars drv)) + ((_ . str) (call-with-input-string str read)) + (#f '())))) + (define* (map-derivation store drv mapping #:key (system (%current-system))) "Given MAPPING, a list of pairs of derivations, return a derivation based on @@ -1129,7 +1146,8 @@ they can refer to each other." references-graphs allowed-references disallowed-references - local-build? (substitutable? #t)) + local-build? (substitutable? #t) + (properties '())) "Return a derivation that executes Scheme expression EXP as a builder for derivation NAME. INPUTS must be a list of (NAME DRV-PATH SUB-DRV) tuples; when SUB-DRV is omitted, \"out\" is assumed. MODULES is a list @@ -1149,7 +1167,8 @@ EXP is built using GUILE-FOR-BUILD (a derivation). When GUILE-FOR-BUILD is omitted or is #f, the value of the `%guile-for-build' fluid is used instead. See the `derivation' procedure for the meaning of REFERENCES-GRAPHS, -ALLOWED-REFERENCES, DISALLOWED-REFERENCES, LOCAL-BUILD?, and SUBSTITUTABLE?." +ALLOWED-REFERENCES, DISALLOWED-REFERENCES, LOCAL-BUILD?, SUBSTITUTABLE?, +and PROPERTIES." (define guile-drv (or guile-for-build (%guile-for-build))) @@ -1277,7 +1296,8 @@ ALLOWED-REFERENCES, DISALLOWED-REFERENCES, LOCAL-BUILD?, and SUBSTITUTABLE?." #:allowed-references allowed-references #:disallowed-references disallowed-references #:local-build? local-build? - #:substitutable? substitutable?))) + #:substitutable? substitutable? + #:properties properties))) ;;; |