diff options
| -rw-r--r-- | guix/grafts.scm | 25 | ||||
| -rw-r--r-- | tests/grafts.scm | 118 |
2 files changed, 128 insertions, 15 deletions
diff --git a/guix/grafts.scm b/guix/grafts.scm index e44fc0544f..11885db226 100644 --- a/guix/grafts.scm +++ b/guix/grafts.scm @@ -216,14 +216,14 @@ available." (define-syntax-rule (with-cache key exp ...) "Cache the value of monadic expression EXP under KEY." (mlet %state-monad ((cache (current-state))) - (match (vhash-assq key cache) + (match (vhash-assoc key cache) ((_ . result) ;cache hit (return result)) (#f ;cache miss (mlet %state-monad ((result (begin exp ...)) (cache (current-state))) (mbegin %state-monad - (set-current-state (vhash-consq key result cache)) + (set-current-state (vhash-cons key result cache)) (return result))))))) (define* (cumulative-grafts store drv grafts @@ -264,7 +264,7 @@ derivations to the corresponding set of grafts." #:system system)) (state-return grafts)))) - (with-cache drv + (with-cache (cons (derivation-file-name drv) outputs) (match (non-self-references references drv outputs) (() ;no dependencies (return grafts)) @@ -281,29 +281,27 @@ derivations to the corresponding set of grafts." ;; applicable to DRV, to avoid creating several identical ;; grafted variants of DRV. (let* ((new (graft-derivation/shallow store drv applicable + #:outputs outputs #:guile guile #:system system)) - - ;; Replace references to any of the outputs of DRV, - ;; even if that's more than needed. This is so that - ;; the result refers only to the outputs of NEW and - ;; not to those of DRV. (grafts (append (map (lambda (output) (graft (origin drv) (origin-output output) (replacement new) (replacement-output output))) - (derivation-output-names drv)) + outputs) grafts))) (return grafts)))))))))) (define* (graft-derivation store drv grafts - #:key (guile (%guile-for-build)) + #:key + (guile (%guile-for-build)) + (outputs (derivation-output-names drv)) (system (%current-system))) - "Applied GRAFTS to DRV and all its dependencies, recursively. That is, if -GRAFTS apply only indirectly to DRV, graft the dependencies of DRV, and graft -DRV itself to refer to those grafted dependencies." + "Apply GRAFTS to the OUTPUTS of DRV and all their dependencies, recursively. +That is, if GRAFTS apply only indirectly to DRV, graft the dependencies of +DRV, and graft DRV itself to refer to those grafted dependencies." ;; First, pre-compute the dependency tree of the outputs of DRV. Do this ;; upfront to have as much parallelism as possible when querying substitute @@ -313,6 +311,7 @@ DRV itself to refer to those grafted dependencies." (match (run-with-state (cumulative-grafts store drv grafts references + #:outputs outputs #:guile guile #:system system) vlist-null) ;the initial cache ((first . rest) diff --git a/tests/grafts.scm b/tests/grafts.scm index 6454a03b1f..08f05c0f75 100644 --- a/tests/grafts.scm +++ b/tests/grafts.scm @@ -1,5 +1,5 @@ ;;; GNU Guix --- Functional package management for GNU -;;; Copyright © 2014, 2015, 2016 Ludovic Courtès <ludo@gnu.org> +;;; Copyright © 2014, 2015, 2016, 2017 Ludovic Courtès <ludo@gnu.org> ;;; ;;; This file is part of GNU Guix. ;;; @@ -43,6 +43,9 @@ (define %mkdir (bootstrap-binary "mkdir")) +(define make-derivation-input + (@@ (guix derivations) make-derivation-input)) + (test-begin "grafts") @@ -241,7 +244,18 @@ (replacement p1r) (replacement-output "ONE"))) (p3d (graft-derivation %store p3 (list p1g)))) - (and (build-derivations %store (list p3d)) + + (and (not (find (lambda (input) + ;; INPUT should not be P2:zzz since the result of P3 + ;; does not depend on it. See + ;; <http://bugs.gnu.org/24886>. + (and (string=? (derivation-input-path input) + (derivation-file-name p2)) + (member "zzz" + (derivation-input-sub-derivations input)))) + (derivation-inputs p3d))) + + (build-derivations %store (list p3d)) (let ((out (derivation->output-path (pk 'p2d p3d)))) (and (not (string=? (readlink out) (derivation->output-path p2 "aaa"))) @@ -249,6 +263,106 @@ (readlink (string-append out "/two"))) (file-exists? (string-append out "/one/replacement"))))))) +(test-assert "graft-derivation with #:outputs" + ;; Call 'graft-derivation' with a narrowed set of outputs passed as + ;; #:outputs. + (let* ((p1 (build-expression->derivation + %store "p1" + `(let ((one (assoc-ref %outputs "one")) + (two (assoc-ref %outputs "two"))) + (mkdir one) + (mkdir two)) + #:outputs '("one" "two"))) + (p1r (build-expression->derivation + %store "P1" + `(let ((other (assoc-ref %outputs "ONE"))) + (mkdir other) + (call-with-output-file (string-append other "/replacement") + (const #t))) + #:outputs '("ONE"))) + (p2 (build-expression->derivation + %store "p2" + `(let ((aaa (assoc-ref %outputs "aaa")) + (zzz (assoc-ref %outputs "zzz"))) + (mkdir zzz) (chdir zzz) + (mkdir aaa) (chdir aaa) + (symlink (assoc-ref %build-inputs "p1:two") "two")) + #:outputs '("aaa" "zzz") + #:inputs `(("p1:one" ,p1 "one") + ("p1:two" ,p1 "two")))) + (p1g (graft + (origin p1) + (origin-output "one") + (replacement p1r) + (replacement-output "ONE"))) + (p2g (graft-derivation %store p2 (list p1g) + #:outputs '("aaa")))) + ;; P2:aaa depends on P1:two, but not on P1:one, so nothing to graft. + (eq? p2g p2))) + +(test-equal "graft-derivation, unused outputs not depended on" + '("aaa") + + ;; Make sure that the result of 'graft-derivation' does not pull outputs + ;; that are irrelevant to the grafting process. See + ;; <http://bugs.gnu.org/24886>. + (let* ((p1 (build-expression->derivation + %store "p1" + `(let ((one (assoc-ref %outputs "one")) + (two (assoc-ref %outputs "two"))) + (mkdir one) + (mkdir two)) + #:outputs '("one" "two"))) + (p1r (build-expression->derivation + %store "P1" + `(let ((other (assoc-ref %outputs "ONE"))) + (mkdir other) + (call-with-output-file (string-append other "/replacement") + (const #t))) + #:outputs '("ONE"))) + (p2 (build-expression->derivation + %store "p2" + `(let ((aaa (assoc-ref %outputs "aaa")) + (zzz (assoc-ref %outputs "zzz"))) + (mkdir zzz) (chdir zzz) + (symlink (assoc-ref %build-inputs "p1:two") "two") + (mkdir aaa) (chdir aaa) + (symlink (assoc-ref %build-inputs "p1:one") "one")) + #:outputs '("aaa" "zzz") + #:inputs `(("p1:one" ,p1 "one") + ("p1:two" ,p1 "two")))) + (p1g (graft + (origin p1) + (origin-output "one") + (replacement p1r) + (replacement-output "ONE"))) + (p2g (graft-derivation %store p2 (list p1g) + #:outputs '("aaa")))) + + ;; Here P2G should only depend on P1:one and P1R:one; it must not depend + ;; on P1:two or P1R:two since these are unused in the grafting process. + (and (not (eq? p2g p2)) + (let* ((inputs (derivation-inputs p2g)) + (match-input (lambda (drv) + (lambda (input) + (string=? (derivation-input-path input) + (derivation-file-name drv))))) + (p1-inputs (filter (match-input p1) inputs)) + (p1r-inputs (filter (match-input p1r) inputs)) + (p2-inputs (filter (match-input p2) inputs))) + (and (equal? p1-inputs + (list (make-derivation-input (derivation-file-name p1) + '("one")))) + (equal? p1r-inputs + (list + (make-derivation-input (derivation-file-name p1r) + '("ONE")))) + (equal? p2-inputs + (list + (make-derivation-input (derivation-file-name p2) + '("aaa")))) + (derivation-output-names p2g)))))) + (test-assert "graft-derivation, renaming" ;<http://bugs.gnu.org/23132> (let* ((build `(begin (use-modules (guix build utils)) |