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Add `package-transitive-inputs'; use it to honor propagated inputs.

* guix/packages.scm (package-transitive-inputs): New procedure.
  (package-derivation): Use it to compute INPUTS.

* tests/packages.scm (dummy-package): New macro.
  ("package-transitive-inputs"): New test.
master
Ludovic Courtès 2012-07-07 20:14:20 +02:00
parent d5f0c7cc62
commit a3d73f59e3
2 changed files with 51 additions and 2 deletions

View File

@ -57,6 +57,7 @@
package-properties
package-location
package-transitive-inputs
package-source-derivation
package-derivation
package-cross-derivation))
@ -161,6 +162,27 @@ representation."
(($ <origin> uri method sha256 name)
(method store uri 'sha256 sha256 name))))
(define (package-transitive-inputs package)
"Return the transitive inputs of PACKAGE---i.e., its direct inputs along
with their propagated inputs, recursively."
(let loop ((inputs (concatenate (list (package-native-inputs package)
(package-inputs package)
(package-propagated-inputs package))))
(result '()))
(match inputs
(()
(delete-duplicates (reverse result))) ; XXX: efficiency
(((and i (name (? package? p) sub ...)) rest ...)
(let ((t (map (match-lambda
((dep-name derivation ...)
(cons (string-append name "/" dep-name)
derivation)))
(package-propagated-inputs p))))
(loop (append t rest)
(append t (cons i result)))))
((input rest ...)
(loop rest (cons input result))))))
(define* (package-derivation store package
#:optional (system (%current-system)))
"Return the derivation of PACKAGE for SYSTEM."
@ -186,8 +208,7 @@ representation."
(list name
(add-to-store store (basename file)
#t #f "sha256" file))))
(concatenate (list native-inputs inputs
propagated-inputs)))))
(package-transitive-inputs package))))
(apply builder
store (string-append name "-" version)
(package-source-derivation store source)

View File

@ -22,6 +22,7 @@
#:use-module (guix utils)
#:use-module (guix derivations)
#:use-module (guix packages)
#:use-module (guix build-system gnu)
#:use-module (distro)
#:use-module (distro base)
#:use-module (srfi srfi-26)
@ -35,6 +36,32 @@
(test-begin "packages")
(define-syntax-rule (dummy-package name* extra-fields ...)
(package (name name*) (version "0") (source #f)
(build-system gnu-build-system)
(description #f) (long-description #f)
(home-page #f)
extra-fields ...))
(test-assert "package-transitive-inputs"
(let* ((a (dummy-package "a"))
(b (dummy-package "b"
(propagated-inputs `(("a" ,a)))))
(c (dummy-package "c"
(inputs `(("a" ,a)))))
(d (dummy-package "d"
(propagated-inputs `(("x" "something.drv")))))
(e (dummy-package "e"
(inputs `(("b" ,b) ("c" ,c) ("d" ,d))))))
(and (null? (package-transitive-inputs a))
(equal? `(("a" ,a)) (package-transitive-inputs b))
(equal? `(("a" ,a)) (package-transitive-inputs c))
(equal? (package-propagated-inputs d)
(package-transitive-inputs d))
(equal? `(("b" ,b) ("b/a" ,a) ("c" ,c)
("d" ,d) ("d/x" "something.drv"))
(pk 'x (package-transitive-inputs e))))))
(test-skip (if (not %store) 1 0))
(test-assert "GNU Hello"
@ -63,4 +90,5 @@
;;; Local Variables:
;;; eval: (put 'test-assert 'scheme-indent-function 1)
;;; eval: (put 'dummy-package 'scheme-indent-function 1)
;;; End: