From 462f5ccade9fd1372e2a7d1e854cd6324ebb4105 Mon Sep 17 00:00:00 2001 From: Ludovic Courtès Date: Sat, 26 Jul 2014 22:54:40 +0200 Subject: profiles: Add 'package->manifest-entry'. Suggested by Alex Kost . * guix/scripts/package.scm (options->installable)[package->manifest-entry]: Move to (guix profiles). [package->manifest-entry*]: New procedure. Use it. * guix/profiles.scm (package->manifest-entry): New procedure. * tests/profiles.scm (guile-for-build): New variable. Call '%guile-for-build'. ("profile-derivation"): New test. --- guix/profiles.scm | 17 +++++++++++++++++ 1 file changed, 17 insertions(+) (limited to 'guix/profiles.scm') diff --git a/guix/profiles.scm b/guix/profiles.scm index 96c8ca0514..5e69e012f9 100644 --- a/guix/profiles.scm +++ b/guix/profiles.scm @@ -51,6 +51,7 @@ manifest-matching-entries profile-manifest + package->manifest-entry profile-derivation generation-number generation-numbers @@ -105,6 +106,22 @@ (call-with-input-file file read-manifest) (manifest '())))) +(define* (package->manifest-entry package #:optional output) + "Return a manifest entry for the OUTPUT of package PACKAGE. When OUTPUT is +omitted or #f, use the first output of PACKAGE." + (let ((deps (map (match-lambda + ((label package) + `(,package "out")) + ((label package output) + `(,package ,output))) + (package-transitive-propagated-inputs package)))) + (manifest-entry + (name (package-name package)) + (version (package-version package)) + (output (or output (car (package-outputs package)))) + (item package) + (dependencies (delete-duplicates deps))))) + (define (manifest->gexp manifest) "Return a representation of MANIFEST as a gexp." (define (entry->gexp entry) -- cgit v1.2.3