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authorLudovic Courtès <ludo@gnu.org>2019-06-23 18:35:26 +0200
committerLudovic Courtès <ludo@gnu.org>2019-06-27 11:14:42 +0200
commitd38d4ffa10d74e361e15e18d04898eb5af3fb2eb (patch)
treeb429d3a48d2701678307c69a2bef020859c8b669
parent066eeae1a197b1926c7ffc42919d684686f56fdb (diff)
downloadpatches-d38d4ffa10d74e361e15e18d04898eb5af3fb2eb.tar
patches-d38d4ffa10d74e361e15e18d04898eb5af3fb2eb.tar.gz
ui: 'show-what-to-build' accepts derivation inputs.
This is a followup to f8a9f99cd602ce1dc5307cb0c21ae718ad8796bb. * guix/ui.scm (show-what-to-build)[inputs]: New variables. [substitutable-info]: Build the derivation list from INPUTS. Pass INPUTS to 'derivation-build-plan'.
-rw-r--r--guix/ui.scm20
1 files changed, 14 insertions, 6 deletions
diff --git a/guix/ui.scm b/guix/ui.scm
index 9748471877..630afa47bf 100644
--- a/guix/ui.scm
+++ b/guix/ui.scm
@@ -812,20 +812,28 @@ warning."
#:key dry-run? (use-substitutes? #t)
(mode (build-mode normal)))
"Show what will or would (depending on DRY-RUN?) be built in realizing the
-derivations listed in DRV using MODE, a 'build-mode' value. Return #t if
-there's something to build, #f otherwise. When USE-SUBSTITUTES?, check and
-report what is prerequisites are available for download."
+derivations listed in DRV using MODE, a 'build-mode' value. The elements of
+DRV can be either derivations or derivation inputs.
+
+Return #t if there's something to build, #f otherwise. When USE-SUBSTITUTES?,
+check and report what is prerequisites are available for download."
+ (define inputs
+ (map (match-lambda
+ ((? derivation? drv) (derivation-input drv))
+ ((? derivation-input? input) input))
+ drv))
+
(define substitutable-info
;; Call 'substitutation-oracle' upfront so we don't end up launching the
;; substituter many times. This makes a big difference, especially when
;; DRV is a long list as is the case with 'guix environment'.
(if use-substitutes?
- (substitution-oracle store drv #:mode mode)
+ (substitution-oracle store (map derivation-input-derivation inputs)
+ #:mode mode)
(const #f)))
(let*-values (((build download)
- (derivation-build-plan store
- (map derivation-input drv)
+ (derivation-build-plan store inputs
#:mode mode
#:substitutable-info
substitutable-info))