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profiles: Add 'map-manifest-entries'. 

* guix/scripts/pack.scm (map-manifest-entries): Move to...
* guix/profiles.scm (map-manifest-entries): ... here.
This commit is contained in:
Ludovic Courtès 2019-12-29 16:19:56 +01:00
parent 1e30d4e0df
commit 8a705ae4c6
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2 changed files with 6 additions and 5 deletions
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6
guix/profiles.scm
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@ -93,6 +93,7 @@
manifest-pattern-output
concatenate-manifests
map-manifest-entries
manifest-remove
manifest-add
manifest-lookup
@ -520,6 +521,11 @@ procedure is here for backward-compatibility and will eventually vanish."
"Concatenate the manifests listed in LST and return the resulting manifest."
(manifest (append-map manifest-entries lst)))
(define (map-manifest-entries proc manifest)
"Apply PROC to all the entries of MANIFEST and return a new manifest."
(make-manifest
(map proc (manifest-entries manifest))))
(define (entry-predicate pattern)
"Return a procedure that returns #t when passed a manifest entry that
matches NAME/OUTPUT/VERSION. OUTPUT and VERSION may be #f, in which case they

5
guix/scripts/pack.scm
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@ -753,11 +753,6 @@ last resort for relocation."
(manifest-entry-output entry)
args))))
(define (map-manifest-entries proc manifest)
"Apply PROC to all the entries of MANIFEST and return a new manifest."
(make-manifest
(map proc (manifest-entries manifest))))
;;;
;;; Command-line options.