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-rw-r--r--guix/profiles.scm20
-rw-r--r--tests/profiles.scm7
2 files changed, 16 insertions, 11 deletions
diff --git a/guix/profiles.scm b/guix/profiles.scm
index 8e3e49e444..95dc9746bd 100644
--- a/guix/profiles.scm
+++ b/guix/profiles.scm
@@ -1,5 +1,5 @@
;;; GNU Guix --- Functional package management for GNU
-;;; Copyright © 2013, 2014, 2015, 2016, 2017 Ludovic Courtès <ludo@gnu.org>
+;;; Copyright © 2013, 2014, 2015, 2016, 2017, 2018 Ludovic Courtès <ludo@gnu.org>
;;; Copyright © 2013 Nikita Karetnikov <nikita@karetnikov.org>
;;; Copyright © 2014, 2016 Alex Kost <alezost@gmail.com>
;;; Copyright © 2015 Mark H Weaver <mhw@netris.org>
@@ -494,19 +494,19 @@ must be a manifest-pattern."
Remove MANIFEST entries that have the same name and output as ENTRIES."
(define (same-entry? entry name output)
(match entry
- (($ <manifest-entry> entry-name _ entry-output _ ...)
+ (($ <manifest-entry> entry-name _ entry-output _)
(and (equal? name entry-name)
(equal? output entry-output)))))
(make-manifest
- (append entries
- (fold (lambda (entry result)
- (match entry
- (($ <manifest-entry> name _ out _ ...)
- (filter (negate (cut same-entry? <> name out))
- result))))
- (manifest-entries manifest)
- entries))))
+ (fold (lambda (entry result) ;XXX: quadratic
+ (match entry
+ (($ <manifest-entry> name _ out _)
+ (cons entry
+ (remove (cut same-entry? <> name out)
+ result)))))
+ (manifest-entries manifest)
+ entries)))
(define (manifest-lookup manifest pattern)
"Return the first item of MANIFEST that matches PATTERN, or #f if there is
diff --git a/tests/profiles.scm b/tests/profiles.scm
index 469dde2652..92eb08cb9e 100644
--- a/tests/profiles.scm
+++ b/tests/profiles.scm
@@ -1,5 +1,5 @@
;;; GNU Guix --- Functional package management for GNU
-;;; Copyright © 2013, 2014, 2015, 2016, 2017 Ludovic Courtès <ludo@gnu.org>
+;;; Copyright © 2013, 2014, 2015, 2016, 2017, 2018 Ludovic Courtès <ludo@gnu.org>
;;; Copyright © 2014 Alex Kost <alezost@gmail.com>
;;;
;;; This file is part of GNU Guix.
@@ -148,6 +148,11 @@
(_ #f))
(equal? m3 m4))))
+(test-equal "manifest-add removes duplicates" ;<https://bugs.gnu.org/30569>
+ (list guile-2.0.9)
+ (manifest-entries (manifest-add (manifest '())
+ (list guile-2.0.9 guile-2.0.9))))
+
(test-assert "manifest-perform-transaction"
(let* ((m0 (manifest (list guile-2.0.9 guile-2.0.9:debug)))
(t1 (manifest-transaction