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-rw-r--r--guix/store/deduplication.scm11
1 files changed, 8 insertions, 3 deletions
diff --git a/guix/store/deduplication.scm b/guix/store/deduplication.scm
index a777940f86..8ca16a4cd8 100644
--- a/guix/store/deduplication.scm
+++ b/guix/store/deduplication.scm
@@ -1,6 +1,6 @@
;;; GNU Guix --- Functional package management for GNU
;;; Copyright © 2017 Caleb Ristvedt <caleb.ristvedt@cune.org>
-;;; Copyright © 2018 Ludovic Courtès <ludo@gnu.org>
+;;; Copyright © 2018, 2019 Ludovic Courtès <ludo@gnu.org>
;;;
;;; This file is part of GNU Guix.
;;;
@@ -109,8 +109,9 @@ Note: TARGET, TO-REPLACE, and SWAP-DIRECTORY must be on the same file system."
(get-temp-link target swap-directory))
(lambda args
;; We get ENOSPC when we can't fit an additional entry in
- ;; SWAP-DIRECTORY.
- (if (= ENOSPC (system-error-errno args))
+ ;; SWAP-DIRECTORY. If it's EMLINK, then TARGET has reached its
+ ;; maximum number of links.
+ (if (memv (system-error-errno args) `(,ENOSPC ,EMLINK))
#f
(apply throw args)))))
@@ -169,4 +170,8 @@ under STORE."
;; more entries in .links, but that's fine: we can
;; just stop.
#f)
+ ((= errno EMLINK)
+ ;; PATH has reached the maximum number of links, but
+ ;; that's OK: we just can't deduplicate it more.
+ #f)
(else (apply throw args))))))))))