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authorLeo Famulari <leo@famulari.name>2018-01-11 14:22:50 -0800
committerLeo Famulari <leo@famulari.name>2018-01-11 14:22:50 -0800
commit4adb40bffc0dda8871878283887a0e0cd88d9578 (patch)
tree74d5fb686116002da72de4a1075d0ed8f307cec1 /guix/serialization.scm
parent4610ab7c9a5327df0d475262817bc081a5891aa8 (diff)
parent138c08899ba73049de8afd2b74a8cf6845a1d9e1 (diff)
downloadguix-patches-4adb40bffc0dda8871878283887a0e0cd88d9578.tar
guix-patches-4adb40bffc0dda8871878283887a0e0cd88d9578.tar.gz
Merge branch 'master' into core-updates
Diffstat (limited to 'guix/serialization.scm')
-rw-r--r--guix/serialization.scm8
1 files changed, 4 insertions, 4 deletions
diff --git a/guix/serialization.scm b/guix/serialization.scm
index e6ae2fc307..b41a0a09d1 100644
--- a/guix/serialization.scm
+++ b/guix/serialization.scm
@@ -1,5 +1,5 @@
;;; GNU Guix --- Functional package management for GNU
-;;; Copyright © 2012, 2013, 2014, 2015, 2016, 2017 Ludovic Courtès <ludo@gnu.org>
+;;; Copyright © 2012, 2013, 2014, 2015, 2016, 2017, 2018 Ludovic Courtès <ludo@gnu.org>
;;;
;;; This file is part of GNU Guix.
;;;
@@ -102,9 +102,9 @@
(or (zero? m)
(put-bytevector p zero 0 (- 8 m)))))))
-(define (write-bytevector s p)
- (let* ((l (bytevector-length s))
- (m (modulo l 8))
+(define* (write-bytevector s p
+ #:optional (l (bytevector-length s)))
+ (let* ((m (modulo l 8))
(b (make-bytevector (+ 8 l (if (zero? m) 0 (- 8 m))))))
(bytevector-u32-set! b 0 l (endianness little))
(bytevector-copy! s 0 b 8 l)