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authorLudovic Courtès <ludo@gnu.org>2015-01-18 22:17:09 +0100
committerLudovic Courtès <ludo@gnu.org>2015-01-18 22:17:09 +0100
commitaa27b56083f1b4f05db11bfb160860ed6af34e2b (patch)
tree8444e0ff91e4c4ba51ac2162a880cb1b31ee830d /guix
parent5808dcc27cf7288afcd3fa01c0b9e4669b697765 (diff)
serialization: Read Latin-1 strings with 'get-bytevector-n'.
* guix/serialization.scm (read-latin1-string): Use 'get-bytevector-n' instead of 'get-string-n'. Use 'list->string' etc. to convert the bytevector to a string.
Diffstat (limited to 'guix')
-rw-r--r--guix/serialization.scm12
1 files changed, 9 insertions, 3 deletions
diff --git a/guix/serialization.scm b/guix/serialization.scm
index 64eacf974c..e36751ec1b 100644
--- a/guix/serialization.scm
+++ b/guix/serialization.scm
@@ -1,5 +1,5 @@
;;; GNU Guix --- Functional package management for GNU
-;;; Copyright © 2012, 2013, 2014 Ludovic Courtès <ludo@gnu.org>
+;;; Copyright © 2012, 2013, 2014, 2015 Ludovic Courtès <ludo@gnu.org>
;;;
;;; This file is part of GNU Guix.
;;;
@@ -102,10 +102,16 @@
(define (read-latin1-string p)
(let* ((len (read-int p))
(m (modulo len 8))
- (str (get-string-n p len)))
+ ;; Note: do not use 'get-string-n' to work around Guile bug
+ ;; <http://bugs.gnu.org/19621>. See <http://bugs.gnu.org/19610> for
+ ;; a discussion.
+ (str (get-bytevector-n p len)))
(or (zero? m)
(get-bytevector-n p (- 8 m)))
- str))
+
+ ;; XXX: Rewrite using (ice-9 iconv) when the minimum requirement is
+ ;; upgraded to Guile >= 2.0.9.
+ (list->string (map integer->char (bytevector->u8-list str)))))
(define (write-string-list l p)
(write-int (length l) p)