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Make SRFI-6 string ports Unicode-capable.

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Partly addresses <http://bugs.gnu.org/11197>.
Reported by Klaus Stehle <klaus.stehle@uni-tuebingen.de>.

* module/srfi/srfi-6.scm (open-input-string, open-output-string): New
  procedures.

* test-suite/tests/srfi-6.test ("open-input-string")["read-char,
  Unicode"]: New test.
  ("open-output-string")["λ"]: New test.
This commit is contained in:
Ludovic Courtès 2012-06-20 15:49:42 +02:00
parent 2cb363622d
commit ecb48dccba
2 changed files with 35 additions and 9 deletions
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18
module/srfi/srfi-6.scm
View file

@ -1,6 +1,6 @@
;;; srfi-6.scm --- Basic String Ports
;; Copyright (C) 2001, 2002, 2003, 2006 Free Software Foundation, Inc.
;; Copyright (C) 2001, 2002, 2003, 2006, 2012 Free Software Foundation, Inc.
;;
;; This library is free software; you can redistribute it and/or
;; modify it under the terms of the GNU Lesser General Public
@ -23,10 +23,20 @@
;;; Code:
(define-module (srfi srfi-6)
#:re-export (open-input-string open-output-string get-output-string))
#:replace (open-input-string open-output-string)
#:re-export (get-output-string))
;; Currently, guile provides these functions by default, so no action
;; is needed, and this file is just a placeholder.
;; SRFI-6 says nothing about encodings, and assumes that any character
;; or string can be written to a string port. Thus, make all SRFI-6
;; string ports Unicode capable. See <http://bugs.gnu.org/11197>.
(define (open-input-string s)
(with-fluids ((%default-port-encoding "UTF-8"))
((@ (guile) open-input-string) s)))
(define (open-output-string)
(with-fluids ((%default-port-encoding "UTF-8"))
((@ (guile) open-output-string))))
(cond-expand-provide (current-module) '(srfi-6))