Gecko [ tsuru-no-tsurugi.tokyo ]

Name	Size	Permission	Date
arithmetic	[ DIR ]	drwxr-xr-x	2025-03-06 19:41
io	[ DIR ]	drwxr-xr-x	2025-03-06 19:41
records	[ DIR ]	drwxr-xr-x	2025-03-06 19:41
base.scm	12.37 KB	-rw-r--r--	2021-05-10 17:28
bytevectors.scm	3.3 KB	-rw-r--r--	2021-05-10 17:28
conditions.scm	4.38 KB	-rw-r--r--	2021-05-10 17:28
control.scm	986 B	-rw-r--r--	2021-05-10 17:28
enums.scm	5.33 KB	-rw-r--r--	2021-05-10 17:28
eval.scm	1.4 KB	-rw-r--r--	2021-05-10 17:28
exceptions.scm	1.1 KB	-rw-r--r--	2021-05-10 17:28
files.scm	3.33 KB	-rw-r--r--	2021-05-10 17:28
hashtables.scm	6.34 KB	-rw-r--r--	2021-05-10 17:28
lists.scm	1.98 KB	-rw-r--r--	2021-05-10 17:28
mutable-pairs.scm	969 B	-rw-r--r--	2021-05-10 17:28
mutable-strings.scm	989 B	-rw-r--r--	2021-05-10 17:28
programs.scm	964 B	-rw-r--r--	2021-05-10 17:28
r5rs.scm	1.21 KB	-rw-r--r--	2021-05-10 17:28
sorting.scm	1.17 KB	-rw-r--r--	2021-05-10 17:28
syntax-case.scm	1.85 KB	-rw-r--r--	2021-05-10 17:28
unicode.scm	2.29 KB	-rw-r--r--	2021-05-10 17:28

Rename

;;; unicode.scm --- The R6RS Unicode library

;;      Copyright (C) 2010 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
;; License as published by the Free Software Foundation; either
;; version 3 of the License, or (at your option) any later version.
;; 
;; This library is distributed in the hope that it will be useful,
;; but WITHOUT ANY WARRANTY; without even the implied warranty of
;; MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
;; Lesser General Public License for more details.
;; 
;; You should have received a copy of the GNU Lesser General Public
;; License along with this library; if not, write to the Free Software
;; Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA

(library (rnrs unicode (6))
  (export char-upcase
	  char-downcase
	  char-titlecase
	  char-foldcase
	  
	  char-ci=?
	  char-ci<?
	  char-ci>?
	  char-ci<=?
	  char-ci>=?
	   
	  char-alphabetic?
	  char-numeric?
	  char-whitespace?
	  char-upper-case?
	  char-lower-case?
	  char-title-case?
	  
	  char-general-category
	  
	  string-upcase
	  string-downcase
	  string-titlecase
	  string-foldcase
	  
	  string-ci=?
	  string-ci<?
	  string-ci>?
	  string-ci<=?
	  string-ci>=?
	  
	  string-normalize-nfd
	  string-normalize-nfkd
	  string-normalize-nfc
	  string-normalize-nfkc)
  (import (only (guile) char-upcase
		        char-downcase
			char-titlecase

char-ci=?
			char-ci<?
			char-ci>?
			char-ci<=?
			char-ci>=?

char-alphabetic?
			char-numeric?
			char-whitespace?
			char-upper-case?
			char-lower-case?

char-set-contains?
			char-set:title-case

char-general-category

char-upcase
			char-downcase
			char-titlecase

string-upcase
			string-downcase
			string-titlecase
	  
			string-ci=?
			string-ci<?
			string-ci>?
			string-ci<=?
			string-ci>=?
	  
			string-normalize-nfd
			string-normalize-nfkd
			string-normalize-nfc
			string-normalize-nfkc)
	  (rnrs base (6)))

(define (char-foldcase char)
    (if (or (eqv? char #\460) (eqv? char #\461))
	char (char-downcase (char-upcase char))))

(define (char-title-case? char) (char-set-contains? char-set:title-case char))

(define (string-foldcase str) (string-downcase (string-upcase str)))
)