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1 | ;;;; srfi-13.scm --- SRFI-13 procedures for Guile |
2 | ;;;; | |
3 | ;;;; Copyright (C) 2001 Free Software Foundation, Inc. | |
4 | ;;;; | |
5 | ;;;; This program is free software; you can redistribute it and/or | |
6 | ;;;; modify it under the terms of the GNU General Public License as | |
7 | ;;;; published by the Free Software Foundation; either version 2, or | |
8 | ;;;; (at your option) any later version. | |
9 | ;;;; | |
10 | ;;;; This program is distributed in the hope that it will be useful, | |
11 | ;;;; but WITHOUT ANY WARRANTY; without even the implied warranty of | |
12 | ;;;; MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU | |
13 | ;;;; General Public License for more details. | |
14 | ;;;; | |
15 | ;;;; You should have received a copy of the GNU General Public License | |
16 | ;;;; along with this software; see the file COPYING. If not, write to | |
17 | ;;;; the Free Software Foundation, Inc., 59 Temple Place, Suite 330, | |
18 | ;;;; Boston, MA 02111-1307 USA | |
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19 | ;;;; |
20 | ;;;; As a special exception, the Free Software Foundation gives permission | |
21 | ;;;; for additional uses of the text contained in its release of GUILE. | |
22 | ;;;; | |
23 | ;;;; The exception is that, if you link the GUILE library with other files | |
24 | ;;;; to produce an executable, this does not by itself cause the | |
25 | ;;;; resulting executable to be covered by the GNU General Public License. | |
26 | ;;;; Your use of that executable is in no way restricted on account of | |
27 | ;;;; linking the GUILE library code into it. | |
28 | ;;;; | |
29 | ;;;; This exception does not however invalidate any other reasons why | |
30 | ;;;; the executable file might be covered by the GNU General Public License. | |
31 | ;;;; | |
32 | ;;;; This exception applies only to the code released by the | |
33 | ;;;; Free Software Foundation under the name GUILE. If you copy | |
34 | ;;;; code from other Free Software Foundation releases into a copy of | |
35 | ;;;; GUILE, as the General Public License permits, the exception does | |
36 | ;;;; not apply to the code that you add in this way. To avoid misleading | |
37 | ;;;; anyone as to the status of such modified files, you must delete | |
38 | ;;;; this exception notice from them. | |
39 | ;;;; | |
40 | ;;;; If you write modifications of your own for GUILE, it is your choice | |
41 | ;;;; whether to permit this exception to apply to your modifications. | |
42 | ;;;; If you do not wish that, delete this exception notice. | |
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43 | |
44 | (define-module (srfi srfi-13)) | |
45 | ||
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46 | (begin-deprecated |
47 | ;; Prevent `export' from re-exporting core bindings. This behaviour | |
99f59e93 | 48 | ;; of `export' is deprecated and will disappear in one of the next |
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49 | ;; releases. |
50 | (define string->list #f) | |
51 | (define string-copy #f) | |
52 | (define string-fill! #f) | |
53 | (define string-index #f) | |
54 | (define string-upcase #f) | |
55 | (define string-upcase! #f) | |
56 | (define string-downcase #f) | |
57 | (define string-downcase! #f)) | |
58 | ||
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59 | (export |
60 | ;;; Predicates | |
61 | ;; string? string-null? <= in the core | |
62 | string-any string-every | |
63 | ||
64 | ;;; Constructors | |
65 | ;; make-string string <= in the core | |
66 | string-tabulate | |
67 | ||
68 | ;;; List/string conversion | |
69 | string->list | |
70 | ;; list->string <= in the core | |
71 | reverse-list->string | |
72 | string-join | |
73 | ||
74 | ;;; Selection | |
75 | ;; string-length string-ref <= in the core | |
76 | string-copy | |
77 | substring/shared | |
78 | string-copy! | |
79 | string-take string-take-right | |
80 | string-drop string-drop-right | |
81 | string-pad string-pad-right | |
82 | string-trim string-trim-right | |
83 | string-trim-both | |
84 | ||
85 | ;;; Modification | |
86 | ;; string-set! <= in the core | |
87 | string-fill! | |
88 | ||
89 | ;;; Comparison | |
90 | string-compare string-compare-ci | |
91 | string= string<> | |
92 | string< string> | |
93 | string<= string>= | |
94 | string-ci= string-ci<> | |
95 | string-ci< string-ci> | |
96 | string-ci<= string-ci>= | |
fafb71de | 97 | string-hash string-hash-ci |
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98 | |
99 | ;;; Prefixes/Suffixes | |
100 | string-prefix-length | |
101 | string-prefix-length-ci | |
102 | string-suffix-length | |
103 | string-suffix-length-ci | |
104 | string-prefix? | |
105 | string-prefix-ci? | |
106 | string-suffix? | |
107 | string-suffix-ci? | |
108 | ||
109 | ;;; Searching | |
110 | string-index string-index-right | |
111 | string-skip string-skip-right | |
112 | string-count | |
113 | string-contains string-contains-ci | |
114 | ||
115 | ;;; Alphabetic case mapping | |
116 | ||
117 | string-upcase string-upcase! | |
118 | string-downcase string-downcase! | |
119 | string-titlecase string-titlecase! | |
120 | ||
121 | ;;; Reverse/Append | |
122 | string-reverse string-reverse! | |
123 | ;; string-append <= in the core | |
124 | string-append/shared | |
125 | string-concatenate | |
8dddb4bc | 126 | string-concatenate-reverse |
ca003b26 | 127 | string-concatenate/shared |
8dddb4bc | 128 | string-concatenate-reverse/shared |
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129 | |
130 | ;;; Fold/Unfold/Map | |
131 | string-map string-map! | |
132 | string-fold | |
133 | string-fold-right | |
134 | string-unfold | |
135 | string-unfold-right | |
136 | string-for-each | |
137 | ||
138 | ;;; Replicate/Rotate | |
139 | xsubstring string-xcopy! | |
140 | ||
141 | ;;; Miscellaneous | |
142 | string-replace | |
143 | string-tokenize | |
144 | ||
145 | ;;; Filtering/Deleting | |
146 | string-filter | |
147 | string-delete | |
148 | ) | |
149 | ||
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150 | (cond-expand-provide (current-module) '(srfi-13)) |
151 | ||
dd22a80a | 152 | (load-extension "libguile-srfi-srfi-13-14" "scm_init_srfi_13") |
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153 | |
154 | (define string-hash | |
155 | (lambda (s . rest) | |
156 | (let ((bound (if (pair? rest) | |
157 | (or (car rest) | |
158 | 871) | |
159 | 871)) | |
160 | (start (if (and (pair? rest) (pair? (cdr rest))) | |
161 | (cadr rest) | |
162 | 0)) | |
163 | (end (if (and (pair? rest) (pair? (cdr rest)) (pair? (cddr rest))) | |
164 | (caddr rest) | |
165 | (string-length s)))) | |
166 | (hash (substring/shared s start end) bound)))) | |
167 | ||
168 | (define string-hash-ci | |
169 | (lambda (s . rest) | |
170 | (let ((bound (if (pair? rest) | |
171 | (or (car rest) | |
172 | 871) | |
173 | 871)) | |
174 | (start (if (and (pair? rest) (pair? (cdr rest))) | |
175 | (cadr rest) | |
176 | 0)) | |
177 | (end (if (and (pair? rest) (pair? (cdr rest)) (pair? (cddr rest))) | |
178 | (caddr rest) | |
179 | (string-length s)))) | |
180 | (hash (string-upcase (substring/shared s start end)) bound)))) | |
1b2f40b9 | 181 |