1 /* Copyright (C) 1996,97,98,99,2000,01,02 Free Software Foundation, Inc.
2 This file is part of the GNU C Library.
4 The GNU C Library is free software; you can redistribute it and/or
5 modify it under the terms of the GNU Lesser General Public
6 License as published by the Free Software Foundation; either
7 version 2.1 of the License, or (at your option) any later version.
9 The GNU C Library is distributed in the hope that it will be useful,
10 but WITHOUT ANY WARRANTY; without even the implied warranty of
11 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
12 Lesser General Public License for more details.
14 You should have received a copy of the GNU Lesser General Public
15 License along with the GNU C Library; if not, write to the Free
16 Software Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA
20 * ISO C99 Standard: 7.25
21 * Wide character classification and mapping utilities <wctype.h>
27 #include <bits/types.h>
29 #ifndef __UCLIBC_HAS_WCHAR__
30 #error Attempted to include wctype.h when uClibc built without wide char support.
36 /* We try to get wint_t from <stddef.h>, but not all GCC versions define it
37 there. So define it ourselves if it remains undefined. */
38 # define __need_wint_t
41 /* Integral type unchanged by default argument promotions that can
42 hold any value corresponding to members of the extended character
43 set, as well as at least one value that does not correspond to any
44 member of the extended character set. */
46 typedef unsigned int wint_t;
49 __USING_NAMESPACE_C99(wint_t)
54 /* Constant expression of type `wint_t' whose value does not correspond
55 to any member of the extended character set. */
57 # define WEOF (0xffffffffu)
63 /* The following part is also used in the <wcsmbs.h> header when compiled
64 in the Unix98 compatibility mode. */
65 #ifndef __iswxxx_defined
66 # define __iswxxx_defined 1
69 /* Scalar type that can hold values which represent locale-specific
70 character classifications. */
71 /* uClibc note: glibc uses - typedef unsigned long int wctype_t; */
72 typedef unsigned int wctype_t;
76 # define _ISwbit(bit) (1 << (bit))
80 __ISwupper = 0, /* UPPERCASE. */
81 __ISwlower = 1, /* lowercase. */
82 __ISwalpha = 2, /* Alphabetic. */
83 __ISwdigit = 3, /* Numeric. */
84 __ISwxdigit = 4, /* Hexadecimal numeric. */
85 __ISwspace = 5, /* Whitespace. */
86 __ISwprint = 6, /* Printing. */
87 __ISwgraph = 7, /* Graphical. */
88 __ISwblank = 8, /* Blank (usually SPC and TAB). */
89 __ISwcntrl = 9, /* Control character. */
90 __ISwpunct = 10, /* Punctuation. */
91 __ISwalnum = 11, /* Alphanumeric. */
93 _ISwupper = _ISwbit (__ISwupper), /* UPPERCASE. */
94 _ISwlower = _ISwbit (__ISwlower), /* lowercase. */
95 _ISwalpha = _ISwbit (__ISwalpha), /* Alphabetic. */
96 _ISwdigit = _ISwbit (__ISwdigit), /* Numeric. */
97 _ISwxdigit = _ISwbit (__ISwxdigit), /* Hexadecimal numeric. */
98 _ISwspace = _ISwbit (__ISwspace), /* Whitespace. */
99 _ISwprint = _ISwbit (__ISwprint), /* Printing. */
100 _ISwgraph = _ISwbit (__ISwgraph), /* Graphical. */
101 _ISwblank = _ISwbit (__ISwblank), /* Blank (usually SPC and TAB). */
102 _ISwcntrl = _ISwbit (__ISwcntrl), /* Control character. */
103 _ISwpunct = _ISwbit (__ISwpunct), /* Punctuation. */
104 _ISwalnum = _ISwbit (__ISwalnum) /* Alphanumeric. */
107 # if defined(__UCLIBC_MJN3_ONLY__) && defined(L_iswctype)
108 #warning remove _ISwbit already defined check?
109 #error _ISwbit already defined!
111 # endif /* Not _ISwbit */
116 __BEGIN_NAMESPACE_C99
118 * Wide-character classification functions: 7.15.2.1.
121 /* Test for any wide character for which `iswalpha' or `iswdigit' is
123 extern int iswalnum (wint_t __wc) __THROW;
125 /* Test for any wide character for which `iswupper' or 'iswlower' is
126 true, or any wide character that is one of a locale-specific set of
127 wide-characters for which none of `iswcntrl', `iswdigit',
128 `iswpunct', or `iswspace' is true. */
129 extern int iswalpha (wint_t __wc) __THROW;
131 /* Test for any control wide character. */
132 extern int iswcntrl (wint_t __wc) __THROW;
134 /* Test for any wide character that corresponds to a decimal-digit
136 extern int iswdigit (wint_t __wc) __THROW;
138 /* Test for any wide character for which `iswprint' is true and
139 `iswspace' is false. */
140 extern int iswgraph (wint_t __wc) __THROW;
142 /* Test for any wide character that corresponds to a lowercase letter
143 or is one of a locale-specific set of wide characters for which
144 none of `iswcntrl', `iswdigit', `iswpunct', or `iswspace' is true. */
145 extern int iswlower (wint_t __wc) __THROW;
147 /* Test for any printing wide character. */
148 extern int iswprint (wint_t __wc) __THROW;
150 /* Test for any printing wide character that is one of a
151 locale-specific et of wide characters for which neither `iswspace'
152 nor `iswalnum' is true. */
153 extern int iswpunct (wint_t __wc) __THROW;
155 /* Test for any wide character that corresponds to a locale-specific
156 set of wide characters for which none of `iswalnum', `iswgraph', or
157 `iswpunct' is true. */
158 extern int iswspace (wint_t __wc) __THROW;
160 /* Test for any wide character that corresponds to an uppercase letter
161 or is one of a locale-specific set of wide character for which none
162 of `iswcntrl', `iswdigit', `iswpunct', or `iswspace' is true. */
163 extern int iswupper (wint_t __wc) __THROW;
165 /* Test for any wide character that corresponds to a hexadecimal-digit
166 character equivalent to that performed be the functions described
167 in the previous subclause. */
168 extern int iswxdigit (wint_t __wc) __THROW;
170 /* Test for any wide character that corresponds to a standard blank
171 wide character or a locale-specific set of wide characters for
172 which `iswalnum' is false. */
174 extern int iswblank (wint_t __wc) __THROW;
178 * Extensible wide-character classification functions: 7.15.2.2.
181 /* Construct value that describes a class of wide characters identified
182 by the string argument PROPERTY. */
183 extern wctype_t wctype (__const char *__property) __THROW;
185 /* Determine whether the wide-character WC has the property described by
187 extern int iswctype (wint_t __wc, wctype_t __desc) __THROW;
192 * Wide-character case-mapping functions: 7.15.3.1.
195 __BEGIN_NAMESPACE_C99
196 /* Scalar type that can hold values which represent locale-specific
197 character mappings. */
198 /* uClibc note: glibc uses - typedef __const __int32_t *wctrans_t; */
199 typedef unsigned int wctrans_t;
202 __USING_NAMESPACE_C99(wctrans_t)
205 __BEGIN_NAMESPACE_C99
206 /* Converts an uppercase letter to the corresponding lowercase letter. */
207 extern wint_t towlower (wint_t __wc) __THROW;
209 /* Converts an lowercase letter to the corresponding uppercase letter. */
210 extern wint_t towupper (wint_t __wc) __THROW;
215 #endif /* need iswxxx. */
218 /* The remaining definitions and declarations must not appear in the
219 <wcsmbs.h> header. */
223 * Extensible wide-character mapping functions: 7.15.3.2.
228 __BEGIN_NAMESPACE_C99
229 /* Construct value that describes a mapping between wide characters
230 identified by the string argument PROPERTY. */
231 extern wctrans_t wctrans (__const char *__property) __THROW;
233 /* Map the wide character WC using the mapping described by DESC. */
234 extern wint_t towctrans (wint_t __wc, wctrans_t __desc) __THROW;
237 #if defined(__USE_GNU) && defined(__UCLIBC_HAS_XLOCALE__)
238 /* Declare the interface to extended locale model. */
239 # include <xlocale.h>
241 /* Test for any wide character for which `iswalpha' or `iswdigit' is
243 extern int iswalnum_l (wint_t __wc, __locale_t __locale) __THROW;
245 /* Test for any wide character for which `iswupper' or 'iswlower' is
246 true, or any wide character that is one of a locale-specific set of
247 wide-characters for which none of `iswcntrl', `iswdigit',
248 `iswpunct', or `iswspace' is true. */
249 extern int iswalpha_l (wint_t __wc, __locale_t __locale) __THROW;
251 /* Test for any control wide character. */
252 extern int iswcntrl_l (wint_t __wc, __locale_t __locale) __THROW;
254 /* Test for any wide character that corresponds to a decimal-digit
256 extern int iswdigit_l (wint_t __wc, __locale_t __locale) __THROW;
258 /* Test for any wide character for which `iswprint' is true and
259 `iswspace' is false. */
260 extern int iswgraph_l (wint_t __wc, __locale_t __locale) __THROW;
262 /* Test for any wide character that corresponds to a lowercase letter
263 or is one of a locale-specific set of wide characters for which
264 none of `iswcntrl', `iswdigit', `iswpunct', or `iswspace' is true. */
265 extern int iswlower_l (wint_t __wc, __locale_t __locale) __THROW;
267 /* Test for any printing wide character. */
268 extern int iswprint_l (wint_t __wc, __locale_t __locale) __THROW;
270 /* Test for any printing wide character that is one of a
271 locale-specific et of wide characters for which neither `iswspace'
272 nor `iswalnum' is true. */
273 extern int iswpunct_l (wint_t __wc, __locale_t __locale) __THROW;
275 /* Test for any wide character that corresponds to a locale-specific
276 set of wide characters for which none of `iswalnum', `iswgraph', or
277 `iswpunct' is true. */
278 extern int iswspace_l (wint_t __wc, __locale_t __locale) __THROW;
280 /* Test for any wide character that corresponds to an uppercase letter
281 or is one of a locale-specific set of wide character for which none
282 of `iswcntrl', `iswdigit', `iswpunct', or `iswspace' is true. */
283 extern int iswupper_l (wint_t __wc, __locale_t __locale) __THROW;
285 /* Test for any wide character that corresponds to a hexadecimal-digit
286 character equivalent to that performed be the functions described
287 in the previous subclause. */
288 extern int iswxdigit_l (wint_t __wc, __locale_t __locale) __THROW;
290 /* Test for any wide character that corresponds to a standard blank
291 wide character or a locale-specific set of wide characters for
292 which `iswalnum' is false. */
293 extern int iswblank_l (wint_t __wc, __locale_t __locale) __THROW;
295 /* Construct value that describes a class of wide characters identified
296 by the string argument PROPERTY. */
297 extern wctype_t wctype_l (__const char *__property, __locale_t __locale)
300 /* Determine whether the wide-character WC has the property described by
302 extern int iswctype_l (wint_t __wc, wctype_t __desc, __locale_t __locale)
307 * Wide-character case-mapping functions.
310 /* Converts an uppercase letter to the corresponding lowercase letter. */
311 extern wint_t towlower_l (wint_t __wc, __locale_t __locale) __THROW;
313 /* Converts an lowercase letter to the corresponding uppercase letter. */
314 extern wint_t towupper_l (wint_t __wc, __locale_t __locale) __THROW;
316 /* Construct value that describes a mapping between wide characters
317 identified by the string argument PROPERTY. */
318 extern wctrans_t wctrans_l (__const char *__property, __locale_t __locale)
321 /* Map the wide character WC using the mapping described by DESC. */
322 extern wint_t towctrans_l (wint_t __wc, wctrans_t __desc,
323 __locale_t __locale) __THROW;
325 extern int __iswalnum_l(wint_t __wc, __locale_t __locale) __THROW;
326 extern int __iswalpha_l(wint_t __wc, __locale_t __locale) __THROW;
327 extern int __iswblank_l(wint_t __wc, __locale_t __locale) __THROW;
328 extern int __iswcntrl_l(wint_t __wc, __locale_t __locale) __THROW;
329 extern int __iswdigit_l(wint_t __wc, __locale_t __locale) __THROW;
330 extern int __iswgraph_l(wint_t __wc, __locale_t __locale) __THROW;
331 extern int __iswlower_l(wint_t __wc, __locale_t __locale) __THROW;
332 extern int __iswprint_l(wint_t __wc, __locale_t __locale) __THROW;
333 extern int __iswpunct_l(wint_t __wc, __locale_t __locale) __THROW;
334 extern int __iswspace_l(wint_t __wc, __locale_t __locale) __THROW;
335 extern int __iswupper_l(wint_t __wc, __locale_t __locale) __THROW;
336 extern int __iswxdigit_l(wint_t __wc, __locale_t __locale) __THROW;
337 extern wint_t __towlower_l(wint_t __wc, __locale_t __locale) __THROW;
338 extern wint_t __towupper_l(wint_t __wc, __locale_t __locale) __THROW;
339 extern int __iswctype_l(wint_t __wc, wctype_t __desc, __locale_t __locale) __THROW;
340 extern wctrans_t __wctrans_l(const char *__property, __locale_t __locale) __THROW;
341 extern wint_t __towctrans_l(wint_t __wc, wctrans_t __desc, __locale_t __locale) __THROW;
342 # endif /* Use GNU. */
346 #endif /* __WCTYPE_H defined. */
348 #endif /* wctype.h */