mirror of git://sourceware.org/git/glibc.git
149 lines
5.4 KiB
C
149 lines
5.4 KiB
C
/* Copyright (C) 1996-2025 Free Software Foundation, Inc.
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This file is part of the GNU C Library.
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The GNU C Library is free software; you can redistribute it and/or
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modify it under the terms of the GNU Lesser General Public
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License as published by the Free Software Foundation; either
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version 2.1 of the License, or (at your option) any later version.
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The GNU C Library is distributed in the hope that it will be useful,
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but WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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Lesser General Public License for more details.
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You should have received a copy of the GNU Lesser General Public
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License along with the GNU C Library; if not, see
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<https://www.gnu.org/licenses/>. */
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/*
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* ISO C99 Standard: 7.25
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* Wide character classification and mapping utilities <wctype.h>
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*/
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#ifndef _WCTYPE_H
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#define _WCTYPE_H 1
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#include <features.h>
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#include <bits/types.h>
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#include <bits/types/wint_t.h>
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/* Constant expression of type `wint_t' whose value does not correspond
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to any member of the extended character set. */
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#ifndef WEOF
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# define WEOF (0xffffffffu)
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#endif
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/* Some definitions from this header also appear in <wchar.h> in
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Unix98 mode. */
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#include <bits/wctype-wchar.h>
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/*
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* Extensible wide-character mapping functions: 7.15.3.2.
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*/
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__BEGIN_DECLS
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/* Scalar type that can hold values which represent locale-specific
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character mappings. */
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typedef const __int32_t *wctrans_t;
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/* Construct value that describes a mapping between wide characters
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identified by the string argument PROPERTY. */
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extern wctrans_t wctrans (const char *__property) __THROW;
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/* Map the wide character WC using the mapping described by DESC. */
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extern wint_t towctrans (wint_t __wc, wctrans_t __desc) __THROW;
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# ifdef __USE_XOPEN2K8
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/* POSIX.1-2008 extended locale interface (see locale.h). */
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# include <bits/types/locale_t.h>
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/* Test for any wide character for which `iswalpha' or `iswdigit' is
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true. */
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extern int iswalnum_l (wint_t __wc, locale_t __locale) __THROW;
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/* Test for any wide character for which `iswupper' or 'iswlower' is
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true, or any wide character that is one of a locale-specific set of
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wide-characters for which none of `iswcntrl', `iswdigit',
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`iswpunct', or `iswspace' is true. */
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extern int iswalpha_l (wint_t __wc, locale_t __locale) __THROW;
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/* Test for any control wide character. */
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extern int iswcntrl_l (wint_t __wc, locale_t __locale) __THROW;
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/* Test for any wide character that corresponds to a decimal-digit
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character. */
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extern int iswdigit_l (wint_t __wc, locale_t __locale) __THROW;
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/* Test for any wide character for which `iswprint' is true and
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`iswspace' is false. */
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extern int iswgraph_l (wint_t __wc, locale_t __locale) __THROW;
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/* Test for any wide character that corresponds to a lowercase letter
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or is one of a locale-specific set of wide characters for which
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none of `iswcntrl', `iswdigit', `iswpunct', or `iswspace' is true. */
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extern int iswlower_l (wint_t __wc, locale_t __locale) __THROW;
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/* Test for any printing wide character. */
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extern int iswprint_l (wint_t __wc, locale_t __locale) __THROW;
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/* Test for any printing wide character that is one of a
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locale-specific et of wide characters for which neither `iswspace'
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nor `iswalnum' is true. */
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extern int iswpunct_l (wint_t __wc, locale_t __locale) __THROW;
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/* Test for any wide character that corresponds to a locale-specific
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set of wide characters for which none of `iswalnum', `iswgraph', or
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`iswpunct' is true. */
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extern int iswspace_l (wint_t __wc, locale_t __locale) __THROW;
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/* Test for any wide character that corresponds to an uppercase letter
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or is one of a locale-specific set of wide character for which none
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of `iswcntrl', `iswdigit', `iswpunct', or `iswspace' is true. */
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extern int iswupper_l (wint_t __wc, locale_t __locale) __THROW;
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/* Test for any wide character that corresponds to a hexadecimal-digit
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character equivalent to that performed be the functions described
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in the previous subclause. */
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extern int iswxdigit_l (wint_t __wc, locale_t __locale) __THROW;
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/* Test for any wide character that corresponds to a standard blank
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wide character or a locale-specific set of wide characters for
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which `iswalnum' is false. */
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extern int iswblank_l (wint_t __wc, locale_t __locale) __THROW;
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/* Construct value that describes a class of wide characters identified
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by the string argument PROPERTY. */
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extern wctype_t wctype_l (const char *__property, locale_t __locale)
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__THROW;
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/* Determine whether the wide-character WC has the property described by
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DESC. */
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extern int iswctype_l (wint_t __wc, wctype_t __desc, locale_t __locale)
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__THROW;
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/*
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* Wide-character case-mapping functions.
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*/
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/* Converts an uppercase letter to the corresponding lowercase letter. */
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extern wint_t towlower_l (wint_t __wc, locale_t __locale) __THROW;
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/* Converts an lowercase letter to the corresponding uppercase letter. */
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extern wint_t towupper_l (wint_t __wc, locale_t __locale) __THROW;
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/* Construct value that describes a mapping between wide characters
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identified by the string argument PROPERTY. */
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extern wctrans_t wctrans_l (const char *__property, locale_t __locale)
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__THROW;
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/* Map the wide character WC using the mapping described by DESC. */
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extern wint_t towctrans_l (wint_t __wc, wctrans_t __desc,
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locale_t __locale) __THROW;
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# endif /* Use POSIX 2008. */
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__END_DECLS
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#endif /* wctype.h */
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