/* Copyright (C) 1996-2020 Free Software Foundation, Inc. This file is part of the GNU C Library. The GNU C 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 2.1 of the License, or (at your option) any later version. The GNU C 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 the GNU C Library; if not, see <https://www.gnu.org/licenses/>. */ /* * ISO C99 Standard: 7.25 * Wide character classification and mapping utilities <wctype.h> */ #ifndef _WCTYPE_H #define _WCTYPE_H 1 #include <features.h> #include <bits/types.h> #include <bits/types/wint_t.h> /* Constant expression of type `wint_t' whose value does not correspond to any member of the extended character set. */ #ifndef WEOF # define WEOF (0xffffffffu) #endif /* Some definitions from this header also appear in <wchar.h> in Unix98 mode. */ #include <bits/wctype-wchar.h> /* * Extensible wide-character mapping functions: 7.15.3.2. */ __BEGIN_DECLS /* Scalar type that can hold values which represent locale-specific character mappings. */ typedef const __int32_t *wctrans_t; /* Construct value that describes a mapping between wide characters identified by the string argument PROPERTY. */ extern wctrans_t wctrans (const char *__property) __THROW; /* Map the wide character WC using the mapping described by DESC. */ extern wint_t towctrans (wint_t __wc, wctrans_t __desc) __THROW; # ifdef __USE_XOPEN2K8 /* POSIX.1-2008 extended locale interface (see locale.h). */ # include <bits/types/locale_t.h> /* Test for any wide character for which `iswalpha' or `iswdigit' is true. */ extern int iswalnum_l (wint_t __wc, locale_t __locale) __THROW; /* Test for any wide character for which `iswupper' or 'iswlower' is true, or any wide character that is one of a locale-specific set of wide-characters for which none of `iswcntrl', `iswdigit', `iswpunct', or `iswspace' is true. */ extern int iswalpha_l (wint_t __wc, locale_t __locale) __THROW; /* Test for any control wide character. */ extern int iswcntrl_l (wint_t __wc, locale_t __locale) __THROW; /* Test for any wide character that corresponds to a decimal-digit character. */ extern int iswdigit_l (wint_t __wc, locale_t __locale) __THROW; /* Test for any wide character for which `iswprint' is true and `iswspace' is false. */ extern int iswgraph_l (wint_t __wc, locale_t __locale) __THROW; /* Test for any wide character that corresponds to a lowercase letter or is one of a locale-specific set of wide characters for which none of `iswcntrl', `iswdigit', `iswpunct', or `iswspace' is true. */ extern int iswlower_l (wint_t __wc, locale_t __locale) __THROW; /* Test for any printing wide character. */ extern int iswprint_l (wint_t __wc, locale_t __locale) __THROW; /* Test for any printing wide character that is one of a locale-specific et of wide characters for which neither `iswspace' nor `iswalnum' is true. */ extern int iswpunct_l (wint_t __wc, locale_t __locale) __THROW; /* Test for any wide character that corresponds to a locale-specific set of wide characters for which none of `iswalnum', `iswgraph', or `iswpunct' is true. */ extern int iswspace_l (wint_t __wc, locale_t __locale) __THROW; /* Test for any wide character that corresponds to an uppercase letter or is one of a locale-specific set of wide character for which none of `iswcntrl', `iswdigit', `iswpunct', or `iswspace' is true. */ extern int iswupper_l (wint_t __wc, locale_t __locale) __THROW; /* Test for any wide character that corresponds to a hexadecimal-digit character equivalent to that performed be the functions described in the previous subclause. */ extern int iswxdigit_l (wint_t __wc, locale_t __locale) __THROW; /* Test for any wide character that corresponds to a standard blank wide character or a locale-specific set of wide characters for which `iswalnum' is false. */ extern int iswblank_l (wint_t __wc, locale_t __locale) __THROW; /* Construct value that describes a class of wide characters identified by the string argument PROPERTY. */ extern wctype_t wctype_l (const char *__property, locale_t __locale) __THROW; /* Determine whether the wide-character WC has the property described by DESC. */ extern int iswctype_l (wint_t __wc, wctype_t __desc, locale_t __locale) __THROW; /* * Wide-character case-mapping functions. */ /* Converts an uppercase letter to the corresponding lowercase letter. */ extern wint_t towlower_l (wint_t __wc, locale_t __locale) __THROW; /* Converts an lowercase letter to the corresponding uppercase letter. */ extern wint_t towupper_l (wint_t __wc, locale_t __locale) __THROW; /* Construct value that describes a mapping between wide characters identified by the string argument PROPERTY. */ extern wctrans_t wctrans_l (const char *__property, locale_t __locale) __THROW; /* Map the wide character WC using the mapping described by DESC. */ extern wint_t towctrans_l (wint_t __wc, wctrans_t __desc, locale_t __locale) __THROW; # endif /* Use POSIX 2008. */ __END_DECLS #endif /* wctype.h */