diff options
Diffstat (limited to 'lib/uchar.in.h')
| -rw-r--r-- | lib/uchar.in.h | 910 |
1 files changed, 910 insertions, 0 deletions
diff --git a/lib/uchar.in.h b/lib/uchar.in.h new file mode 100644 index 0000000..166cbec --- /dev/null +++ b/lib/uchar.in.h @@ -0,0 +1,910 @@ +/* <uchar.h> substitute - 16-bit and 32-bit wide character types. + Copyright (C) 2019-2024 Free Software Foundation, Inc. + + This file 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. + + This file 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 program. If not, see <https://www.gnu.org/licenses/>. */ + +/* Written by Bruno Haible <bruno@clisp.org>, 2019. */ + +/* + * ISO C 23 <uchar.h> for platforms that lack it. + */ + +#ifndef _@GUARD_PREFIX@_UCHAR_H + +#if __GNUC__ >= 3 +@PRAGMA_SYSTEM_HEADER@ +#endif +@PRAGMA_COLUMNS@ + +/* The include_next requires a split double-inclusion guard. */ +#if @HAVE_UCHAR_H@ +# if defined __HAIKU__ +/* Work around <https://dev.haiku-os.org/ticket/17040>. */ +# include <stdint.h> +# endif +/* On AIX 7.2 with xlclang++, /usr/include/uchar.h produces compilation errors + because it contains typedef definitions of char16_t and char32_t, however + char16_t and char32_t are keywords in this situation. To work around it, + define char16_t and char32_t as macros. */ +# if defined __cplusplus && defined _AIX && defined __ibmxl__ && defined __clang__ +# define char16_t gl_char16_t +# define char32_t gl_char32_t +# endif +# @INCLUDE_NEXT@ @NEXT_UCHAR_H@ +#endif + +#ifndef _@GUARD_PREFIX@_UCHAR_H +#define _@GUARD_PREFIX@_UCHAR_H + +/* This file uses _GL_INLINE_HEADER_BEGIN, _GL_INLINE, _GL_BEGIN_C_LINKAGE, + _GL_ATTRIBUTE_PURE, GNULIB_POSIXCHECK, HAVE_RAW_DECL_*. */ +#if !_GL_CONFIG_H_INCLUDED + #error "Please include config.h first." +#endif + +/* Get uint_least16_t, uint_least32_t. */ +#include <stdint.h> + +/* Get mbstate_t, size_t. */ +#include <wchar.h> + +/* For the inline functions. */ +#include <string.h> +#include <wctype.h> + +/* The __attribute__ feature is available in gcc versions 2.5 and later. + The attribute __pure__ was added in gcc 2.96. */ +#ifndef _GL_ATTRIBUTE_PURE +# if __GNUC__ > 2 || (__GNUC__ == 2 && __GNUC_MINOR__ >= 96) || defined __clang__ +# define _GL_ATTRIBUTE_PURE __attribute__ ((__pure__)) +# else +# define _GL_ATTRIBUTE_PURE /* empty */ +# endif +#endif + +/* The definitions of _GL_FUNCDECL_RPL etc. are copied here. */ + +/* The definition of _GL_ARG_NONNULL is copied here. */ + +/* The definition of _GL_WARN_ON_USE is copied here. */ + + +_GL_INLINE_HEADER_BEGIN + + +#if !(@HAVE_UCHAR_H@ || (defined __cplusplus && @CXX_HAS_CHAR8_TYPE@)) + +/* An 8-bit variant of wchar_t. + Note: This type is only mandated by ISO C 23 or newer, and it does + denote UTF-8 units. */ +typedef unsigned char char8_t; + +#elif @GNULIBHEADERS_OVERRIDE_CHAR8_T@ + +typedef unsigned char gl_char8_t; +# define char8_t gl_char8_t + +#endif + +#if !(@HAVE_UCHAR_H@ || (defined __cplusplus && @CXX_HAS_UCHAR_TYPES@)) + +/* A 16-bit variant of wchar_t. + Note: This type is only mandated by ISO C 11 or newer. In ISO C 23 + and newer, it denotes UTF-16 units; in older versions of ISO C it did + so only on platforms on which __STDC_UTF_16__ was defined. */ +typedef uint_least16_t char16_t; + +#elif @GNULIBHEADERS_OVERRIDE_CHAR16_T@ + +typedef uint_least16_t gl_char16_t; +# define char16_t gl_char16_t + +#endif + +#if !(@HAVE_UCHAR_H@ || (defined __cplusplus && @CXX_HAS_UCHAR_TYPES@)) + +/* A 32-bit variant of wchar_t. + Note: This type is only mandated by ISO C 11 or newer. In ISO C 23 + and newer, it denotes UTF-32 code points; in older versions of ISO C + it did so only on platforms on which __STDC_UTF_32__ was defined. + In gnulib, we guarantee that it denotes UTF-32 code points if and + only if the module 'uchar-c23' is in use. */ +typedef uint_least32_t char32_t; + +#elif @GNULIBHEADERS_OVERRIDE_CHAR32_T@ + +typedef uint_least32_t gl_char32_t; +# define char32_t gl_char32_t + +#endif + +/* Define if a 'char32_t' can hold more characters than a 'wchar_t'. */ +#if @SMALL_WCHAR_T@ /* 32-bit AIX, Cygwin, native Windows */ +# define _GL_SMALL_WCHAR_T 1 +#endif + +/* Define if 'wchar_t', like 'char32_t', + - is a 32-bit type, and + - represents Unicode code points. + For this test, we can use __STDC_ISO_10646__ (defined by glibc, musl libc, + Cygwin) but need to consider _GL_SMALL_WCHAR_T, so as to exclude Cygwin. + We cannot use __STDC_UTF_16__ or __STDC_UTF_32__ + - because these macros provide info about char16_t and char32_t (not + wchar_t!), and + - because GCC >= 4.9 defines these macros on all platforms, even on + FreeBSD and Solaris. + We should better not use __STD_UTF_16__, __STD_UTF_32__ either, because + these macros are misspellings, only defined by Android's <uchar.h>. */ +#if defined __STDC_ISO_10646__ && !_GL_SMALL_WCHAR_T +/* glibc, musl libc */ +# define _GL_WCHAR_T_IS_UCS4 1 +#endif +#if _GL_WCHAR_T_IS_UCS4 +static_assert (sizeof (char32_t) == sizeof (wchar_t)); +#endif + + +/* Convert a single-byte character to a 32-bit wide character. */ +#if @GNULIB_BTOC32@ +# if _GL_WCHAR_T_IS_UCS4 && !defined IN_BTOC32 +_GL_BEGIN_C_LINKAGE +_GL_INLINE _GL_ATTRIBUTE_PURE wint_t +btoc32 (int c) +{ + return +# if @GNULIB_BTOWC@ && defined __cplusplus && defined GNULIB_NAMESPACE + GNULIB_NAMESPACE:: +# endif + btowc (c); +} +_GL_END_C_LINKAGE +# else +_GL_FUNCDECL_SYS (btoc32, wint_t, (int c) _GL_ATTRIBUTE_PURE); +# endif +_GL_CXXALIAS_SYS (btoc32, wint_t, (int c)); +_GL_CXXALIASWARN (btoc32); +#endif + + +/* Test a specific property of a 32-bit wide character. */ +#if @GNULIB_C32ISALNUM@ +# if (_GL_WCHAR_T_IS_UCS4 && !GNULIB_defined_mbstate_t) && !defined IN_C32ISALNUM +_GL_BEGIN_C_LINKAGE +_GL_INLINE int +c32isalnum (wint_t wc) +{ + return +# if defined __cplusplus && defined GNULIB_NAMESPACE + GNULIB_NAMESPACE:: +# endif + iswalnum (wc); +} +_GL_END_C_LINKAGE +# else +_GL_FUNCDECL_SYS (c32isalnum, int, (wint_t wc)); +# endif +_GL_CXXALIAS_SYS (c32isalnum, int, (wint_t wc)); +_GL_CXXALIASWARN (c32isalnum); +#endif +#if @GNULIB_C32ISALPHA@ +# if (_GL_WCHAR_T_IS_UCS4 && !GNULIB_defined_mbstate_t) && !defined IN_C32ISALPHA +_GL_BEGIN_C_LINKAGE +_GL_INLINE int +c32isalpha (wint_t wc) +{ + return +# if defined __cplusplus && defined GNULIB_NAMESPACE + GNULIB_NAMESPACE:: +# endif + iswalpha (wc); +} +_GL_END_C_LINKAGE +# else +_GL_FUNCDECL_SYS (c32isalpha, int, (wint_t wc)); +# endif +_GL_CXXALIAS_SYS (c32isalpha, int, (wint_t wc)); +_GL_CXXALIASWARN (c32isalpha); +#endif +#if @GNULIB_C32ISBLANK@ +# if (_GL_WCHAR_T_IS_UCS4 && !GNULIB_defined_mbstate_t) && !defined IN_C32ISBLANK +_GL_BEGIN_C_LINKAGE +_GL_INLINE int +c32isblank (wint_t wc) +{ + return +# if defined __cplusplus && defined GNULIB_NAMESPACE + GNULIB_NAMESPACE:: +# endif + iswblank (wc); +} +_GL_END_C_LINKAGE +# else +_GL_FUNCDECL_SYS (c32isblank, int, (wint_t wc)); +# endif +_GL_CXXALIAS_SYS (c32isblank, int, (wint_t wc)); +_GL_CXXALIASWARN (c32isblank); +#endif +#if @GNULIB_C32ISCNTRL@ +# if (_GL_WCHAR_T_IS_UCS4 && !GNULIB_defined_mbstate_t) && !defined IN_C32ISCNTRL +_GL_BEGIN_C_LINKAGE +_GL_INLINE int +c32iscntrl (wint_t wc) +{ + return +# if defined __cplusplus && defined GNULIB_NAMESPACE + GNULIB_NAMESPACE:: +# endif + iswcntrl (wc); +} +_GL_END_C_LINKAGE +# else +_GL_FUNCDECL_SYS (c32iscntrl, int, (wint_t wc)); +# endif +_GL_CXXALIAS_SYS (c32iscntrl, int, (wint_t wc)); +_GL_CXXALIASWARN (c32iscntrl); +#endif +#if @GNULIB_C32ISDIGIT@ +# if (_GL_WCHAR_T_IS_UCS4 && !GNULIB_defined_mbstate_t) && !defined IN_C32ISDIGIT +_GL_BEGIN_C_LINKAGE +_GL_INLINE int +c32isdigit (wint_t wc) +{ + return +# if @GNULIB_ISWDIGIT@ && defined __cplusplus && defined GNULIB_NAMESPACE + GNULIB_NAMESPACE:: +# endif + iswdigit (wc); +} +_GL_END_C_LINKAGE +# else +_GL_FUNCDECL_SYS (c32isdigit, int, (wint_t wc)); +# endif +_GL_CXXALIAS_SYS (c32isdigit, int, (wint_t wc)); +_GL_CXXALIASWARN (c32isdigit); +#endif +#if @GNULIB_C32ISGRAPH@ +# if (_GL_WCHAR_T_IS_UCS4 && !GNULIB_defined_mbstate_t) && !defined IN_C32ISGRAPH +_GL_BEGIN_C_LINKAGE +_GL_INLINE int +c32isgraph (wint_t wc) +{ + return +# if defined __cplusplus && defined GNULIB_NAMESPACE + GNULIB_NAMESPACE:: +# endif + iswgraph (wc); +} +_GL_END_C_LINKAGE +# else +_GL_FUNCDECL_SYS (c32isgraph, int, (wint_t wc)); +# endif +_GL_CXXALIAS_SYS (c32isgraph, int, (wint_t wc)); +_GL_CXXALIASWARN (c32isgraph); +#endif +#if @GNULIB_C32ISLOWER@ +# if (_GL_WCHAR_T_IS_UCS4 && !GNULIB_defined_mbstate_t) && !defined IN_C32ISLOWER +_GL_BEGIN_C_LINKAGE +_GL_INLINE int +c32islower (wint_t wc) +{ + return +# if defined __cplusplus && defined GNULIB_NAMESPACE + GNULIB_NAMESPACE:: +# endif + iswlower (wc); +} +_GL_END_C_LINKAGE +# else +_GL_FUNCDECL_SYS (c32islower, int, (wint_t wc)); +# endif +_GL_CXXALIAS_SYS (c32islower, int, (wint_t wc)); +_GL_CXXALIASWARN (c32islower); +#endif +#if @GNULIB_C32ISPRINT@ +# if (_GL_WCHAR_T_IS_UCS4 && !GNULIB_defined_mbstate_t) && !defined IN_C32ISPRINT +_GL_BEGIN_C_LINKAGE +_GL_INLINE int +c32isprint (wint_t wc) +{ + return +# if defined __cplusplus && defined GNULIB_NAMESPACE + GNULIB_NAMESPACE:: +# endif + iswprint (wc); +} +_GL_END_C_LINKAGE +# else +_GL_FUNCDECL_SYS (c32isprint, int, (wint_t wc)); +# endif +_GL_CXXALIAS_SYS (c32isprint, int, (wint_t wc)); +_GL_CXXALIASWARN (c32isprint); +#endif +#if @GNULIB_C32ISPUNCT@ +# if (_GL_WCHAR_T_IS_UCS4 && !GNULIB_defined_mbstate_t) && !defined IN_C32ISPUNCT +_GL_BEGIN_C_LINKAGE +_GL_INLINE int +c32ispunct (wint_t wc) +{ + return +# if defined __cplusplus && defined GNULIB_NAMESPACE + GNULIB_NAMESPACE:: +# endif + iswpunct (wc); +} +_GL_END_C_LINKAGE +# else +_GL_FUNCDECL_SYS (c32ispunct, int, (wint_t wc)); +# endif +_GL_CXXALIAS_SYS (c32ispunct, int, (wint_t wc)); +_GL_CXXALIASWARN (c32ispunct); +#endif +#if @GNULIB_C32ISSPACE@ +# if (_GL_WCHAR_T_IS_UCS4 && !GNULIB_defined_mbstate_t) && !defined IN_C32ISSPACE +_GL_BEGIN_C_LINKAGE +_GL_INLINE int +c32isspace (wint_t wc) +{ + return +# if defined __cplusplus && defined GNULIB_NAMESPACE + GNULIB_NAMESPACE:: +# endif + iswspace (wc); +} +_GL_END_C_LINKAGE +# else +_GL_FUNCDECL_SYS (c32isspace, int, (wint_t wc)); +# endif +_GL_CXXALIAS_SYS (c32isspace, int, (wint_t wc)); +_GL_CXXALIASWARN (c32isspace); +#endif +#if @GNULIB_C32ISUPPER@ +# if (_GL_WCHAR_T_IS_UCS4 && !GNULIB_defined_mbstate_t) && !defined IN_C32ISUPPER +_GL_BEGIN_C_LINKAGE +_GL_INLINE int +c32isupper (wint_t wc) +{ + return +# if defined __cplusplus && defined GNULIB_NAMESPACE + GNULIB_NAMESPACE:: +# endif + iswupper (wc); +} +_GL_END_C_LINKAGE +# else +_GL_FUNCDECL_SYS (c32isupper, int, (wint_t wc)); +# endif +_GL_CXXALIAS_SYS (c32isupper, int, (wint_t wc)); +_GL_CXXALIASWARN (c32isupper); +#endif +#if @GNULIB_C32ISXDIGIT@ +# if (_GL_WCHAR_T_IS_UCS4 && !GNULIB_defined_mbstate_t) && !defined IN_C32ISXDIGIT +_GL_BEGIN_C_LINKAGE +_GL_INLINE int +c32isxdigit (wint_t wc) +{ + return +# if @GNULIB_ISWXDIGIT@ && defined __cplusplus && defined GNULIB_NAMESPACE + GNULIB_NAMESPACE:: +# endif + iswxdigit (wc); +} +_GL_END_C_LINKAGE +# else +_GL_FUNCDECL_SYS (c32isxdigit, int, (wint_t wc)); +# endif +_GL_CXXALIAS_SYS (c32isxdigit, int, (wint_t wc)); +_GL_CXXALIASWARN (c32isxdigit); +#endif + + +/* Case mapping of a 32-bit wide character. */ +#if @GNULIB_C32TOLOWER@ +# if (_GL_WCHAR_T_IS_UCS4 && !GNULIB_defined_mbstate_t) && !defined IN_C32TOLOWER +_GL_BEGIN_C_LINKAGE +_GL_INLINE wint_t +c32tolower (wint_t wc) +{ + return +# if defined __cplusplus && defined GNULIB_NAMESPACE + GNULIB_NAMESPACE:: +# endif + towlower (wc); +} +_GL_END_C_LINKAGE +# else +_GL_FUNCDECL_SYS (c32tolower, wint_t, (wint_t wc)); +# endif +_GL_CXXALIAS_SYS (c32tolower, wint_t, (wint_t wc)); +_GL_CXXALIASWARN (c32tolower); +#endif +#if @GNULIB_C32TOUPPER@ +# if (_GL_WCHAR_T_IS_UCS4 && !GNULIB_defined_mbstate_t) && !defined IN_C32TOUPPER +_GL_BEGIN_C_LINKAGE +_GL_INLINE wint_t +c32toupper (wint_t wc) +{ + return +# if defined __cplusplus && defined GNULIB_NAMESPACE + GNULIB_NAMESPACE:: +# endif + towupper (wc); +} +_GL_END_C_LINKAGE +# else +_GL_FUNCDECL_SYS (c32toupper, wint_t, (wint_t wc)); +# endif +_GL_CXXALIAS_SYS (c32toupper, wint_t, (wint_t wc)); +_GL_CXXALIASWARN (c32toupper); +#endif + + +/* Number of screen columns needed for a 32-bit wide character. */ +#if @GNULIB_C32WIDTH@ +# if (_GL_WCHAR_T_IS_UCS4 && !GNULIB_defined_mbstate_t) && !defined IN_C32WIDTH +_GL_BEGIN_C_LINKAGE +_GL_INLINE int +c32width (char32_t wc) +{ + return +# if @GNULIB_WCWIDTH@ && defined __cplusplus && defined GNULIB_NAMESPACE + GNULIB_NAMESPACE:: +# endif + wcwidth (wc); +} +_GL_END_C_LINKAGE +# else +_GL_FUNCDECL_SYS (c32width, int, (char32_t wc)); +# endif +_GL_CXXALIAS_SYS (c32width, int, (char32_t wc)); +_GL_CXXALIASWARN (c32width); +#endif + + +/* Converts a 32-bit wide character to a multibyte character. */ +#if @GNULIB_C32RTOMB@ +# if @REPLACE_C32RTOMB@ +# if !(defined __cplusplus && defined GNULIB_NAMESPACE) +# undef c32rtomb +# define c32rtomb rpl_c32rtomb +# endif +_GL_FUNCDECL_RPL (c32rtomb, size_t, (char *s, char32_t wc, mbstate_t *ps)); +_GL_CXXALIAS_RPL (c32rtomb, size_t, (char *s, char32_t wc, mbstate_t *ps)); +# else +# if !@HAVE_C32RTOMB@ +_GL_FUNCDECL_SYS (c32rtomb, size_t, (char *s, char32_t wc, mbstate_t *ps)); +# endif +_GL_CXXALIAS_SYS (c32rtomb, size_t, (char *s, char32_t wc, mbstate_t *ps)); +# endif +# if __GLIBC__ + (__GLIBC_MINOR__ >= 16) > 2 +_GL_CXXALIASWARN (c32rtomb); +# endif +#elif defined GNULIB_POSIXCHECK +# undef c32rtomb +# if HAVE_RAW_DECL_C32RTOMB +_GL_WARN_ON_USE (c32rtomb, "c32rtomb is not portable - " + "use gnulib module c32rtomb for portability"); +# endif +#endif + + +/* Convert a 32-bit wide string to a string. */ +#if @GNULIB_C32SNRTOMBS@ +# if _GL_WCHAR_T_IS_UCS4 && !defined IN_C32SNRTOMBS +_GL_BEGIN_C_LINKAGE +_GL_INLINE _GL_ARG_NONNULL ((2)) size_t +c32snrtombs (char *dest, const char32_t **srcp, size_t srclen, size_t len, + mbstate_t *ps) +{ + return +# if @GNULIB_WCSNRTOMBS@ && defined __cplusplus && defined GNULIB_NAMESPACE + GNULIB_NAMESPACE:: +# endif + wcsnrtombs (dest, (const wchar_t **) srcp, srclen, len, ps); +} +_GL_END_C_LINKAGE +# else +_GL_FUNCDECL_SYS (c32snrtombs, size_t, + (char *dest, const char32_t **srcp, size_t srclen, size_t len, + mbstate_t *ps) + _GL_ARG_NONNULL ((2))); +# endif +_GL_CXXALIAS_SYS (c32snrtombs, size_t, + (char *dest, const char32_t **srcp, size_t srclen, size_t len, + mbstate_t *ps)); +_GL_CXXALIASWARN (c32snrtombs); +#endif + + +/* Convert a 32-bit wide string to a string. */ +#if @GNULIB_C32SRTOMBS@ +# if _GL_WCHAR_T_IS_UCS4 && !defined IN_C32SRTOMBS +_GL_BEGIN_C_LINKAGE +_GL_INLINE _GL_ARG_NONNULL ((2)) size_t +c32srtombs (char *dest, const char32_t **srcp, size_t len, mbstate_t *ps) +{ + return +# if @GNULIB_WCSRTOMBS@ && defined __cplusplus && defined GNULIB_NAMESPACE + GNULIB_NAMESPACE:: +# endif + wcsrtombs (dest, (const wchar_t **) srcp, len, ps); +} +_GL_END_C_LINKAGE +# else +_GL_FUNCDECL_SYS (c32srtombs, size_t, + (char *dest, const char32_t **srcp, size_t len, mbstate_t *ps) + _GL_ARG_NONNULL ((2))); +# endif +_GL_CXXALIAS_SYS (c32srtombs, size_t, + (char *dest, const char32_t **srcp, size_t len, + mbstate_t *ps)); +_GL_CXXALIASWARN (c32srtombs); +#endif + + +/* Convert a 32-bit wide string to a string. */ +#if @GNULIB_C32STOMBS@ +# if _GL_WCHAR_T_IS_UCS4 && !defined IN_C32STOMBS +_GL_BEGIN_C_LINKAGE +_GL_INLINE _GL_ARG_NONNULL ((2)) size_t +c32stombs (char *dest, const char32_t *src, size_t len) +{ + mbstate_t state; + + mbszero (&state); + return c32srtombs (dest, &src, len, &state); +} +_GL_END_C_LINKAGE +# else +_GL_FUNCDECL_SYS (c32stombs, size_t, + (char *dest, const char32_t *src, size_t len) + _GL_ARG_NONNULL ((2))); +# endif +_GL_CXXALIAS_SYS (c32stombs, size_t, + (char *dest, const char32_t *src, size_t len)); +_GL_CXXALIASWARN (c32stombs); +#endif + + +/* Number of screen columns needed for a size-bounded 32-bit wide string. */ +#if @GNULIB_C32SWIDTH@ +# if (_GL_WCHAR_T_IS_UCS4 && !GNULIB_defined_mbstate_t) && !defined IN_C32SWIDTH +_GL_BEGIN_C_LINKAGE +_GL_INLINE _GL_ARG_NONNULL ((1)) int +c32swidth (const char32_t *s, size_t n) +{ + return +# if @GNULIB_WCSWIDTH@ && defined __cplusplus && defined GNULIB_NAMESPACE + GNULIB_NAMESPACE:: +# endif + wcswidth ((const wchar_t *) s, n); +} +_GL_END_C_LINKAGE +# else +_GL_FUNCDECL_SYS (c32swidth, int, (const char32_t *s, size_t n) + _GL_ARG_NONNULL ((1))); +# endif +_GL_CXXALIAS_SYS (c32swidth, int, (const char32_t *s, size_t n)); +_GL_CXXALIASWARN (c32swidth); +#endif + + +/* Converts a 32-bit wide character to unibyte character. + Returns the single-byte representation of WC if it exists, + or EOF otherwise. */ +#if @GNULIB_C32TOB@ +# if _GL_WCHAR_T_IS_UCS4 && !defined IN_C32TOB +_GL_BEGIN_C_LINKAGE +_GL_INLINE int +c32tob (wint_t wc) +{ + return +# if @GNULIB_WCTOB@ && defined __cplusplus && defined GNULIB_NAMESPACE + GNULIB_NAMESPACE:: +# endif + wctob (wc); +} +_GL_END_C_LINKAGE +# else +_GL_FUNCDECL_SYS (c32tob, int, (wint_t wc)); +# endif +_GL_CXXALIAS_SYS (c32tob, int, (wint_t wc)); +_GL_CXXALIASWARN (c32tob); +#endif + + +/* Converts a multibyte character to a 32-bit wide character. */ +#if @GNULIB_MBRTOC32@ +# if @REPLACE_MBRTOC32@ +# if !(defined __cplusplus && defined GNULIB_NAMESPACE) +# undef mbrtoc32 +# define mbrtoc32 rpl_mbrtoc32 +# endif +_GL_FUNCDECL_RPL (mbrtoc32, size_t, + (char32_t *pc, const char *s, size_t n, mbstate_t *ps)); +_GL_CXXALIAS_RPL (mbrtoc32, size_t, + (char32_t *pc, const char *s, size_t n, mbstate_t *ps)); +# else +# if !@HAVE_MBRTOC32@ +_GL_FUNCDECL_SYS (mbrtoc32, size_t, + (char32_t *pc, const char *s, size_t n, mbstate_t *ps)); +# endif +_GL_CXXALIAS_SYS (mbrtoc32, size_t, + (char32_t *pc, const char *s, size_t n, mbstate_t *ps)); +# endif +# if __GLIBC__ + (__GLIBC_MINOR__ >= 16) > 2 +_GL_CXXALIASWARN (mbrtoc32); +# endif +#elif defined GNULIB_POSIXCHECK +# undef mbrtoc32 +# if HAVE_RAW_DECL_MBRTOC32 +_GL_WARN_ON_USE (mbrtoc32, "mbrtoc32 is not portable - " + "use gnulib module mbrtoc32 for portability"); +# endif +#endif + + +/* Converts a multibyte character and returns the next 16-bit wide + character. */ +#if @GNULIB_MBRTOC16@ +# if @REPLACE_MBRTOC16@ +# if !(defined __cplusplus && defined GNULIB_NAMESPACE) +# undef mbrtoc16 +# define mbrtoc16 rpl_mbrtoc16 +# endif +_GL_FUNCDECL_RPL (mbrtoc16, size_t, + (char16_t *pc, const char *s, size_t n, mbstate_t *ps)); +_GL_CXXALIAS_RPL (mbrtoc16, size_t, + (char16_t *pc, const char *s, size_t n, mbstate_t *ps)); +# else +# if !@HAVE_MBRTOC32@ +_GL_FUNCDECL_SYS (mbrtoc16, size_t, + (char16_t *pc, const char *s, size_t n, mbstate_t *ps)); +# endif +_GL_CXXALIAS_SYS (mbrtoc16, size_t, + (char16_t *pc, const char *s, size_t n, mbstate_t *ps)); +# endif +# if __GLIBC__ + (__GLIBC_MINOR__ >= 16) > 2 +_GL_CXXALIASWARN (mbrtoc16); +# endif +#elif defined GNULIB_POSIXCHECK +# undef mbrtoc16 +# if HAVE_RAW_DECL_MBRTOC16 +_GL_WARN_ON_USE (mbrtoc16, "mbrtoc16 is not portable - " + "use gnulib module mbrtoc16 for portability"); +# endif +#endif + + +/* Convert a string to a 32-bit wide string. */ +#if @GNULIB_MBSNRTOC32S@ +# if _GL_WCHAR_T_IS_UCS4 && !defined IN_MBSNRTOC32S +_GL_BEGIN_C_LINKAGE +_GL_INLINE _GL_ARG_NONNULL ((2)) size_t +mbsnrtoc32s (char32_t *dest, const char **srcp, size_t srclen, size_t len, + mbstate_t *ps) +{ + return +# if @GNULIB_MBSNRTOWCS@ && defined __cplusplus && defined GNULIB_NAMESPACE + GNULIB_NAMESPACE:: +# endif + mbsnrtowcs ((wchar_t *) dest, srcp, srclen, len, ps); +} +_GL_END_C_LINKAGE +# else +_GL_FUNCDECL_SYS (mbsnrtoc32s, size_t, + (char32_t *dest, const char **srcp, size_t srclen, size_t len, + mbstate_t *ps) + _GL_ARG_NONNULL ((2))); +# endif +_GL_CXXALIAS_SYS (mbsnrtoc32s, size_t, + (char32_t *dest, const char **srcp, size_t srclen, size_t len, + mbstate_t *ps)); +_GL_CXXALIASWARN (mbsnrtoc32s); +#endif + + +/* Convert a string to a 32-bit wide string. */ +#if @GNULIB_MBSRTOC32S@ +# if _GL_WCHAR_T_IS_UCS4 && !defined IN_MBSRTOC32S +_GL_BEGIN_C_LINKAGE +_GL_INLINE _GL_ARG_NONNULL ((2)) size_t +mbsrtoc32s (char32_t *dest, const char **srcp, size_t len, mbstate_t *ps) +{ + return +# if @GNULIB_MBSRTOWCS@ && defined __cplusplus && defined GNULIB_NAMESPACE + GNULIB_NAMESPACE:: +# endif + mbsrtowcs ((wchar_t *) dest, srcp, len, ps); +} +_GL_END_C_LINKAGE +# else +_GL_FUNCDECL_SYS (mbsrtoc32s, size_t, + (char32_t *dest, const char **srcp, size_t len, mbstate_t *ps) + _GL_ARG_NONNULL ((2))); +# endif +_GL_CXXALIAS_SYS (mbsrtoc32s, size_t, + (char32_t *dest, const char **srcp, size_t len, + mbstate_t *ps)); +_GL_CXXALIASWARN (mbsrtoc32s); +#endif + + +/* Convert a string to a 32-bit wide string. */ +#if @GNULIB_MBSTOC32S@ +# if _GL_WCHAR_T_IS_UCS4 && !defined IN_MBSTOC32S +_GL_BEGIN_C_LINKAGE +_GL_INLINE _GL_ARG_NONNULL ((2)) size_t +mbstoc32s (char32_t *dest, const char *src, size_t len) +{ + mbstate_t state; + + mbszero (&state); + return mbsrtoc32s (dest, &src, len, &state); +} +_GL_END_C_LINKAGE +# else +_GL_FUNCDECL_SYS (mbstoc32s, size_t, + (char32_t *dest, const char *src, size_t len) + _GL_ARG_NONNULL ((2))); +# endif +_GL_CXXALIAS_SYS (mbstoc32s, size_t, + (char32_t *dest, const char *src, size_t len)); +_GL_CXXALIASWARN (mbstoc32s); +#endif + + +#if @GNULIB_C32_GET_TYPE_TEST@ || @GNULIB_C32_APPLY_TYPE_TEST@ +/* A scalar type. Instances of this type, other than (c32_type_test_t) 0, + represent a character property, sometimes also viewed as a "character class". + It can be applied to 32-bit wide characters. It is the counterpart of + type 'wctype_t' for wide characters. + To test whether a given character has a certain property, use the function + 'c32_apply_type_test'. */ +# if _GL_WCHAR_T_IS_UCS4 +typedef wctype_t c32_type_test_t; +# else +typedef /*bool*/int (*c32_type_test_t) (wint_t wc); +# endif +#endif + +/* Return a character property with the given name, or (c32_type_test_t) 0 + if the designated property does not exist. + This function is the counterpart of function 'wctype' for wide characters. + */ +#if @GNULIB_C32_GET_TYPE_TEST@ +# if _GL_WCHAR_T_IS_UCS4 && !defined IN_C32_GET_TYPE_TEST +_GL_BEGIN_C_LINKAGE +_GL_INLINE _GL_ARG_NONNULL ((1)) c32_type_test_t +c32_get_type_test (const char *name) +{ + return +# if @GNULIB_WCTYPE@ && defined __cplusplus && defined GNULIB_NAMESPACE + GNULIB_NAMESPACE:: +# endif + wctype (name); +} +_GL_END_C_LINKAGE +# else +_GL_FUNCDECL_SYS (c32_get_type_test, c32_type_test_t, (const char *name) + _GL_ARG_NONNULL ((1))); +# endif +_GL_CXXALIAS_SYS (c32_get_type_test, c32_type_test_t, (const char *name)); +_GL_CXXALIASWARN (c32_get_type_test); +#endif + +/* Test whether a given 32-bit wide character has the specified character + property. + Return non-zero if true, zero if false or if the argument is WEOF. + This function is the counterpart of function 'iswctype' for wide characters. + */ +#if @GNULIB_C32_APPLY_TYPE_TEST@ +# if _GL_WCHAR_T_IS_UCS4 +# if !defined IN_C32_APPLY_TYPE_TEST +_GL_BEGIN_C_LINKAGE +_GL_INLINE int +c32_apply_type_test (wint_t wc, c32_type_test_t property) +{ + return +# if @GNULIB_ISWCTYPE@ && defined __cplusplus && defined GNULIB_NAMESPACE + GNULIB_NAMESPACE:: +# endif + iswctype (wc, property); +} +_GL_END_C_LINKAGE +# else +_GL_FUNCDECL_SYS (c32_apply_type_test, int, + (wint_t wc, c32_type_test_t property)); +# endif +# else +_GL_FUNCDECL_SYS (c32_apply_type_test, int, + (wint_t wc, c32_type_test_t property) + _GL_ARG_NONNULL ((2))); +# endif +_GL_CXXALIAS_SYS (c32_apply_type_test, int, + (wint_t wc, c32_type_test_t property)); +_GL_CXXALIASWARN (c32_apply_type_test); +#endif + + +#if @GNULIB_C32_GET_MAPPING@ || @GNULIB_C32_APPLY_MAPPING@ +/* A scalar type. Instances of this type, other than (c32_mapping_t) 0, + represent a character mapping. It can be applied to 32-bit wide characters. + It is the counterpart of type 'wctrans_t' for wide characters. + To apply a certain mapping to a given character, use the function + 'c32_apply_mapping'. */ +# if _GL_WCHAR_T_IS_UCS4 +typedef wctrans_t c32_mapping_t; +# else +typedef wint_t (*c32_mapping_t) (wint_t wc); +# endif +#endif + +/* Return a character mapping with the given name, or (c32_mapping_t) 0 + if the designated mapping does not exist. + This function is the counterpart of function 'wctrans' for wide characters. + */ +#if @GNULIB_C32_GET_MAPPING@ +# if _GL_WCHAR_T_IS_UCS4 && !defined IN_C32_GET_MAPPING +_GL_BEGIN_C_LINKAGE +_GL_INLINE _GL_ARG_NONNULL ((1)) c32_mapping_t +c32_get_mapping (const char *name) +{ + return +# if @GNULIB_WCTRANS@ && defined __cplusplus && defined GNULIB_NAMESPACE + GNULIB_NAMESPACE:: +# endif + wctrans (name); +} +_GL_END_C_LINKAGE +# else +_GL_FUNCDECL_SYS (c32_get_mapping, c32_mapping_t, (const char *name) + _GL_ARG_NONNULL ((1))); +# endif +_GL_CXXALIAS_SYS (c32_get_mapping, c32_mapping_t, (const char *name)); +_GL_CXXALIASWARN (c32_get_mapping); +#endif + +/* Apply the specified character mapping to a given 32-bit wide character. + Return the result of this mapping. Return the WC argument unchanged if it is + WEOF. + This function is the counterpart of function 'towctrans' for wide characters. + */ +#if @GNULIB_C32_APPLY_MAPPING@ +# if _GL_WCHAR_T_IS_UCS4 && !defined IN_C32_APPLY_MAPPING +_GL_BEGIN_C_LINKAGE +_GL_INLINE _GL_ARG_NONNULL ((2)) wint_t +c32_apply_mapping (wint_t wc, c32_mapping_t mapping) +{ + return +# if @GNULIB_TOWCTRANS@ && defined __cplusplus && defined GNULIB_NAMESPACE + GNULIB_NAMESPACE:: +# endif + towctrans (wc, mapping); +} +_GL_END_C_LINKAGE +# else +_GL_FUNCDECL_SYS (c32_apply_mapping, wint_t, + (wint_t wc, c32_mapping_t mapping) + _GL_ARG_NONNULL ((2))); +# endif +_GL_CXXALIAS_SYS (c32_apply_mapping, wint_t, + (wint_t wc, c32_mapping_t mapping)); +_GL_CXXALIASWARN (c32_apply_mapping); +#endif + + +_GL_INLINE_HEADER_END + +#endif /* _@GUARD_PREFIX@_UCHAR_H */ +#endif /* _@GUARD_PREFIX@_UCHAR_H */ |