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71a40c7471
* wctype/wctype.h (__need_wint_t): Define this and include stddef.h. [! _WINT_T] (wint_t): Conditionalize typedef on this in case pre-2.7.3 stddef.h doesn't define it. * wcsmbs/wchar.h: Likewise. * stdlib/strtod.c: Likewise. * wcsmbs/wcstok.c: Fix argument name typo.
211 lines
6.9 KiB
C
211 lines
6.9 KiB
C
/* Copyright (C) 1996 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 Library General Public License as
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published by the Free Software Foundation; either version 2 of the
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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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Library General Public License for more details.
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You should have received a copy of the GNU Library General Public
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License along with the GNU C Library; see the file COPYING.LIB. If
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not, write to the Free Software Foundation, Inc., 59 Temple Place - Suite 330,
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Boston, MA 02111-1307, USA. */
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/*
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* ISO/IEC 9899:1990/Amendment 1:1995 7.15:
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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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__BEGIN_DECLS
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/* We try to get wint_t from <stddef.h>, but not all GCC versions define it
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there. So define it ourselves if it remains undefined. */
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#define __need_wint_t
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#include <stddef.h>
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#ifndef _WINT_T
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/* Integral type unchanged by default argument promotions that can
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hold any value corresponding to members of the extended character
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set, as well as at least one value that does not correspond to any
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member of the extended character set. */
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#define _WINT_T
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typedef unsigned int wint_t;
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#endif
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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 unsigned int *wctrans_t;
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/* Scalar type that can hold values which represent locale-specific
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character classifications. */
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typedef unsigned long int wctype_t;
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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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#ifndef _ISbit
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/* These are all the characteristics of characters.
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If there get to be more than 16 distinct characteristics,
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many things must be changed that use `unsigned short int's.
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The characteristics are stored always in network byte order (big
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endian). We define the bit value interpretations here dependent on the
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machine's byte order. */
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#include <endian.h>
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#if __BYTE_ORDER == __BIG_ENDIAN
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#define _ISbit(bit) (1 << bit)
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#else /* __BYTE_ORDER == __LITTLE_ENDIAN */
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#define _ISbit(bit) (bit < 8 ? ((1 << bit) << 8) : ((1 << bit) >> 8))
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#endif
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enum
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{
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_ISupper = _ISbit (0), /* UPPERCASE. */
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_ISlower = _ISbit (1), /* lowercase. */
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_ISalpha = _ISbit (2), /* Alphabetic. */
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_ISdigit = _ISbit (3), /* Numeric. */
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_ISxdigit = _ISbit (4), /* Hexadecimal numeric. */
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_ISspace = _ISbit (5), /* Whitespace. */
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_ISprint = _ISbit (6), /* Printing. */
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_ISgraph = _ISbit (7), /* Graphical. */
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_ISblank = _ISbit (8), /* Blank (usually SPC and TAB). */
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_IScntrl = _ISbit (9), /* Control character. */
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_ISpunct = _ISbit (10), /* Punctuation. */
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_ISalnum = _ISbit (11) /* Alphanumeric. */
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};
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#endif /* Not _ISbit */
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/*
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* Wide-character classification functions: 7.15.2.1.
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*/
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/* Test for any wide character for which `iswalpha' or `iswdigit' is
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true. */
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int iswalnum __P ((wint_t __wc));
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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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int iswalpha __P ((wint_t __wc));
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/* Test for any control wide character. */
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int iswcntrl __P ((wint_t __wc));
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/* Test for any wide character that corresponds to a decimal-digit
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character. */
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int iswdigit __P ((wint_t __wc));
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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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int iswgraph __P ((wint_t __wc));
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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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int iswlower __P ((wint_t __wc));
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/* Test for any printing wide character. */
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int iswprint __P ((wint_t __wc));
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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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int iswpunct __P ((wint_t __wc));
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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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int iswspace __P ((wint_t __wc));
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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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int iswupper __P ((wint_t __wc));
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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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int iswxdigit __P ((wint_t __wc));
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/*
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* Extensible wide-character classification functions: 7.15.2.2.
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*/
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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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wctype_t wctype __P ((__const char *__property));
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/* Determine whether the wide-character WC has the property described by
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DESC. */
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int iswctype __P ((wint_t __wc, wctype_t __desc));
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/*
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* Wide-character case-mapping functions: 7.15.3.1.
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*/
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/* Converts an uppercase letter to the corresponding lowercase letter. */
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wint_t towlower __P ((wint_t __wc));
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/* Converts an lowercase letter to the corresponding uppercase letter. */
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wint_t towupper __P ((wint_t __wc));
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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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/* Construct value that describes a mapping between wide characters
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identified by the string argument PROPERTY. */
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wctrans_t wctrans __P ((__const char *__property));
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/* Map the wide character WC using the mapping described by DESC. */
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wint_t towctrans __P ((wint_t __wc, wctrans_t __desc));
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#ifndef __NO_WCTYPE
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#define iswalnum(wc) iswctype ((wc), _ISalnum)
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#define iswalpha(wc) iswctype ((wc), _ISalpha)
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#define iswcntrl(wc) iswctype ((wc), _IScntrl)
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#define iswdigit(wc) iswctype ((wc), _ISdigit)
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#define iswlower(wc) iswctype ((wc), _ISlower)
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#define iswgraph(wc) iswctype ((wc), _ISgraph)
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#define iswprint(wc) iswctype ((wc), _ISprint)
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#define iswpunct(wc) iswctype ((wc), _ISpunct)
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#define iswspace(wc) iswctype ((wc), _ISspace)
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#define iswupper(wc) iswctype ((wc), _ISupper)
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#define iswxdigit(wc) iswctype ((wc), _ISxdigit)
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#ifdef __USE_GNU
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#define iswblank(wc) iswctype ((wc), _ISblank)
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#endif
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/* Pointer to conversion tables. */
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extern __const int *__ctype_tolower; /* Case conversions. */
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extern __const int *__ctype_toupper; /* Case conversions. */
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#define towlower(wc) towctrans (wc, __ctype_tolower)
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#define towupper(wc) towctrans (wc, __ctype_toupper)
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#endif /* Not __NO_WCTYPE. */
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__END_DECLS
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#endif /* wctype.h */
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