text: /*  Copyright (C) 2002, 2003     Manuel Novoa III
   *
   *  This library is free software; you can redistribute it and/or
   *  modify it under the terms of the GNU Library General Public
   *  License as published by the Free Software Foundation; either
   *  version 2 of the License, or (at your option) any later version.
   *
   *  This 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
   *  Library General Public License for more details.
   *
   *  You should have received a copy of the GNU Library General Public
   *  License along with this library; if not, write to the Free
   *  Software Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
   */
  
  /*  ATTENTION!   ATTENTION!   ATTENTION!   ATTENTION!   ATTENTION!
   *
   *  Besides uClibc, I'm using this code in my libc for elks, which is
   *  a 16-bit environment with a fairly limited compiler.  It would make
   *  things much easier for me if this file isn't modified unnecessarily.
   *  In particular, please put any new or replacement functions somewhere
   *  else, and modify the makefile to use your version instead.
   *  Thanks.  Manuel
   *
   *  ATTENTION!   ATTENTION!   ATTENTION!   ATTENTION!   ATTENTION! */
  
  #define __NO_CTYPE
  
  #include <wctype.h>
  #include <assert.h>
  #include <string.h>
  #include <errno.h>
  #include <locale.h>
  #include <ctype.h>
  #include <stdint.h>
  #include <bits/uClibc_uwchar.h>
  
  libc_hidden_proto(strcmp)
  libc_hidden_proto(tolower)
  libc_hidden_proto(toupper)
  libc_hidden_proto(towlower)
  libc_hidden_proto(towupper)
  libc_hidden_proto(towctrans)
  libc_hidden_proto(iswctype)
  
  #if defined(__LOCALE_C_ONLY) && defined(__UCLIBC_DO_XLOCALE)
  #error xlocale functionality is not supported in stub locale mode.
  #endif
  
  #ifdef __UCLIBC_HAS_XLOCALE__
  #include <xlocale.h>
  libc_hidden_proto(towlower_l)
  libc_hidden_proto(towupper_l)
  libc_hidden_proto(towctrans_l)
  libc_hidden_proto(iswctype_l)
  #elif __UCLIBC_HAS_CTYPE_TABLES__
  libc_hidden_proto(__ctype_b)
  #endif /* __UCLIBC_HAS_XLOCALE__ */
  
  #ifdef __UCLIBC_HAS_CTYPE_TABLES__
  libc_hidden_proto(__C_ctype_tolower)
  libc_hidden_proto(__C_ctype_toupper)
  #endif
  
  /* We know wide char support is enabled.  We wouldn't be here otherwise. */
  
  /* Define this if you want to unify the towupper and towlower code in the
   * towctrans function. */
  /* #define SMALL_UPLOW */
  
  /**********************************************************************/
  #ifdef __UCLIBC_MJN3_ONLY__
  #ifdef L_iswspace
  /* generates one warning */
  #warning TODO: Fix the __CTYPE_* codes!
  #endif
  #endif /* __UCLIBC_MJN3_ONLY__ */
  
  #if 1
  /* Taking advantage of the C99 mutual-exclusion guarantees for the various
   * (w)ctype classes, including the descriptions of printing and control
   * (w)chars, we can place each in one of the following mutually-exlusive
   * subsets.  Since there are less than 16, we can store the data for
   * each (w)chars in a nibble. In contrast, glibc uses an unsigned int
   * per (w)char, with one bit flag for each is* type.  While this allows
   * a simple '&' operation to determine the type vs. a range test and a
   * little special handling for the "blank" and "xdigit" types in my
   * approach, it also uses 8 times the space for the tables on the typical
   * 32-bit archs we supported.*/
  enum {
  	__CTYPE_unclassified = 0,
  	__CTYPE_alpha_nonupper_nonlower,
  	__CTYPE_alpha_lower,
  	__CTYPE_alpha_upper_lower,
  	__CTYPE_alpha_upper,
  	__CTYPE_digit,
  	__CTYPE_punct,
  	__CTYPE_graph,
  	__CTYPE_print_space_nonblank,
  	__CTYPE_print_space_blank,
  	__CTYPE_space_nonblank_noncntrl,
  	__CTYPE_space_blank_noncntrl,
  	__CTYPE_cntrl_space_nonblank,
  	__CTYPE_cntrl_space_blank,
  	__CTYPE_cntrl_nonspace
  };
  #endif
  
  
  /* The following is used to implement wctype(), but it is defined
   * here because the ordering must agree with that of the enumeration
   * below (ignoring unclassified). */
  #define __CTYPE_TYPESTRING \
  	"\6alnum\0\6alpha\0\6blank\0\6cntrl\0\6digit\0\6graph\0\6lower\0" \
  	"\6print\0\6punct\0\6space\0\6upper\0\7xdigit\0\0"
  
  
  /* The values for wctype_t. */
  enum {
  	_CTYPE_unclassified = 0,
  	_CTYPE_isalnum,
  	_CTYPE_isalpha,
  	_CTYPE_isblank,
  	_CTYPE_iscntrl,
  	_CTYPE_isdigit,
  	_CTYPE_isgraph,
  	_CTYPE_islower,
  	_CTYPE_isprint,
  	_CTYPE_ispunct,
  	_CTYPE_isspace,
  	_CTYPE_isupper,
  	_CTYPE_isxdigit				/* _MUST_ be last of the standard classes! */
  };
  
  /* The following is used to implement wctrans(). */
  
  #define __CTYPE_TRANSTRING	"\10tolower\0\10toupper\0\10totitle\0\0"
  
  enum {
  	_CTYPE_tolower = 1,
  	_CTYPE_toupper,
  	_CTYPE_totitle
  };
  
  /*--------------------------------------------------------------------*/
  
  #define _CTYPE_iswxdigit (_CTYPE_isxdigit)
  
  /*--------------------------------------------------------------------*/
  
  #ifdef __UCLIBC_MJN3_ONLY__
  #ifdef L_iswspace
  /* generates one warning */
  #warning TODO: Fix WC* defines!
  #endif
  #endif /* __UCLIBC_MJN3_ONLY__ */
  
  #define ENCODING		((__UCLIBC_CURLOCALE_DATA).encoding)
  
  #define WCctype			((__UCLIBC_CURLOCALE_DATA).tblwctype)
  #define WCuplow			((__UCLIBC_CURLOCALE_DATA).tblwuplow)
  #define WCcmob			((__UCLIBC_CURLOCALE_DATA).tblwcomb)
  #define WCuplow_diff	((__UCLIBC_CURLOCALE_DATA).tblwuplow_diff)
  
  
  #define WC_TABLE_DOMAIN_MAX   __LOCALE_DATA_WC_TABLE_DOMAIN_MAX
  
  #define WCctype_II_LEN        __LOCALE_DATA_WCctype_II_LEN
  #define WCctype_TI_LEN        __LOCALE_DATA_WCctype_TI_LEN
  #define WCctype_UT_LEN        __LOCALE_DATA_WCctype_UT_LEN
  #define WCctype_II_SHIFT      __LOCALE_DATA_WCctype_II_SHIFT
  #define WCctype_TI_SHIFT      __LOCALE_DATA_WCctype_TI_SHIFT
  
  #define WCuplow_II_LEN        __LOCALE_DATA_WCuplow_II_LEN
  #define WCuplow_TI_LEN        __LOCALE_DATA_WCuplow_TI_LEN
  #define WCuplow_UT_LEN        __LOCALE_DATA_WCuplow_UT_LEN
  #define WCuplow_II_SHIFT      __LOCALE_DATA_WCuplow_II_SHIFT
  #define WCuplow_TI_SHIFT      __LOCALE_DATA_WCuplow_TI_SHIFT
  
  
  #define WCctype_TI_MASK		((1 << (WCctype_TI_SHIFT)) - 1)
  #define WCctype_II_MASK		((1 << (WCctype_II_SHIFT)) - 1)
  
  /**********************************************************************/
  
  #undef __PASTE2
  #undef __PASTE3
  #define __PASTE2(X,Y)		X ## Y
  #define __PASTE3(X,Y,Z)		X ## Y ## Z
  
  #ifdef __UCLIBC_DO_XLOCALE
  
  #define ISW_FUNC_BODY(NAME) \
  libc_hidden_proto(__PASTE3(isw,NAME,_l)); \
  int __PASTE3(isw,NAME,_l) (wint_t wc, __locale_t l) \
  { \
  	return iswctype_l(wc, __PASTE2(_CTYPE_is,NAME), l); \
  } \
  libc_hidden_def(__PASTE3(isw,NAME,_l))
  
  #else  /* __UCLIBC_DO_XLOCALE */
  
  #define ISW_FUNC_BODY(NAME) \
  libc_hidden_proto(__PASTE2(isw,NAME)); \
  int __PASTE2(isw,NAME) (wint_t wc) \
  { \
  	return iswctype(wc, __PASTE2(_CTYPE_is,NAME)); \
  } \
  libc_hidden_def(__PASTE2(isw,NAME))
  
  #endif /* __UCLIBC_DO_XLOCALE */
  /**********************************************************************/
  #if defined(L_iswalnum) || defined(L_iswalnum_l)
  
  ISW_FUNC_BODY(alnum);
  
  #endif
  /**********************************************************************/
  #if defined(L_iswalpha) || defined(L_iswalpha_l)
  
  ISW_FUNC_BODY(alpha);
  
  #endif
  /**********************************************************************/
  #if defined(L_iswblank) || defined(L_iswblank_l)
  
  ISW_FUNC_BODY(blank);
  
  #endif
  /**********************************************************************/
  #if defined(L_iswcntrl) || defined(L_iswcntrl_l)
  
  ISW_FUNC_BODY(cntrl);
  
  #endif
  /**********************************************************************/
  #if defined(L_iswdigit) || defined(L_iswdigit_l)
  
  ISW_FUNC_BODY(digit);
  
  #endif
  /**********************************************************************/
  #if defined(L_iswgraph) || defined(L_iswgraph_l)
  
  ISW_FUNC_BODY(graph);
  
  #endif
  /**********************************************************************/
  #if defined(L_iswlower) || defined(L_iswlower_l)
  
  ISW_FUNC_BODY(lower);
  
  #endif
  /**********************************************************************/
  #if defined(L_iswprint) || defined(L_iswprint_l)
  
  ISW_FUNC_BODY(print);
  
  #endif
  /**********************************************************************/
  #if defined(L_iswpunct) || defined(L_iswpunct_l)
  
  ISW_FUNC_BODY(punct);
  
  #endif
  /**********************************************************************/
  #if defined(L_iswspace) || defined(L_iswspace_l)
  
  ISW_FUNC_BODY(space);
  
  #endif
  /**********************************************************************/
  #if defined(L_iswupper) || defined(L_iswupper_l)
  
  ISW_FUNC_BODY(upper);
  
  #endif
  /**********************************************************************/
  #if defined(L_iswxdigit) || defined(L_iswxdigit_l)
  
  ISW_FUNC_BODY(xdigit);
  
  #endif
  /**********************************************************************/
  #if defined(L_towlower) || defined(L_towlower_l)
  
  #ifdef L_towlower
  #define TOWLOWER(w) towlower(w)
  #else  /* L_towlower */
  #define TOWLOWER(w) towlower_l(w, __locale_t locale)
  #undef __UCLIBC_CURLOCALE_DATA
  #undef __UCLIBC_CURLOCALE
  #define __UCLIBC_CURLOCALE_DATA (*locale)
  #define __UCLIBC_CURLOCALE (locale)
  #endif /* L_towlower */
  
  #ifdef __UCLIBC_HAS_XLOCALE__
  #define TOWCTRANS(w,d) towctrans_l(w,d, __UCLIBC_CURLOCALE)
  #else  /* __UCLIBC_HAS_XLOCALE__ */
  #define TOWCTRANS(w,d) towctrans(w,d)
  #endif /* __UCLIBC_HAS_XLOCALE__ */
  
  #define __C_towlower(wc) \
  	((((__uwchar_t)(wc)) <= 0x7f) ? (__C_ctype_tolower)[(wc)] : (wc))
  
  #ifdef __LOCALE_C_ONLY
  
  wint_t towlower(wint_t wc)
  {
  #ifdef __UCLIBC_HAS_CTYPE_TABLES__
  	return __C_towlower(wc);
  #else
  	return (wc == ((unsigned int)(wc)))
  		? __C_tolower(((unsigned int)(wc)))
  		: 0;
  #endif
  }
  
  #else  /* __LOCALE_C_ONLY */
  
  #ifdef SMALL_UPLOW
  
  #if defined(L_towlower) && defined(__UCLIBC_HAS_XLOCALE__)
  
  wint_t towlower(wint_t wc)
  {
  	return towctrans_l(wc, _CTYPE_tolower, __UCLIBC_CURLOCALE);
  }
  
  #else  /* defined(L_towlower) && defined(__UCLIBC_HAS_XLOCALE__) */
  
  wint_t TOWLOWER(wint_t wc)
  {
  	return TOWCTRANS(wc, _CTYPE_tolower);
  }
  
  #endif /* defined(L_towlower) && defined(__UCLIBC_HAS_XLOCALE__) */
  
  #else  /* SMALL_UPLOW */
  
  #if defined(L_towlower) && defined(__UCLIBC_HAS_XLOCALE__)
  
  wint_t towlower(wint_t wc)
  {
  	return towlower_l(wc, __UCLIBC_CURLOCALE);
  }
  
  #else  /* defined(L_towlower) && defined(__UCLIBC_HAS_XLOCALE__) */
  
  wint_t TOWLOWER(wint_t wc)
  {
  	unsigned int sc, n, i;
  	__uwchar_t u = wc;
  
  	if (ENCODING == __ctype_encoding_7_bit) {
  		/* We're in the C/POSIX locale, so ignore the tables. */
  		return __C_towlower(wc);
  	}
  
  	if (u <= WC_TABLE_DOMAIN_MAX) {
  		sc = u & ((1 << WCuplow_TI_SHIFT) - 1);
  		u >>= WCuplow_TI_SHIFT;
  		n = u & ((1 << WCuplow_II_SHIFT) - 1);
  		u >>= WCuplow_II_SHIFT;
  
  		i = ((unsigned int) WCuplow[u]) << WCuplow_II_SHIFT;
  		i = ((unsigned int) WCuplow[WCuplow_II_LEN + i + n])
  			<< WCuplow_TI_SHIFT;
  		i = ((unsigned int) WCuplow[WCuplow_II_LEN + WCuplow_TI_LEN
  										+ i + sc]) << 1;
  		wc += WCuplow_diff[i + 1];
  	}
  	return wc;
  }
  
  #endif /* defined(L_towlower) && defined(__UCLIBC_HAS_XLOCALE__) */
  
  #endif /* SMALL_UPLOW */
  
  #ifdef L_towlower_l
  libc_hidden_def(towlower_l)
  #endif /* L_towlower_l */
  
  #endif /* __LOCALE_C_ONLY */
  
  #ifndef L_towlower_l
  libc_hidden_def(towlower)
  #endif
  
  #endif
  /**********************************************************************/
  #if defined(L_towupper) || defined(L_towupper_l)
  
  #ifdef L_towupper
  #define TOWUPPER(w) towupper(w)
  #else  /* L_towupper */
  #define TOWUPPER(w) towupper_l(w, __locale_t locale)
  #undef __UCLIBC_CURLOCALE_DATA
  #undef __UCLIBC_CURLOCALE
  #define __UCLIBC_CURLOCALE_DATA (*locale)
  #define __UCLIBC_CURLOCALE (locale)
  #endif /* L_towupper */
  
  #ifdef __UCLIBC_HAS_XLOCALE__
  #define TOWCTRANS(w,d) towctrans_l(w,d, __UCLIBC_CURLOCALE)
  #else  /* __UCLIBC_HAS_XLOCALE__ */
  #define TOWCTRANS(w,d) towctrans(w,d)
  #endif /* __UCLIBC_HAS_XLOCALE__ */
  
  #define __C_towupper(wc) \
  	((((__uwchar_t)(wc)) <= 0x7f) ? (__C_ctype_toupper)[(wc)] : (wc))
  
  #ifdef __LOCALE_C_ONLY
  
  wint_t towupper(wint_t wc)
  {
  #ifdef __UCLIBC_HAS_CTYPE_TABLES__
  	return __C_towupper(wc);
  #else
  	return (wc == ((unsigned int)(wc)))
  		? __C_toupper(((unsigned int)(wc)))
  		: 0;
  #endif
  
  }
  
  #else  /* __LOCALE_C_ONLY */
  
  #ifdef SMALL_UPLOW
  
  #if defined(L_towupper) && defined(__UCLIBC_HAS_XLOCALE__)
  
  wint_t towupper(wint_t wc)
  {
  	return towctrans_l(wc, _CTYPE_toupper, __UCLIBC_CURLOCALE);
  }
  
  #else  /* defined(L_towupper) && defined(__UCLIBC_HAS_XLOCALE__) */
  
  wint_t TOWUPPER(wint_t wc)
  {
  	return TOWCTRANS(wc, _CTYPE_toupper);
  }
  
  #endif /* defined(L_towupper) && defined(__UCLIBC_HAS_XLOCALE__) */
  
  #else  /* SMALL_UPLOW */
  
  #if defined(L_towupper) && defined(__UCLIBC_HAS_XLOCALE__)
  
  wint_t towupper(wint_t wc)
  {
  	return towupper_l(wc, __UCLIBC_CURLOCALE);
  }
  
  #else  /* defined(L_towupper) && defined(__UCLIBC_HAS_XLOCALE__) */
  
  wint_t TOWUPPER(wint_t wc)
  {
  	unsigned int sc, n, i;
  	__uwchar_t u = wc;
  
  	if (ENCODING == __ctype_encoding_7_bit) {
  		/* We're in the C/POSIX locale, so ignore the tables. */
  		return __C_towupper(wc);
  	}
  
  	if (u <= WC_TABLE_DOMAIN_MAX) {
  		sc = u & ((1 << WCuplow_TI_SHIFT) - 1);
  		u >>= WCuplow_TI_SHIFT;
  		n = u & ((1 << WCuplow_II_SHIFT) - 1);
  		u >>= WCuplow_II_SHIFT;
  
  		i = ((unsigned int) WCuplow[u]) << WCuplow_II_SHIFT;
  		i = ((unsigned int) WCuplow[WCuplow_II_LEN + i + n])
  			<< WCuplow_TI_SHIFT;
  		i = ((unsigned int) WCuplow[WCuplow_II_LEN + WCuplow_TI_LEN
  										+ i + sc]) << 1;
  		wc += WCuplow_diff[i];
  	}
  	return wc;
  }
  
  #endif /* defined(L_towupper) && defined(__UCLIBC_HAS_XLOCALE__) */
  
  #endif /* SMALL_UPLOW */
  
  #ifdef L_towupper_l
  libc_hidden_def(towupper_l)
  #endif /* L_towupper_l */
  
  #endif /* __LOCALE_C_ONLY */
  
  #ifndef L_towupper_l
  libc_hidden_def(towupper)
  #endif
  
  #endif
  /**********************************************************************/
  #ifdef L_wctype
  
  static const unsigned char typestring[] = __CTYPE_TYPESTRING;
  /*  extern const unsigned char typestring[]; */
  
  libc_hidden_proto(wctype)
  wctype_t wctype(const char *property)
  {
  	const unsigned char *p;
  	int i;
  
  	p = typestring;
  	i = 1;
  	do {
  		if (!strcmp(property, ++p)) {
  			return i;
  		}
  		++i;
  		p += p[-1];
  	} while (*p);
  
  	/* TODO - Add locale-specific classifications. */
  	return 0;
  }
  libc_hidden_def(wctype)
  
  #endif
  /**********************************************************************/
  #ifdef L_wctype_l
  
  #ifdef __UCLIBC_MJN3_ONLY__
  #warning REMINDER: Currently wctype_l simply calls wctype.
  #endif /* __UCLIBC_MJN3_ONLY__ */
  
  libc_hidden_proto(wctype)
  
  libc_hidden_proto(wctype_l)
  wctype_t wctype_l (const char *property, __locale_t locale)
  {
  	return wctype(property);
  }
  libc_hidden_def(wctype_l)
  
  #endif
  /**********************************************************************/
  #if defined(L_iswctype) || defined(L_iswctype_l)
  
  #define __C_iswdigit(c) \
  	((sizeof(c) == sizeof(char)) \
  	 ? (((unsigned char)((c) - '0')) < 10) \
  	 : (((__uwchar_t)((c) - '0')) < 10))
  #define __C_iswxdigit(c) \
  	(__C_iswdigit(c) \
  	 || ((sizeof(c) == sizeof(char)) \
  		 ? (((unsigned char)((((c)) | 0x20) - 'a')) < 6) \
  		 : (((__uwchar_t)((((c)) | 0x20) - 'a')) < 6)))
  
  #ifdef __UCLIBC_MJN3_ONLY__
  #ifdef L_iswctype
  #warning CONSIDER: Change to bit shift?  would need to sync with wctype.h
  #endif
  #endif /* __UCLIBC_MJN3_ONLY__ */
  
  
  #ifdef __UCLIBC_HAS_CTYPE_TABLES__
  #if !defined(__UCLIBC_HAS_XLOCALE__) || defined(L_iswctype_l)
  
  static const unsigned short int desc2flag[] = {
  	[_CTYPE_unclassified] = 0,
  	[_CTYPE_isalnum] = (unsigned short int) _ISwalnum,
  	[_CTYPE_isalpha] = (unsigned short int) _ISwalpha,
  	[_CTYPE_isblank] = (unsigned short int) _ISwblank,
  	[_CTYPE_iscntrl] = (unsigned short int) _ISwcntrl,
  	[_CTYPE_isdigit] = (unsigned short int) _ISwdigit,
  	[_CTYPE_isgraph] = (unsigned short int) _ISwgraph,
  	[_CTYPE_islower] = (unsigned short int) _ISwlower,
  	[_CTYPE_isprint] = (unsigned short int) _ISwprint,
  	[_CTYPE_ispunct] = (unsigned short int) _ISwpunct,
  	[_CTYPE_isspace] = (unsigned short int) _ISwspace,
  	[_CTYPE_isupper] = (unsigned short int) _ISwupper,
  	[_CTYPE_isxdigit] = (unsigned short int) _ISwxdigit,
  };
  
  #endif /* defined(L_iswctype_L) || defined(__LOCALE_C_ONLY) */
  #endif /* __UCLIBC_HAS_CTYPE_TABLES__ */
  
  #ifdef __LOCALE_C_ONLY
  
  #ifdef __UCLIBC_HAS_CTYPE_TABLES__
  
  int iswctype(wint_t wc, wctype_t desc)
  {
  	/* Note... wctype_t is unsigned. */
  
  	if ((((__uwchar_t) wc) <= 0x7f)
  		&& (desc < (sizeof(desc2flag)/sizeof(desc2flag[0])))
  		) {
  		return __isctype(wc, desc2flag[desc]);
  	}
  	return 0;
  }
  
  #else  /* __UCLIBC_HAS_CTYPE_TABLES__ */
  
  int iswctype(wint_t wc, wctype_t desc)
  {
  	/* This is lame, but it is here just to get it working for now. */
  
  	if (wc == ((unsigned int)(wc))) {
  		switch(desc) {
  			case _CTYPE_isupper:
  				return __C_isupper((unsigned int)(wc));
  			case _CTYPE_islower:
  				return __C_islower((unsigned int)(wc));
  			case _CTYPE_isalpha:
  				return __C_isalpha((unsigned int)(wc));
  			case _CTYPE_isdigit:
  				return __C_isdigit((unsigned int)(wc));
  			case _CTYPE_isxdigit:
  				return __C_isxdigit((unsigned int)(wc));
  			case _CTYPE_isspace:
  				return __C_isspace((unsigned int)(wc));
  			case _CTYPE_isprint:
  				return __C_isprint((unsigned int)(wc));
  			case _CTYPE_isgraph:
  				return __C_isgraph((unsigned int)(wc));
  			case _CTYPE_isblank:
  				return __C_isblank((unsigned int)(wc));
  			case _CTYPE_iscntrl:
  				return __C_iscntrl((unsigned int)(wc));
  			case _CTYPE_ispunct:
  				return __C_ispunct((unsigned int)(wc));
  			case _CTYPE_isalnum:
  				return __C_isalnum((unsigned int)(wc));
  			default:
  				break;
  		}
  	}
  	return 0;
  }
  
  #endif /* __UCLIBC_HAS_CTYPE_TABLES__ */
  
  #else  /* __LOCALE_C_ONLY */
  
  #ifdef __UCLIBC_MJN3_ONLY__
  #ifdef L_iswctype
  #warning CONSIDER: Handle combining class?
  #endif
  #endif /* __UCLIBC_MJN3_ONLY__ */
  
  #ifdef L_iswctype
  #define ISWCTYPE(w,d) iswctype(w,d)
  #else  /* L_iswctype */
  #define ISWCTYPE(w,d) iswctype_l(w,d, __locale_t locale)
  #undef __UCLIBC_CURLOCALE_DATA
  #undef __UCLIBC_CURLOCALE
  #define __UCLIBC_CURLOCALE_DATA (*locale)
  #define __UCLIBC_CURLOCALE (locale)
  #endif /* L_iswctype */
  
  #if defined(L_iswctype) && defined(__UCLIBC_HAS_XLOCALE__)
  
  int iswctype(wint_t wc, wctype_t desc)
  {
  	return iswctype_l(wc, desc, __UCLIBC_CURLOCALE);
  }
  
  #else  /* defined(L_iswctype) && defined(__UCLIBC_HAS_XLOCALE__) */
  
  int ISWCTYPE(wint_t wc, wctype_t desc)
  {
  	unsigned int sc, n, i0, i1;
  	unsigned char d = __CTYPE_unclassified;
  
  	if ((ENCODING != __ctype_encoding_7_bit) || (((__uwchar_t) wc) <= 0x7f)){
  		if (desc < _CTYPE_iswxdigit) {
  			if (((__uwchar_t) wc) <= WC_TABLE_DOMAIN_MAX) {
  				/* From here on, we know wc > 0. */
  				sc = wc & WCctype_TI_MASK;
  				wc >>= WCctype_TI_SHIFT;
  				n = wc & WCctype_II_MASK;
  				wc >>= WCctype_II_SHIFT;
  
  				i0 = WCctype[wc];
  				i0 <<= WCctype_II_SHIFT;
  				i1 = WCctype[WCctype_II_LEN + i0 + n];
  				i1 <<= (WCctype_TI_SHIFT-1);
  				d = WCctype[WCctype_II_LEN + WCctype_TI_LEN + i1 + (sc >> 1)];
  
  				d = (sc & 1) ? (d >> 4) : (d & 0xf);
  			} else if ( ((((__uwchar_t)(wc - 0xe0020UL)) <= 0x5f)
  						 || (wc == 0xe0001UL))
  						|| ( (((__uwchar_t)(wc - 0xf0000UL)) < 0x20000UL)
  							 && ((wc & 0xffffU) <= 0xfffdU))
  						) {
  				d = __CTYPE_punct;
  			}
  
  #if 0
  			return ( ((unsigned char)(d - ctype_range[2*desc]))
  					 <= ctype_range[2*desc + 1] )
  				&& ((desc != _CTYPE_iswblank) || (d & 1));
  #else
  			return (__UCLIBC_CURLOCALE_DATA).code2flag[d] & desc2flag[desc];
  #endif
  		}
  
  #ifdef __UCLIBC_MJN3_ONLY__
  #warning TODO: xdigit really needs to be handled better.  Remember only for ascii!
  #endif /* __UCLIBC_MJN3_ONLY__ */
  		/* TODO - Add locale-specific classifications. */
  		return (desc == _CTYPE_iswxdigit) ? __C_iswxdigit(wc) : 0;
  	}
  	return 0;
  }
  
  #endif /* defined(L_iswctype) && defined(__UCLIBC_HAS_XLOCALE__) */
  
  #ifdef L_iswctype_l
  libc_hidden_def(iswctype_l)
  #endif /* L_iswctype_l */
  
  #endif /* __LOCALE_C_ONLY */
  
  #ifdef L_iswctype
  libc_hidden_def(iswctype)
  #endif /* L_iswctype */
  
  #endif
  /**********************************************************************/
  #if defined(L_towctrans) || defined(L_towctrans_l)
  
  #ifdef __LOCALE_C_ONLY
  
  /* Minimal support for C/POSIX locale. */
  
  #ifndef _tolower
  #warning _tolower is undefined!
  #define _tolower(c)    tolower(c)
  #endif
  #ifndef _toupper
  #warning _toupper is undefined!
  #define _toupper(c)    toupper(c)
  #endif
  
  wint_t towctrans(wint_t wc, wctrans_t desc)
  {
  	if (((unsigned int)(desc - _CTYPE_tolower))
  		<= (_CTYPE_toupper - _CTYPE_tolower)
  		) {
  		/* Transliteration is either tolower or toupper. */
  		if (((__uwchar_t) wc) <= 0x7f) {
  			return (desc == _CTYPE_tolower) ? _tolower(wc) : _toupper(wc);
  		}
  	} else {
  		__set_errno(EINVAL);	/* Invalid transliteration. */
  	}
  	return wc;
  }
  
  #else  /* __LOCALE_C_ONLY */
  
  #ifdef L_towctrans
  #define TOWCTRANS(w,d) towctrans(w,d)
  #else  /* L_towctrans */
  #define TOWCTRANS(w,d) towctrans_l(w,d, __locale_t locale)
  #undef __UCLIBC_CURLOCALE_DATA
  #undef __UCLIBC_CURLOCALE
  #define __UCLIBC_CURLOCALE_DATA (*locale)
  #define __UCLIBC_CURLOCALE (locale)
  #endif /* L_towctrans */
  
  #ifdef __UCLIBC_HAS_XLOCALE__
  #define TOWLOWER(w,l) towlower_l(w,l)
  #define TOWUPPER(w,l) towupper_l(w,l)
  #else  /* __UCLIBC_HAS_XLOCALE__ */
  #define TOWLOWER(w,l) towlower(w)
  #define TOWUPPER(w,l) towupper(w)
  #endif /* __UCLIBC_HAS_XLOCALE__ */
  
  #if defined(L_towctrans) && defined(__UCLIBC_HAS_XLOCALE__)
  
  wint_t towctrans(wint_t wc, wctrans_t desc)
  {
  	return towctrans_l(wc, desc, __UCLIBC_CURLOCALE);
  }
  
  #else  /* defined(L_towctrans) && defined(__UCLIBC_HAS_XLOCALE__) */
  
  #ifdef SMALL_UPLOW
  
  wint_t TOWCTRANS(wint_t wc, wctrans_t desc)
  {
  	unsigned int sc, n, i;
  	__uwchar_t u = wc;
  
  	/* TODO - clean up */
  	if (ENCODING == __ctype_encoding_7_bit) {
  		if ((((__uwchar_t) wc) > 0x7f)
  			|| (((unsigned int)(desc - _CTYPE_tolower))
  				> (_CTYPE_toupper - _CTYPE_tolower))
  			){
  			/* We're in the C/POSIX locale, so ignore non-ASCII values
  			 * as well an any mappings other than toupper or tolower. */
  			return wc;
  		}
  	}
  
  	if (((unsigned int)(desc - _CTYPE_tolower))
  		<= (_CTYPE_totitle - _CTYPE_tolower)
  		) {
  		if (u <= WC_TABLE_DOMAIN_MAX) {
  			sc = u & ((1 << WCuplow_TI_SHIFT) - 1);
  			u >>= WCuplow_TI_SHIFT;
  			n = u & ((1 << WCuplow_II_SHIFT) - 1);
  			u >>= WCuplow_II_SHIFT;
  
  			i = ((unsigned int) WCuplow[u]) << WCuplow_II_SHIFT;
  			i = ((unsigned int) WCuplow[WCuplow_II_LEN + i + n])
  				<< WCuplow_TI_SHIFT;
  			i = ((unsigned int) WCuplow[WCuplow_II_LEN + WCuplow_TI_LEN
  											+ i + sc]) << 1;
  			if (desc == _CTYPE_tolower) {
  				++i;
  			}
  			wc += WCuplow_diff[i];
  			if (desc == _CTYPE_totitle) {
  #ifdef __UCLIBC_MJN3_ONLY__
  #warning TODO: Verify totitle special cases!
  #endif /* __UCLIBC_MJN3_ONLY__ */
  				/* WARNING! These special cases work for glibc 2.2.4.  Changes
  				 * may be needed if the glibc locale tables are updated. */
  				if ( (((__uwchar_t)(wc - 0x1c4)) <= (0x1cc - 0x1c4))
  					 || (wc == 0x1f1)
  					 ) {
  					++wc;
  				}
  			}
  		}
  	} else {
  		/* TODO - Deal with other transliterations. */
  		__set_errno(EINVAL);
  	}
  
  	return wc;
  }
  
  #else  /* SMALL_UPLOW */
  
  wint_t TOWCTRANS(wint_t wc, wctrans_t desc)
  {
  	if (ENCODING == __ctype_encoding_7_bit) {
  		if ((((__uwchar_t) wc) > 0x7f)
  			|| (((unsigned int)(desc - _CTYPE_tolower))
  				> (_CTYPE_toupper - _CTYPE_tolower))
  			){
  			/* We're in the C/POSIX locale, so ignore non-ASCII values
  			 * as well an any mappings other than toupper or tolower. */
  			return wc;
  		}
  	}
  
  	if (desc == _CTYPE_tolower) {
  		return TOWLOWER(wc, __UCLIBC_CURLOCALE);
  	} else if (((unsigned int)(desc - _CTYPE_toupper))
  		<= (_CTYPE_totitle - _CTYPE_toupper)
  		) {
  		wc = TOWUPPER(wc, __UCLIBC_CURLOCALE);
  		if (desc == _CTYPE_totitle) {
  #ifdef __UCLIBC_MJN3_ONLY__
  #warning TODO: Verify totitle special cases!
  #endif /* __UCLIBC_MJN3_ONLY__ */
  			/* WARNING! These special cases work for glibc 2.2.4.  Changes
  			 * may be needed if the glibc locale tables are updated. */
  			if ( (((__uwchar_t)(wc - 0x1c4)) <= (0x1cc - 0x1c4))
  				 || (wc == 0x1f1)
  				 ) {
  				++wc;
  			}
  		}
  	} else {
  		/* TODO - Deal with other transliterations. */
  		__set_errno(EINVAL);
  	}
  	return wc;
  }
  
  #endif /* SMALL_UPLOW */
  
  #endif /* defined(L_towctrans) && defined(__UCLIBC_HAS_XLOCALE__) */
  
  #ifdef L_towctrans_l
  libc_hidden_def(towctrans_l)
  #endif /* L_towctrans_l */
  
  #endif /* __LOCALE_C_ONLY */
  
  #ifndef L_towctrans_l
  libc_hidden_def(towctrans)
  #endif
  
  #endif
  /**********************************************************************/
  #ifdef L_wctrans
  
  static const char transstring[] = __CTYPE_TRANSTRING;
  
  libc_hidden_proto(wctrans)
  wctrans_t wctrans(const char *property)
  {
  	const unsigned char *p;
  	int i;
  
  	p = transstring;
  	i = 1;
  	do {
  		if (!strcmp(property, ++p)) {
  			return i;
  		}
  		++i;
  		p += p[-1];
  	} while (*p);
  
  	/* TODO - Add locale-specific translations. */
  	return 0;
  }
  libc_hidden_def(wctrans)
  
  #endif
  /**********************************************************************/
  #ifdef L_wctrans_l
  
  #ifdef __UCLIBC_MJN3_ONLY__
  #warning REMINDER: Currently wctrans_l simply calls wctrans.
  #endif /* __UCLIBC_MJN3_ONLY__ */
  
  libc_hidden_proto(wctrans)
  
  wctrans_t wctrans_l(const char *property, __locale_t locale)
  {
  	return wctrans(property);
  }
  
  #endif
  /**********************************************************************/
  