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[/] [or1k/] [trunk/] [linux/] [uClibc/] [libc/] [misc/] [wctype/] [wctype.c] - Rev 1765
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/* 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 _GNU_SOURCE #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> #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> #endif /* __UCLIBC_HAS_XLOCALE__ */ /* 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 extern int __iswctype_l (wint_t __wc, wctype_t __desc, __locale_t __locale) __THROW; #define ISW_FUNC_BODY(NAME) \ int __PASTE3(__isw,NAME,_l) (wint_t wc, __locale_t l) \ { \ return __iswctype_l(wc, __PASTE2(_CTYPE_is,NAME), l); \ } \ weak_alias(__PASTE3(__isw,NAME,_l), __PASTE3(isw,NAME,_l)) #else /* __UCLIBC_DO_XLOCALE */ extern int __iswctype (wint_t __wc, wctype_t __desc) __THROW; #define ISW_FUNC_BODY(NAME) \ int __PASTE2(isw,NAME) (wint_t wc) \ { \ return __iswctype(wc, __PASTE2(_CTYPE_is,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 weak_alias(__towlower_l, towlower_l) #endif /* L_towlower_l */ #endif /* __LOCALE_C_ONLY */ #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 weak_alias(__towupper_l, towupper_l) #endif /* L_towupper_l */ #endif /* __LOCALE_C_ONLY */ #endif /**********************************************************************/ #ifdef L_wctype static const unsigned char typestring[] = __CTYPE_TYPESTRING; /* extern const unsigned char typestring[]; */ 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; } #endif /**********************************************************************/ #ifdef L_wctype_l #ifdef __UCLIBC_MJN3_ONLY__ #warning REMINDER: Currently wctype_l simply calls wctype. #endif /* __UCLIBC_MJN3_ONLY__ */ wctype_t __wctype_l (const char *property, __locale_t locale) { return wctype(property); } weak_alias(__wctype_l, 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 weak_alias(__iswctype_l, iswctype_l) #endif /* L_iswctype_l */ #endif /* __LOCALE_C_ONLY */ #ifdef L_iswctype weak_alias(__iswctype, 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 weak_alias(__towctrans_l, towctrans_l) #endif /* L_towctrans_l */ #endif /* __LOCALE_C_ONLY */ #endif /**********************************************************************/ #ifdef L_wctrans static const char transstring[] = __CTYPE_TRANSTRING; 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; } #endif /**********************************************************************/ #ifdef L_wctrans_l #ifdef __UCLIBC_MJN3_ONLY__ #warning REMINDER: Currently wctrans_l simply calls wctrans. #endif /* __UCLIBC_MJN3_ONLY__ */ wctrans_t __wctrans_l(const char *property, __locale_t locale) { return wctrans(property); } weak_alias(__wctrans_l, wctrans_l) #endif /**********************************************************************/