diff -r 000000000000 -r 6474c204b198 build/stlport/src/c_locale.h --- /dev/null Thu Jan 01 00:00:00 1970 +0000 +++ b/build/stlport/src/c_locale.h Wed Dec 31 06:09:35 2014 +0100 @@ -0,0 +1,450 @@ +/* + * Copyright (c) 1999 + * Silicon Graphics Computer Systems, Inc. + * + * Copyright (c) 1999 + * Boris Fomitchev + * + * This material is provided "as is", with absolutely no warranty expressed + * or implied. Any use is at your own risk. + * + * Permission to use or copy this software for any purpose is hereby granted + * without fee, provided the above notices are retained on all copies. + * Permission to modify the code and to distribute modified code is granted, + * provided the above notices are retained, and a notice that the code was + * modified is included with the above copyright notice. + * + */ + +/* + * It is impossible to write the C++ locale library in terms of locales + * as defined in the C standard. Instead, we write the C++ locale and I/O + * library in terms of a low level C-like interface. This file defines + * that interface. + * + * The low-level locale interface can't be written portably; there + * must be a version of it for each platform that the C++ library + * is ported to. On many systems this interface may be a thin wrapper + * for existing functionality. + */ + +#ifndef _STLP_C_LOCALE_IMPL_H +#define _STLP_C_LOCALE_IMPL_H + +#include "stlport_prefix.h" + +#include /* for mbstate_t */ +#include + +struct _Locale_name_hint; + +#if defined (_GNU_SOURCE) && defined (__GLIBC__) && \ + ((__GLIBC__ > 2) || (__GLIBC__ == 2 && __GLIBC_MINOR__ >= 2)) +# define _STLP_USE_GLIBC2_LOCALIZATION +# include +typedef nl_catd nl_catd_type; +#else +typedef int nl_catd_type; +#endif + +/* + * A number: the maximum length of a simple locale name. + * (i.e. a name like like en_US, as opposed to a name like + * en_US/de_AT/de_AT/es_MX/en_US/en_US) */ +#define _Locale_MAX_SIMPLE_NAME 256 + +#ifdef __cplusplus +extern "C" { +#endif + +/* + * Typedefs: + */ +typedef unsigned short int _Locale_mask_t; + +/* Function called during STLport library load phase. Might contain any + * code necessary to the platform localization layer. + */ +void _Locale_init(void); + +/* Function called during STLport library unload. Might contain any + * code necessary to the platform localization layer. + */ +void _Locale_final(void); + +/* Create a category of the locale with the given name. + * + * The char* argument is a simple (not a composite) locale name, which may + * neither be an empty string nor a null pointer. + * + * These functions return NULL to indicate failure. Failure reason should be reported + * using the __err_code pointer. + */ +struct _Locale_ctype* _Locale_ctype_create(const char *, struct _Locale_name_hint*, int * /* __err_code */); +struct _Locale_codecvt* _Locale_codecvt_create(const char *, struct _Locale_name_hint*, int * /* __err_code */); +struct _Locale_numeric* _Locale_numeric_create(const char *, struct _Locale_name_hint*, int * /* __err_code */); +struct _Locale_time* _Locale_time_create(const char *, struct _Locale_name_hint*, int * /* __err_code */); +struct _Locale_collate* _Locale_collate_create(const char *, struct _Locale_name_hint*, int * /* __err_code */); +struct _Locale_monetary* _Locale_monetary_create(const char *, struct _Locale_name_hint*, int * /* __err_code */); +struct _Locale_messages* _Locale_messages_create(const char *, struct _Locale_name_hint*, int * /* __err_code */); + +/* Give error reason on failure of one of the _Locale_*_create functions. Available + * reasons are: + * 0: No specific error reason has been reported. + * 1: No platform support for the given facet. + * 2: Unknown locale name + * 3: No platform API for localization support. + * 4: No more memory + */ +#define _STLP_LOC_UNDEFINED 0 +#define _STLP_LOC_UNSUPPORTED_FACET_CATEGORY 1 +#define _STLP_LOC_UNKNOWN_NAME 2 +#define _STLP_LOC_NO_PLATFORM_SUPPORT 3 +#define _STLP_LOC_NO_MEMORY 4 + +/* Release a category of a locale + * + * These functions are used to release a category acquired with the + * according _Locale_*_create() functions. + */ +void _Locale_ctype_destroy(struct _Locale_ctype *); +void _Locale_codecvt_destroy(struct _Locale_codecvt *); +void _Locale_numeric_destroy(struct _Locale_numeric *); +void _Locale_time_destroy(struct _Locale_time *); +void _Locale_collate_destroy(struct _Locale_collate *); +void _Locale_monetary_destroy(struct _Locale_monetary *); +void _Locale_messages_destroy(struct _Locale_messages *); + +/* + * Returns the name of the user's default locale in each + * category, as a null-terminated string. A NULL value + * means the default "C" locale. + */ +const char * _Locale_ctype_default(char * __buf); +const char * _Locale_numeric_default(char * __buf); +const char * _Locale_time_default(char * __buf); +const char * _Locale_collate_default(char * __buf); +const char * _Locale_monetary_default(char * __buf); +const char * _Locale_messages_default(char * __buf); + +/* Retrieve the name of the given category + * + * __buf points to a buffer that can hold at least _Locale_MAX_SIMPLE_NAME + * characters. These functions store the name, as a null-terminated + * string, in __buf. This function can't fail, at worst name is truncated. + */ +char const* _Locale_ctype_name(const struct _Locale_ctype *, char* __buf); +char const* _Locale_codecvt_name(const struct _Locale_codecvt *, char* __buf); +char const* _Locale_numeric_name(const struct _Locale_numeric *, char* __buf); +char const* _Locale_time_name(const struct _Locale_time *, char* __buf); +char const* _Locale_collate_name(const struct _Locale_collate *, char* __buf); +char const* _Locale_monetary_name(const struct _Locale_monetary *, char* __buf); +char const* _Locale_messages_name(const struct _Locale_messages *, char* __buf); + +/* + * cname is a (possibly composite) locale name---i.e. a name that can + * be passed to setlocale. __buf points to an array large enough to + * store at least _Locale_MAX_SIMPLE_NAME characters, and each of these + * functions extracts the name of a single category, stores it in buf + * as a null-terminated string, and returns buf. + */ +char const* _Locale_extract_ctype_name(const char *cname, char *__buf, + struct _Locale_name_hint* __hint, int *__err_code); +char const* _Locale_extract_numeric_name(const char *cname, char *__buf, + struct _Locale_name_hint* __hint, int *__err_code); +char const* _Locale_extract_time_name(const char *cname, char *__buf, + struct _Locale_name_hint* __hint, int *__err_code); +char const* _Locale_extract_collate_name(const char *cname, char *__buf, + struct _Locale_name_hint* __hint, int *__err_code); +char const* _Locale_extract_monetary_name(const char *cname, char *__buf, + struct _Locale_name_hint* __hint, int *__err_code); +char const* _Locale_extract_messages_name(const char *cname, char *__buf, + struct _Locale_name_hint* __hint, int *__err_code); + +/* Functions to improve locale creation process. For some locale API (Win32) + * you need to find a locale identification from the name which can be a + * rather expensive operation especially if you do so for all facets of a + * locale. Those functions can be used to extract from a API dependent facet + * struct the information necessary to skip this lookup process for other + * facets creation. If not supported those function should return NULL. + */ +struct _Locale_name_hint* _Locale_get_ctype_hint(struct _Locale_ctype*); +struct _Locale_name_hint* _Locale_get_numeric_hint(struct _Locale_numeric*); +struct _Locale_name_hint* _Locale_get_time_hint(struct _Locale_time*); +struct _Locale_name_hint* _Locale_get_collate_hint(struct _Locale_collate*); +struct _Locale_name_hint* _Locale_get_monetary_hint(struct _Locale_monetary*); +struct _Locale_name_hint* _Locale_get_messages_hint(struct _Locale_messages*); + +/* + * FUNCTIONS THAT USE CTYPE + */ + +/* + * Narrow character functions: + */ + +/* + * Returns a pointer to the beginning of the ctype table. The table is + * at least 257 bytes long; if p is the pointer returned by this + * function, then p[c] is valid if c is EOF or if p is any value of + * type unsigned char. + */ +const _Locale_mask_t * _Locale_ctype_table(struct _Locale_ctype *); + +/* + * c is either EOF, or an unsigned char value. + */ +int _Locale_toupper(struct _Locale_ctype *, int /* c */); +int _Locale_tolower(struct _Locale_ctype *, int /* c */); + + +#ifndef _STLP_NO_WCHAR_T +/* + * Wide character functions: + */ +_Locale_mask_t _WLocale_ctype(struct _Locale_ctype *, wint_t, _Locale_mask_t); +wint_t _WLocale_tolower(struct _Locale_ctype *, wint_t); +wint_t _WLocale_toupper(struct _Locale_ctype *, wint_t); + +/* + * Multibyte functions: + */ + +/* + * Returns the number of bytes of the longest allowed multibyte + * character in the current encoding. + */ +int _WLocale_mb_cur_max(struct _Locale_codecvt *); + +/* + * Returns the number of bytes of the shortest allowed multibyte + * character in the current encoding. + */ +int _WLocale_mb_cur_min(struct _Locale_codecvt *); + +/* + * Returns 1 if the current multibyte encoding is stateless + * and does not require the use of an mbstate_t value. + */ +int _WLocale_is_stateless(struct _Locale_codecvt *); + +/* + * Almost identical to mbrtowc, from 4.6.5.3.2 of NA1. The only + * important difference is that mbrtowc treats null wide characters + * as special, and we don't. Specifically: examines the characters + * in [from, from + n), extracts a single wide character, and stores + * it in *to. Modifies shift_state if appropriate. The return value, + * which is always positive, is the number of characters extracted from + * the input sequence. Return value is (size_t) -1 if there was an + * encoding error in the input sequence, and (size_t) -2 if + * [from, from + n) is correct but not complete. None of the pointer + * arguments may be null pointers. + */ +size_t _WLocale_mbtowc(struct _Locale_codecvt *, + wchar_t * /* to */, + const char * /* from */, size_t /* n */, + mbstate_t *); + +/* + * Again, very similar to wcrtomb. The differences are that (1) it + * doesn't treat null characters as special; and (2) it stores at most + * n characters. Converts c to a multibyte sequence, stores that + * sequence in the array 'to', and returns the length of the sequence. + * Modifies shift_state if appropriate. The return value is (size_t) -1 + * if c is not a valid wide character, and (size_t) -2 if the length of + * the multibyte character sequence is greater than n. + */ +size_t _WLocale_wctomb(struct _Locale_codecvt *, + char *, size_t, + const wchar_t, + mbstate_t *); + +/* + * Inserts whatever characters are necessary to restore st to an + * initial shift state. Sets *next to buf + m, where m is the number + * of characters inserted. (0 <= m <= n.) Returns m to indicate + * success, (size_t) -1 to indicate error, (size_t) -2 to indicate + * partial success (more than n characters needed). For success or partial + * success, sets *next to buf + m. + */ +size_t _WLocale_unshift(struct _Locale_codecvt *, + mbstate_t *, + char *, size_t, char **); +#endif + +/* + * FUNCTIONS THAT USE COLLATE + */ + +/* + * Compares the two sequences [s1, s1 + n1) and [s2, s2 + n2). Neither + * sequence is assumed to be null-terminated, and null characters + * aren't special. If the two sequences are the same up through + * min(n1, n2), then the sequence that compares less is whichever one + * is shorter. + */ +int _Locale_strcmp(struct _Locale_collate *, + const char * /* s1 */, size_t /* n1 */, + const char * /* s2 */, size_t /* n2 */); +#ifndef _STLP_NO_WCHAR_T +int _WLocale_strcmp(struct _Locale_collate *, + const wchar_t * /* s1 */, size_t /* n1 */, + const wchar_t * /* s2 */, size_t /* n2 */); +#endif + +/* + * Creates a transformed version of the string [s2, s2 + n2). The + * string may contain embedded null characters; nulls aren't special. + * The transformed string begins at s1, and contains at most n1 + * characters. The return value is the length of the transformed + * string. If the return value is greater than n1 then this is an + * error condition: it indicates that there wasn't enough space. In + * that case, the contents of [s1, s1 + n1) is unspecified. +*/ +size_t _Locale_strxfrm(struct _Locale_collate *, + char * /* s1 */, size_t /* n1 */, + const char * /* s2 */, size_t /* n2 */); + +#ifndef _STLP_NO_WCHAR_T +size_t _WLocale_strxfrm(struct _Locale_collate *, + wchar_t * /* s1 */, size_t /* n1 */, + const wchar_t * /* s2 */, size_t /* n2 */); +#endif + + +/* + * FUNCTIONS THAT USE NUMERIC + */ + +/* + * Equivalent to the first three fields in struct lconv. (C standard, + * section 7.4.) + */ +char _Locale_decimal_point(struct _Locale_numeric *); +char _Locale_thousands_sep(struct _Locale_numeric *); +const char * _Locale_grouping(struct _Locale_numeric *); + +#ifndef _STLP_NO_WCHAR_T +wchar_t _WLocale_decimal_point(struct _Locale_numeric *); +wchar_t _WLocale_thousands_sep(struct _Locale_numeric *); +#endif + +/* + * Return "true" and "false" in English locales, and something + * appropriate in non-English locales. + */ +const char * _Locale_true(struct _Locale_numeric *); +const char * _Locale_false(struct _Locale_numeric *); + +#ifndef _STLP_NO_WCHAR_T +const wchar_t * _WLocale_true(struct _Locale_numeric *, wchar_t* /* buf */, size_t /* bufSize */); +const wchar_t * _WLocale_false(struct _Locale_numeric *, wchar_t* /* buf */, size_t /* bufSize */); +#endif + +/* + * FUNCTIONS THAT USE MONETARY + */ + +/* + * Return the obvious fields of struct lconv. + */ +const char * _Locale_int_curr_symbol(struct _Locale_monetary *); +const char * _Locale_currency_symbol(struct _Locale_monetary *); +char _Locale_mon_decimal_point(struct _Locale_monetary *); +char _Locale_mon_thousands_sep(struct _Locale_monetary *); +const char * _Locale_mon_grouping(struct _Locale_monetary *); +const char * _Locale_positive_sign(struct _Locale_monetary *); +const char * _Locale_negative_sign(struct _Locale_monetary *); +char _Locale_int_frac_digits(struct _Locale_monetary *); +char _Locale_frac_digits(struct _Locale_monetary *); +int _Locale_p_cs_precedes(struct _Locale_monetary *); +int _Locale_p_sep_by_space(struct _Locale_monetary *); +int _Locale_p_sign_posn(struct _Locale_monetary *); +int _Locale_n_cs_precedes(struct _Locale_monetary *); +int _Locale_n_sep_by_space(struct _Locale_monetary *); +int _Locale_n_sign_posn(struct _Locale_monetary *); + +#ifndef _STLP_NO_WCHAR_T +const wchar_t * _WLocale_int_curr_symbol(struct _Locale_monetary *, wchar_t* /* buf */, size_t /* bufSize */); +const wchar_t * _WLocale_currency_symbol(struct _Locale_monetary *, wchar_t* /* buf */, size_t /* bufSize */); +wchar_t _WLocale_mon_decimal_point(struct _Locale_monetary *); +wchar_t _WLocale_mon_thousands_sep(struct _Locale_monetary *); +const wchar_t * _WLocale_positive_sign(struct _Locale_monetary *, wchar_t* /* buf */, size_t /* bufSize */); +const wchar_t * _WLocale_negative_sign(struct _Locale_monetary *, wchar_t* /* buf */, size_t /* bufSize */); +#endif + +/* + * FUNCTIONS THAT USE TIME + */ + +/* + * month is in the range [0, 12). + */ +const char * _Locale_full_monthname(struct _Locale_time *, int /* month */); +const char * _Locale_abbrev_monthname(struct _Locale_time *, int /* month */); + +#ifndef _STLP_NO_WCHAR_T +const wchar_t * _WLocale_full_monthname(struct _Locale_time *, int /* month */, + wchar_t* /* buf */, size_t /* bufSize */); +const wchar_t * _WLocale_abbrev_monthname(struct _Locale_time *, int /* month */, + wchar_t* /* buf */, size_t /* bufSize */); +#endif + +/* + * day is in the range [0, 7). Sunday is 0. + */ +const char * _Locale_full_dayofweek(struct _Locale_time *, int /* day */); +const char * _Locale_abbrev_dayofweek(struct _Locale_time *, int /* day */); + +#ifndef _STLP_NO_WCHAR_T +const wchar_t * _WLocale_full_dayofweek(struct _Locale_time *, int /* day */, + wchar_t* /* buf */, size_t /* bufSize */); +const wchar_t * _WLocale_abbrev_dayofweek(struct _Locale_time *, int /* day */, + wchar_t* /* buf */, size_t /* bufSize */); +#endif + +const char * _Locale_d_t_fmt(struct _Locale_time *); +const char * _Locale_d_fmt(struct _Locale_time *); +const char * _Locale_t_fmt(struct _Locale_time *); +const char * _Locale_long_d_t_fmt(struct _Locale_time*); +const char * _Locale_long_d_fmt(struct _Locale_time*); + +const char * _Locale_am_str(struct _Locale_time *); +const char * _Locale_pm_str(struct _Locale_time *); + +#ifndef _STLP_NO_WCHAR_T +const wchar_t * _WLocale_am_str(struct _Locale_time *, + wchar_t* /* buf */, size_t /* bufSize */); +const wchar_t * _WLocale_pm_str(struct _Locale_time *, + wchar_t* /* buf */, size_t /* bufSize */); +#endif + +/* + * FUNCTIONS THAT USE MESSAGES + */ + +/* + * Very similar to catopen, except that it uses the given message + * category to determine which catalog to open. + */ +nl_catd_type _Locale_catopen(struct _Locale_messages*, const char*); + +/* Complementary to _Locale_catopen. + * The catalog must be a value that was returned by a previous call + * to _Locale_catopen. + */ +void _Locale_catclose(struct _Locale_messages*, nl_catd_type); + +/* + * Returns a string, identified by a set index and a message index, + * from an opened message catalog. Returns the supplied default if + * no such string exists. + */ +const char * _Locale_catgets(struct _Locale_messages *, nl_catd_type, + int, int,const char *); + +#ifdef __cplusplus +} +#endif + +#endif /* _STLP_C_LOCALE_IMPL_H */