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Diffstat (limited to 'Source/JavaScriptCore/icu/unicode/putil.h')
| -rw-r--r-- | Source/JavaScriptCore/icu/unicode/putil.h | 180 |
1 files changed, 180 insertions, 0 deletions
diff --git a/Source/JavaScriptCore/icu/unicode/putil.h b/Source/JavaScriptCore/icu/unicode/putil.h new file mode 100644 index 0000000..685df53 --- /dev/null +++ b/Source/JavaScriptCore/icu/unicode/putil.h @@ -0,0 +1,180 @@ +/* +****************************************************************************** +* +* Copyright (C) 1997-2004, International Business Machines +* Corporation and others. All Rights Reserved. +* +****************************************************************************** +* +* FILE NAME : putil.h +* +* Date Name Description +* 05/14/98 nos Creation (content moved here from utypes.h). +* 06/17/99 erm Added IEEE_754 +* 07/22/98 stephen Added IEEEremainder, max, min, trunc +* 08/13/98 stephen Added isNegativeInfinity, isPositiveInfinity +* 08/24/98 stephen Added longBitsFromDouble +* 03/02/99 stephen Removed openFile(). Added AS400 support. +* 04/15/99 stephen Converted to C +* 11/15/99 helena Integrated S/390 changes for IEEE support. +* 01/11/00 helena Added u_getVersion. +****************************************************************************** +*/ + +#ifndef PUTIL_H +#define PUTIL_H + +#include "unicode/utypes.h" + +/* Define this to 1 if your platform supports IEEE 754 floating point, + to 0 if it does not. */ +#ifndef IEEE_754 +# define IEEE_754 1 +#endif + +/*==========================================================================*/ +/* Platform utilities */ +/*==========================================================================*/ + +/** + * Platform utilities isolates the platform dependencies of the + * libarary. For each platform which this code is ported to, these + * functions may have to be re-implemented. + */ + +/** + * Return the ICU data directory. + * The data directory is where common format ICU data files (.dat files) + * are loaded from. Note that normal use of the built-in ICU + * facilities does not require loading of an external data file; + * unless you are adding custom data to ICU, the data directory + * does not need to be set. + * + * The data directory is determined as follows: + * If u_setDataDirectory() has been called, that is it, otherwise + * if the ICU_DATA environment variable is set, use that, otherwise + * If a data directory was specifed at ICU build time + * (#define ICU_DATA_DIR "path"), use that, + * otherwise no data directory is available. + * + * @return the data directory, or an empty string ("") if no data directory has + * been specified. + * + * @stable ICU 2.0 + */ +U_STABLE const char* U_EXPORT2 u_getDataDirectory(void); + +/** + * Set the ICU data directory. + * The data directory is where common format ICU data files (.dat files) + * are loaded from. Note that normal use of the built-in ICU + * facilities does not require loading of an external data file; + * unless you are adding custom data to ICU, the data directory + * does not need to be set. + * + * This function should be called at most once in a process, before the + * first ICU operation (e.g., u_init()) that will require the loading of an + * ICU data file. + * This function is not thread-safe. Use it before calling ICU APIs from + * multiple threads. + * + * @param directory The directory to be set. + * + * @see u_init + * @stable ICU 2.0 + */ +U_STABLE void U_EXPORT2 u_setDataDirectory(const char *directory); + +/** + * Please use ucnv_getDefaultName() instead. + * Return the default codepage for this platform and locale. + * This function can call setlocale() on Unix platforms. Please read the + * platform documentation on setlocale() before calling this function. + * @return the default codepage for this platform + * @internal + */ +U_INTERNAL const char* U_EXPORT2 uprv_getDefaultCodepage(void); + +/** + * Please use uloc_getDefault() instead. + * Return the default locale ID string by querying ths system, or + * zero if one cannot be found. + * This function can call setlocale() on Unix platforms. Please read the + * platform documentation on setlocale() before calling this function. + * @return the default locale ID string + * @internal + */ +U_INTERNAL const char* U_EXPORT2 uprv_getDefaultLocaleID(void); + +/** + * Filesystem file and path separator characters. + * Example: '/' and ':' on Unix, '\\' and ';' on Windows. + * @stable ICU 2.0 + */ +#ifdef XP_MAC +# define U_FILE_SEP_CHAR ':' +# define U_FILE_ALT_SEP_CHAR ':' +# define U_PATH_SEP_CHAR ';' +# define U_FILE_SEP_STRING ":" +# define U_FILE_ALT_SEP_STRING ":" +# define U_PATH_SEP_STRING ";" +#elif defined(WIN32) || defined(OS2) +# define U_FILE_SEP_CHAR '\\' +# define U_FILE_ALT_SEP_CHAR '/' +# define U_PATH_SEP_CHAR ';' +# define U_FILE_SEP_STRING "\\" +# define U_FILE_ALT_SEP_STRING "/" +# define U_PATH_SEP_STRING ";" +#else +# define U_FILE_SEP_CHAR '/' +# define U_FILE_ALT_SEP_CHAR '/' +# define U_PATH_SEP_CHAR ':' +# define U_FILE_SEP_STRING "/" +# define U_FILE_ALT_SEP_STRING "/" +# define U_PATH_SEP_STRING ":" +#endif + +/** + * Convert char characters to UChar characters. + * This utility function is useful only for "invariant characters" + * that are encoded in the platform default encoding. + * They are a small, constant subset of the encoding and include + * just the latin letters, digits, and some punctuation. + * For details, see U_CHARSET_FAMILY. + * + * @param cs Input string, points to <code>length</code> + * character bytes from a subset of the platform encoding. + * @param us Output string, points to memory for <code>length</code> + * Unicode characters. + * @param length The number of characters to convert; this may + * include the terminating <code>NUL</code>. + * + * @see U_CHARSET_FAMILY + * @stable ICU 2.0 + */ +U_STABLE void U_EXPORT2 +u_charsToUChars(const char *cs, UChar *us, int32_t length); + +/** + * Convert UChar characters to char characters. + * This utility function is useful only for "invariant characters" + * that can be encoded in the platform default encoding. + * They are a small, constant subset of the encoding and include + * just the latin letters, digits, and some punctuation. + * For details, see U_CHARSET_FAMILY. + * + * @param us Input string, points to <code>length</code> + * Unicode characters that can be encoded with the + * codepage-invariant subset of the platform encoding. + * @param cs Output string, points to memory for <code>length</code> + * character bytes. + * @param length The number of characters to convert; this may + * include the terminating <code>NUL</code>. + * + * @see U_CHARSET_FAMILY + * @stable ICU 2.0 + */ +U_STABLE void U_EXPORT2 +u_UCharsToChars(const UChar *us, char *cs, int32_t length); + +#endif |