ꦫꦣꦺꦤ꧀ꦄꦤ꧀ꦠꦱꦺꦤ

PATH: usr / include / unicode

/*
******************************************************************************
*
*   Copyright (C) 1997-2011, 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"
 /**
  * \file
  * \brief C API: Platform Utilities
  */

/*==========================================================================*/
/* 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
 *      <code>
 * \code
 *        #define ICU_DATA_DIR "path" 
 * \endcode
 * </code> 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);

/**
 * @{
 * Filesystem file and path separator characters.
 * Example: '/' and ':' on Unix, '\\' and ';' on Windows.
 * @stable ICU 2.0
 */
#if U_PLATFORM == U_PF_CLASSIC_MACOS
#   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 U_PLATFORM_USES_ONLY_WIN32_API
#   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

[-] tzrule.h [edit]
[-] utrans.h [edit]
[-] ucnv.h [edit]
[-] dtrule.h [edit]
[-] format.h [edit]
[-] uvernum.h [edit]
[-] utf32.h [edit]
[-] ubidi.h [edit]
[-] enumset.h [edit]
[-] normlzr.h [edit]
[-] measfmt.h [edit]
[-] ubrk.h [edit]
[-] upluralrules.h [edit]
[-] sortkey.h [edit]
[-] bytestrie.h [edit]
[-] fpositer.h [edit]
[-] utf_old.h [edit]
[-] tmutamt.h [edit]
[-] uconfig.h [edit]
[-] alphaindex.h [edit]
[-] vtzone.h [edit]
[-] locdspnm.h [edit]
[-] numsys.h [edit]
[-] simpletz.h [edit]
[-] tznames.h [edit]
[-] stringpiece.h [edit]
[-] parseerr.h [edit]
[-] ucsdet.h [edit]
[-] appendable.h [edit]
[+] ..
[-] dtptngen.h [edit]
[-] dtintrv.h [edit]
[-] resbund.h [edit]
[-] ptypes.h [edit]
[-] ustdio.h [edit]
[-] symtable.h [edit]
[-] ucnv_err.h [edit]
[-] utypes.h [edit]
[-] bytestream.h [edit]
[-] dtfmtsym.h [edit]
[-] unorm2.h [edit]
[-] udateintervalformat.h [edit]
[-] ucat.h [edit]
[-] usearch.h [edit]
[-] platform.h [edit]
[-] unum.h [edit]
[-] locid.h [edit]
[-] uversion.h [edit]
[-] regex.h [edit]
[-] strenum.h [edit]
[-] ucasemap.h [edit]
[-] utmscale.h [edit]
[-] decimfmt.h [edit]
[-] messagepattern.h [edit]
[-] brkiter.h [edit]
[-] ucurr.h [edit]
[-] uset.h [edit]
[-] tztrans.h [edit]
[-] udata.h [edit]
[-] currpinf.h [edit]
[-] datefmt.h [edit]
[-] rbbi.h [edit]
[-] parsepos.h [edit]
[-] rbtz.h [edit]
[-] ucnv_cb.h [edit]
[-] ucoleitr.h [edit]
[-] udat.h [edit]
[-] putil.h [edit]
[-] coll.h [edit]
[-] gender.h [edit]
[-] ucharstriebuilder.h [edit]
[-] unimatch.h [edit]
[-] currunit.h [edit]
[-] ugender.h [edit]
[-] colldata.h [edit]
[-] uchriter.h [edit]
[-] tmunit.h [edit]
[-] ulocdata.h [edit]
[-] timezone.h [edit]
[-] unirepl.h [edit]
[-] umisc.h [edit]
[-] tmutfmt.h [edit]
[-] ushape.h [edit]
[-] dtitvinf.h [edit]
[-] usetiter.h [edit]
[-] uniset.h [edit]
[-] listformatter.h [edit]
[-] umsg.h [edit]
[-] ustream.h [edit]
[-] ustringtrie.h [edit]
[-] icudataver.h [edit]
[-] bytestriebuilder.h [edit]
[-] bms.h [edit]
[-] uldnames.h [edit]
[-] uregex.h [edit]
[-] schriter.h [edit]
[-] uenum.h [edit]
[-] uclean.h [edit]
[-] bmsearch.h [edit]
[-] utf16.h [edit]
[-] normalizer2.h [edit]
[-] calendar.h [edit]
[-] udatpg.h [edit]
[-] unifunct.h [edit]
[-] dbbi.h [edit]
[-] utext.h [edit]
[-] uchar.h [edit]
[-] tzfmt.h [edit]
[-] urep.h [edit]
[-] uscript.h [edit]
[-] urename.h [edit]
[-] std_string.h [edit]
[-] choicfmt.h [edit]
[-] rep.h [edit]
[-] idna.h [edit]
[-] unorm.h [edit]
[-] dtitvfmt.h [edit]
[-] utrace.h [edit]
[-] uidna.h [edit]
[-] search.h [edit]
[-] uobject.h [edit]
[-] basictz.h [edit]
[-] dcfmtsym.h [edit]
[-] coleitr.h [edit]
[-] translit.h [edit]
[-] ures.h [edit]
[-] unistr.h [edit]
[-] udisplaycontext.h [edit]
[-] fmtable.h [edit]
[-] rbnf.h [edit]
[-] gregocal.h [edit]
[-] uiter.h [edit]
[-] umachine.h [edit]
[-] plurrule.h [edit]
[-] plurfmt.h [edit]
[-] ucnvsel.h [edit]
[-] curramt.h [edit]
[-] ucal.h [edit]
[-] measure.h [edit]
[-] utf8.h [edit]
[-] uspoof.h [edit]
[-] icuplug.h [edit]
[-] chariter.h [edit]
[-] stringtriebuilder.h [edit]
[-] caniter.h [edit]
[-] utf.h [edit]
[-] fieldpos.h [edit]
[-] ucharstrie.h [edit]
[-] tblcoll.h [edit]
[-] ustring.h [edit]
[-] errorcode.h [edit]
[-] stsearch.h [edit]
[-] localpointer.h [edit]
[-] usprep.h [edit]
[-] docmain.h [edit]
[-] msgfmt.h [edit]
[-] selfmt.h [edit]
[-] unifilt.h [edit]
[-] uloc.h [edit]
[-] measunit.h [edit]
[-] ucol.h [edit]
[-] numfmt.h [edit]
[-] smpdtfmt.h [edit]