icuSources/common/cwchar.h

   1 /*
   2 ******************************************************************************
   3 *
   4 *   Copyright (C) 2001, International Business Machines
   5 *   Corporation and others.  All Rights Reserved.
   6 *
   7 ******************************************************************************
   8 *   file name:  cwchar.h
   9 *   encoding:   US-ASCII
  10 *   tab size:   8 (not used)
  11 *   indentation:4
  12 *
  13 *   created on: 2001may25
  14 *   created by: Markus W. Scherer
  15 *
  16 *   This file contains ICU-internal definitions of wchar_t operations.
  17 *   These definitions were moved here from cstring.h so that fewer
  18 *   ICU implementation files include wchar.h.
  19 */
  20
  21 #ifndef __CWCHAR_H__
  22 #define __CWCHAR_H__
  23
  24 #include <string.h>
  25 #include <stdlib.h>
  26 #include "unicode/utypes.h"
  27
  28 /* Do this after utypes.h so that we have U_HAVE_WCHAR_H . */
  29 #if U_HAVE_WCHAR_H
  30 #   include <wchar.h>
  31 #endif
  32
  33 /*===========================================================================*/
  34 /* Wide-character functions                                                  */
  35 /*===========================================================================*/
  36
  37 /* The following are not available on all systems, defined in wchar.h or string.h. */
  38 #if U_HAVE_WCSCPY
  39 #   define uprv_wcscpy wcscpy
  40 #   define uprv_wcscat wcscat
  41 #   define uprv_wcslen wcslen
  42 #else
  43 U_CAPI wchar_t* U_EXPORT2
  44 uprv_wcscpy(wchar_t *dst, const wchar_t *src);
  45 U_CAPI wchar_t* U_EXPORT2
  46 uprv_wcscat(wchar_t *dst, const wchar_t *src);
  47 U_CAPI size_t U_EXPORT2
  48 uprv_wcslen(const wchar_t *src);
  49 #endif
  50
  51 /* The following are part of the ANSI C standard, defined in stdlib.h . */
  52 #define uprv_wcstombs(mbstr, wcstr, count) U_STANDARD_CPP_NAMESPACE wcstombs(mbstr, wcstr, count)
  53 #define uprv_mbstowcs(wcstr, mbstr, count) U_STANDARD_CPP_NAMESPACE mbstowcs(wcstr, mbstr, count)
  54
  55
  56 #endif