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      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
     57