icuSources/common/cwchar.cpp

   1 // © 2016 and later: Unicode, Inc. and others.
   2 // License & terms of use: http://www.unicode.org/copyright.html
   3 /*
   4 ******************************************************************************
   5 *
   6 *   Copyright (C) 2001, International Business Machines
   7 *   Corporation and others.  All Rights Reserved.
   8 *
   9 ******************************************************************************
  10 *   file name:  cwchar.c
  11 *   encoding:   UTF-8
  12 *   tab size:   8 (not used)
  13 *   indentation:4
  14 *
  15 *   created on: 2001may25
  16 *   created by: Markus W. Scherer
  17 */
  18
  19 #include "unicode/utypes.h"
  20
  21 #if !U_HAVE_WCSCPY
  22
  23 #include "cwchar.h"
  24
  25 U_CAPI wchar_t *uprv_wcscat(wchar_t *dst, const wchar_t *src) {
  26     wchar_t *start=dst;
  27     while(*dst!=0) {
  28         ++dst;
  29     }
  30     while((*dst=*src)!=0) {
  31         ++dst;
  32         ++src;
  33     }
  34     return start;
  35 }
  36
  37 U_CAPI wchar_t *uprv_wcscpy(wchar_t *dst, const wchar_t *src) {
  38     wchar_t *start=dst;
  39     while((*dst=*src)!=0) {
  40         ++dst;
  41         ++src;
  42     }
  43     return start;
  44 }
  45
  46 U_CAPI size_t uprv_wcslen(const wchar_t *src) {
  47     const wchar_t *start=src;
  48     while(*src!=0) {
  49         ++src;
  50     }
  51     return src-start;
  52 }
  53
  54 #endif
  55