icuSources/common/cwchar.c

   1 /*
   2 ******************************************************************************
   3 *
   4 *   Copyright (C) 2001, International Business Machines
   5 *   Corporation and others.  All Rights Reserved.
   6 *
   7 ******************************************************************************
   8 *   file name:  cwchar.c
   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
  17 #include "unicode/utypes.h"
  18
  19 #if !U_HAVE_WCSCPY
  20
  21 #include "cwchar.h"
  22
  23 U_CAPI wchar_t *uprv_wcscat(wchar_t *dst, const wchar_t *src) {
  24     wchar_t *start=dst;
  25     while(*dst!=0) {
  26         ++dst;
  27     }
  28     while((*dst=*src)!=0) {
  29         ++dst;
  30         ++src;
  31     }
  32     return start;
  33 }
  34
  35 U_CAPI wchar_t *uprv_wcscpy(wchar_t *dst, const wchar_t *src) {
  36     wchar_t *start=dst;
  37     while((*dst=*src)!=0) {
  38         ++dst;
  39         ++src;
  40     }
  41     return start;
  42 }
  43
  44 U_CAPI size_t uprv_wcslen(const wchar_t *src) {
  45     const wchar_t *start=src;
  46     while(*src!=0) {
  47         ++src;
  48     }
  49     return src-start;
  50 }
  51
  52 #endif
  53