src/system/libroot/posix/wchar/wcsxfrm.cpp

   1 /*
   2  * Copyright 2011, Oliver Tappe, zooey@hirschkaefer.de.
   3  * All rights reserved. Distributed under the terms of the MIT license.
   4  */
   5
   6 #include <errno.h>
   7
   8 #include <errno_private.h>
   9 #include <LocaleBackend.h>
  10 #include <wchar_private.h>
  11
  12
  13 using BPrivate::Libroot::gLocaleBackend;
  14
  15
  16 extern "C" size_t
  17 __wcsxfrm(wchar_t* dest, const wchar_t* src, size_t destSize)
  18 {
  19         if (gLocaleBackend != NULL) {
  20                 size_t outSize = 0;
  21                 status_t status = gLocaleBackend->Wcsxfrm(dest, src, destSize, outSize);
  22
  23                 if (status != B_OK)
  24                         __set_errno(EINVAL);
  25
  26                 return outSize;
  27         }
  28
  29         return wcslcpy(dest, src, destSize);
  30 }
  31
  32
  33 extern "C"
  34 B_DEFINE_WEAK_ALIAS(__wcsxfrm, wcsxfrm);