** Copyright 2001, Travis Geiselbrecht.
** Copyright 2011, Oliver Tappe <zooey@hirschkaefer.de>
** All rights reserved. Distributed under the terms of the NewOS License.
*/
#include <wchar_private.h>
wchar_t *
__wcstok(wchar_t* wcs, const wchar_t* delim, wchar_t** savePtr)
{
wchar_t *wcsBegin, *wcsEnd;
if (wcs == NULL && savePtr == NULL)
return NULL;
wcsBegin = wcs ? wcs : *savePtr;
if (wcsBegin == NULL)
return NULL;
wcsBegin += wcsspn(wcsBegin, delim);
if (*wcsBegin == '\0') {
if (savePtr)
*savePtr = NULL;
return NULL;
}
wcsEnd = wcspbrk(wcsBegin, delim);
if (wcsEnd && *wcsEnd != '\0')
*wcsEnd++ = '\0';
if (savePtr)
*savePtr = wcsEnd;
return wcsBegin;
}
B_DEFINE_WEAK_ALIAS(__wcstok, wcstok);
