lib/msvcrt/wstring/wcsspn.c

   1 #include <msvcrt/string.h>
   2
   3 size_t wcsspn(const wchar_t *str,const wchar_t *accept)
   4 {
   5         wchar_t  *s;
   6         wchar_t  *t;
   7         s=(wchar_t *)str;
   8         do {
   9                 t=(wchar_t *)accept;
  10                 while (*t) {
  11                         if (*t==*s)
  12                                 break;
  13                         t++;
  14                 }
  15                 if (!*t)
  16                         break;
  17                 s++;
  18         } while (*s);
  19         return s-str; /* nr of wchars */
  20 }