int
main ()
{
/* configure should already have checked that the locale is supported. */
if (setlocale (LC_ALL, "") == NULL)
return 1;
ASSERT (mbspbrk ("Some text", "") == NULL);
{
const char input[] = "A long sentence";
ASSERT (mbspbrk (input, "aeiou") == input + 3);
ASSERT (mbspbrk (input, "iI") == NULL);
}
/* The following tests shows how mbspbrk() is different from strpbrk(). */
{
const char input[] = "B\303\266se B\303\274bchen"; /* "Böse Bübchen" */
ASSERT (mbspbrk (input, "\303\244\303\274") == input + 7); /* "äü" */
}
{
const char input[] = "B\303\266se B\303\274bchen"; /* "Böse Bübchen" */
ASSERT (mbspbrk (input, "\303") == NULL); /* invalid multibyte sequence */
}
return 0;
}
char *
mbstok_r (char *string, const char *delim, char **save_ptr)
{
if (MB_CUR_MAX > 1)
{
if (string == NULL)
{
string = *save_ptr;
if (string == NULL)
return NULL; /* reminder that end of token sequence has been
reached */
}
/* Skip leading delimiters. */
string += mbsspn (string, delim);
/* Found a token? */
if (*string == '\0')
{
*save_ptr = NULL;
return NULL;
}
/* Move past the token. */
{
char *token_end = mbspbrk (string, delim);
if (token_end != NULL)
{
/* NUL-terminate the token. */
*token_end = '\0';
*save_ptr = token_end + 1;
}
else
*save_ptr = NULL;
}
return string;
}
else
return strtok_r (string, delim, save_ptr);
}
char *
mbssep (char **stringp, const char *delim)
{
if (MB_CUR_MAX > 1)
{
char *start = *stringp;
char *ptr;
if (start == NULL)
return NULL;
/* No need to optimize the cases of 0 or 1 delimiters specially,
since mbspbrk already optimizes them. */
ptr = mbspbrk (start, delim);
if (ptr == NULL)
{
*stringp = NULL;
return start;
}
else
{
mbui_iterator_t iter;
mbui_init (iter, ptr);
if (!mbui_avail (iter))
abort ();
mbui_advance (iter);
*ptr = '\0';
*stringp = (char *) mbui_cur_ptr (iter);
return start;
}
}
else
return strsep (stringp, delim);
}
