src/string/strtok.c


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#include <string.h>

char *strtok(char *restrict s, const char *restrict sep)
{
	static char *p;
	if (!s && !(s = p)) return NULL;
	s += strspn(s, sep);
	if (!*s) return p = 0;
	p = s + strcspn(s, sep);
	if (*p) *p++ = 0;
	else p = 0;
	return s;
}


#ifdef TEST
int
main(void) {
	return 0;
}
#endif