Here is a quick little wildcard matcher by Arjan Kenter

match.c

/* Here is a quick little wildcard matcher by Arjan Kenter: */

int match(char *pat, char *str)
{
	switch(*pat) {
	case '\0':  return !*str;
	case '*':   return match(pat+1, str) ||
				*str && match(pat, str+1);
	case '?':   return *str && match(pat+1, str+1);
	default:    return *pat == *str && match(pat+1, str+1);
	}
}
/* (Copyright 1995, Arjan Kenter) */