void addReplyBulkCString(client *c, const char *s) {
    if (s == NULL) {
        addReplyNull(c);
    } else {
        addReplyBulkCBuffer(c,s,strlen(s));
    }
}
void addReplyBulkCString(client *c, const char *s) {
    if (s == NULL) {
        addReplyNull(c);
    } else {
        addReplyBulkCBuffer(c,s,strlen(s));
    }
}