int main(int argc, char* argv[])
{
HOSTS_PORTS hp;
FD_ARRAY *fd;
int i;
if (argc < 5)
{
printf("usage: %s controlhost controlport datahost_1 dataport_1 [datahost_2 dataport_2 ...]\n", argv[0]);
exit(10);
}
hp.numpairs = 0;
for (i = 0; 2*i + 4 < argc ;i++)
{
hp.nodes[i] = argv[2*i+3];
hp.ports[i] = argv[2*i+4];
hp.numpairs++;
}
assert(hp.numpairs <= NUMFDS);
fd = data_sockets(&hp);
initial_data(fd);
control_socket(fd, argv[1], argv[2]);
mainloop(0, fd);
for (i = 0; i < fd->numfds; i++)
{
close(fd->fds[i]);
}
close(fd->controlfd);
free(fd);
return 0;
}
pair<double, optional<std::shared_ptr<tangent_vector> > > operator()(const double& x, const double& epsilon) const
{
typedef pair<double, optional<std::shared_ptr<tangent_vector> > > return_type;
if (!curve_(x))
return return_type(x, optional<std::shared_ptr<tangent_vector> >());
cache_iterator_type initial_data(get_initial_data(x));
if (abs(initial_data->first - x) <= epsilon)
return return_type(initial_data->first, optional<std::shared_ptr<tangent_vector> >(initial_data->second));
optional<cache_iterator_type> result(advance(*initial_data->second, initial_data->first, x));
if (result)
return return_type(x, optional<std::shared_ptr<tangent_vector> >((*result)->second));
return return_type(x, optional<std::shared_ptr<tangent_vector> >());
}
