xbt_assert(not f->fail(), "Cannot open file '%s' (path=%s)", path.c_str(), (boost::join(surf_path, ":")).c_str());
std::stringstream buffer;
buffer << f->rdbuf();
xbt_assert(not f->fail(), "Cannot open file '%s' (path=%s)", path.c_str(), (boost::join(surf_path, ":")).c_str());
std::stringstream buffer;
buffer << f->rdbuf();