- strncpy(name, sg_host_self()->get_cname(),
- strlen(sg_host_self()->get_cname()) < MPI_MAX_PROCESSOR_NAME - 1 ? strlen(sg_host_self()->get_cname()) + 1
- : MPI_MAX_PROCESSOR_NAME - 1);
- *resultlen = strlen(name) > MPI_MAX_PROCESSOR_NAME ? MPI_MAX_PROCESSOR_NAME : strlen(name);
+ int len = std::min<int>(sg_host_self()->get_name().size(), MPI_MAX_PROCESSOR_NAME - 1);
+ std::string(sg_host_self()->get_name()).copy(name, len);
+ name[len] = '\0';
+ *resultlen = len;