/**
* Add role to buffer.
*
* @param member Relation member object where the length of the role
* will be set.
* @param role The role.
* @param length Length of role (without \0 termination).
* @throws std:length_error If role is longer than osmium::max_osm_string_length
*/
void add_role(osmium::RelationMember& member, const char* role, const size_t length) {
if (length > osmium::max_osm_string_length) {
throw std::length_error("OSM relation member role is too long");
}
member.set_role_size(osmium::string_size_type(length) + 1);
add_size(append(role, osmium::memory::item_size_type(length)) + append_zero());
add_padding(true);
}
/**
* Add role to buffer.
*
* @param member Relation member object where the length of the role
* will be set.
* @param role The role.
* @param length Length of role string including \0 termination.
*/
void add_role(osmium::RelationMember& member, const char* role, const string_size_type length) {
member.set_role_size(length);
add_size(append(role, length));
add_padding(true);
}