by reference

src/inputs/geometry.cpp

@@ -3,7 +3,7 @@
 namespace solver {
 
 solver::GeometrySettings make_geometry(solver::InputInfo ii,
-                                       std::vector<InputsMessage> messages) {
+                                       std::vector<InputsMessage> &messages) {
   solver::GeometrySettings geo;
 
   if (ii.count(CSG_FILENAME)) {

src/inputs/mesh.cpp

@@ -3,7 +3,7 @@
 namespace solver {
 
 solver::MeshSettings make_mesh(solver::InputInfo ii,
-                               std::vector<InputsMessage> messages) {
+                               std::vector<InputsMessage> &messages) {
   solver::MeshSettings mesh;
   auto [mx, my, mz] = mesh.axes;
 

src/inputs/solver.cpp

@@ -4,7 +4,7 @@
 
 namespace solver {
 
-void require(std::string key, std::vector<InputsMessage> messages, int size) {
+void require(std::string key, std::vector<InputsMessage> &messages, int size) {
   std::ostringstream oss;
 
   if (size == 0) {

src/inputs/solver_impl.hpp

 #include <solver.hpp>
 
 namespace solver {
-GeometrySettings make_geometry(solver::InputInfo,
-                               std::vector<InputsMessage> messages);
-MeshSettings make_mesh(solver::InputInfo, std::vector<InputsMessage> messages);
-TimeSettings make_time(solver::InputInfo, std::vector<InputsMessage> messages);
-void require(std::string, std::vector<InputsMessage>, int);
+GeometrySettings make_geometry(solver::InputInfo, std::vector<InputsMessage> &);
+MeshSettings make_mesh(solver::InputInfo, std::vector<InputsMessage> &);
+TimeSettings make_time(solver::InputInfo, std::vector<InputsMessage> &);
+void require(std::string, std::vector<InputsMessage> &, int);
 } // namespace solver

src/inputs/time.cpp

@@ -3,7 +3,7 @@
 namespace solver {
 
 solver::TimeSettings make_time(solver::InputInfo ii,
-                               std::vector<InputsMessage> messages) {
+                               std::vector<InputsMessage> &messages) {
   solver::TimeSettings time;
 
   auto dt_max = std::get<solver::NumberArray>(ii[DT_MAX]);