Model directory is created if not existing and a runtime exception is… (

#5)

… thrown if creation fails, and model file name is logged

.vscode/c_cpp_properties.json

@@ -6,6 +6,7 @@
                 "${workspaceFolder}/**",
                 "/usr/include/c++/14/",
                 "/usr/include/linux/",
+                "/usr/include/",
                 "/home/GHo/Documents/Code/NebulOuS/Solver/",
                 "/home/GHo/Documents/Code/Theron++/",
                 "/home/GHo/Documents/Code/CxxOpts/include/",
@@ -31,6 +32,7 @@
                     "/home/GHo/Documents/Code/Theron++/",
                     "/home/GHo/Documents/Code/CxxOpts/include/",
                     "/opt/AMPL/amplapi/include/",
+                    "/usr/include/",
                     "/usr/include/c++/14/",
                     "/usr/include/linux/"
                 ],

AMPLSolver.cpp

@@ -41,6 +41,9 @@ std::string AMPLSolver::SaveFile( std::string_view TheName,
 
   if( TheFile.is_open() )
   {
+    Theron::ConsoleOutput Output;
+    Output << "AMPL Solver saving the file: " <<  TheFileName << std::endl;
+
     TheFile << TheContent;
     TheFile.close();
     return TheFileName;

SolverComponent.cpp

@@ -187,8 +187,24 @@ int main( int NumberOfCLIOptions, char ** CLIOptionStrings )
 
   std::filesystem::path ModelDirectory( CLIValues["ModelDir"].as<std::string>() );
 
-  if( ModelDirectory.empty() || !std::filesystem::exists( ModelDirectory ) )
+  if( ModelDirectory.empty() ) 
     ModelDirectory = std::filesystem::temp_directory_path();
+  else if ( !std::filesystem::exists( ModelDirectory ) )
+  {
+    if( !std::filesystem::create_directory( ModelDirectory ) )
+    {
+      std::source_location Location = std::source_location::current();
+      std::ostringstream ErrorMessage;
+
+      ErrorMessage  << "[" << Location.file_name() << " at line " 
+                    << Location.line() << "in function " 
+                    << Location.function_name() <<"] " 
+                    << "The requested model directory " << ModelDirectory
+                    << " does not exist and cannot be created";
+
+      throw std::runtime_error( ErrorMessage.str() );
+    }
+  }
 
 // --------------------------------------------------------------------------
   // AMQ options