foamRun, foamMultiRun: Pre-load the solver libraries before the mesh/meshes are constructed

to ensure that any solver-specific patch types are available before mesh construction.

applications/solvers/foamMultiRun/regionSolvers/regionSolvers.C

@@ -2,7 +2,7 @@
   =========                 |
   \\      /  F ield         | OpenFOAM: The Open Source CFD Toolbox
    \\    /   O peration     | Website:  https://openfoam.org
-    \\  /    A nd           | Copyright (C) 2022 OpenFOAM Foundation
+    \\  /    A nd           | Copyright (C) 2022-2023 OpenFOAM Foundation
      \\/     M anipulation  |
 -------------------------------------------------------------------------------
 License
@@ -37,7 +37,13 @@ Foam::regionSolvers::regionSolvers(const Time& runTime)
 
         forAllConstIter(dictionary, regionSolversDict, iter)
         {
-            append(Pair<word>(iter().keyword(), iter().stream()));
+            const word regionName(iter().keyword());
+            const word solverName(iter().stream());
+
+            // Load the solver library
+            solver::load(solverName);
+
+            append(Pair<word>(regionName, solverName));
         }
     }
     else
@@ -45,6 +51,7 @@ Foam::regionSolvers::regionSolvers(const Time& runTime)
         // Partial backward-compatibility
         // Converts the regions entry in the regionProperties dictionary into
         // the regionSolvers list
+        // Only supports fluid and solid regions
 
         typeIOobject<IOdictionary> regionPropertiesHeader
         (

applications/solvers/foamRun/foamRun.C

@@ -98,6 +98,11 @@ int main(int argc, char *argv[])
             << "solver not specified in the controlDict or on the command-line"
             << exit(FatalError);
     }
+    else
+    {
+        // Load the solver library
+        solver::load(solverName);
+    }
 
     // Create the default single region mesh
     #include "createMesh.H"

applications/utilities/mesh/generation/extrudeToRegionMesh/Make/options

@@ -8,7 +8,7 @@ EXE_INC = \
 EXE_LIBS = \
     -lfileFormats \
     -lfiniteVolume \
+    -lgenericPatchFields \
     -lmeshTools \
-    -lgenericPatches \
     -ldynamicMesh \
     -lextrudeModel

src/finiteVolume/solver/solver.H

@@ -135,6 +135,9 @@ public:
             fvMesh& mesh
         );
 
+        //- Load the specified solver library
+        static void load(const word& solverName);
+
 
     //- Destructor
     virtual ~solver();

src/finiteVolume/solver/solverNew.C

@@ -2,7 +2,7 @@
   =========                 |
   \\      /  F ield         | OpenFOAM: The Open Source CFD Toolbox
    \\    /   O peration     | Website:  https://openfoam.org
-    \\  /    A nd           | Copyright (C) 2022 OpenFOAM Foundation
+    \\  /    A nd           | Copyright (C) 2022-2023 OpenFOAM Foundation
      \\/     M anipulation  |
 -------------------------------------------------------------------------------
 License
@@ -27,6 +27,12 @@ License
 
 // * * * * * * * * * * * * * * * * Selectors * * * * * * * * * * * * * * * * //
 
+void Foam::solver::load(const word& solverName)
+{
+    libs.open("lib" + solverName + ".so");
+}
+
+
 Foam::autoPtr<Foam::solver> Foam::solver::New
 (
     const word& solverName,
@@ -35,7 +41,7 @@ Foam::autoPtr<Foam::solver> Foam::solver::New
 {
     Info<< "Selecting solver " << solverName << endl;
 
-    libs.open("lib" + solverName + ".so");
+    load(solverName);
 
     if (!fvMeshConstructorTablePtr_)
     {