Require PETSc >= 3.12.2 + hypre if using AMS/ADS in Vector FE Exs. 3, 4 and 10

Author: nmnobre

examples/vector_fe/vector_fe_ex10/vector_fe_ex10.C

@@ -27,6 +27,7 @@
 
 // Basic utilities.
 #include "libmesh/string_to_enum.h"
+#include "libmesh/petsc_macro.h"
 
 // The solver packages supported by libMesh.
 #include "libmesh/enum_solver_package.h"
@@ -95,6 +96,11 @@ int main (int argc, char ** argv)
   // But allow the command line to override it.
   infile.parse_command_line(argc, argv);
 
+  // hypre AMS/ADS requires PETSc 3.12.2 or above with hypre support enabled
+  libmesh_example_requires((!infile.search("ams") && !infile.search("ads")) ||
+                           (!PETSC_VERSION_LESS_THAN(3, 12, 2) && LIBMESH_HAVE_PETSC_HYPRE),
+                           "PETSc 3.12.2 or above with hypre support enabled");
+
   // Read in parameters from the command line and the input file.
   const unsigned int dimension = infile("dim", 2);
   const unsigned int grid_size = infile("grid_size", 15);

examples/vector_fe/vector_fe_ex3/vector_fe_ex3.C

@@ -36,6 +36,7 @@
 #include "libmesh/string_to_enum.h"
 #include "libmesh/enum_solver_package.h"
 #include "libmesh/enum_norm_type.h"
+#include "libmesh/petsc_macro.h"
 
 // The systems and solvers we may use
 #include "curl_curl_system.h"
@@ -65,6 +66,11 @@ int main (int argc, char ** argv)
   // But allow the command line to override it.
   infile.parse_command_line(argc, argv);
 
+  // hypre AMS requires PETSc 3.12.2 or above with hypre support enabled
+  libmesh_example_requires(!infile.search("ams") ||
+                           (!PETSC_VERSION_LESS_THAN(3, 12, 2) && LIBMESH_HAVE_PETSC_HYPRE),
+                           "PETSc 3.12.2 or above with hypre support enabled");
+
   // Read in parameters from the input file
   const unsigned int grid_size = infile("grid_size", 2);
 

examples/vector_fe/vector_fe_ex4/vector_fe_ex4.C

@@ -34,6 +34,7 @@
 #include "libmesh/string_to_enum.h"
 #include "libmesh/enum_solver_package.h"
 #include "libmesh/enum_norm_type.h"
+#include "libmesh/petsc_macro.h"
 
 // The systems and solvers we may use
 #include "curl_curl_system.h"
@@ -60,6 +61,11 @@ int main (int argc, char ** argv)
   // But allow the command line to override it.
   infile.parse_command_line(argc, argv);
 
+  // hypre AMS requires PETSc 3.12.2 or above with hypre support enabled
+  libmesh_example_requires(!infile.search("ams") ||
+                           (!PETSC_VERSION_LESS_THAN(3, 12, 2) && LIBMESH_HAVE_PETSC_HYPRE),
+                           "PETSc 3.12.2 or above with hypre support enabled");
+
   // Read in parameters from the input file
   const unsigned int grid_size = infile("grid_size", 2);