xref: /petsc/src/sys/tests/ex26.c (revision 609caa7c8c030312b00807b4f015fd827bb80932)
1c4762a1bSJed Brown static char help[] = "Tests repeated PetscInitialize/PetscFinalize calls.\n\n";
2c4762a1bSJed Brown 
3c4762a1bSJed Brown #include <petscsys.h>
4c4762a1bSJed Brown 
main(int argc,char ** argv)5d71ae5a4SJacob Faibussowitsch int main(int argc, char **argv)
6d71ae5a4SJacob Faibussowitsch {
7c4762a1bSJed Brown   int i, imax;
8540e20f2SPierre Jolivet #if defined(PETSC_HAVE_ELEMENTAL)
9540e20f2SPierre Jolivet   PetscBool initialized;
10540e20f2SPierre Jolivet #endif
11c4762a1bSJed Brown 
12c4762a1bSJed Brown #if defined(PETSC_HAVE_MPIUNI)
13c4762a1bSJed Brown   imax = 32;
14c4762a1bSJed Brown #else
15c4762a1bSJed Brown   imax = 1024;
16c4762a1bSJed Brown #endif
17c4762a1bSJed Brown 
189566063dSJacob Faibussowitsch   PetscCallMPI(MPI_Init(&argc, &argv));
19540e20f2SPierre Jolivet #if defined(PETSC_HAVE_ELEMENTAL)
209566063dSJacob Faibussowitsch   PetscCall(PetscElementalInitializePackage());
219566063dSJacob Faibussowitsch   PetscCall(PetscElementalInitialized(&initialized));
22180dcd96SBarry Smith   PetscCheck(initialized, MPI_COMM_WORLD, PETSC_ERR_PLIB, "Error in Elemental package processing");
23540e20f2SPierre Jolivet #endif
24c4762a1bSJed Brown   for (i = 0; i < imax; ++i) {
25327415f7SBarry Smith     PetscFunctionBeginUser;
26c8025a54SPierre Jolivet     PetscCall(PetscInitialize(&argc, &argv, NULL, help));
279566063dSJacob Faibussowitsch     PetscCall(PetscFinalize());
28540e20f2SPierre Jolivet #if defined(PETSC_HAVE_ELEMENTAL)
29180dcd96SBarry Smith     // if Elemental is initialized outside of PETSc it should remain initialized
309566063dSJacob Faibussowitsch     PetscCall(PetscElementalInitialized(&initialized));
31180dcd96SBarry Smith     PetscCheck(initialized, MPI_COMM_WORLD, PETSC_ERR_PLIB, "Error in Elemental package processing");
32540e20f2SPierre Jolivet #endif
33c4762a1bSJed Brown   }
34540e20f2SPierre Jolivet #if defined(PETSC_HAVE_ELEMENTAL)
359566063dSJacob Faibussowitsch   PetscCall(PetscElementalFinalizePackage());
369566063dSJacob Faibussowitsch   PetscCall(PetscElementalInitialized(&initialized));
37180dcd96SBarry Smith   PetscCheck(!initialized, MPI_COMM_WORLD, PETSC_ERR_PLIB, "Error in Elemental package processing");
38540e20f2SPierre Jolivet   for (i = 0; i < 32; ++i) { /* increasing the upper bound will generate an error in Elemental */
39327415f7SBarry Smith     PetscFunctionBeginUser;
40c8025a54SPierre Jolivet     PetscCall(PetscInitialize(&argc, &argv, NULL, help));
419566063dSJacob Faibussowitsch     PetscCall(PetscElementalInitialized(&initialized));
42180dcd96SBarry Smith     PetscCheck(initialized, MPI_COMM_WORLD, PETSC_ERR_PLIB, "Error in Elemental package processing");
4328b400f6SJacob Faibussowitsch     PetscCheck(initialized, PETSC_COMM_WORLD, PETSC_ERR_LIB, "Uninitialized Elemental");
449566063dSJacob Faibussowitsch     PetscCall(PetscFinalize());
459566063dSJacob Faibussowitsch     PetscCall(PetscElementalInitialized(&initialized));
46180dcd96SBarry Smith     // if Elemental is initialized inside of PETSc it should be uninitialized in PetscFinalize()
47180dcd96SBarry Smith     PetscCheck(!initialized, MPI_COMM_WORLD, PETSC_ERR_PLIB, "Error in Elemental package processing");
48540e20f2SPierre Jolivet   }
49540e20f2SPierre Jolivet #endif
50b122ec5aSJacob Faibussowitsch   return MPI_Finalize();
51c4762a1bSJed Brown }
52c4762a1bSJed Brown 
53c4762a1bSJed Brown /*TEST
54c4762a1bSJed Brown 
55c4762a1bSJed Brown    test:
56b0b1df57SBarry Smith       requires: !saws
57*3886731fSPierre Jolivet       output_file: output/empty.out
58c4762a1bSJed Brown 
59c4762a1bSJed Brown    test:
60b0b1df57SBarry Smith       requires: !saws
61c4762a1bSJed Brown       suffix: 2
62c4762a1bSJed Brown       nsize: 2
63*3886731fSPierre Jolivet       output_file: output/empty.out
64c4762a1bSJed Brown 
65c4762a1bSJed Brown TEST*/
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