1c4762a1bSJed Brown 2c4762a1bSJed Brown static char help[] = "Demonstrates PetscOptionsGetViewer().\n\n"; 3c4762a1bSJed Brown 4c4762a1bSJed Brown #include <petscviewer.h> 5c4762a1bSJed Brown 6*d71ae5a4SJacob Faibussowitsch int main(int argc, char **args) 7*d71ae5a4SJacob Faibussowitsch { 8c4762a1bSJed Brown PetscViewer viewer; 9c4762a1bSJed Brown PetscViewerFormat format; 10c4762a1bSJed Brown 11327415f7SBarry Smith PetscFunctionBeginUser; 129566063dSJacob Faibussowitsch PetscCall(PetscInitialize(&argc, &args, (char *)0, help)); 139566063dSJacob Faibussowitsch PetscCall(PetscOptionsGetViewer(PETSC_COMM_WORLD, NULL, NULL, "-myviewer", &viewer, &format, NULL)); 149566063dSJacob Faibussowitsch PetscCall(PetscViewerPushFormat(viewer, format)); 159566063dSJacob Faibussowitsch PetscCall(PetscViewerView(viewer, PETSC_VIEWER_STDOUT_WORLD)); 169566063dSJacob Faibussowitsch PetscCall(PetscViewerPopFormat(viewer)); 179566063dSJacob Faibussowitsch PetscCall(PetscViewerDestroy(&viewer)); 189566063dSJacob Faibussowitsch PetscCall(PetscFinalize()); 19b122ec5aSJacob Faibussowitsch return 0; 20c4762a1bSJed Brown } 21c4762a1bSJed Brown 22c4762a1bSJed Brown /*TEST 23c4762a1bSJed Brown 24c4762a1bSJed Brown test: 25c4762a1bSJed Brown args: -myviewer ascii 26c4762a1bSJed Brown 27c4762a1bSJed Brown testset: 28c4762a1bSJed Brown args: -myviewer hdf5:my.hdf5:hdf5_xdmf 29c4762a1bSJed Brown requires: hdf5 30c4762a1bSJed Brown test: 31c4762a1bSJed Brown suffix: 2a 32c4762a1bSJed Brown args: -viewer_hdf5_base_dimension2 false -viewer_hdf5_sp_output true -viewer_hdf5_collective false 33c4762a1bSJed Brown test: 34c4762a1bSJed Brown suffix: 2b 35c4762a1bSJed Brown args: -viewer_hdf5_base_dimension2 true -viewer_hdf5_sp_output false -viewer_hdf5_collective true 36c4762a1bSJed Brown 37c4762a1bSJed Brown TEST*/ 38