880 …rorCode PetscViewerGetSubViewer_ASCII(PetscViewer viewer, MPI_Comm subcomm, PetscViewer *outviewer)  in PetscViewerGetSubViewer_ASCII()  argument
897   PetscCall(PetscViewerCreate(subcomm, outviewer));  in PetscViewerGetSubViewer_ASCII()
898   PetscCall(PetscViewerSetType(*outviewer, PETSCVIEWERASCII));  in PetscViewerGetSubViewer_ASCII()
899   PetscCall(PetscViewerASCIIPushSynchronized(*outviewer));  in PetscViewerGetSubViewer_ASCII()
900   ovascii            = (PetscViewer_ASCII *)(*outviewer)->data;  in PetscViewerGetSubViewer_ASCII()
905   vascii->sviewer                                      = *outviewer;  in PetscViewerGetSubViewer_ASCII()
906   (*outviewer)->format                                 = viewer->format;  in PetscViewerGetSubViewer_ASCII()
907   ((PetscViewer_ASCII *)((*outviewer)->data))->bviewer = viewer;  in PetscViewerGetSubViewer_ASCII()
908   (*outviewer)->ops->destroy                           = PetscViewerDestroy_ASCII_SubViewer;  in PetscViewerGetSubViewer_ASCII()
912 …orCode PetscViewerRestoreSubViewer_ASCII(PetscViewer viewer, MPI_Comm comm, PetscViewer *outviewer)  in PetscViewerRestoreSubViewer_ASCII()  argument
918 …PetscCheck(ascii->sviewer == *outviewer, PETSC_COMM_SELF, PETSC_ERR_ARG_WRONG, "This PetscViewer d…  in PetscViewerRestoreSubViewer_ASCII()
920   PetscCall(PetscViewerASCIIPopSynchronized(*outviewer));  in PetscViewerRestoreSubViewer_ASCII()
922   (*outviewer)->ops->destroy = PetscViewerDestroy_ASCII;  in PetscViewerRestoreSubViewer_ASCII()
923   PetscCall(PetscViewerDestroy(outviewer));  in PetscViewerRestoreSubViewer_ASCII()