1: #pragma once

  3: #include <petscviewer.h>
  4: #include <SAWs.h>
  5: PETSC_EXTERN PetscErrorCode PetscViewerSAWsOpen(MPI_Comm, PetscViewer *);
  6: PETSC_EXTERN PetscViewer    PETSC_VIEWER_SAWS_(MPI_Comm);
  7: #define PETSC_VIEWER_SAWS_WORLD PETSC_VIEWER_SAWS_(PETSC_COMM_WORLD)
  8: #define PETSC_VIEWER_SAWS_SELF  PETSC_VIEWER_SAWS_(PETSC_COMM_SELF)

 10: #define PetscCallSAWs(func, args) \
 11:   do { \
 12:     int _ierr; \
 13:     PetscStackPushExternal(#func); \
 14:     _ierr = func args; \
 15:     PetscStackPop; \
 16:     PetscCheck(!_ierr, PETSC_COMM_SELF, PETSC_ERR_LIB, "Error in %s() %d", #func, _ierr); \
 17:   } while (0)