petsc-main 2021-04-20

PetscObjectRegisterDestroy

Registers a PETSc object to be destroyed when PetscFinalize() is called.

#include "petscsys.h"    
PetscErrorCode  PetscObjectRegisterDestroy(PetscObject obj)

Logically Collective on PetscObject

obj

- any PETSc object, for example a Vec, Mat or KSP. This must be cast with a (PetscObject), for example, PetscObjectRegisterDestroy((PetscObject)mat);

This is used by, for example, PETSC_VIEWER_XXX_() routines to free the viewer when PETSc ends.

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