PETSc version 3.16.5
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# PetscObjectGetFortranCallback

get fortran callback function pointer and context

### Synopsis

    #include "petscsys.h"
    PetscErrorCode PetscObjectGetFortranCallback(PetscObject obj,PetscFortranCallbackType cbtype,PetscFortranCallbackId cid,void (**func)(void),void **ctx)

Logically Collective

### Input Parameters

| obj | - object on which to get callback
| cbtype | - callback type
| cid | - address of callback Id

### Output Parameters

| func | - Fortran function (or NULL if not needed)
| ctx | - Fortran context (or NULL if not needed)

### See Also

PetscObjectSetFortranCallback()

### Level

developer

### Location

src/sys/objects/inherit.c
Index of all Sys routines
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