PETSc version 3.15.5
PCShellSetDestroy
Sets routine to use to destroy the user-provided application context. 
Synopsis
#include "petscpc.h" 
PetscErrorCode  PCShellSetDestroy(PC pc,PetscErrorCode (*destroy)(PC))
Logically Collective on PC
Input Parameters
|  | pc | - the preconditioner context | 
|  | destroy | - the application-provided destroy routine | 
Calling sequence of destroy
   PetscErrorCode destroy (PC)
|  | ptr | - the application context | 
Notes
the function MUST return an error code of 0 on success and nonzero on failure.
See Also
 PCShellSetApply(), PCShellSetContext()
Level
developer
Location
src/ksp/pc/impls/shell/shellpc.c
Examples
src/ksp/ksp/tutorials/ex15.c.html
src/ksp/ksp/tutorials/ex15f.F90.html
Implementations
PCShellSetDestroy_Shell(PC pc, PetscErrorCode (*destroy) in src/ksp/pc/impls/shell/shellpc.c
Index of all PC routines
Table of Contents for all manual pages
Index of all manual pages