petsc-3.12.5 2020-03-29
PetscPushErrorHandler
Sets a routine to be called on detection of errors.
Synopsis
#include "petscsys.h"
PetscErrorCode PetscPushErrorHandler(PetscErrorCode (*handler)(MPI_Comm comm,int,const char*,const char*,PetscErrorCode,PetscErrorType,const char*,void*),void *ctx)
Not Collective
Input Parameters
| handler | - error handler routine
|
| ctx | - optional handler context that contains information needed by the handler (for
example file pointers for error messages etc.)
|
Calling sequence of handler
int handler(MPI_Comm comm,int line,char *func,char *file,PetscErrorCode n,int p,char *mess,void *ctx);
| comm | - communicator over which error occured
|
| line | - the line number of the error (indicated by __LINE__)
|
| file | - the file in which the error was detected (indicated by __FILE__)
|
| n | - the generic error number (see list defined in include/petscerror.h)
|
| p | - PETSC_ERROR_INITIAL if error just detected, otherwise PETSC_ERROR_REPEAT
|
| mess | - an error text string, usually just printed to the screen
|
| ctx | - the error handler context
|
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