PetscTraceBackErrorHandler#

Default error handler routine that generates a traceback on error detection.

Synopsis#

#include "petscsys.h" 
PetscErrorCode PetscTraceBackErrorHandler(MPI_Comm comm, int line, const char *fun, const char *file, PetscErrorCode n, PetscErrorType p, const char *mess, void *ctx)

Not Collective

Input Parameters#

  • comm - communicator over which error occurred

  • line - the line number of the error (usually indicated by __LINE__ in the calling routine)

  • fun - the function name

  • file - the file in which the error was detected (usually indicated by __FILE__ in the calling routine)

  • mess - an error text string, usually just printed to the screen

  • n - the generic error number

  • p - PETSC_ERROR_INITIAL if this is the first call the error handler, otherwise PETSC_ERROR_REPEAT

  • ctx - error handler context

Options Database Keys#

  • -error_output_stdout - output the error messages to stdout instead of the default stderr

  • -error_output_none - do not output the error messages

Notes#

Users do not directly call this routine

Use PetscPushErrorHandler() to set the desired error handler.

See Also#

PetscError(), PetscPushErrorHandler(), PetscPopErrorHandler(), PetscAttachDebuggerErrorHandler(), PetscAbortErrorHandler(), PetscMPIAbortErrorHandler(), PetscReturnErrorHandler(), PetscEmacsClientErrorHandler(), PETSC_ERROR_INITIAL, PETSC_ERROR_REPEAT, PetscErrorCode, PetscErrorType

Level#

developer

Location#

src/sys/error/errtrace.c

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