PetscViewerReadable#
Return a flag whether the viewer can be read from with PetscViewerRead()
Synopsis#
#include "petscviewer.h"
PetscErrorCode PetscViewerReadable(PetscViewer viewer, PetscBool *flg)
Not Collective
Input Parameter#
viewer - the
PetscViewer
context
Output Parameter#
flg -
PETSC_TRUE
if the viewer is readable,PETSC_FALSE
otherwise
Note#
PETSC_TRUE
means that viewer’s PetscViewerType
supports reading, that is PetscViewerRead()
, (this holds e.g. for PETSCVIEWERBINARY
)
and the viewer is in a mode allowing reading, i.e. PetscViewerFileGetMode()
returns one of FILE_MODE_READ
, FILE_MODE_UPDATE
, FILE_MODE_APPEND_UPDATE
.
See Also#
Viewers: Looking at PETSc Objects, PetscViewerRead()
, PetscViewer
, PetscViewerWritable()
, PetscViewerCheckReadable()
, PetscViewerCreate()
, PetscViewerFileSetMode()
, PetscViewerFileSetType()
Level#
intermediate
Location#
src/sys/classes/viewer/interface/view.c
Index of all Viewer routines
Table of Contents for all manual pages
Index of all manual pages