petsc-3.5.4 2015-05-23
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PetscOptionsInt

 Gets the integer value for a particular option in the database.

Synopsis

#include "petscsys.h"   
PetscErrorCode  PetscOptionsInt(const char opt[],const char text[],const char man[],PetscInt defaultv,PetscInt *value,PetscBool  *set)
Logically Collective on the communicator passed in PetscOptionsBegin()

Input Parameters

opt - option name
text - short string that describes the option
man - manual page with additional information on option
defaultv - the default (current) value, if the user does not provide a value this is returned in value

Output Parameter

value - the integer value to return
flg - PETSC_TRUE if found, else PETSC_FALSE

Notes: Must be between a PetscOptionsBegin() and a PetscOptionsEnd()

See Also

PetscOptionsGetReal(), PetscOptionsHasName(), PetscOptionsGetString(), PetscOptionsGetInt(),
PetscOptionsGetIntArray(), PetscOptionsGetRealArray(), PetscOptionsBool() PetscOptionsInt(), PetscOptionsString(), PetscOptionsReal(), PetscOptionsBool(), PetscOptionsName(), PetscOptionsBegin(), PetscOptionsEnd(), PetscOptionsHead(), PetscOptionsStringArray(),PetscOptionsRealArray(), PetscOptionsScalar(), PetscOptionsBoolGroupBegin(), PetscOptionsBoolGroup(), PetscOptionsBoolGroupEnd(), PetscOptionsFList(), PetscOptionsEList()

Level:beginner
Location:src/sys/objects/aoptions.c
Index of all Sys routines
Table of Contents for all manual pages
Index of all manual pages

Examples

src/ksp/ksp/examples/tutorials/ex18.c.html
src/ksp/ksp/examples/tutorials/ex51.c.html
src/ksp/ksp/examples/tutorials/ex56.c.html
src/snes/examples/tutorials/ex12.c.html
src/snes/examples/tutorials/ex15.c.html
src/snes/examples/tutorials/ex28.c.html
src/snes/examples/tutorials/ex46.c.html
src/snes/examples/tutorials/ex48.c.html
src/snes/examples/tutorials/ex61.c.html
src/snes/examples/tutorials/ex62.c.html
src/snes/examples/tutorials/ex65.c.html