petsc-master 2019-05-25
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VecLockGet

Gets the current lock status of a vector

Synopsis

#include "petscvec.h"   
PetscErrorCode VecLockGet(Vec x,PetscInt *state)
Logically Collective on Vec

Input Parameter

x -the vector

Output Parameter

state -greater than zero indicates the vector is locked for read; less then zero indicates the vector is locked for write; equal to zero means the vector is unlocked, that is, it is free to read or write.

See Also

VecRestoreArray(), VecGetArrayRead(), VecLockReadPush(), VecLockReadPop()

Level

beginner

Location

src/vec/vec/interface/rvector.c
Index of all Vec routines
Table of Contents for all manual pages
Index of all manual pages