VecLockGet#
Get the current lock status of a vector
Synopsis#
#include "petscvec.h"   
PetscErrorCode VecLockGet(Vec x, PetscInt *state)
Logically Collective
Input Parameter#
- x - the vector 
Output Parameter#
- state - greater than zero indicates the vector is locked for read; less than 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#
Vectors and Parallel Data, Vec, VecRestoreArray(), VecGetArrayRead(), VecLockReadPush(), VecLockReadPop()
Level#
advanced
Location#
src/vec/vec/interface/rvector.c
Index of all Vec routines
Table of Contents for all manual pages
Index of all manual pages