| PMEXTRACTNODE(3) | PMEXTRACTNODE(3) | 
int pmExtractNode(pmContext *pmc, int node, pmContext **member_pmcp, int *member_nodep);
pmContext * | 
  pmc | 
  pmContext object: must be a PM_COMPOSITE type | 
|
int | 
  node | 
  Node number in pmc | 
|
pmContext ** | 
  member_pmcp | 
  Member context | |
int * | 
  member_nodep | 
  Node in member context | 
pmExtractNode() extracts a member context and a member node
number of node in pmc.
PM_COMPOSITE contexts supports this operation.
PM_SUCCESS | 
  Success | 
EINVAL | 
  Invalid node number | 
No context is associated with node | 
|
ENOSYS | 
  Operation not supported |