/usr/include/trilinos/ml_agg_ParMETIS.h is in libtrilinos-ml-dev 12.4.2-2.
This file is owned by root:root, with mode 0o644.
The actual contents of the file can be viewed below.
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/* See the file COPYRIGHT for a complete copyright notice, contact */
/* person and disclaimer. */
/* ******************************************************************** */
/********************************************************************* */
/* Decomposition with METIS */
/********************************************************************* */
#ifndef __MLAGGPARMETIS__
#define __MLAGGPARMETIS__
#include "ml_comm.h"
#ifndef ML_CPP
#ifdef __cplusplus
extern "C" {
#endif
#endif
extern int ML_Aggregate_Set_ReqLocalCoarseSize( int, ML_Aggregate *ag,
int level,
int desired_aggre_per_proc );
extern int ML_DecomposeGraph_BuildOffsets( int N_parts,
int offsets[],
int N_procs, USR_COMM );
extern int ML_Aggregate_Set_OptimalNumberOfNodesPerAggregate( int optimal_value );
extern int ML_Aggregate_CoarsenParMETIS( ML_Aggregate *ml_ag,
ML_Operator *Amatrix,
ML_Operator **Pmatrix,
ML_Comm *comm);
extern int ML_Aggregate_Set_OptimalNumberOfNodesPerAggregate( int optimal_value );
extern int ML_Aggregate_Get_OptimalNumberOfNodesPerAggregate( );
extern int ML_CountNodesPerAggre(int Nrows, int GraphDecomposition[],
int Naggre, int * NnodesPerAggre,
USR_COMM Comm);
extern int ML_BuildReorderedOffset( int starting_offset[],
int desired_aggre_per_proc, int Nprocs,
int nodes_per_aggre[], int Naggregates,
int reordered_offset[], int mypid );
/* those are coded in ml_agg_METIS.c */
extern int ML_Aggregate_Set_UseDropping(int i);
extern int ML_Aggregate_Get_UseDropping();
#ifndef ML_CPP
#ifdef __cplusplus
}
#endif
#endif
#endif /* #ifndef __MLAGGPARMETIS__ */
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