/usr/lib/mpich-mpd/include/mpi2c++/topology_inln.h is in libmpich-mpd1.0-dev 1.2.7-10ubuntu1.
This file is owned by root:root, with mode 0o644.
The actual contents of the file can be viewed below.
1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 64 65 66 67 68 69 70 71 72 73 74 75 76 77 78 79 80 81 82 83 84 85 86 87 88 89 90 91 92 93 94 95 96 97 98 99 100 101 102 103 104 105 106 107 108 109 110 111 112 113 114 115 116 117 118 119 120 121 122 123 124 125 126 127 128 129 130 131 132 133 134 135 136 137 138 139 140 141 142 143 144 145 146 147 148 149 150 151 152 153 154 155 156 157 158 159 160 161 162 163 164 165 166 167 168 169 170 171 172 173 174 175 176 177 178 179 180 181 182 183 184 185 186 187 188 189 190 191 192 193 194 195 196 197 198 199 200 201 202 203 204 205 206 207 208 209 210 211 212 213 214 215 216 217 218 219 220 221 222 223 224 225 226 227 228 229 230 231 232 233 234 235 236 237 238 239 240 241 242 243 244 245 246 247 248 249 | // -*- c++ -*-
//
// Copyright 1997-2000, University of Notre Dame.
// Authors: Jeremy G. Siek, Jeffery M. Squyres, Michael P. McNally, and
// Andrew Lumsdaine
//
// This file is part of the Notre Dame C++ bindings for MPI.
//
// You should have received a copy of the License Agreement for the Notre
// Dame C++ bindings for MPI along with the software; see the file
// LICENSE. If not, contact Office of Research, University of Notre
// Dame, Notre Dame, IN 46556.
//
// Permission to modify the code and to distribute modified code is
// granted, provided the text of this NOTICE is retained, a notice that
// the code was modified is included with the above COPYRIGHT NOTICE and
// with the COPYRIGHT NOTICE in the LICENSE file, and that the LICENSE
// file is distributed with the modified code.
//
// LICENSOR MAKES NO REPRESENTATIONS OR WARRANTIES, EXPRESS OR IMPLIED.
// By way of example, but not limitation, Licensor MAKES NO
// REPRESENTATIONS OR WARRANTIES OF MERCHANTABILITY OR FITNESS FOR ANY
// PARTICULAR PURPOSE OR THAT THE USE OF THE LICENSED SOFTWARE COMPONENTS
// OR DOCUMENTATION WILL NOT INFRINGE ANY PATENTS, COPYRIGHTS, TRADEMARKS
// OR OTHER RIGHTS.
//
// Additional copyrights may follow.
//
//
// ======== Cartcomm member functions ========
//
inline
_REAL_MPI_::Cartcomm::Cartcomm(const MPI_Comm& data) {
int status;
if (MPI::Is_initialized() && (data != MPI_COMM_NULL)) {
(void)MPI_Topo_test(data, &status) ;
if (status == MPI_CART)
mpi_comm = data;
else
mpi_comm = MPI_COMM_NULL;
}
else {
mpi_comm = data;
}
}
//
// Groups, Contexts, and Communicators
//
inline _REAL_MPI_::Cartcomm
_REAL_MPI_::Cartcomm::Dup() const
{
MPI_Comm newcomm;
(void)MPI_Comm_dup(mpi_comm, &newcomm);
return newcomm;
}
//
// Process Topologies
//
inline int
_REAL_MPI_::Cartcomm::Get_dim() const
{
int ndims;
(void)MPI_Cartdim_get(mpi_comm, &ndims);
return ndims;
}
inline void
_REAL_MPI_::Cartcomm::Get_topo(int maxdims, int dims[], MPI2CPP_BOOL_T periods[],
int coords[]) const
{
int *int_periods = new int [maxdims];
int i;
for (i=0; i<maxdims; i++) {
int_periods[i] = (int)periods[i];
}
(void)MPI_Cart_get(mpi_comm, maxdims, dims, int_periods, coords);
for (i=0; i<maxdims; i++) {
periods[i] = (MPI2CPP_BOOL_T)int_periods[i];
}
delete [] int_periods;
}
inline int
_REAL_MPI_::Cartcomm::Get_cart_rank(const int coords[]) const
{
int rank;
(void)MPI_Cart_rank(mpi_comm, (int*)coords, &rank);
return rank;
}
inline void
_REAL_MPI_::Cartcomm::Get_coords(int rank, int maxdims, int coords[]) const
{
(void)MPI_Cart_coords(mpi_comm, rank, maxdims, coords);
}
inline void
_REAL_MPI_::Cartcomm::Shift(int direction, int disp,
int &rank_source, int &rank_dest) const
{
(void)MPI_Cart_shift(mpi_comm, direction, disp, &rank_source, &rank_dest);
}
inline _REAL_MPI_::Cartcomm
_REAL_MPI_::Cartcomm::Sub(const MPI2CPP_BOOL_T remain_dims[])
{
int ndims;
MPI_Cartdim_get(mpi_comm, &ndims);
int* int_remain_dims = new int[ndims];
for (int i=0; i<ndims; i++) {
int_remain_dims[i] = (int)remain_dims[i];
}
MPI_Comm newcomm;
(void)MPI_Cart_sub(mpi_comm, int_remain_dims, &newcomm);
delete [] int_remain_dims;
return newcomm;
}
inline int
_REAL_MPI_::Cartcomm::Map(int ndims, const int dims[], const MPI2CPP_BOOL_T periods[]) const
{
int *int_periods = new int [ndims];
for (int i=0; i<ndims; i++) {
int_periods[i] = (int) periods[i];
}
int newrank;
(void)MPI_Cart_map(mpi_comm, ndims, (int*)dims, int_periods, &newrank);
delete [] int_periods;
return newrank;
}
#if MPI2CPP_VIRTUAL_FUNC_RET
inline _REAL_MPI_::Cartcomm&
_REAL_MPI_::Cartcomm::Clone() const
{
MPI_Comm newcomm;
(void)MPI_Comm_dup(mpi_comm, &newcomm);
_REAL_MPI_::Cartcomm* dup = new _REAL_MPI_::Cartcomm(newcomm);
return *dup;
}
#else
inline _REAL_MPI_::Comm&
_REAL_MPI_::Cartcomm::Clone() const
{
MPI_Comm newcomm;
(void)MPI_Comm_dup(mpi_comm, &newcomm);
_REAL_MPI_::Cartcomm* dup = new _REAL_MPI_::Cartcomm(newcomm);
return *dup;
}
#endif
//
// ======== Graphcomm member functions ========
//
inline
_REAL_MPI_::Graphcomm::Graphcomm(const MPI_Comm& data) {
int status;
if (MPI::Is_initialized() && (data != MPI_COMM_NULL)) {
(void)MPI_Topo_test(data, &status) ;
if (status == MPI_GRAPH)
mpi_comm = data;
else
mpi_comm = MPI_COMM_NULL;
}
else {
mpi_comm = data;
}
}
//
// Groups, Contexts, and Communicators
//
inline _REAL_MPI_::Graphcomm
_REAL_MPI_::Graphcomm::Dup() const
{
MPI_Comm newcomm;
(void)MPI_Comm_dup(mpi_comm, &newcomm);
return newcomm;
}
//
// Process Topologies
//
inline void
_REAL_MPI_::Graphcomm::Get_dims(int nnodes[], int nedges[]) const
{
(void)MPI_Graphdims_get(mpi_comm, nnodes, nedges);
}
inline void
_REAL_MPI_::Graphcomm::Get_topo(int maxindex, int maxedges, int index[],
int edges[]) const
{
(void)MPI_Graph_get(mpi_comm, maxindex, maxedges, index, edges);
}
inline int
_REAL_MPI_::Graphcomm::Get_neighbors_count(int rank) const
{
int nneighbors;
(void)MPI_Graph_neighbors_count(mpi_comm, rank, &nneighbors);
return nneighbors;
}
inline void
_REAL_MPI_::Graphcomm::Get_neighbors(int rank, int maxneighbors,
int neighbors[]) const
{
(void)MPI_Graph_neighbors(mpi_comm, rank, maxneighbors, neighbors);
}
inline int
_REAL_MPI_::Graphcomm::Map(int nnodes, const int index[],
const int edges[]) const
{
int newrank;
(void)MPI_Graph_map(mpi_comm, nnodes, (int*)index, (int*)edges, &newrank);
return newrank;
}
#if MPI2CPP_VIRTUAL_FUNC_RET
inline _REAL_MPI_::Graphcomm&
_REAL_MPI_::Graphcomm::Clone() const
{
MPI_Comm newcomm;
(void)MPI_Comm_dup(mpi_comm, &newcomm);
_REAL_MPI_::Graphcomm* dup = new _REAL_MPI_::Graphcomm(newcomm);
return *dup;
}
#else
inline _REAL_MPI_::Comm&
_REAL_MPI_::Graphcomm::Clone() const
{
MPI_Comm newcomm;
(void)MPI_Comm_dup(mpi_comm, &newcomm);
_REAL_MPI_::Graphcomm* dup = new _REAL_MPI_::Graphcomm(newcomm);
return *dup;
}
#endif
|