1 /* 2 This provides a few of the MPI-uni functions that cannot be implemented 3 with C macros 4 */ 5 #include <mpiuni/mpi.h> 6 #if !defined(__MPIUNI_H) 7 #error "Wrong mpi.h included! require mpi.h from MPIUNI" 8 #endif 9 #if !defined(PETSC_STDCALL) 10 #define PETSC_STDCALL 11 #endif 12 #include <petscsys.h> 13 14 #define MPI_SUCCESS 0 15 #define MPI_FAILURE 1 16 17 void *MPIUNI_TMP = 0; 18 int MPIUNI_DATASIZE[10] = {sizeof(int),sizeof(float),sizeof(double),2*sizeof(double),sizeof(char),2*sizeof(int),4*sizeof(double),4,8,2*sizeof(double)}; 19 /* 20 With MPI Uni there are exactly four distinct communicators: 21 MPI_COMM_SELF, MPI_COMM_WORLD, and a MPI_Comm_dup() of each of these (duplicates of duplicates return the same communictor) 22 23 MPI_COMM_SELF and MPI_COMM_WORLD are MPI_Comm_free() in MPI_Finalize() but in general with PETSc, 24 the other communicators are freed once the last PETSc object is freed (before MPI_Finalize()). 25 26 */ 27 #define MAX_ATTR 128 28 29 typedef struct { 30 void *attribute_val; 31 int active; 32 } MPI_Attr; 33 34 typedef struct { 35 void *extra_state; 36 MPI_Delete_function *del; 37 } MPI_Attr_keyval; 38 39 static MPI_Attr_keyval attr_keyval[MAX_ATTR]; 40 static MPI_Attr attr[4][MAX_ATTR]; 41 static int num_attr = 1,mpi_tag_ub = 100000000; 42 43 #if defined(__cplusplus) 44 extern "C" { 45 #endif 46 47 /* 48 To avoid problems with prototypes to the system memcpy() it is duplicated here 49 */ 50 int MPIUNI_Memcpy(void *a,const void *b,int n) 51 { 52 int i; 53 char *aa= (char*)a; 54 char *bb= (char*)b; 55 56 if (b == MPI_IN_PLACE) return 0; 57 for (i=0; i<n; i++) aa[i] = bb[i]; 58 return 0; 59 } 60 61 /* 62 Used to set the built-in MPI_TAG_UB attribute 63 */ 64 static int Keyval_setup(void) 65 { 66 attr[MPI_COMM_WORLD-1][0].active = 1; 67 attr[MPI_COMM_WORLD-1][0].attribute_val = &mpi_tag_ub; 68 attr[MPI_COMM_SELF-1][0].active = 1; 69 attr[MPI_COMM_SELF-1][0].attribute_val = &mpi_tag_ub; 70 return 0; 71 } 72 73 int MPI_Keyval_create(MPI_Copy_function *copy_fn,MPI_Delete_function *delete_fn,int *keyval,void *extra_state) 74 { 75 if (num_attr >= MAX_ATTR) MPI_Abort(MPI_COMM_WORLD,1); 76 77 attr_keyval[num_attr].extra_state = extra_state; 78 attr_keyval[num_attr].del = delete_fn; 79 *keyval = num_attr++; 80 return 0; 81 } 82 83 int MPI_Keyval_free(int *keyval) 84 { 85 attr_keyval[*keyval].extra_state = 0; 86 attr_keyval[*keyval].del = 0; 87 88 *keyval = 0; 89 return MPI_SUCCESS; 90 } 91 92 int MPI_Attr_put(MPI_Comm comm,int keyval,void *attribute_val) 93 { 94 if (comm-1 < 0 || comm-1 > 3) return 1; 95 attr[comm-1][keyval].active = 1; 96 attr[comm-1][keyval].attribute_val = attribute_val; 97 return MPI_SUCCESS; 98 } 99 100 int MPI_Attr_delete(MPI_Comm comm,int keyval) 101 { 102 if (comm-1 < 0 || comm-1 > 3) return 1; 103 if (attr[comm-1][keyval].active && attr_keyval[keyval].del) { 104 void *save_attribute_val = attr[comm-1][keyval].attribute_val; 105 attr[comm-1][keyval].active = 0; 106 attr[comm-1][keyval].attribute_val = 0; 107 (*(attr_keyval[keyval].del))(comm,keyval,save_attribute_val,attr_keyval[keyval].extra_state); 108 } 109 return MPI_SUCCESS; 110 } 111 112 int MPI_Attr_get(MPI_Comm comm,int keyval,void *attribute_val,int *flag) 113 { 114 if (comm-1 < 0 || comm-1 > 3) return 1; 115 if (!keyval) Keyval_setup(); 116 *flag = attr[comm-1][keyval].active; 117 *(void**)attribute_val = attr[comm-1][keyval].attribute_val; 118 return MPI_SUCCESS; 119 } 120 121 static int dups[4] = {1,1,1,1}; 122 int MPI_Comm_create(MPI_Comm comm,MPI_Group group,MPI_Comm *newcomm) 123 { 124 if (comm-1 < 0 || comm-1 > 3) return 1; 125 dups[comm-1]++; 126 *newcomm = comm; 127 return MPI_SUCCESS; 128 } 129 130 int MPI_Comm_dup(MPI_Comm comm,MPI_Comm *out) 131 { 132 if (comm-1 < 0 || comm-1 > 3) return 1; 133 if (comm == MPI_COMM_WORLD || comm == MPI_COMM_SELF) *out = comm + 2; 134 else { 135 *out = comm; 136 dups[comm-1]++; 137 } 138 return 0; 139 } 140 141 int MPI_Comm_free(MPI_Comm *comm) 142 { 143 int i; 144 145 if (*comm-1 < 0 || *comm-1 > 3) return 1; 146 if (dups[*comm-1] == 1) { 147 for (i=0; i<num_attr; i++) { 148 if (attr[*comm-1][i].active && attr_keyval[i].del) (*attr_keyval[i].del)(*comm,i,attr[*comm-1][i].attribute_val,attr_keyval[i].extra_state); 149 attr[*comm-1][i].active = 0; 150 attr[*comm-1][i].attribute_val = 0; 151 } 152 dups[*comm-1] = 1; 153 *comm = 0; 154 } else if (dups[*comm-1] > 1) dups[*comm-1]--; 155 return MPI_SUCCESS; 156 } 157 158 int MPI_Comm_size(MPI_Comm comm, int *size) 159 { 160 *size=1; 161 return MPI_SUCCESS; 162 } 163 164 int MPI_Comm_rank(MPI_Comm comm, int *rank) 165 { 166 *rank=0; 167 return MPI_SUCCESS; 168 } 169 170 int MPI_Abort(MPI_Comm comm,int errorcode) 171 { 172 abort(); 173 return MPI_SUCCESS; 174 } 175 176 /* --------------------------------------------------------------------------*/ 177 178 static int MPI_was_initialized = 0; 179 static int MPI_was_finalized = 0; 180 181 int MPI_Init(int *argc, char ***argv) 182 { 183 if (MPI_was_initialized) return 1; 184 if (MPI_was_finalized) return 1; 185 MPI_was_initialized = 1; 186 return 0; 187 } 188 189 int MPI_Finalize(void) 190 { 191 MPI_Comm comm; 192 if (MPI_was_finalized) return 1; 193 if (!MPI_was_initialized) return 1; 194 comm = MPI_COMM_WORLD; 195 MPI_Comm_free(&comm); 196 comm = MPI_COMM_SELF; 197 MPI_Comm_free(&comm); 198 MPI_was_finalized = 1; 199 return 0; 200 } 201 202 int MPI_Initialized(int *flag) 203 { 204 *flag = MPI_was_initialized; 205 return 0; 206 } 207 208 int MPI_Finalized(int *flag) 209 { 210 *flag = MPI_was_finalized; 211 return 0; 212 } 213 214 /* ------------------- Fortran versions of several routines ------------------ */ 215 216 #if defined(PETSC_HAVE_FORTRAN_CAPS) 217 #define mpi_init_ MPI_INIT 218 #define mpi_finalize_ MPI_FINALIZE 219 #define mpi_comm_size_ MPI_COMM_SIZE 220 #define mpi_comm_rank_ MPI_COMM_RANK 221 #define mpi_abort_ MPI_ABORT 222 #define mpi_reduce_ MPI_REDUCE 223 #define mpi_allreduce_ MPI_ALLREDUCE 224 #define mpi_barrier_ MPI_BARRIER 225 #define mpi_bcast_ MPI_BCAST 226 #define mpi_gather_ MPI_GATHER 227 #define mpi_allgather_ MPI_ALLGATHER 228 #define mpi_comm_split_ MPI_COMM_SPLIT 229 #define mpi_scan_ MPI_SCAN 230 #define mpi_send_ MPI_SEND 231 #define mpi_recv_ MPI_RECV 232 #define mpi_reduce_scatter_ MPI_REDUCE_SCATTER 233 #define mpi_irecv_ MPI_IRECV 234 #define mpi_isend_ MPI_ISEND 235 #define mpi_sendrecv_ MPI_SENDRECV 236 #define mpi_test_ MPI_TEST 237 #define mpi_waitall_ MPI_WAITALL 238 #define mpi_waitany_ MPI_WAITANY 239 #define mpi_allgatherv_ MPI_ALLGATHERV 240 #define mpi_alltoallv_ MPI_ALLTOALLV 241 #define mpi_comm_create_ MPI_COMM_CREATE 242 #define mpi_address_ MPI_ADDRESS 243 #define mpi_pack_ MPI_PACK 244 #define mpi_unpack_ MPI_UNPACK 245 #define mpi_pack_size_ MPI_PACK_SIZE 246 #define mpi_type_struct_ MPI_TYPE_STRUCT 247 #define mpi_type_commit_ MPI_TYPE_COMMIT 248 #define mpi_wtime_ MPI_WTIME 249 #define mpi_cancel_ MPI_CANCEL 250 #define mpi_comm_dup_ MPI_COMM_DUP 251 #define mpi_comm_free_ MPI_COMM_FREE 252 #define mpi_get_count_ MPI_GET_COUNT 253 #define mpi_get_processor_name_ MPI_GET_PROCESSOR_NAME 254 #define mpi_initialized_ MPI_INITIALIZED 255 #define mpi_iprobe_ MPI_IPROBE 256 #define mpi_probe_ MPI_PROBE 257 #define mpi_request_free_ MPI_REQUEST_FREE 258 #define mpi_ssend_ MPI_SSEND 259 #define mpi_wait_ MPI_WAIT 260 #define mpi_comm_group_ MPI_COMM_GROUP 261 #define mpi_exscan_ MPI_EXSCAN 262 #elif !defined(PETSC_HAVE_FORTRAN_UNDERSCORE) 263 #define mpi_init_ mpi_init 264 #define mpi_finalize_ mpi_finalize 265 #define mpi_comm_size_ mpi_comm_size 266 #define mpi_comm_rank_ mpi_comm_rank 267 #define mpi_abort_ mpi_abort 268 #define mpi_reduce_ mpi_reduce 269 #define mpi_allreduce_ mpi_allreduce 270 #define mpi_barrier_ mpi_barrier 271 #define mpi_bcast_ mpi_bcast 272 #define mpi_gather_ mpi_gather 273 #define mpi_allgather_ mpi_allgather 274 #define mpi_comm_split_ mpi_comm_split 275 #define mpi_scan_ mpi_scan 276 #define mpi_send_ mpi_send 277 #define mpi_recv_ mpi_recv 278 #define mpi_reduce_scatter_ mpi_reduce_scatter 279 #define mpi_irecv_ mpi_irecv 280 #define mpi_isend_ mpi_isend 281 #define mpi_sendrecv_ mpi_sendrecv 282 #define mpi_test_ mpi_test 283 #define mpi_waitall_ mpi_waitall 284 #define mpi_waitany_ mpi_waitany 285 #define mpi_allgatherv_ mpi_allgatherv 286 #define mpi_alltoallv_ mpi_alltoallv 287 #define mpi_comm_create_ mpi_comm_create 288 #define mpi_address_ mpi_address 289 #define mpi_pack_ mpi_pack 290 #define mpi_unpack_ mpi_unpack 291 #define mpi_pack_size_ mpi_pack_size 292 #define mpi_type_struct_ mpi_type_struct 293 #define mpi_type_commit_ mpi_type_commit 294 #define mpi_wtime_ mpi_wtime 295 #define mpi_cancel_ mpi_cancel 296 #define mpi_comm_dup_ mpi_comm_dup 297 #define mpi_comm_free_ mpi_comm_free 298 #define mpi_get_count_ mpi_get_count 299 #define mpi_get_processor_name_ mpi_get_processor_name 300 #define mpi_initialized_ mpi_initialized 301 #define mpi_iprobe_ mpi_iprobe 302 #define mpi_probe_ mpi_probe 303 #define mpi_request_free_ mpi_request_free 304 #define mpi_ssend_ mpi_ssend 305 #define mpi_wait_ mpi_wait 306 #define mpi_comm_group_ mpi_comm_group 307 #define mpi_exscan_ mpi_exscan 308 #endif 309 310 #if defined(PETSC_HAVE_FORTRAN_UNDERSCORE_UNDERSCORE) 311 #define mpi_init_ mpi_init__ 312 #define mpi_finalize_ mpi_finalize__ 313 #define mpi_comm_size_ mpi_comm_size__ 314 #define mpi_comm_rank_ mpi_comm_rank__ 315 #define mpi_abort_ mpi_abort__ 316 #define mpi_reduce_ mpi_reduce__ 317 #define mpi_allreduce_ mpi_allreduce__ 318 #define mpi_barrier_ mpi_barrier__ 319 #define mpi_bcast_ mpi_bcast__ 320 #define mpi_gather_ mpi_gather__ 321 #define mpi_allgather_ mpi_allgather__ 322 #define mpi_comm_split_ mpi_comm_split__ 323 #define mpi_scan_ mpi_scan__ 324 #define mpi_send_ mpi_send__ 325 #define mpi_recv_ mpi_recv__ 326 #define mpi_reduce_scatter_ mpi_reduce_scatter__ 327 #define mpi_irecv_ mpi_irecv__ 328 #define mpi_isend_ mpi_isend__ 329 #define mpi_sendrecv_ mpi_sendrecv__ 330 #define mpi_test_ mpi_test__ 331 #define mpi_waitall_ mpi_waitall__ 332 #define mpi_waitany_ mpi_waitany__ 333 #define mpi_allgatherv_ mpi_allgatherv__ 334 #define mpi_alltoallv_ mpi_alltoallv__ 335 #define mpi_comm_create_ mpi_comm_create__ 336 #define mpi_address_ mpi_address__ 337 #define mpi_pack_ mpi_pack__ 338 #define mpi_unpack_ mpi_unpack__ 339 #define mpi_pack_size_ mpi_pack_size__ 340 #define mpi_type_struct_ mpi_type_struct__ 341 #define mpi_type_commit_ mpi_type_commit__ 342 #define mpi_wtime_ mpi_wtime__ 343 #define mpi_cancel_ mpi_cancel__ 344 #define mpi_comm_dup_ mpi_comm_dup__ 345 #define mpi_comm_free_ mpi_comm_free__ 346 #define mpi_get_count_ mpi_get_count__ 347 #define mpi_get_processor_name_ mpi_get_processor_name__ 348 #define mpi_initialized_ mpi_initialized__ 349 #define mpi_iprobe_ mpi_iprobe__ 350 #define mpi_probe_ mpi_probe__ 351 #define mpi_request_free_ mpi_request_free__ 352 #define mpi_ssend_ mpi_ssend__ 353 #define mpi_wait_ mpi_wait__ 354 #define mpi_comm_group_ mpi_comm_group__ 355 #define mpi_exscan_ mpi_exscan__ 356 #endif 357 358 359 /* Do not build fortran interface if MPI namespace colision is to be avoided */ 360 #if !defined(MPIUNI_AVOID_MPI_NAMESPACE) 361 362 PETSC_EXTERN void PETSC_STDCALL mpi_init_(int *ierr) 363 { 364 *ierr = MPI_Init((int*)0, (char***)0); 365 } 366 367 PETSC_EXTERN void PETSC_STDCALL mpi_finalize_(int *ierr) 368 { 369 *ierr = MPI_Finalize(); 370 } 371 372 PETSC_EXTERN void PETSC_STDCALL mpi_comm_size_(MPI_Comm *comm,int *size,int *ierr) 373 { 374 *size = 1; 375 *ierr = 0; 376 } 377 378 PETSC_EXTERN void PETSC_STDCALL mpi_comm_rank_(MPI_Comm *comm,int *rank,int *ierr) 379 { 380 *rank=0; 381 *ierr=MPI_SUCCESS; 382 } 383 384 PETSC_EXTERN void PETSC_STDCALL mpi_comm_split_(MPI_Comm *comm,int *color,int *key, MPI_Comm *newcomm, int *ierr) 385 { 386 *newcomm = *comm; 387 *ierr =MPI_SUCCESS; 388 } 389 390 PETSC_EXTERN void PETSC_STDCALL mpi_abort_(MPI_Comm *comm,int *errorcode,int *ierr) 391 { 392 abort(); 393 *ierr = MPI_SUCCESS; 394 } 395 396 PETSC_EXTERN void PETSC_STDCALL mpi_reduce_(void *sendbuf,void *recvbuf,int *count,int *datatype,int *op,int *root,int *comm,int *ierr) 397 { 398 MPIUNI_Memcpy(recvbuf,sendbuf,(*count)*MPIUNI_DATASIZE[*datatype]); 399 *ierr = MPI_SUCCESS; 400 } 401 402 PETSC_EXTERN void PETSC_STDCALL mpi_allreduce_(void *sendbuf,void *recvbuf,int *count,int *datatype,int *op,int *comm,int *ierr) 403 { 404 MPIUNI_Memcpy(recvbuf,sendbuf,(*count)*MPIUNI_DATASIZE[*datatype]); 405 *ierr = MPI_SUCCESS; 406 } 407 408 PETSC_EXTERN void PETSC_STDCALL mpi_barrier_(MPI_Comm *comm,int *ierr) 409 { 410 *ierr = MPI_SUCCESS; 411 } 412 413 PETSC_EXTERN void PETSC_STDCALL mpi_bcast_(void *buf,int *count,int *datatype,int *root,int *comm,int *ierr) 414 { 415 *ierr = MPI_SUCCESS; 416 } 417 418 419 PETSC_EXTERN void PETSC_STDCALL mpi_gather_(void *sendbuf,int *scount,int *sdatatype, void *recvbuf, int *rcount, int *rdatatype, int *root,int *comm,int *ierr) 420 { 421 MPIUNI_Memcpy(recvbuf,sendbuf,(*scount)*MPIUNI_DATASIZE[*sdatatype]); 422 *ierr = MPI_SUCCESS; 423 } 424 425 PETSC_EXTERN void PETSC_STDCALL mpi_allgather_(void *sendbuf,int *scount,int *sdatatype, void *recvbuf, int *rcount, int *rdatatype,int *comm,int *ierr) 426 { 427 MPIUNI_Memcpy(recvbuf,sendbuf,(*scount)*MPIUNI_DATASIZE[*sdatatype]); 428 *ierr = MPI_SUCCESS; 429 } 430 431 PETSC_EXTERN void PETSC_STDCALL mpi_scan_(void *sendbuf,void *recvbuf,int *count,int *datatype,int *op,int *comm,int *ierr) 432 { 433 MPIUNI_Memcpy(recvbuf,sendbuf,(*count)*MPIUNI_DATASIZE[*datatype]); 434 *ierr = MPI_SUCCESS; 435 } 436 437 PETSC_EXTERN void PETSC_STDCALL mpi_send_(void *buf,int *count,int *datatype,int *dest,int *tag,int *comm,int *ierr) 438 { 439 *ierr = MPI_Abort(MPI_COMM_WORLD,0); 440 } 441 442 PETSC_EXTERN void PETSC_STDCALL mpi_recv_(void *buf,int *count,int *datatype,int *source,int *tag,int *comm,int status,int *ierr) 443 { 444 *ierr = MPI_Abort(MPI_COMM_WORLD,0); 445 } 446 447 PETSC_EXTERN void PETSC_STDCALL mpi_reduce_scatter_(void *sendbuf,void *recvbuf,int *recvcounts,int *datatype,int *op,int *comm,int *ierr) 448 { 449 *ierr = MPI_Abort(MPI_COMM_WORLD,0); 450 } 451 452 PETSC_EXTERN void PETSC_STDCALL mpi_irecv_(void *buf,int *count, int *datatype, int *source, int *tag, int *comm, int *request, int *ierr) 453 { 454 *ierr = MPI_Abort(MPI_COMM_WORLD,0); 455 } 456 457 PETSC_EXTERN void PETSC_STDCALL mpi_isend_(void *buf,int *count,int *datatype,int *dest,int *tag,int *comm,int *request, int *ierr) 458 { 459 *ierr = MPI_Abort(MPI_COMM_WORLD,0); 460 } 461 462 PETSC_EXTERN void PETSC_STDCALL mpi_sendrecv_(void *sendbuf,int *sendcount,int *sendtype,int *dest,int *sendtag,void *recvbuf,int *recvcount,int *recvtype,int *source,int *recvtag,int *comm,int *status,int *ierr) 463 { 464 MPIUNI_Memcpy(recvbuf,sendbuf,(*sendcount)*MPIUNI_DATASIZE[*sendtype]); 465 *ierr = MPI_SUCCESS; 466 } 467 468 PETSC_EXTERN void PETSC_STDCALL mpi_test_(int *request,int *flag,int *status,int *ierr) 469 { 470 *ierr = MPI_Abort(MPI_COMM_WORLD,0); 471 } 472 473 PETSC_EXTERN void PETSC_STDCALL mpi_waitall_(int *count,int *array_of_requests,int *array_of_statuses,int *ierr) 474 { 475 *ierr = MPI_SUCCESS; 476 } 477 478 PETSC_EXTERN void PETSC_STDCALL mpi_waitany_(int *count,int *array_of_requests,int * index, int *status,int *ierr) 479 { 480 *ierr = MPI_SUCCESS; 481 } 482 483 PETSC_EXTERN void PETSC_STDCALL mpi_allgatherv_(void *sendbuf,int *sendcount,int *sendtype,void *recvbuf,int *recvcounts,int *displs,int *recvtype,int *comm,int *ierr) 484 { 485 MPIUNI_Memcpy(recvbuf,sendbuf,(*sendcount)*MPIUNI_DATASIZE[*sendtype]); 486 *ierr = MPI_SUCCESS; 487 } 488 489 PETSC_EXTERN void PETSC_STDCALL mpi_alltoallv_(void *sendbuf,int *sendcounts,int *sdispls,int *sendtype,void *recvbuf,int *recvcounts,int *rdispls,int *recvtype,int *comm,int *ierr) 490 { 491 MPIUNI_Memcpy(recvbuf,sendbuf,(*sendcounts)*MPIUNI_DATASIZE[*sendtype]); 492 *ierr = MPI_SUCCESS; 493 } 494 495 PETSC_EXTERN void PETSC_STDCALL mpi_comm_create_(int *comm,int *group,int *newcomm,int *ierr) 496 { 497 *newcomm = *comm; 498 *ierr = MPI_SUCCESS; 499 } 500 501 PETSC_EXTERN void PETSC_STDCALL mpi_address_(void *location,MPIUNI_INTPTR *address,int *ierr) 502 { 503 *address = (MPIUNI_INTPTR) location; 504 *ierr = MPI_SUCCESS; 505 } 506 507 PETSC_EXTERN void PETSC_STDCALL mpi_pack_(void *inbuf,int *incount,int *datatype,void *outbuf,int *outsize,int *position,int *comm,int *ierr) 508 { 509 *ierr = MPI_Abort(MPI_COMM_WORLD,0); 510 } 511 512 PETSC_EXTERN void PETSC_STDCALL mpi_unpack_(void *inbuf,int *insize,int *position,void *outbuf,int *outcount,int *datatype,int *comm,int *ierr) 513 { 514 *ierr = MPI_Abort(MPI_COMM_WORLD,0); 515 } 516 517 PETSC_EXTERN void PETSC_STDCALL mpi_pack_size_(int *incount,int *datatype,int *comm,int *size,int *ierr) 518 { 519 *ierr = MPI_Abort(MPI_COMM_WORLD,0); 520 } 521 522 PETSC_EXTERN void PETSC_STDCALL mpi_type_struct_(int *count,int *array_of_blocklengths,int * array_of_displaments,int *array_of_types,int *newtype,int *ierr) 523 { 524 *ierr = MPI_Abort(MPI_COMM_WORLD,0); 525 } 526 527 PETSC_EXTERN void PETSC_STDCALL mpi_type_commit_(int *datatype,int *ierr) 528 { 529 *ierr = MPI_SUCCESS; 530 } 531 532 double PETSC_STDCALL mpi_wtime_(void) 533 { 534 return 0.0; 535 } 536 537 PETSC_EXTERN void PETSC_STDCALL mpi_cancel_(int *request,int *ierr) 538 { 539 *ierr = MPI_SUCCESS; 540 } 541 542 PETSC_EXTERN void PETSC_STDCALL mpi_comm_dup_(int *comm,int *out,int *ierr) 543 { 544 *out = *comm; 545 *ierr = MPI_SUCCESS; 546 } 547 548 PETSC_EXTERN void PETSC_STDCALL mpi_comm_free_(int *comm,int *ierr) 549 { 550 *ierr = MPI_SUCCESS; 551 } 552 553 PETSC_EXTERN void PETSC_STDCALL mpi_get_count_(int *status,int *datatype,int *count,int *ierr) 554 { 555 *ierr = MPI_Abort(MPI_COMM_WORLD,0); 556 } 557 558 /* duplicate from fortranimpl.h */ 559 #if defined(PETSC_HAVE_FORTRAN_MIXED_STR_ARG) 560 #define PETSC_MIXED_LEN(len) ,int len 561 #define PETSC_END_LEN(len) 562 #else 563 #define PETSC_MIXED_LEN(len) 564 #define PETSC_END_LEN(len) ,int len 565 #endif 566 567 PETSC_EXTERN void PETSC_STDCALL mpi_get_processor_name_(char *name PETSC_MIXED_LEN(len),int *result_len,int *ierr PETSC_END_LEN(len)) 568 { 569 MPIUNI_Memcpy(name,"localhost",9*sizeof(char)); 570 *result_len = 9; 571 *ierr = MPI_SUCCESS; 572 } 573 574 PETSC_EXTERN void PETSC_STDCALL mpi_initialized_(int *flag,int *ierr) 575 { 576 *flag = MPI_was_initialized; 577 *ierr = MPI_SUCCESS; 578 } 579 580 PETSC_EXTERN void PETSC_STDCALL mpi_iprobe_(int *source,int *tag,int *comm,int *glag,int *status,int *ierr) 581 { 582 *ierr = MPI_SUCCESS; 583 } 584 585 PETSC_EXTERN void PETSC_STDCALL mpi_probe_(int *source,int *tag,int *comm,int *flag,int *status,int *ierr) 586 { 587 *ierr = MPI_SUCCESS; 588 } 589 590 PETSC_EXTERN void PETSC_STDCALL mpi_request_free_(int *request,int *ierr) 591 { 592 *ierr = MPI_SUCCESS; 593 } 594 595 PETSC_EXTERN void PETSC_STDCALL mpi_ssend_(void *buf,int *count,int *datatype,int *dest,int *tag,int *comm,int *ierr) 596 { 597 *ierr = MPI_Abort(MPI_COMM_WORLD,0); 598 } 599 600 PETSC_EXTERN void PETSC_STDCALL mpi_wait_(int *request,int *status,int *ierr) 601 { 602 *ierr = MPI_SUCCESS; 603 } 604 605 PETSC_EXTERN void PETSC_STDCALL mpi_comm_group_(int *comm,int *group,int *ierr) 606 { 607 *ierr = MPI_SUCCESS; 608 } 609 610 PETSC_EXTERN void PETSC_STDCALL mpi_exscan_(void *sendbuf,void *recvbuf,int *count,int *datatype,int *op,int *comm,int *ierr) 611 { 612 *ierr = MPI_SUCCESS; 613 } 614 615 #endif /* MPIUNI_AVOID_MPI_NAMESPACE */ 616 617 #if defined(__cplusplus) 618 } 619 #endif 620