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 <stdio.h> 13 #if defined(PETSC_HAVE_STDLIB_H) 14 #include <stdlib.h> 15 #endif 16 17 #define MPI_SUCCESS 0 18 #define MPI_FAILURE 1 19 20 void *MPIUNI_TMP = 0; 21 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)}; 22 /* 23 With MPI Uni there are exactly four distinct communicators: 24 MPI_COMM_SELF, MPI_COMM_WORLD, and a MPI_Comm_dup() of each of these (duplicates of duplicates return the same communictor) 25 26 MPI_COMM_SELF and MPI_COMM_WORLD are MPI_Comm_free() in MPI_Finalize() but in general with PETSc, 27 the other communicators are freed once the last PETSc object is freed (before MPI_Finalize()). 28 29 */ 30 #define MAX_ATTR 128 31 32 typedef struct { 33 void *attribute_val; 34 int active; 35 } MPI_Attr; 36 37 typedef struct { 38 void *extra_state; 39 MPI_Delete_function *del; 40 } MPI_Attr_keyval; 41 42 static MPI_Attr_keyval attr_keyval[MAX_ATTR]; 43 static MPI_Attr attr[4][MAX_ATTR]; 44 static int num_attr = 1,mpi_tag_ub = 100000000; 45 46 #if defined(__cplusplus) 47 extern "C" { 48 #endif 49 50 /* 51 To avoid problems with prototypes to the system memcpy() it is duplicated here 52 */ 53 int MPIUNI_Memcpy(void *a,const void *b,int n) 54 { 55 int i; 56 char *aa= (char*)a; 57 char *bb= (char*)b; 58 59 if (b == MPI_IN_PLACE) return 0; 60 for (i=0; i<n; i++) aa[i] = bb[i]; 61 return 0; 62 } 63 64 /* 65 Used to set the built-in MPI_TAG_UB attribute 66 */ 67 static int Keyval_setup(void) 68 { 69 attr[MPI_COMM_WORLD-1][0].active = 1; 70 attr[MPI_COMM_WORLD-1][0].attribute_val = &mpi_tag_ub; 71 attr[MPI_COMM_SELF-1][0].active = 1; 72 attr[MPI_COMM_SELF-1][0].attribute_val = &mpi_tag_ub; 73 return 0; 74 } 75 76 int MPI_Keyval_create(MPI_Copy_function *copy_fn,MPI_Delete_function *delete_fn,int *keyval,void *extra_state) 77 { 78 if (num_attr >= MAX_ATTR) MPI_Abort(MPI_COMM_WORLD,1); 79 80 attr_keyval[num_attr].extra_state = extra_state; 81 attr_keyval[num_attr].del = delete_fn; 82 *keyval = num_attr++; 83 return 0; 84 } 85 86 int MPI_Keyval_free(int *keyval) 87 { 88 attr_keyval[*keyval].extra_state = 0; 89 attr_keyval[*keyval].del = 0; 90 91 *keyval = 0; 92 return MPI_SUCCESS; 93 } 94 95 int MPI_Attr_put(MPI_Comm comm,int keyval,void *attribute_val) 96 { 97 if (comm-1 < 0 || comm-1 > 3) return 1; 98 attr[comm-1][keyval].active = 1; 99 attr[comm-1][keyval].attribute_val = attribute_val; 100 return MPI_SUCCESS; 101 } 102 103 int MPI_Attr_delete(MPI_Comm comm,int keyval) 104 { 105 if (comm-1 < 0 || comm-1 > 3) return 1; 106 if (attr[comm-1][keyval].active && attr_keyval[keyval].del) { 107 void *save_attribute_val = attr[comm-1][keyval].attribute_val; 108 attr[comm-1][keyval].active = 0; 109 attr[comm-1][keyval].attribute_val = 0; 110 (*(attr_keyval[keyval].del))(comm,keyval,save_attribute_val,attr_keyval[keyval].extra_state); 111 } 112 return MPI_SUCCESS; 113 } 114 115 int MPI_Attr_get(MPI_Comm comm,int keyval,void *attribute_val,int *flag) 116 { 117 if (comm-1 < 0 || comm-1 > 3) return 1; 118 if (!keyval) Keyval_setup(); 119 *flag = attr[comm-1][keyval].active; 120 *(void**)attribute_val = attr[comm-1][keyval].attribute_val; 121 return MPI_SUCCESS; 122 } 123 124 static int dups[4] = {1,1,1,1}; 125 int MPI_Comm_create(MPI_Comm comm,MPI_Group group,MPI_Comm *newcomm) 126 { 127 if (comm-1 < 0 || comm-1 > 3) return 1; 128 dups[comm-1]++; 129 *newcomm = comm; 130 return MPI_SUCCESS; 131 } 132 133 int MPI_Comm_dup(MPI_Comm comm,MPI_Comm *out) 134 { 135 if (comm-1 < 0 || comm-1 > 3) return 1; 136 if (comm == MPI_COMM_WORLD || comm == MPI_COMM_SELF) *out = comm + 2; 137 else { 138 *out = comm; 139 dups[comm-1]++; 140 } 141 return 0; 142 } 143 144 int MPI_Comm_free(MPI_Comm *comm) 145 { 146 int i; 147 148 if (*comm-1 < 0 || *comm-1 > 3) return 1; 149 if (dups[*comm-1] == 1) { 150 for (i=0; i<num_attr; i++) { 151 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); 152 attr[*comm-1][i].active = 0; 153 attr[*comm-1][i].attribute_val = 0; 154 } 155 dups[*comm-1] = 1; 156 *comm = 0; 157 } else if (dups[*comm-1] > 1) dups[*comm-1]--; 158 return MPI_SUCCESS; 159 } 160 161 int MPI_Comm_size(MPI_Comm comm, int *size) 162 { 163 *size=1; 164 return MPI_SUCCESS; 165 } 166 167 int MPI_Comm_rank(MPI_Comm comm, int *rank) 168 { 169 *rank=0; 170 return MPI_SUCCESS; 171 } 172 173 int MPI_Abort(MPI_Comm comm,int errorcode) 174 { 175 abort(); 176 return MPI_SUCCESS; 177 } 178 179 /* --------------------------------------------------------------------------*/ 180 181 static int MPI_was_initialized = 0; 182 static int MPI_was_finalized = 0; 183 184 int MPI_Init(int *argc, char ***argv) 185 { 186 if (MPI_was_initialized) return 1; 187 if (MPI_was_finalized) return 1; 188 MPI_was_initialized = 1; 189 return 0; 190 } 191 192 int MPI_Finalize(void) 193 { 194 MPI_Comm comm; 195 if (MPI_was_finalized) return 1; 196 if (!MPI_was_initialized) return 1; 197 comm = MPI_COMM_WORLD; 198 MPI_Comm_free(&comm); 199 comm = MPI_COMM_SELF; 200 MPI_Comm_free(&comm); 201 MPI_was_finalized = 1; 202 return 0; 203 } 204 205 int MPI_Initialized(int *flag) 206 { 207 *flag = MPI_was_initialized; 208 return 0; 209 } 210 211 int MPI_Finalized(int *flag) 212 { 213 *flag = MPI_was_finalized; 214 return 0; 215 } 216 217 /* ------------------- Fortran versions of several routines ------------------ */ 218 219 #if defined(PETSC_HAVE_FORTRAN_CAPS) 220 #define mpi_init_ MPI_INIT 221 #define mpi_finalize_ MPI_FINALIZE 222 #define mpi_comm_size_ MPI_COMM_SIZE 223 #define mpi_comm_rank_ MPI_COMM_RANK 224 #define mpi_abort_ MPI_ABORT 225 #define mpi_reduce_ MPI_REDUCE 226 #define mpi_allreduce_ MPI_ALLREDUCE 227 #define mpi_barrier_ MPI_BARRIER 228 #define mpi_bcast_ MPI_BCAST 229 #define mpi_gather_ MPI_GATHER 230 #define mpi_allgather_ MPI_ALLGATHER 231 #define mpi_comm_split_ MPI_COMM_SPLIT 232 #define mpi_scan_ MPI_SCAN 233 #define mpi_send_ MPI_SEND 234 #define mpi_recv_ MPI_RECV 235 #define mpi_reduce_scatter_ MPI_REDUCE_SCATTER 236 #define mpi_irecv_ MPI_IRECV 237 #define mpi_isend_ MPI_ISEND 238 #define mpi_sendrecv_ MPI_SENDRECV 239 #define mpi_test_ MPI_TEST 240 #define mpi_waitall_ MPI_WAITALL 241 #define mpi_waitany_ MPI_WAITANY 242 #define mpi_allgatherv_ MPI_ALLGATHERV 243 #define mpi_alltoallv_ MPI_ALLTOALLV 244 #define mpi_comm_create_ MPI_COMM_CREATE 245 #define mpi_address_ MPI_ADDRESS 246 #define mpi_pack_ MPI_PACK 247 #define mpi_unpack_ MPI_UNPACK 248 #define mpi_pack_size_ MPI_PACK_SIZE 249 #define mpi_type_struct_ MPI_TYPE_STRUCT 250 #define mpi_type_commit_ MPI_TYPE_COMMIT 251 #define mpi_wtime_ MPI_WTIME 252 #define mpi_cancel_ MPI_CANCEL 253 #define mpi_comm_dup_ MPI_COMM_DUP 254 #define mpi_comm_free_ MPI_COMM_FREE 255 #define mpi_get_count_ MPI_GET_COUNT 256 #define mpi_get_processor_name_ MPI_GET_PROCESSOR_NAME 257 #define mpi_initialized_ MPI_INITIALIZED 258 #define mpi_iprobe_ MPI_IPROBE 259 #define mpi_probe_ MPI_PROBE 260 #define mpi_request_free_ MPI_REQUEST_FREE 261 #define mpi_ssend_ MPI_SSEND 262 #define mpi_wait_ MPI_WAIT 263 #define mpi_comm_group_ MPI_COMM_GROUP 264 #define mpi_exscan_ MPI_EXSCAN 265 #elif !defined(PETSC_HAVE_FORTRAN_UNDERSCORE) 266 #define mpi_init_ mpi_init 267 #define mpi_finalize_ mpi_finalize 268 #define mpi_comm_size_ mpi_comm_size 269 #define mpi_comm_rank_ mpi_comm_rank 270 #define mpi_abort_ mpi_abort 271 #define mpi_reduce_ mpi_reduce 272 #define mpi_allreduce_ mpi_allreduce 273 #define mpi_barrier_ mpi_barrier 274 #define mpi_bcast_ mpi_bcast 275 #define mpi_gather_ mpi_gather 276 #define mpi_allgather_ mpi_allgather 277 #define mpi_comm_split_ mpi_comm_split 278 #define mpi_scan_ mpi_scan 279 #define mpi_send_ mpi_send 280 #define mpi_recv_ mpi_recv 281 #define mpi_reduce_scatter_ mpi_reduce_scatter 282 #define mpi_irecv_ mpi_irecv 283 #define mpi_isend_ mpi_isend 284 #define mpi_sendrecv_ mpi_sendrecv 285 #define mpi_test_ mpi_test 286 #define mpi_waitall_ mpi_waitall 287 #define mpi_waitany_ mpi_waitany 288 #define mpi_allgatherv_ mpi_allgatherv 289 #define mpi_alltoallv_ mpi_alltoallv 290 #define mpi_comm_create_ mpi_comm_create 291 #define mpi_address_ mpi_address 292 #define mpi_pack_ mpi_pack 293 #define mpi_unpack_ mpi_unpack 294 #define mpi_pack_size_ mpi_pack_size 295 #define mpi_type_struct_ mpi_type_struct 296 #define mpi_type_commit_ mpi_type_commit 297 #define mpi_wtime_ mpi_wtime 298 #define mpi_cancel_ mpi_cancel 299 #define mpi_comm_dup_ mpi_comm_dup 300 #define mpi_comm_free_ mpi_comm_free 301 #define mpi_get_count_ mpi_get_count 302 #define mpi_get_processor_name_ mpi_get_processor_name 303 #define mpi_initialized_ mpi_initialized 304 #define mpi_iprobe_ mpi_iprobe 305 #define mpi_probe_ mpi_probe 306 #define mpi_request_free_ mpi_request_free 307 #define mpi_ssend_ mpi_ssend 308 #define mpi_wait_ mpi_wait 309 #define mpi_comm_group_ mpi_comm_group 310 #define mpi_exscan_ mpi_exscan 311 #endif 312 313 #if defined(PETSC_HAVE_FORTRAN_UNDERSCORE_UNDERSCORE) 314 #define mpi_init_ mpi_init__ 315 #define mpi_finalize_ mpi_finalize__ 316 #define mpi_comm_size_ mpi_comm_size__ 317 #define mpi_comm_rank_ mpi_comm_rank__ 318 #define mpi_abort_ mpi_abort__ 319 #define mpi_reduce_ mpi_reduce__ 320 #define mpi_allreduce_ mpi_allreduce__ 321 #define mpi_barrier_ mpi_barrier__ 322 #define mpi_bcast_ mpi_bcast__ 323 #define mpi_gather_ mpi_gather__ 324 #define mpi_allgather_ mpi_allgather__ 325 #define mpi_comm_split_ mpi_comm_split__ 326 #define mpi_scan_ mpi_scan__ 327 #define mpi_send_ mpi_send__ 328 #define mpi_recv_ mpi_recv__ 329 #define mpi_reduce_scatter_ mpi_reduce_scatter__ 330 #define mpi_irecv_ mpi_irecv__ 331 #define mpi_isend_ mpi_isend__ 332 #define mpi_sendrecv_ mpi_sendrecv__ 333 #define mpi_test_ mpi_test__ 334 #define mpi_waitall_ mpi_waitall__ 335 #define mpi_waitany_ mpi_waitany__ 336 #define mpi_allgatherv_ mpi_allgatherv__ 337 #define mpi_alltoallv_ mpi_alltoallv__ 338 #define mpi_comm_create_ mpi_comm_create__ 339 #define mpi_address_ mpi_address__ 340 #define mpi_pack_ mpi_pack__ 341 #define mpi_unpack_ mpi_unpack__ 342 #define mpi_pack_size_ mpi_pack_size__ 343 #define mpi_type_struct_ mpi_type_struct__ 344 #define mpi_type_commit_ mpi_type_commit__ 345 #define mpi_wtime_ mpi_wtime__ 346 #define mpi_cancel_ mpi_cancel__ 347 #define mpi_comm_dup_ mpi_comm_dup__ 348 #define mpi_comm_free_ mpi_comm_free__ 349 #define mpi_get_count_ mpi_get_count__ 350 #define mpi_get_processor_name_ mpi_get_processor_name__ 351 #define mpi_initialized_ mpi_initialized__ 352 #define mpi_iprobe_ mpi_iprobe__ 353 #define mpi_probe_ mpi_probe__ 354 #define mpi_request_free_ mpi_request_free__ 355 #define mpi_ssend_ mpi_ssend__ 356 #define mpi_wait_ mpi_wait__ 357 #define mpi_comm_group_ mpi_comm_group__ 358 #define mpi_exscan_ mpi_exscan__ 359 #endif 360 361 362 /* Do not build fortran interface if MPI namespace colision is to be avoided */ 363 #if !defined(MPIUNI_AVOID_MPI_NAMESPACE) 364 365 void PETSC_STDCALL mpi_init_(int *ierr) 366 { 367 *ierr = MPI_Init((int*)0, (char***)0); 368 } 369 370 void PETSC_STDCALL mpi_finalize_(int *ierr) 371 { 372 *ierr = MPI_Finalize(); 373 } 374 375 void PETSC_STDCALL mpi_comm_size_(MPI_Comm *comm,int *size,int *ierr) 376 { 377 *size = 1; 378 *ierr = 0; 379 } 380 381 void PETSC_STDCALL mpi_comm_rank_(MPI_Comm *comm,int *rank,int *ierr) 382 { 383 *rank=0; 384 *ierr=MPI_SUCCESS; 385 } 386 387 void PETSC_STDCALL mpi_comm_split_(MPI_Comm *comm,int *color,int *key, MPI_Comm *newcomm, int *ierr) 388 { 389 *newcomm = *comm; 390 *ierr =MPI_SUCCESS; 391 } 392 393 void PETSC_STDCALL mpi_abort_(MPI_Comm *comm,int *errorcode,int *ierr) 394 { 395 abort(); 396 *ierr = MPI_SUCCESS; 397 } 398 399 void PETSC_STDCALL mpi_reduce_(void *sendbuf,void *recvbuf,int *count,int *datatype,int *op,int *root,int *comm,int *ierr) 400 { 401 MPIUNI_Memcpy(recvbuf,sendbuf,(*count)*MPIUNI_DATASIZE[*datatype]); 402 *ierr = MPI_SUCCESS; 403 } 404 405 void PETSC_STDCALL mpi_allreduce_(void *sendbuf,void *recvbuf,int *count,int *datatype,int *op,int *comm,int *ierr) 406 { 407 MPIUNI_Memcpy(recvbuf,sendbuf,(*count)*MPIUNI_DATASIZE[*datatype]); 408 *ierr = MPI_SUCCESS; 409 } 410 411 void PETSC_STDCALL mpi_barrier_(MPI_Comm *comm,int *ierr) 412 { 413 *ierr = MPI_SUCCESS; 414 } 415 416 void PETSC_STDCALL mpi_bcast_(void *buf,int *count,int *datatype,int *root,int *comm,int *ierr) 417 { 418 *ierr = MPI_SUCCESS; 419 } 420 421 422 void PETSC_STDCALL mpi_gather_(void *sendbuf,int *scount,int *sdatatype, void *recvbuf, int *rcount, int *rdatatype, int *root,int *comm,int *ierr) 423 { 424 MPIUNI_Memcpy(recvbuf,sendbuf,(*scount)*MPIUNI_DATASIZE[*sdatatype]); 425 *ierr = MPI_SUCCESS; 426 } 427 428 void PETSC_STDCALL mpi_allgather_(void *sendbuf,int *scount,int *sdatatype, void *recvbuf, int *rcount, int *rdatatype,int *comm,int *ierr) 429 { 430 MPIUNI_Memcpy(recvbuf,sendbuf,(*scount)*MPIUNI_DATASIZE[*sdatatype]); 431 *ierr = MPI_SUCCESS; 432 } 433 434 void PETSC_STDCALL mpi_scan_(void *sendbuf,void *recvbuf,int *count,int *datatype,int *op,int *comm,int *ierr) 435 { 436 MPIUNI_Memcpy(recvbuf,sendbuf,(*count)*MPIUNI_DATASIZE[*datatype]); 437 *ierr = MPI_SUCCESS; 438 } 439 440 void PETSC_STDCALL mpi_send_(void *buf,int *count,int *datatype,int *dest,int *tag,int *comm,int *ierr) 441 { 442 *ierr = MPI_Abort(MPI_COMM_WORLD,0); 443 } 444 445 void PETSC_STDCALL mpi_recv_(void *buf,int *count,int *datatype,int *source,int *tag,int *comm,int status,int *ierr) 446 { 447 *ierr = MPI_Abort(MPI_COMM_WORLD,0); 448 } 449 450 void PETSC_STDCALL mpi_reduce_scatter_(void *sendbuf,void *recvbuf,int *recvcounts,int *datatype,int *op,int *comm,int *ierr) 451 { 452 *ierr = MPI_Abort(MPI_COMM_WORLD,0); 453 } 454 455 void PETSC_STDCALL mpi_irecv_(void *buf,int *count, int *datatype, int *source, int *tag, int *comm, int *request, int *ierr) 456 { 457 *ierr = MPI_Abort(MPI_COMM_WORLD,0); 458 } 459 460 void PETSC_STDCALL mpi_isend_(void *buf,int *count,int *datatype,int *dest,int *tag,int *comm,int *request, int *ierr) 461 { 462 *ierr = MPI_Abort(MPI_COMM_WORLD,0); 463 } 464 465 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) 466 { 467 MPIUNI_Memcpy(recvbuf,sendbuf,(*sendcount)*MPIUNI_DATASIZE[*sendtype]); 468 *ierr = MPI_SUCCESS; 469 } 470 471 void PETSC_STDCALL mpi_test_(int *request,int *flag,int *status,int *ierr) 472 { 473 *ierr = MPI_Abort(MPI_COMM_WORLD,0); 474 } 475 476 void PETSC_STDCALL mpi_waitall_(int *count,int *array_of_requests,int *array_of_statuses,int *ierr) 477 { 478 *ierr = MPI_SUCCESS; 479 } 480 481 void PETSC_STDCALL mpi_waitany_(int *count,int *array_of_requests,int * index, int *status,int *ierr) 482 { 483 *ierr = MPI_SUCCESS; 484 } 485 486 void PETSC_STDCALL mpi_allgatherv_(void *sendbuf,int *sendcount,int *sendtype,void *recvbuf,int *recvcounts,int *displs,int *recvtype,int *comm,int *ierr) 487 { 488 MPIUNI_Memcpy(recvbuf,sendbuf,(*sendcount)*MPIUNI_DATASIZE[*sendtype]); 489 *ierr = MPI_SUCCESS; 490 } 491 492 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) 493 { 494 MPIUNI_Memcpy(recvbuf,sendbuf,(*sendcounts)*MPIUNI_DATASIZE[*sendtype]); 495 *ierr = MPI_SUCCESS; 496 } 497 498 void PETSC_STDCALL mpi_comm_create_(int *comm,int *group,int *newcomm,int *ierr) 499 { 500 *newcomm = *comm; 501 *ierr = MPI_SUCCESS; 502 } 503 504 void PETSC_STDCALL mpi_address_(void *location,MPIUNI_INTPTR *address,int *ierr) 505 { 506 *address = (MPIUNI_INTPTR) location; 507 *ierr = MPI_SUCCESS; 508 } 509 510 void PETSC_STDCALL mpi_pack_(void *inbuf,int *incount,int *datatype,void *outbuf,int *outsize,int *position,int *comm,int *ierr) 511 { 512 *ierr = MPI_Abort(MPI_COMM_WORLD,0); 513 } 514 515 void PETSC_STDCALL mpi_unpack_(void *inbuf,int *insize,int *position,void *outbuf,int *outcount,int *datatype,int *comm,int *ierr) 516 { 517 *ierr = MPI_Abort(MPI_COMM_WORLD,0); 518 } 519 520 void PETSC_STDCALL mpi_pack_size_(int *incount,int *datatype,int *comm,int *size,int *ierr) 521 { 522 *ierr = MPI_Abort(MPI_COMM_WORLD,0); 523 } 524 525 void PETSC_STDCALL mpi_type_struct_(int *count,int *array_of_blocklengths,int * array_of_displaments,int *array_of_types,int *newtype,int *ierr) 526 { 527 *ierr = MPI_Abort(MPI_COMM_WORLD,0); 528 } 529 530 void PETSC_STDCALL mpi_type_commit_(int *datatype,int *ierr) 531 { 532 *ierr = MPI_SUCCESS; 533 } 534 535 double PETSC_STDCALL mpi_wtime_(void) 536 { 537 return 0.0; 538 } 539 540 void PETSC_STDCALL mpi_cancel_(int *request,int *ierr) 541 { 542 *ierr = MPI_SUCCESS; 543 } 544 545 void PETSC_STDCALL mpi_comm_dup_(int *comm,int *out,int *ierr) 546 { 547 *out = *comm; 548 *ierr = MPI_SUCCESS; 549 } 550 551 void PETSC_STDCALL mpi_comm_free_(int *comm,int *ierr) 552 { 553 *ierr = MPI_SUCCESS; 554 } 555 556 void PETSC_STDCALL mpi_get_count_(int *status,int *datatype,int *count,int *ierr) 557 { 558 *ierr = MPI_Abort(MPI_COMM_WORLD,0); 559 } 560 561 /* duplicate from fortranimpl.h */ 562 #if defined(PETSC_HAVE_FORTRAN_MIXED_STR_ARG) 563 #define PETSC_MIXED_LEN(len) ,int len 564 #define PETSC_END_LEN(len) 565 #else 566 #define PETSC_MIXED_LEN(len) 567 #define PETSC_END_LEN(len) ,int len 568 #endif 569 570 void PETSC_STDCALL mpi_get_processor_name_(char *name PETSC_MIXED_LEN(len),int *result_len,int *ierr PETSC_END_LEN(len)) 571 { 572 MPIUNI_Memcpy(name,"localhost",9*sizeof(char)); 573 *result_len = 9; 574 *ierr = MPI_SUCCESS; 575 } 576 577 void PETSC_STDCALL mpi_initialized_(int *flag,int *ierr) 578 { 579 *flag = MPI_was_initialized; 580 *ierr = MPI_SUCCESS; 581 } 582 583 void PETSC_STDCALL mpi_iprobe_(int *source,int *tag,int *comm,int *glag,int *status,int *ierr) 584 { 585 *ierr = MPI_SUCCESS; 586 } 587 588 void PETSC_STDCALL mpi_probe_(int *source,int *tag,int *comm,int *flag,int *status,int *ierr) 589 { 590 *ierr = MPI_SUCCESS; 591 } 592 593 void PETSC_STDCALL mpi_request_free_(int *request,int *ierr) 594 { 595 *ierr = MPI_SUCCESS; 596 } 597 598 void PETSC_STDCALL mpi_ssend_(void *buf,int *count,int *datatype,int *dest,int *tag,int *comm,int *ierr) 599 { 600 *ierr = MPI_Abort(MPI_COMM_WORLD,0); 601 } 602 603 void PETSC_STDCALL mpi_wait_(int *request,int *status,int *ierr) 604 { 605 *ierr = MPI_SUCCESS; 606 } 607 608 void PETSC_STDCALL mpi_comm_group_(int *comm,int *group,int *ierr) 609 { 610 *ierr = MPI_SUCCESS; 611 } 612 613 void PETSC_STDCALL mpi_exscan_(void *sendbuf,void *recvbuf,int *count,int *datatype,int *op,int *comm,int *ierr) 614 { 615 *ierr = MPI_SUCCESS; 616 } 617 618 #endif /* MPIUNI_AVOID_MPI_NAMESPACE */ 619 620 #if defined(__cplusplus) 621 } 622 #endif 623