1 /* 2 This file contains Fortran stubs for PetscInitialize and Finalize. 3 */ 4 5 /* 6 This is to prevent the Cray T3D version of MPI (University of Edinburgh) 7 from stupidly redefining MPI_INIT(). They put this in to detect errors 8 in C code,but here I do want to be calling the Fortran version from a 9 C subroutine. 10 */ 11 #define T3DMPI_FORTRAN 12 #define T3EMPI_FORTRAN 13 14 #define PETSC_DESIRE_COMPLEX 15 #include <petsc-private/fortranimpl.h> 16 17 #if defined(PETSC_HAVE_CUSP) 18 #include <cublas.h> 19 #endif 20 #include <petscthreadcomm.h> 21 22 extern PetscBool PetscHMPIWorker; 23 24 #if defined(PETSC_HAVE_FORTRAN_CAPS) 25 #define petscinitialize_ PETSCINITIALIZE 26 #define petscfinalize_ PETSCFINALIZE 27 #define petscend_ PETSCEND 28 #define iargc_ IARGC 29 #define getarg_ GETARG 30 #define mpi_init_ MPI_INIT 31 #define petscgetcommoncomm_ PETSCGETCOMMONCOMM 32 #elif !defined(PETSC_HAVE_FORTRAN_UNDERSCORE) 33 #define petscinitialize_ petscinitialize 34 #define petscfinalize_ petscfinalize 35 #define petscend_ petscend 36 #define mpi_init_ mpi_init 37 #define iargc_ iargc 38 #define getarg_ getarg 39 #define petscgetcommoncomm_ petscgetcommoncomm 40 #endif 41 42 #if defined(PETSC_HAVE_NAGF90) 43 #undef iargc_ 44 #undef getarg_ 45 #define iargc_ f90_unix_MP_iargc 46 #define getarg_ f90_unix_MP_getarg 47 #endif 48 #if defined(PETSC_USE_NARGS) /* Digital Fortran */ 49 #undef iargc_ 50 #undef getarg_ 51 #define iargc_ NARGS 52 #define getarg_ GETARG 53 #elif defined(PETSC_HAVE_PXFGETARG_NEW) /* cray x1 */ 54 #undef iargc_ 55 #undef getarg_ 56 #define iargc_ ipxfargc_ 57 #define getarg_ pxfgetarg_ 58 #endif 59 #if defined(PETSC_HAVE_FORTRAN_IARGC_UNDERSCORE) /* HPUX + no underscore */ 60 #undef iargc_ 61 #undef getarg_ 62 #define iargc_ iargc_ 63 #define getarg_ getarg_ 64 #endif 65 #if defined(PETSC_HAVE_GFORTRAN_IARGC) /* gfortran from gcc4 */ 66 #undef iargc_ 67 #undef getarg_ 68 #define iargc_ _gfortran_iargc 69 #define getarg_ _gfortran_getarg_i4 70 #elif defined(PETSC_HAVE_BGL_IARGC) /* bgl g77 has different external & internal name mangling */ 71 #undef iargc_ 72 #undef getarg_ 73 #define iargc iargc_ 74 #define getarg getarg_ 75 #endif 76 77 /* 78 The extra _ is because the f2c compiler puts an 79 extra _ at the end if the original routine name 80 contained any _. 81 */ 82 #if defined(PETSC_HAVE_FORTRAN_UNDERSCORE_UNDERSCORE) 83 #undef mpi_init_ 84 #define mpi_init_ mpi_init__ 85 #endif 86 87 PETSC_EXTERN void PETSC_STDCALL mpi_init_(int*); 88 PETSC_EXTERN void PETSC_STDCALL petscgetcommoncomm_(PetscMPIInt*); 89 90 /* 91 Different Fortran compilers handle command lines in different ways 92 */ 93 #if defined(PETSC_USE_NARGS) 94 PETSC_EXTERN short __stdcall NARGS(); 95 PETSC_EXTERN void __stdcall GETARG(short*,char*,int,short *); 96 97 #elif defined(PETSC_HAVE_FORTRAN_STDCALL) 98 PETSC_EXTERN int PETSC_STDCALL IARGC(); 99 PETSC_EXTERN void PETSC_STDCALL GETARG(int *,char *,int); 100 101 #elif defined(PETSC_HAVE_PXFGETARG_NEW) 102 PETSC_EXTERN int iargc_(); 103 PETSC_EXTERN void getarg_(int*,char*,int*,int*,int); 104 105 #else 106 PETSC_EXTERN int iargc_(); 107 PETSC_EXTERN void getarg_(int*,char*,int); 108 /* 109 The Cray T3D/T3E use the PXFGETARG() function 110 */ 111 #if defined(PETSC_HAVE_PXFGETARG) 112 PETSC_EXTERN void PXFGETARG(int*,_fcd,int*,int*); 113 #endif 114 #endif 115 116 #if (defined(PETSC_HAVE_COMPLEX) && !defined(PETSC_HAVE_MPI_C_DOUBLE_COMPLEX)) || defined(PETSC_USE_REAL___FLOAT128) 117 extern MPI_Op MPIU_SUM; 118 119 PETSC_EXTERN void MPIAPI PetscSum_Local(void*,void*,PetscMPIInt*,MPI_Datatype*); 120 121 #endif 122 #if defined(PETSC_USE_REAL___FLOAT128) 123 124 PETSC_EXTERN void MPIAPI PetscSum_Local(void*,void*,PetscMPIInt*,MPI_Datatype*); 125 PETSC_EXTERN void MPIAPI PetscMax_Local(void*,void*,PetscMPIInt*,MPI_Datatype*); 126 PETSC_EXTERN void MPIAPI PetscMin_Local(void*,void*,PetscMPIInt*,MPI_Datatype*); 127 #endif 128 129 extern MPI_Op PetscMaxSum_Op; 130 131 PETSC_EXTERN void MPIAPI PetscMaxSum_Local(void*,void*,PetscMPIInt*,MPI_Datatype*); 132 PETSC_EXTERN PetscMPIInt MPIAPI Petsc_DelCounter(MPI_Comm,PetscMPIInt,void*,void*); 133 PETSC_EXTERN PetscMPIInt MPIAPI Petsc_DelComm(MPI_Comm,PetscMPIInt,void*,void*); 134 135 extern PetscErrorCode PetscOptionsCheckInitial_Private(void); 136 extern PetscErrorCode PetscOptionsCheckInitial_Components(void); 137 extern PetscErrorCode PetscInitialize_DynamicLibraries(void); 138 #if defined(PETSC_USE_LOG) 139 extern PetscErrorCode PetscLogBegin_Private(void); 140 #endif 141 extern PetscErrorCode PetscMallocAlign(size_t,int,const char[],const char[],const char[],void**); 142 extern PetscErrorCode PetscFreeAlign(void*,int,const char[],const char[],const char[]); 143 extern int PetscGlobalArgc; 144 extern char **PetscGlobalArgs; 145 146 /* 147 Reads in Fortran command line argments and sends them to 148 all processors and adds them to Options database. 149 */ 150 151 PetscErrorCode PETScParseFortranArgs_Private(int *argc,char ***argv) 152 { 153 #if defined(PETSC_USE_NARGS) 154 short i,flg; 155 #else 156 int i; 157 #endif 158 PetscErrorCode ierr; 159 int warg = 256; 160 PetscMPIInt rank; 161 char *p; 162 163 ierr = MPI_Comm_rank(PETSC_COMM_WORLD,&rank);CHKERRQ(ierr); 164 if (!rank) { 165 #if defined(PETSC_HAVE_IARG_COUNT_PROGNAME) 166 *argc = iargc_(); 167 #else 168 /* most compilers do not count the program name for argv[0] */ 169 *argc = 1 + iargc_(); 170 #endif 171 } 172 ierr = MPI_Bcast(argc,1,MPI_INT,0,PETSC_COMM_WORLD);CHKERRQ(ierr); 173 174 /* PetscTrMalloc() not yet set, so don't use PetscMalloc() */ 175 ierr = PetscMallocAlign((*argc+1)*(warg*sizeof(char)+sizeof(char*)),0,0,0,0,(void**)argv);CHKERRQ(ierr); 176 (*argv)[0] = (char*)(*argv + *argc + 1); 177 178 if (!rank) { 179 ierr = PetscMemzero((*argv)[0],(*argc)*warg*sizeof(char));CHKERRQ(ierr); 180 for (i=0; i<*argc; i++) { 181 (*argv)[i+1] = (*argv)[i] + warg; 182 #if defined(PETSC_HAVE_PXFGETARG_NEW) 183 {char *tmp = (*argv)[i]; 184 int ilen; 185 getarg_(&i,tmp,&ilen,&ierr,warg);CHKERRQ(ierr); 186 tmp[ilen] = 0;} 187 #elif defined(PETSC_USE_NARGS) 188 GETARG(&i,(*argv)[i],warg,&flg); 189 #else 190 /* 191 Because the stupid #defines above define all kinds of things to getarg_ we cannot do this test 192 #elif defined(PETSC_HAVE_GETARG) 193 getarg_(&i,(*argv)[i],warg); 194 #else 195 SETERRQ(PETSC_COMM_SELF,PETSC_ERR_SUP,"Cannot get Fortran command line arguments"); 196 */ 197 getarg_(&i,(*argv)[i],warg); 198 #endif 199 /* zero out garbage at end of each argument */ 200 p = (*argv)[i] + warg-1; 201 while (p > (*argv)[i]) { 202 if (*p == ' ') *p = 0; 203 p--; 204 } 205 } 206 } 207 ierr = MPI_Bcast((*argv)[0],*argc*warg,MPI_CHAR,0,PETSC_COMM_WORLD);CHKERRQ(ierr); 208 if (rank) { 209 for (i=0; i<*argc; i++) (*argv)[i+1] = (*argv)[i] + warg; 210 } 211 return 0; 212 } 213 214 /* -----------------------------------------------------------------------------------------------*/ 215 216 extern MPI_Op PetscADMax_Op; 217 extern MPI_Op PetscADMin_Op; 218 PETSC_EXTERN void MPIAPI PetscADMax_Local(void*,void*,PetscMPIInt*,MPI_Datatype*); 219 PETSC_EXTERN void MPIAPI PetscADMin_Local(void*,void*,PetscMPIInt*,MPI_Datatype*); 220 221 222 /* 223 petscinitialize - Version called from Fortran. 224 225 Notes: 226 Since this is called from Fortran it does not return error codes 227 228 */ 229 PETSC_EXTERN void PETSC_STDCALL petscinitialize_(CHAR filename PETSC_MIXED_LEN(len),PetscErrorCode *ierr PETSC_END_LEN(len)) 230 { 231 #if defined (PETSC_USE_NARGS) 232 short flg,i; 233 #else 234 int i; 235 #if !defined(PETSC_HAVE_PXFGETARG_NEW) && !defined (PETSC_HAVE_PXFGETARG_NEW) 236 int j; 237 #endif 238 #endif 239 int flag; 240 PetscMPIInt size; 241 char *t1,name[256],hostname[64]; 242 PetscMPIInt f_petsc_comm_world; 243 PetscInt nodesize; 244 PetscBool flg; 245 246 *ierr = PetscMemzero(name,256); if (*ierr) return; 247 if (PetscInitializeCalled) {*ierr = 0; return;} 248 249 /* this must be initialized in a routine, not as a constant declaration*/ 250 PETSC_STDOUT = stdout; 251 PETSC_STDERR = stderr; 252 253 *ierr = PetscOptionsCreate(); 254 if (*ierr) return; 255 i = 0; 256 #if defined (PETSC_HAVE_PXFGETARG_NEW) 257 { int ilen,sierr; 258 getarg_(&i,name,&ilen,&sierr,256); 259 if (sierr) PetscStrncpy(name,"Unknown Name",256); 260 else name[ilen] = 0; 261 } 262 #elif defined(PETSC_USE_NARGS) 263 GETARG(&i,name,256,&flg); 264 #else 265 getarg_(&i,name,256); 266 /* Eliminate spaces at the end of the string */ 267 for (j=254; j>=0; j--) { 268 if (name[j] != ' ') { 269 name[j+1] = 0; 270 break; 271 } 272 } 273 if (j<0) PetscStrncpy(name,"Unknown Name",256); 274 #endif 275 *ierr = PetscSetProgramName(name); 276 if (*ierr) {(*PetscErrorPrintf)("PetscInitialize: Calling PetscSetProgramName()\n");return;} 277 278 /* check if PETSC_COMM_WORLD is initialized by the user in fortran */ 279 petscgetcommoncomm_(&f_petsc_comm_world); 280 MPI_Initialized(&flag); 281 if (!flag) { 282 PetscMPIInt mierr; 283 284 if (f_petsc_comm_world) {(*PetscErrorPrintf)("You cannot set PETSC_COMM_WORLD if you have not initialized MPI first\n");return;} 285 /* MPI requires calling Fortran mpi_init() if main program is Fortran */ 286 mpi_init_(&mierr); 287 if (mierr) { 288 *ierr = mierr; 289 (*PetscErrorPrintf)("PetscInitialize: Calling Fortran MPI_Init()\n"); 290 return; 291 } 292 PetscBeganMPI = PETSC_TRUE; 293 } 294 if (f_petsc_comm_world) PETSC_COMM_WORLD = MPI_Comm_f2c(*(MPI_Fint*)&f_petsc_comm_world); /* User called MPI_INITIALIZE() and changed PETSC_COMM_WORLD */ 295 else PETSC_COMM_WORLD = MPI_COMM_WORLD; 296 PetscInitializeCalled = PETSC_TRUE; 297 298 *ierr = PetscErrorPrintfInitialize(); 299 if (*ierr) {(*PetscErrorPrintf)("PetscInitialize: Calling PetscErrorPrintfInitialize()\n");return;} 300 *ierr = MPI_Comm_rank(MPI_COMM_WORLD,&PetscGlobalRank); 301 if (*ierr) {(*PetscErrorPrintf)("PetscInitialize: Setting PetscGlobalRank\n");return;} 302 *ierr = MPI_Comm_size(MPI_COMM_WORLD,&PetscGlobalSize); 303 if (*ierr) {(*PetscErrorPrintf)("PetscInitialize: Setting PetscGlobalSize\n");return;} 304 305 MPIU_BOOL = MPI_INT; 306 MPIU_ENUM = MPI_INT; 307 308 #if defined(PETSC_HAVE_COMPLEX) 309 /* 310 Initialized the global variable; this is because with 311 shared libraries the constructors for global variables 312 are not called; at least on IRIX. 313 */ 314 { 315 #if defined(PETSC_CLANGUAGE_CXX) 316 PetscComplex ic(0.0,1.0); 317 PETSC_i = ic; 318 #else 319 PETSC_i = _Complex_I; 320 #endif 321 } 322 323 #if !defined(PETSC_HAVE_MPI_C_DOUBLE_COMPLEX) 324 *ierr = MPI_Type_contiguous(2,MPI_DOUBLE,&MPIU_C_DOUBLE_COMPLEX); 325 if (*ierr) {(*PetscErrorPrintf)("PetscInitialize:Creating MPI types\n");return;} 326 *ierr = MPI_Type_commit(&MPIU_C_DOUBLE_COMPLEX); 327 if (*ierr) {(*PetscErrorPrintf)("PetscInitialize:Creating MPI types\n");return;} 328 *ierr = MPI_Type_contiguous(2,MPI_FLOAT,&MPIU_C_COMPLEX); 329 if (*ierr) {(*PetscErrorPrintf)("PetscInitialize:Creating MPI types\n");return;} 330 *ierr = MPI_Type_commit(&MPIU_C_COMPLEX); 331 if (*ierr) {(*PetscErrorPrintf)("PetscInitialize:Creating MPI types\n");return;} 332 *ierr = MPI_Op_create(PetscSum_Local,1,&MPIU_SUM); 333 if (*ierr) {(*PetscErrorPrintf)("PetscInitialize:Creating MPI ops\n");return;} 334 #endif 335 336 #endif 337 338 #if defined(PETSC_USE_REAL___FLOAT128) 339 *ierr = MPI_Type_contiguous(2,MPI_DOUBLE,&MPIU___FLOAT128); 340 if (*ierr) {(*PetscErrorPrintf)("PetscInitialize:Creating MPI types\n");return;} 341 *ierr = MPI_Type_commit(&MPIU___FLOAT128); 342 if (*ierr) {(*PetscErrorPrintf)("PetscInitialize:Creating MPI types\n");return;} 343 #if defined(PETSC_HAVE_COMPLEX) 344 *ierr = MPI_Type_contiguous(4,MPI_DOUBLE,&MPIU___COMPLEX128); 345 if (*ierr) {(*PetscErrorPrintf)("PetscInitialize:Creating MPI types\n");return;} 346 *ierr = MPI_Type_commit(&MPIU___COMPLEX128); 347 if (*ierr) {(*PetscErrorPrintf)("PetscInitialize:Creating MPI types\n");return;} 348 #endif 349 *ierr = MPI_Op_create(PetscSum_Local,1,&MPIU_SUM); 350 if (*ierr) {(*PetscErrorPrintf)("PetscInitialize:Creating MPI ops\n");return;} 351 *ierr = MPI_Op_create(PetscMax_Local,1,&MPIU_MAX); 352 if (*ierr) {(*PetscErrorPrintf)("PetscInitialize:Creating MPI ops\n");return;} 353 *ierr = MPI_Op_create(PetscMin_Local,1,&MPIU_MIN); 354 if (*ierr) {(*PetscErrorPrintf)("PetscInitialize:Creating MPI ops\n");return;} 355 #endif 356 357 /* 358 Create the PETSc MPI reduction operator that sums of the first 359 half of the entries and maxes the second half. 360 */ 361 *ierr = MPI_Op_create(PetscMaxSum_Local,1,&PetscMaxSum_Op); 362 if (*ierr) {(*PetscErrorPrintf)("PetscInitialize:Creating MPI ops\n");return;} 363 364 *ierr = MPI_Type_contiguous(2,MPIU_SCALAR,&MPIU_2SCALAR); 365 if (*ierr) {(*PetscErrorPrintf)("PetscInitialize:Creating MPI types\n");return;} 366 *ierr = MPI_Type_commit(&MPIU_2SCALAR); 367 if (*ierr) {(*PetscErrorPrintf)("PetscInitialize:Creating MPI types\n");return;} 368 #if defined(PETSC_USE_64BIT_INDICES) || !defined(MPI_2INT) 369 *ierr = MPI_Type_contiguous(2,MPIU_INT,&MPIU_2INT); 370 if (*ierr) {(*PetscErrorPrintf)("PetscInitialize:Creating MPI types\n");return;} 371 *ierr = MPI_Type_commit(&MPIU_2INT); 372 if (*ierr) {(*PetscErrorPrintf)("PetscInitialize:Creating MPI types\n");return;} 373 #endif 374 *ierr = MPI_Op_create(PetscADMax_Local,1,&PetscADMax_Op); 375 if (*ierr) {(*PetscErrorPrintf)("PetscInitialize:Creating MPI ops\n");return;} 376 *ierr = MPI_Op_create(PetscADMin_Local,1,&PetscADMin_Op); 377 if (*ierr) {(*PetscErrorPrintf)("PetscInitialize:Creating MPI ops\n");return;} 378 *ierr = MPI_Keyval_create(MPI_NULL_COPY_FN,Petsc_DelCounter,&Petsc_Counter_keyval,(void*)0); 379 if (*ierr) {(*PetscErrorPrintf)("PetscInitialize:Creating MPI keyvals\n");return;} 380 *ierr = MPI_Keyval_create(MPI_NULL_COPY_FN,Petsc_DelComm,&Petsc_InnerComm_keyval,(void*)0); 381 if (*ierr) {(*PetscErrorPrintf)("PetscInitialize:Creating MPI keyvals\n");return;} 382 *ierr = MPI_Keyval_create(MPI_NULL_COPY_FN,Petsc_DelComm,&Petsc_OuterComm_keyval,(void*)0); 383 if (*ierr) {(*PetscErrorPrintf)("PetscInitialize:Creating MPI keyvals\n");return;} 384 385 /* 386 PetscInitializeFortran() is called twice. Here it initializes 387 PETSC_NULL_CHARACTER_Fortran. Below it initializes the PETSC_VIEWERs. 388 The PETSC_VIEWERs have not been created yet, so they must be initialized 389 below. 390 */ 391 PetscInitializeFortran(); 392 PETScParseFortranArgs_Private(&PetscGlobalArgc,&PetscGlobalArgs); 393 FIXCHAR(filename,len,t1); 394 *ierr = PetscOptionsInsert(&PetscGlobalArgc,&PetscGlobalArgs,t1); 395 FREECHAR(filename,t1); 396 if (*ierr) {(*PetscErrorPrintf)("PetscInitialize:Creating options database\n");return;} 397 *ierr = PetscOptionsCheckInitial_Private(); 398 if (*ierr) {(*PetscErrorPrintf)("PetscInitialize:Checking initial options\n");return;} 399 #if defined(PETSC_USE_LOG) 400 *ierr = PetscLogBegin_Private(); 401 if (*ierr) {(*PetscErrorPrintf)("PetscInitialize: intializing logging\n");return;} 402 #endif 403 *ierr = PetscInitialize_DynamicLibraries(); 404 if (*ierr) {(*PetscErrorPrintf)("PetscInitialize:Initializing dynamic libraries\n");return;} 405 406 *ierr = PetscInitializeFortran(); 407 if (*ierr) { (*PetscErrorPrintf)("PetscInitialize:Setting up common block\n");return;} 408 409 *ierr = MPI_Comm_size(PETSC_COMM_WORLD,&size); 410 if (*ierr) { (*PetscErrorPrintf)("PetscInitialize:Getting MPI_Comm_size()\n");return;} 411 *ierr = PetscInfo1(0,"(Fortran):PETSc successfully started: procs %d\n",size); 412 if (*ierr) { (*PetscErrorPrintf)("PetscInitialize:Calling PetscInfo()\n");return;} 413 *ierr = PetscGetHostName(hostname,64); 414 if (*ierr) { (*PetscErrorPrintf)("PetscInitialize:Getting hostname\n");return;} 415 *ierr = PetscInfo1(0,"Running on machine: %s\n",hostname); 416 if (*ierr) { (*PetscErrorPrintf)("PetscInitialize:Calling PetscInfo()\n");return;} 417 *ierr = PetscOptionsCheckInitial_Components(); 418 if (*ierr) {(*PetscErrorPrintf)("PetscInitialize:Checking initial options\n");return;} 419 420 *ierr = PetscThreadCommInitializePackage(); 421 if (*ierr) {(*PetscErrorPrintf)("PetscInitialize:Calling PetscThreadCommInitialize()\n");return;} 422 423 #if defined(PETSC_USE_DEBUG) 424 PetscThreadLocalRegister((PetscThreadKey*)&petscstack); /* Creates petscstack_key if needed */ 425 *ierr = PetscStackCreate(); 426 if (*ierr) {(*PetscErrorPrintf)("PetscInitialize:PetscStackCreate()\n");return;} 427 #endif 428 429 *ierr = PetscOptionsGetInt(NULL,"-hmpi_spawn_size",&nodesize,&flg); 430 if (flg) { 431 #if defined(PETSC_HAVE_MPI_COMM_SPAWN) 432 *ierr = PetscHMPISpawn((PetscMPIInt) nodesize); /* worker nodes never return from here; they go directly to PetscEnd() */ 433 if (*ierr) {(*PetscErrorPrintf)("PetscInitialize:PetscHMPIS-pawn()\n");return;} 434 #else 435 *ierr = PETSC_ERR_SUP; 436 (*PetscErrorPrintf)("PetscInitialize: PETSc built without MPI 2 (MPI_Comm_spawn) support, use -hmpi_merge_size instead"); 437 return; 438 #endif 439 } else { 440 *ierr = PetscOptionsGetInt(NULL,"-hmpi_merge_size",&nodesize,&flg); 441 if (flg) { 442 *ierr = PetscHMPIMerge((PetscMPIInt) nodesize,NULL,NULL); 443 if (*ierr) {(*PetscErrorPrintf)("PetscInitialize:PetscHMPIMerge()\n");return;} 444 if (PetscHMPIWorker) { /* if worker then never enter user code */ 445 PetscInitializeCalled = PETSC_TRUE; 446 *ierr = PetscEnd(); 447 } 448 } 449 } 450 451 #if defined(PETSC_HAVE_CUDA) 452 cublasInit(); 453 #endif 454 } 455 456 PETSC_EXTERN void PETSC_STDCALL petscfinalize_(PetscErrorCode *ierr) 457 { 458 #if defined(PETSC_HAVE_SUNMATHPRO) 459 extern void standard_arithmetic(); 460 standard_arithmetic(); 461 #endif 462 /* was malloced with PetscMallocAlign() so free the same way */ 463 *ierr = PetscFreeAlign(PetscGlobalArgs,0,0,0,0);if (*ierr) {(*PetscErrorPrintf)("PetscFinalize:Freeing args\n");return;} 464 465 *ierr = PetscFinalize(); 466 } 467 468 void PETSC_STDCALL petscend_(PetscErrorCode *ierr) 469 { 470 #if defined(PETSC_HAVE_SUNMATHPRO) 471 extern void standard_arithmetic(); 472 standard_arithmetic(); 473 #endif 474 475 *ierr = PetscEnd(); 476 } 477 478