1 #define PETSC_DESIRE_FEATURE_TEST_MACROS 2 /* 3 This file defines the initialization of PETSc, including PetscInitialize() 4 */ 5 #include <petsc/private/petscimpl.h> /*I "petscsys.h" I*/ 6 #include <petscviewer.h> 7 8 #if !defined(PETSC_HAVE_WINDOWS_COMPILERS) 9 #include <petsc/private/valgrind/valgrind.h> 10 #endif 11 12 #if defined(PETSC_HAVE_FORTRAN) 13 #include <petsc/private/fortranimpl.h> 14 #endif 15 16 #if defined(PETSC_USE_GCOV) 17 EXTERN_C_BEGIN 18 void __gcov_flush(void); 19 EXTERN_C_END 20 #endif 21 22 #if defined(PETSC_SERIALIZE_FUNCTIONS) 23 PETSC_INTERN PetscFPT PetscFPTData; 24 PetscFPT PetscFPTData = 0; 25 #endif 26 27 #if PetscDefined(HAVE_SAWS) 28 #include <petscviewersaws.h> 29 #endif 30 31 /* -----------------------------------------------------------------------------------------*/ 32 33 PETSC_INTERN FILE *petsc_history; 34 35 PETSC_INTERN PetscErrorCode PetscInitialize_DynamicLibraries(void); 36 PETSC_INTERN PetscErrorCode PetscFinalize_DynamicLibraries(void); 37 PETSC_INTERN PetscErrorCode PetscFunctionListPrintAll(void); 38 PETSC_INTERN PetscErrorCode PetscSequentialPhaseBegin_Private(MPI_Comm,int); 39 PETSC_INTERN PetscErrorCode PetscSequentialPhaseEnd_Private(MPI_Comm,int); 40 PETSC_INTERN PetscErrorCode PetscCloseHistoryFile(FILE**); 41 42 /* user may set these BEFORE calling PetscInitialize() */ 43 MPI_Comm PETSC_COMM_WORLD = MPI_COMM_NULL; 44 #if PetscDefined(HAVE_MPI_INIT_THREAD) 45 PetscMPIInt PETSC_MPI_THREAD_REQUIRED = MPI_THREAD_FUNNELED; 46 #else 47 PetscMPIInt PETSC_MPI_THREAD_REQUIRED = 0; 48 #endif 49 50 PetscMPIInt Petsc_Counter_keyval = MPI_KEYVAL_INVALID; 51 PetscMPIInt Petsc_InnerComm_keyval = MPI_KEYVAL_INVALID; 52 PetscMPIInt Petsc_OuterComm_keyval = MPI_KEYVAL_INVALID; 53 PetscMPIInt Petsc_ShmComm_keyval = MPI_KEYVAL_INVALID; 54 55 /* 56 Declare and set all the string names of the PETSc enums 57 */ 58 const char *const PetscBools[] = {"FALSE","TRUE","PetscBool","PETSC_",NULL}; 59 const char *const PetscCopyModes[] = {"COPY_VALUES","OWN_POINTER","USE_POINTER","PetscCopyMode","PETSC_",NULL}; 60 61 PetscBool PetscPreLoadingUsed = PETSC_FALSE; 62 PetscBool PetscPreLoadingOn = PETSC_FALSE; 63 64 PetscInt PetscHotRegionDepth; 65 66 PetscBool PETSC_RUNNING_ON_VALGRIND = PETSC_FALSE; 67 68 #if defined(PETSC_HAVE_THREADSAFETY) 69 PetscSpinlock PetscViewerASCIISpinLockOpen; 70 PetscSpinlock PetscViewerASCIISpinLockStdout; 71 PetscSpinlock PetscViewerASCIISpinLockStderr; 72 PetscSpinlock PetscCommSpinLock; 73 #endif 74 75 /* 76 PetscInitializeNoPointers - Calls PetscInitialize() from C/C++ without the pointers to argc and args 77 78 Collective 79 80 Level: advanced 81 82 Notes: 83 this is called only by the PETSc Julia interface. Even though it might start MPI it sets the flag to 84 indicate that it did NOT start MPI so that the PetscFinalize() does not end MPI, thus allowing PetscInitialize() to 85 be called multiple times from Julia without the problem of trying to initialize MPI more than once. 86 87 Developer Note: Turns off PETSc signal handling to allow Julia to manage signals 88 89 .seealso: PetscInitialize(), PetscInitializeFortran(), PetscInitializeNoArguments() 90 */ 91 PetscErrorCode PetscInitializeNoPointers(int argc,char **args,const char *filename,const char *help) 92 { 93 PetscErrorCode ierr; 94 int myargc = argc; 95 char **myargs = args; 96 97 PetscFunctionBegin; 98 ierr = PetscInitialize(&myargc,&myargs,filename,help);if (ierr) PetscFunctionReturn(ierr); 99 ierr = PetscPopSignalHandler();CHKERRQ(ierr); 100 PetscBeganMPI = PETSC_FALSE; 101 PetscFunctionReturn(0); 102 } 103 104 /* 105 Used by Julia interface to get communicator 106 */ 107 PetscErrorCode PetscGetPETSC_COMM_SELF(MPI_Comm *comm) 108 { 109 PetscFunctionBegin; 110 if (PetscInitializeCalled) PetscValidPointer(comm,1); 111 *comm = PETSC_COMM_SELF; 112 PetscFunctionReturn(0); 113 } 114 115 /*@C 116 PetscInitializeNoArguments - Calls PetscInitialize() from C/C++ without 117 the command line arguments. 118 119 Collective 120 121 Level: advanced 122 123 .seealso: PetscInitialize(), PetscInitializeFortran() 124 @*/ 125 PetscErrorCode PetscInitializeNoArguments(void) 126 { 127 PetscErrorCode ierr; 128 int argc = 0; 129 char **args = NULL; 130 131 PetscFunctionBegin; 132 ierr = PetscInitialize(&argc,&args,NULL,NULL); 133 PetscFunctionReturn(ierr); 134 } 135 136 /*@ 137 PetscInitialized - Determine whether PETSc is initialized. 138 139 Level: beginner 140 141 .seealso: PetscInitialize(), PetscInitializeNoArguments(), PetscInitializeFortran() 142 @*/ 143 PetscErrorCode PetscInitialized(PetscBool *isInitialized) 144 { 145 PetscFunctionBegin; 146 if (PetscInitializeCalled) PetscValidBoolPointer(isInitialized,1); 147 *isInitialized = PetscInitializeCalled; 148 PetscFunctionReturn(0); 149 } 150 151 /*@ 152 PetscFinalized - Determine whether PetscFinalize() has been called yet 153 154 Level: developer 155 156 .seealso: PetscInitialize(), PetscInitializeNoArguments(), PetscInitializeFortran() 157 @*/ 158 PetscErrorCode PetscFinalized(PetscBool *isFinalized) 159 { 160 PetscFunctionBegin; 161 if (!PetscFinalizeCalled) PetscValidBoolPointer(isFinalized,1); 162 *isFinalized = PetscFinalizeCalled; 163 PetscFunctionReturn(0); 164 } 165 166 PETSC_INTERN PetscErrorCode PetscOptionsCheckInitial_Private(const char []); 167 168 /* 169 This function is the MPI reduction operation used to compute the sum of the 170 first half of the datatype and the max of the second half. 171 */ 172 MPI_Op MPIU_MAXSUM_OP = 0; 173 174 PETSC_INTERN void MPIAPI MPIU_MaxSum_Local(void *in,void *out,int *cnt,MPI_Datatype *datatype) 175 { 176 PetscInt *xin = (PetscInt*)in,*xout = (PetscInt*)out,i,count = *cnt; 177 178 PetscFunctionBegin; 179 if (*datatype != MPIU_2INT) { 180 (*PetscErrorPrintf)("Can only handle MPIU_2INT data types"); 181 PETSCABORT(MPI_COMM_SELF,PETSC_ERR_ARG_WRONG); 182 } 183 184 for (i=0; i<count; i++) { 185 xout[2*i] = PetscMax(xout[2*i],xin[2*i]); 186 xout[2*i+1] += xin[2*i+1]; 187 } 188 PetscFunctionReturnVoid(); 189 } 190 191 /* 192 Returns the max of the first entry owned by this processor and the 193 sum of the second entry. 194 195 The reason sizes[2*i] contains lengths sizes[2*i+1] contains flag of 1 if length is nonzero 196 is so that the MPIU_MAXSUM_OP() can set TWO values, if we passed in only sizes[i] with lengths 197 there would be no place to store the both needed results. 198 */ 199 PetscErrorCode PetscMaxSum(MPI_Comm comm,const PetscInt sizes[],PetscInt *max,PetscInt *sum) 200 { 201 PetscErrorCode ierr; 202 203 PetscFunctionBegin; 204 #if defined(PETSC_HAVE_MPI_REDUCE_SCATTER_BLOCK) 205 { 206 struct {PetscInt max,sum;} work; 207 ierr = MPI_Reduce_scatter_block((void*)sizes,&work,1,MPIU_2INT,MPIU_MAXSUM_OP,comm);CHKERRMPI(ierr); 208 *max = work.max; 209 *sum = work.sum; 210 } 211 #else 212 { 213 PetscMPIInt size,rank; 214 struct {PetscInt max,sum;} *work; 215 ierr = MPI_Comm_size(comm,&size);CHKERRMPI(ierr); 216 ierr = MPI_Comm_rank(comm,&rank);CHKERRMPI(ierr); 217 ierr = PetscMalloc1(size,&work);CHKERRQ(ierr); 218 ierr = MPIU_Allreduce((void*)sizes,work,size,MPIU_2INT,MPIU_MAXSUM_OP,comm);CHKERRMPI(ierr); 219 *max = work[rank].max; 220 *sum = work[rank].sum; 221 ierr = PetscFree(work);CHKERRQ(ierr); 222 } 223 #endif 224 PetscFunctionReturn(0); 225 } 226 227 /* ----------------------------------------------------------------------------*/ 228 229 #if defined(PETSC_USE_REAL___FLOAT128) || defined(PETSC_USE_REAL___FP16) 230 MPI_Op MPIU_SUM = 0; 231 232 PETSC_EXTERN void MPIAPI PetscSum_Local(void *in,void *out,PetscMPIInt *cnt,MPI_Datatype *datatype) 233 { 234 PetscInt i,count = *cnt; 235 236 PetscFunctionBegin; 237 if (*datatype == MPIU_REAL) { 238 PetscReal *xin = (PetscReal*)in,*xout = (PetscReal*)out; 239 for (i=0; i<count; i++) xout[i] += xin[i]; 240 } 241 #if defined(PETSC_HAVE_COMPLEX) 242 else if (*datatype == MPIU_COMPLEX) { 243 PetscComplex *xin = (PetscComplex*)in,*xout = (PetscComplex*)out; 244 for (i=0; i<count; i++) xout[i] += xin[i]; 245 } 246 #endif 247 else { 248 (*PetscErrorPrintf)("Can only handle MPIU_REAL or MPIU_COMPLEX data types"); 249 PETSCABORT(MPI_COMM_SELF,PETSC_ERR_ARG_WRONG); 250 } 251 PetscFunctionReturnVoid(); 252 } 253 #endif 254 255 #if defined(PETSC_USE_REAL___FLOAT128) || defined(PETSC_USE_REAL___FP16) 256 MPI_Op MPIU_MAX = 0; 257 MPI_Op MPIU_MIN = 0; 258 259 PETSC_EXTERN void MPIAPI PetscMax_Local(void *in,void *out,PetscMPIInt *cnt,MPI_Datatype *datatype) 260 { 261 PetscInt i,count = *cnt; 262 263 PetscFunctionBegin; 264 if (*datatype == MPIU_REAL) { 265 PetscReal *xin = (PetscReal*)in,*xout = (PetscReal*)out; 266 for (i=0; i<count; i++) xout[i] = PetscMax(xout[i],xin[i]); 267 } 268 #if defined(PETSC_HAVE_COMPLEX) 269 else if (*datatype == MPIU_COMPLEX) { 270 PetscComplex *xin = (PetscComplex*)in,*xout = (PetscComplex*)out; 271 for (i=0; i<count; i++) { 272 xout[i] = PetscRealPartComplex(xout[i])<PetscRealPartComplex(xin[i]) ? xin[i] : xout[i]; 273 } 274 } 275 #endif 276 else { 277 (*PetscErrorPrintf)("Can only handle MPIU_REAL or MPIU_COMPLEX data types"); 278 PETSCABORT(MPI_COMM_SELF,PETSC_ERR_ARG_WRONG); 279 } 280 PetscFunctionReturnVoid(); 281 } 282 283 PETSC_EXTERN void MPIAPI PetscMin_Local(void *in,void *out,PetscMPIInt *cnt,MPI_Datatype *datatype) 284 { 285 PetscInt i,count = *cnt; 286 287 PetscFunctionBegin; 288 if (*datatype == MPIU_REAL) { 289 PetscReal *xin = (PetscReal*)in,*xout = (PetscReal*)out; 290 for (i=0; i<count; i++) xout[i] = PetscMin(xout[i],xin[i]); 291 } 292 #if defined(PETSC_HAVE_COMPLEX) 293 else if (*datatype == MPIU_COMPLEX) { 294 PetscComplex *xin = (PetscComplex*)in,*xout = (PetscComplex*)out; 295 for (i=0; i<count; i++) { 296 xout[i] = PetscRealPartComplex(xout[i])>PetscRealPartComplex(xin[i]) ? xin[i] : xout[i]; 297 } 298 } 299 #endif 300 else { 301 (*PetscErrorPrintf)("Can only handle MPIU_REAL or MPIU_SCALAR data (i.e. double or complex) types"); 302 PETSCABORT(MPI_COMM_SELF,PETSC_ERR_ARG_WRONG); 303 } 304 PetscFunctionReturnVoid(); 305 } 306 #endif 307 308 /* 309 Private routine to delete internal tag/name counter storage when a communicator is freed. 310 311 This is called by MPI, not by users. This is called by MPI_Comm_free() when the communicator that has this data as an attribute is freed. 312 313 Note: this is declared extern "C" because it is passed to MPI_Comm_create_keyval() 314 315 */ 316 PETSC_EXTERN PetscMPIInt MPIAPI Petsc_Counter_Attr_Delete_Fn(MPI_Comm comm,PetscMPIInt keyval,void *count_val,void *extra_state) 317 { 318 PetscErrorCode ierr; 319 PetscCommCounter *counter=(PetscCommCounter*)count_val; 320 struct PetscCommStash *comms = counter->comms, *pcomm; 321 322 PetscFunctionBegin; 323 ierr = PetscInfo1(NULL,"Deleting counter data in an MPI_Comm %ld\n",(long)comm);CHKERRMPI(ierr); 324 ierr = PetscFree(counter->iflags);CHKERRMPI(ierr); 325 while (comms) { 326 ierr = MPI_Comm_free(&comms->comm);CHKERRMPI(ierr); 327 pcomm = comms; 328 comms = comms->next; 329 ierr = PetscFree(pcomm);CHKERRQ(ierr); 330 } 331 ierr = PetscFree(counter);CHKERRMPI(ierr); 332 PetscFunctionReturn(MPI_SUCCESS); 333 } 334 335 /* 336 This is invoked on the outer comm as a result of either PetscCommDestroy() (via MPI_Comm_delete_attr) or when the user 337 calls MPI_Comm_free(). 338 339 This is the only entry point for breaking the links between inner and outer comms. 340 341 This is called by MPI, not by users. This is called when MPI_Comm_free() is called on the communicator. 342 343 Note: this is declared extern "C" because it is passed to MPI_Comm_create_keyval() 344 345 */ 346 PETSC_EXTERN PetscMPIInt MPIAPI Petsc_InnerComm_Attr_Delete_Fn(MPI_Comm comm,PetscMPIInt keyval,void *attr_val,void *extra_state) 347 { 348 PetscErrorCode ierr; 349 union {MPI_Comm comm; void *ptr;} icomm; 350 351 PetscFunctionBegin; 352 if (keyval != Petsc_InnerComm_keyval) SETERRMPI(PETSC_COMM_SELF,PETSC_ERR_ARG_CORRUPT,"Unexpected keyval"); 353 icomm.ptr = attr_val; 354 if (PetscDefined(USE_DEBUG)) { 355 /* Error out if the inner/outer comms are not correctly linked through their Outer/InnterComm attributes */ 356 PetscMPIInt flg; 357 union {MPI_Comm comm; void *ptr;} ocomm; 358 ierr = MPI_Comm_get_attr(icomm.comm,Petsc_OuterComm_keyval,&ocomm,&flg);CHKERRMPI(ierr); 359 if (!flg) SETERRMPI(PETSC_COMM_SELF,PETSC_ERR_ARG_CORRUPT,"Inner comm does not have OuterComm attribute"); 360 if (ocomm.comm != comm) SETERRMPI(PETSC_COMM_SELF,PETSC_ERR_ARG_CORRUPT,"Inner comm's OuterComm attribute does not point to outer PETSc comm"); 361 } 362 ierr = MPI_Comm_delete_attr(icomm.comm,Petsc_OuterComm_keyval);CHKERRMPI(ierr); 363 ierr = PetscInfo2(NULL,"User MPI_Comm %ld is being unlinked from inner PETSc comm %ld\n",(long)comm,(long)icomm.comm);CHKERRMPI(ierr); 364 PetscFunctionReturn(MPI_SUCCESS); 365 } 366 367 /* 368 * This is invoked on the inner comm when Petsc_InnerComm_Attr_Delete_Fn calls MPI_Comm_delete_attr(). It should not be reached any other way. 369 */ 370 PETSC_EXTERN PetscMPIInt MPIAPI Petsc_OuterComm_Attr_Delete_Fn(MPI_Comm comm,PetscMPIInt keyval,void *attr_val,void *extra_state) 371 { 372 PetscErrorCode ierr; 373 374 PetscFunctionBegin; 375 ierr = PetscInfo1(NULL,"Removing reference to PETSc communicator embedded in a user MPI_Comm %ld\n",(long)comm);CHKERRMPI(ierr); 376 PetscFunctionReturn(MPI_SUCCESS); 377 } 378 379 PETSC_EXTERN PetscMPIInt MPIAPI Petsc_ShmComm_Attr_Delete_Fn(MPI_Comm,PetscMPIInt,void *,void *); 380 381 #if defined(PETSC_USE_PETSC_MPI_EXTERNAL32) 382 PETSC_EXTERN PetscMPIInt PetscDataRep_extent_fn(MPI_Datatype,MPI_Aint*,void*); 383 PETSC_EXTERN PetscMPIInt PetscDataRep_read_conv_fn(void*, MPI_Datatype,PetscMPIInt,void*,MPI_Offset,void*); 384 PETSC_EXTERN PetscMPIInt PetscDataRep_write_conv_fn(void*, MPI_Datatype,PetscMPIInt,void*,MPI_Offset,void*); 385 #endif 386 387 PetscMPIInt PETSC_MPI_ERROR_CLASS=MPI_ERR_LASTCODE,PETSC_MPI_ERROR_CODE; 388 389 PETSC_INTERN int PetscGlobalArgc; 390 PETSC_INTERN char **PetscGlobalArgs; 391 int PetscGlobalArgc = 0; 392 char **PetscGlobalArgs = NULL; 393 PetscSegBuffer PetscCitationsList; 394 395 PetscErrorCode PetscCitationsInitialize(void) 396 { 397 PetscErrorCode ierr; 398 399 PetscFunctionBegin; 400 ierr = PetscSegBufferCreate(1,10000,&PetscCitationsList);CHKERRQ(ierr); 401 ierr = PetscCitationsRegister("@TechReport{petsc-user-ref,\n Author = {Satish Balay and Shrirang Abhyankar and Mark F. Adams and Jed Brown \n and Peter Brune and Kris Buschelman and Lisandro Dalcin and\n Victor Eijkhout and William D. Gropp and Dmitry Karpeyev and\n Dinesh Kaushik and Matthew G. Knepley and Dave A. May and Lois Curfman McInnes\n and Richard Tran Mills and Todd Munson and Karl Rupp and Patrick Sanan\n and Barry F. Smith and Stefano Zampini and Hong Zhang and Hong Zhang},\n Title = {{PETS}c Users Manual},\n Number = {ANL-95/11 - Revision 3.11},\n Institution = {Argonne National Laboratory},\n Year = {2019}\n}\n",NULL);CHKERRQ(ierr); 402 ierr = PetscCitationsRegister("@InProceedings{petsc-efficient,\n Author = {Satish Balay and William D. Gropp and Lois Curfman McInnes and Barry F. Smith},\n Title = {Efficient Management of Parallelism in Object Oriented Numerical Software Libraries},\n Booktitle = {Modern Software Tools in Scientific Computing},\n Editor = {E. Arge and A. M. Bruaset and H. P. Langtangen},\n Pages = {163--202},\n Publisher = {Birkh{\\\"{a}}user Press},\n Year = {1997}\n}\n",NULL);CHKERRQ(ierr); 403 PetscFunctionReturn(0); 404 } 405 406 static char programname[PETSC_MAX_PATH_LEN] = ""; /* HP includes entire path in name */ 407 408 PetscErrorCode PetscSetProgramName(const char name[]) 409 { 410 PetscErrorCode ierr; 411 412 PetscFunctionBegin; 413 ierr = PetscStrncpy(programname,name,sizeof(programname));CHKERRQ(ierr); 414 PetscFunctionReturn(0); 415 } 416 417 /*@C 418 PetscGetProgramName - Gets the name of the running program. 419 420 Not Collective 421 422 Input Parameter: 423 . len - length of the string name 424 425 Output Parameter: 426 . name - the name of the running program 427 428 Level: advanced 429 430 Notes: 431 The name of the program is copied into the user-provided character 432 array of length len. On some machines the program name includes 433 its entire path, so one should generally set len >= PETSC_MAX_PATH_LEN. 434 @*/ 435 PetscErrorCode PetscGetProgramName(char name[],size_t len) 436 { 437 PetscErrorCode ierr; 438 439 PetscFunctionBegin; 440 ierr = PetscStrncpy(name,programname,len);CHKERRQ(ierr); 441 PetscFunctionReturn(0); 442 } 443 444 /*@C 445 PetscGetArgs - Allows you to access the raw command line arguments anywhere 446 after PetscInitialize() is called but before PetscFinalize(). 447 448 Not Collective 449 450 Output Parameters: 451 + argc - count of number of command line arguments 452 - args - the command line arguments 453 454 Level: intermediate 455 456 Notes: 457 This is usually used to pass the command line arguments into other libraries 458 that are called internally deep in PETSc or the application. 459 460 The first argument contains the program name as is normal for C arguments. 461 462 .seealso: PetscFinalize(), PetscInitializeFortran(), PetscGetArguments() 463 464 @*/ 465 PetscErrorCode PetscGetArgs(int *argc,char ***args) 466 { 467 PetscFunctionBegin; 468 if (PetscUnlikely(!PetscInitializeCalled && PetscFinalizeCalled)) SETERRQ(PETSC_COMM_SELF,PETSC_ERR_ORDER,"You must call after PetscInitialize() but before PetscFinalize()"); 469 *argc = PetscGlobalArgc; 470 *args = PetscGlobalArgs; 471 PetscFunctionReturn(0); 472 } 473 474 /*@C 475 PetscGetArguments - Allows you to access the command line arguments anywhere 476 after PetscInitialize() is called but before PetscFinalize(). 477 478 Not Collective 479 480 Output Parameters: 481 . args - the command line arguments 482 483 Level: intermediate 484 485 Notes: 486 This does NOT start with the program name and IS null terminated (final arg is void) 487 488 .seealso: PetscFinalize(), PetscInitializeFortran(), PetscGetArgs(), PetscFreeArguments() 489 490 @*/ 491 PetscErrorCode PetscGetArguments(char ***args) 492 { 493 PetscInt i,argc = PetscGlobalArgc; 494 PetscErrorCode ierr; 495 496 PetscFunctionBegin; 497 if (PetscUnlikely(!PetscInitializeCalled && PetscFinalizeCalled)) SETERRQ(PETSC_COMM_SELF,PETSC_ERR_ORDER,"You must call after PetscInitialize() but before PetscFinalize()"); 498 if (!argc) {*args = NULL; PetscFunctionReturn(0);} 499 ierr = PetscMalloc1(argc,args);CHKERRQ(ierr); 500 for (i=0; i<argc-1; i++) { 501 ierr = PetscStrallocpy(PetscGlobalArgs[i+1],&(*args)[i]);CHKERRQ(ierr); 502 } 503 (*args)[argc-1] = NULL; 504 PetscFunctionReturn(0); 505 } 506 507 /*@C 508 PetscFreeArguments - Frees the memory obtained with PetscGetArguments() 509 510 Not Collective 511 512 Output Parameters: 513 . args - the command line arguments 514 515 Level: intermediate 516 517 .seealso: PetscFinalize(), PetscInitializeFortran(), PetscGetArgs(), PetscGetArguments() 518 519 @*/ 520 PetscErrorCode PetscFreeArguments(char **args) 521 { 522 PetscInt i = 0; 523 PetscErrorCode ierr; 524 525 PetscFunctionBegin; 526 if (!args) PetscFunctionReturn(0); 527 while (args[i]) { 528 ierr = PetscFree(args[i]);CHKERRQ(ierr); 529 i++; 530 } 531 ierr = PetscFree(args);CHKERRQ(ierr); 532 PetscFunctionReturn(0); 533 } 534 535 #if PetscDefined(HAVE_SAWS) 536 #include <petscconfiginfo.h> 537 538 PETSC_INTERN PetscErrorCode PetscInitializeSAWs(const char help[]) 539 { 540 PetscFunctionBegin; 541 if (!PetscGlobalRank) { 542 char cert[PETSC_MAX_PATH_LEN],root[PETSC_MAX_PATH_LEN],*intro,programname[64],*appline,*options,version[64]; 543 int port; 544 PetscBool flg,rootlocal = PETSC_FALSE,flg2,selectport = PETSC_FALSE; 545 size_t applinelen,introlen; 546 PetscErrorCode ierr; 547 char sawsurl[256]; 548 549 ierr = PetscOptionsHasName(NULL,NULL,"-saws_log",&flg);CHKERRQ(ierr); 550 if (flg) { 551 char sawslog[PETSC_MAX_PATH_LEN]; 552 553 ierr = PetscOptionsGetString(NULL,NULL,"-saws_log",sawslog,sizeof(sawslog),NULL);CHKERRQ(ierr); 554 if (sawslog[0]) { 555 PetscStackCallSAWs(SAWs_Set_Use_Logfile,(sawslog)); 556 } else { 557 PetscStackCallSAWs(SAWs_Set_Use_Logfile,(NULL)); 558 } 559 } 560 ierr = PetscOptionsGetString(NULL,NULL,"-saws_https",cert,sizeof(cert),&flg);CHKERRQ(ierr); 561 if (flg) { 562 PetscStackCallSAWs(SAWs_Set_Use_HTTPS,(cert)); 563 } 564 ierr = PetscOptionsGetBool(NULL,NULL,"-saws_port_auto_select",&selectport,NULL);CHKERRQ(ierr); 565 if (selectport) { 566 PetscStackCallSAWs(SAWs_Get_Available_Port,(&port)); 567 PetscStackCallSAWs(SAWs_Set_Port,(port)); 568 } else { 569 ierr = PetscOptionsGetInt(NULL,NULL,"-saws_port",&port,&flg);CHKERRQ(ierr); 570 if (flg) { 571 PetscStackCallSAWs(SAWs_Set_Port,(port)); 572 } 573 } 574 ierr = PetscOptionsGetString(NULL,NULL,"-saws_root",root,sizeof(root),&flg);CHKERRQ(ierr); 575 if (flg) { 576 PetscStackCallSAWs(SAWs_Set_Document_Root,(root)); 577 ierr = PetscStrcmp(root,".",&rootlocal);CHKERRQ(ierr); 578 } else { 579 ierr = PetscOptionsHasName(NULL,NULL,"-saws_options",&flg);CHKERRQ(ierr); 580 if (flg) { 581 ierr = PetscStrreplace(PETSC_COMM_WORLD,"${PETSC_DIR}/share/petsc/saws",root,sizeof(root));CHKERRQ(ierr); 582 PetscStackCallSAWs(SAWs_Set_Document_Root,(root)); 583 } 584 } 585 ierr = PetscOptionsHasName(NULL,NULL,"-saws_local",&flg2);CHKERRQ(ierr); 586 if (flg2) { 587 char jsdir[PETSC_MAX_PATH_LEN]; 588 if (!flg) SETERRQ(PETSC_COMM_SELF,PETSC_ERR_SUP,"-saws_local option requires -saws_root option"); 589 ierr = PetscSNPrintf(jsdir,sizeof(jsdir),"%s/js",root);CHKERRQ(ierr); 590 ierr = PetscTestDirectory(jsdir,'r',&flg);CHKERRQ(ierr); 591 if (!flg) SETERRQ(PETSC_COMM_SELF,PETSC_ERR_FILE_READ,"-saws_local option requires js directory in root directory"); 592 PetscStackCallSAWs(SAWs_Push_Local_Header,()); 593 } 594 ierr = PetscGetProgramName(programname,sizeof(programname));CHKERRQ(ierr); 595 ierr = PetscStrlen(help,&applinelen);CHKERRQ(ierr); 596 introlen = 4096 + applinelen; 597 applinelen += 1024; 598 ierr = PetscMalloc(applinelen,&appline);CHKERRQ(ierr); 599 ierr = PetscMalloc(introlen,&intro);CHKERRQ(ierr); 600 601 if (rootlocal) { 602 ierr = PetscSNPrintf(appline,applinelen,"%s.c.html",programname);CHKERRQ(ierr); 603 ierr = PetscTestFile(appline,'r',&rootlocal);CHKERRQ(ierr); 604 } 605 ierr = PetscOptionsGetAll(NULL,&options);CHKERRQ(ierr); 606 if (rootlocal && help) { 607 ierr = PetscSNPrintf(appline,applinelen,"<center> Running <a href=\"%s.c.html\">%s</a> %s</center><br><center><pre>%s</pre></center><br>\n",programname,programname,options,help);CHKERRQ(ierr); 608 } else if (help) { 609 ierr = PetscSNPrintf(appline,applinelen,"<center>Running %s %s</center><br><center><pre>%s</pre></center><br>",programname,options,help);CHKERRQ(ierr); 610 } else { 611 ierr = PetscSNPrintf(appline,applinelen,"<center> Running %s %s</center><br>\n",programname,options);CHKERRQ(ierr); 612 } 613 ierr = PetscFree(options);CHKERRQ(ierr); 614 ierr = PetscGetVersion(version,sizeof(version));CHKERRQ(ierr); 615 ierr = PetscSNPrintf(intro,introlen,"<body>\n" 616 "<center><h2> <a href=\"https://petsc.org/\">PETSc</a> Application Web server powered by <a href=\"https://bitbucket.org/saws/saws\">SAWs</a> </h2></center>\n" 617 "<center>This is the default PETSc application dashboard, from it you can access any published PETSc objects or logging data</center><br><center>%s configured with %s</center><br>\n" 618 "%s",version,petscconfigureoptions,appline);CHKERRQ(ierr); 619 PetscStackCallSAWs(SAWs_Push_Body,("index.html",0,intro)); 620 ierr = PetscFree(intro);CHKERRQ(ierr); 621 ierr = PetscFree(appline);CHKERRQ(ierr); 622 if (selectport) { 623 PetscBool silent; 624 625 ierr = SAWs_Initialize(); 626 /* another process may have grabbed the port so keep trying */ 627 while (ierr) { 628 PetscStackCallSAWs(SAWs_Get_Available_Port,(&port)); 629 PetscStackCallSAWs(SAWs_Set_Port,(port)); 630 ierr = SAWs_Initialize(); 631 } 632 633 ierr = PetscOptionsGetBool(NULL,NULL,"-saws_port_auto_select_silent",&silent,NULL);CHKERRQ(ierr); 634 if (!silent) { 635 PetscStackCallSAWs(SAWs_Get_FullURL,(sizeof(sawsurl),sawsurl)); 636 ierr = PetscPrintf(PETSC_COMM_WORLD,"Point your browser to %s for SAWs\n",sawsurl);CHKERRQ(ierr); 637 } 638 } else { 639 PetscStackCallSAWs(SAWs_Initialize,()); 640 } 641 ierr = PetscCitationsRegister("@TechReport{ saws,\n" 642 " Author = {Matt Otten and Jed Brown and Barry Smith},\n" 643 " Title = {Scientific Application Web Server (SAWs) Users Manual},\n" 644 " Institution = {Argonne National Laboratory},\n" 645 " Year = 2013\n}\n",NULL);CHKERRQ(ierr); 646 } 647 PetscFunctionReturn(0); 648 } 649 #endif 650 651 /* Things must be done before MPI_Init() when MPI is not yet initialized, and can be shared between C init and Fortran init */ 652 PETSC_INTERN PetscErrorCode PetscPreMPIInit_Private(void) 653 { 654 PetscFunctionBegin; 655 #if defined(PETSC_HAVE_HWLOC_SOLARIS_BUG) 656 /* see MPI.py for details on this bug */ 657 (void) setenv("HWLOC_COMPONENTS","-x86",1); 658 #endif 659 PetscFunctionReturn(0); 660 } 661 662 #if PetscDefined(HAVE_ADIOS) 663 #include <adios.h> 664 #include <adios_read.h> 665 int64_t Petsc_adios_group; 666 #endif 667 #if PetscDefined(HAVE_OPENMP) 668 #include <omp.h> 669 PetscInt PetscNumOMPThreads; 670 #endif 671 672 #if PetscDefined(HAVE_DEVICE) 673 #include <petsc/private/deviceimpl.h> 674 # if PetscDefined(HAVE_CUDA) 675 // REMOVE ME 676 cudaStream_t PetscDefaultCudaStream = NULL; 677 # endif 678 # if PetscDefined(HAVE_HIP) 679 // REMOVE ME 680 hipStream_t PetscDefaultHipStream = NULL; 681 # endif 682 #endif 683 684 #if PetscDefined(HAVE_DLFCN_H) 685 #include <dlfcn.h> 686 #endif 687 #if PetscDefined(USE_LOG) 688 PETSC_INTERN PetscErrorCode PetscLogInitialize(void); 689 #endif 690 #if PetscDefined(HAVE_VIENNACL) 691 PETSC_EXTERN PetscErrorCode PetscViennaCLInit(); 692 PetscBool PetscViennaCLSynchronize = PETSC_FALSE; 693 #endif 694 695 /* 696 PetscInitialize_Common - shared code between C and Fortran initialization 697 698 prog: program name 699 file: optional PETSc database file name. Might be in Fortran string format when 'ftn' is true 700 help: program help message 701 ftn: is it called from Fortran initilization (petscinitializef_)? 702 readarguments,len: used when fortran is true 703 */ 704 PETSC_INTERN PetscErrorCode PetscInitialize_Common(const char* prog,const char* file,const char *help,PetscBool ftn,PetscBool readarguments,PetscInt len) 705 { 706 PetscErrorCode ierr; 707 PetscMPIInt size; 708 PetscBool flg = PETSC_TRUE; 709 char hostname[256]; 710 711 PetscFunctionBegin; 712 if (PetscInitializeCalled) PetscFunctionReturn(0); 713 /* 714 The checking over compatible runtime libraries is complicated by the MPI ABI initiative 715 https://wiki.mpich.org/mpich/index.php/ABI_Compatibility_Initiative which started with 716 MPICH v3.1 (Released February 2014) 717 IBM MPI v2.1 (December 2014) 718 Intel MPI Library v5.0 (2014) 719 Cray MPT v7.0.0 (June 2014) 720 As of July 31, 2017 the ABI number still appears to be 12, that is all of the versions 721 listed above and since that time are compatible. 722 723 Unfortunately the MPI ABI initiative has not defined a way to determine the ABI number 724 at compile time or runtime. Thus we will need to systematically track the allowed versions 725 and how they are represented in the mpi.h and MPI_Get_library_version() output in order 726 to perform the checking. 727 728 Currently we only check for pre MPI ABI versions (and packages that do not follow the MPI ABI). 729 730 Questions: 731 732 Should the checks for ABI incompatibility be only on the major version number below? 733 Presumably the output to stderr will be removed before a release. 734 */ 735 736 #if defined(PETSC_HAVE_MPI_GET_LIBRARY_VERSION) 737 { 738 char mpilibraryversion[MPI_MAX_LIBRARY_VERSION_STRING]; 739 PetscMPIInt mpilibraryversionlength; 740 ierr = MPI_Get_library_version(mpilibraryversion,&mpilibraryversionlength); 741 if (ierr) PetscFunctionReturn(ierr); 742 /* check for MPICH versions before MPI ABI initiative */ 743 #if defined(MPICH_VERSION) 744 #if MPICH_NUMVERSION < 30100000 745 { 746 char *ver,*lf; 747 PetscBool flg = PETSC_FALSE; 748 ierr = PetscStrstr(mpilibraryversion,"MPICH Version:",&ver); 749 if (ierr) PetscFunctionReturn(ierr); 750 else if (ver) { 751 ierr = PetscStrchr(ver,'\n',&lf); 752 if (ierr) PetscFunctionReturn(ierr); 753 else if (lf) { 754 *lf = 0; 755 ierr = PetscStrendswith(ver,MPICH_VERSION,&flg);if (ierr) PetscFunctionReturn(ierr); 756 } 757 } 758 if (!flg) { 759 PetscInfo1(NULL,"PETSc warning --- MPICH library version \n%s does not match what PETSc was compiled with %.\n",mpilibraryversion,MPICH_VESION); 760 flg = PETSC_TRUE; 761 } 762 } 763 #endif 764 /* check for OpenMPI version, it is not part of the MPI ABI initiative (is it part of another initiative that needs to be handled?) */ 765 #elif defined(OMPI_MAJOR_VERSION) 766 { 767 char *ver,bs[MPI_MAX_LIBRARY_VERSION_STRING],*bsf; 768 PetscBool flg = PETSC_FALSE; 769 #define PSTRSZ 2 770 char ompistr1[PSTRSZ][MPI_MAX_LIBRARY_VERSION_STRING] = {"Open MPI","FUJITSU MPI"}; 771 char ompistr2[PSTRSZ][MPI_MAX_LIBRARY_VERSION_STRING] = {"v","Library "}; 772 int i; 773 for (i=0; i<PSTRSZ; i++) { 774 ierr = PetscStrstr(mpilibraryversion,ompistr1[i],&ver); 775 if (ierr) PetscFunctionReturn(ierr); 776 else if (ver) { 777 PetscSNPrintf(bs,MPI_MAX_LIBRARY_VERSION_STRING,"%s%d.%d",ompistr2[i],OMPI_MAJOR_VERSION,OMPI_MINOR_VERSION); 778 ierr = PetscStrstr(ver,bs,&bsf); 779 if (ierr) PetscFunctionReturn(ierr); 780 else if (bsf) flg = PETSC_TRUE; 781 break; 782 } 783 } 784 if (!flg) { 785 PetscInfo3(NULL,"PETSc warning --- Open MPI library version \n%s does not match what PETSc was compiled with %d.%d.\n",mpilibraryversion,OMPI_MAJOR_VERSION,OMPI_MINOR_VERSION); 786 flg = PETSC_TRUE; 787 } 788 } 789 #endif 790 } 791 #endif 792 793 #if defined(PETSC_HAVE_DLSYM) 794 /* These symbols are currently in the OpenMPI and MPICH libraries; they may not always be, in that case the test will simply not detect the problem */ 795 if (PetscUnlikely(dlsym(RTLD_DEFAULT,"ompi_mpi_init") && dlsym(RTLD_DEFAULT,"MPID_Abort"))) { 796 fprintf(stderr,"PETSc Error --- Application was linked against both OpenMPI and MPICH based MPI libraries and will not run correctly\n"); 797 ierr = PetscStackView(stderr);CHKERRQ(ierr); 798 PetscFunctionReturn(PETSC_ERR_MPI_LIB_INCOMP); 799 } 800 #endif 801 802 /* these must be initialized in a routine, not as a constant declaration*/ 803 PETSC_STDOUT = stdout; 804 PETSC_STDERR = stderr; 805 806 /*CHKERRQ can be used from now */ 807 PetscErrorHandlingInitialized = PETSC_TRUE; 808 809 /* on Windows - set printf to default to printing 2 digit exponents */ 810 #if defined(PETSC_HAVE__SET_OUTPUT_FORMAT) 811 _set_output_format(_TWO_DIGIT_EXPONENT); 812 #endif 813 814 ierr = PetscOptionsCreateDefault();CHKERRQ(ierr); 815 816 PetscFinalizeCalled = PETSC_FALSE; 817 818 ierr = PetscSetProgramName(prog);CHKERRQ(ierr); 819 ierr = PetscSpinlockCreate(&PetscViewerASCIISpinLockOpen);CHKERRQ(ierr); 820 ierr = PetscSpinlockCreate(&PetscViewerASCIISpinLockStdout);CHKERRQ(ierr); 821 ierr = PetscSpinlockCreate(&PetscViewerASCIISpinLockStderr);CHKERRQ(ierr); 822 ierr = PetscSpinlockCreate(&PetscCommSpinLock);CHKERRQ(ierr); 823 824 if (PETSC_COMM_WORLD == MPI_COMM_NULL) PETSC_COMM_WORLD = MPI_COMM_WORLD; 825 ierr = MPI_Comm_set_errhandler(PETSC_COMM_WORLD,MPI_ERRORS_RETURN);CHKERRMPI(ierr); 826 827 if (PETSC_MPI_ERROR_CLASS == MPI_ERR_LASTCODE) { 828 ierr = MPI_Add_error_class(&PETSC_MPI_ERROR_CLASS);CHKERRMPI(ierr); 829 ierr = MPI_Add_error_code(PETSC_MPI_ERROR_CLASS,&PETSC_MPI_ERROR_CODE);CHKERRMPI(ierr); 830 } 831 832 /* Done after init due to a bug in MPICH-GM? */ 833 ierr = PetscErrorPrintfInitialize();CHKERRQ(ierr); 834 835 ierr = MPI_Comm_rank(MPI_COMM_WORLD,&PetscGlobalRank);CHKERRMPI(ierr); 836 ierr = MPI_Comm_size(MPI_COMM_WORLD,&PetscGlobalSize);CHKERRMPI(ierr); 837 838 MPIU_BOOL = MPI_INT; 839 MPIU_ENUM = MPI_INT; 840 MPIU_FORTRANADDR = (sizeof(void*) == sizeof(int)) ? MPI_INT : MPIU_INT64; 841 if (sizeof(size_t) == sizeof(unsigned)) MPIU_SIZE_T = MPI_UNSIGNED; 842 else if (sizeof(size_t) == sizeof(unsigned long)) MPIU_SIZE_T = MPI_UNSIGNED_LONG; 843 #if defined(PETSC_SIZEOF_LONG_LONG) 844 else if (sizeof(size_t) == sizeof(unsigned long long)) MPIU_SIZE_T = MPI_UNSIGNED_LONG_LONG; 845 #endif 846 else { 847 (*PetscErrorPrintf)("PetscInitialize_Common: Could not find MPI type for size_t\n"); 848 PetscFunctionReturn(PETSC_ERR_SUP_SYS); 849 } 850 851 /* 852 Initialized the global complex variable; this is because with 853 shared libraries the constructors for global variables 854 are not called; at least on IRIX. 855 */ 856 #if defined(PETSC_HAVE_COMPLEX) 857 { 858 #if defined(PETSC_CLANGUAGE_CXX) && !defined(PETSC_USE_REAL___FLOAT128) 859 PetscComplex ic(0.0,1.0); 860 PETSC_i = ic; 861 #else 862 PETSC_i = _Complex_I; 863 #endif 864 } 865 #endif /* PETSC_HAVE_COMPLEX */ 866 867 /* 868 Create the PETSc MPI reduction operator that sums of the first 869 half of the entries and maxes the second half. 870 */ 871 ierr = MPI_Op_create(MPIU_MaxSum_Local,1,&MPIU_MAXSUM_OP);CHKERRMPI(ierr); 872 873 #if defined(PETSC_USE_REAL___FLOAT128) 874 ierr = MPI_Type_contiguous(2,MPI_DOUBLE,&MPIU___FLOAT128);CHKERRMPI(ierr); 875 ierr = MPI_Type_commit(&MPIU___FLOAT128);CHKERRMPI(ierr); 876 #if defined(PETSC_HAVE_COMPLEX) 877 ierr = MPI_Type_contiguous(4,MPI_DOUBLE,&MPIU___COMPLEX128);CHKERRMPI(ierr); 878 ierr = MPI_Type_commit(&MPIU___COMPLEX128);CHKERRMPI(ierr); 879 #endif 880 ierr = MPI_Op_create(PetscMax_Local,1,&MPIU_MAX);CHKERRMPI(ierr); 881 ierr = MPI_Op_create(PetscMin_Local,1,&MPIU_MIN);CHKERRMPI(ierr); 882 #elif defined(PETSC_USE_REAL___FP16) 883 ierr = MPI_Type_contiguous(2,MPI_CHAR,&MPIU___FP16);CHKERRMPI(ierr); 884 ierr = MPI_Type_commit(&MPIU___FP16);CHKERRMPI(ierr); 885 ierr = MPI_Op_create(PetscMax_Local,1,&MPIU_MAX);CHKERRMPI(ierr); 886 ierr = MPI_Op_create(PetscMin_Local,1,&MPIU_MIN);CHKERRMPI(ierr); 887 #endif 888 889 #if defined(PETSC_USE_REAL___FLOAT128) || defined(PETSC_USE_REAL___FP16) 890 ierr = MPI_Op_create(PetscSum_Local,1,&MPIU_SUM);CHKERRMPI(ierr); 891 #endif 892 893 ierr = MPI_Type_contiguous(2,MPIU_SCALAR,&MPIU_2SCALAR);CHKERRMPI(ierr); 894 ierr = MPI_Type_commit(&MPIU_2SCALAR);CHKERRMPI(ierr); 895 896 /* create datatypes used by MPIU_MAXLOC, MPIU_MINLOC and PetscSplitReduction_Op */ 897 #if !defined(PETSC_HAVE_MPIUNI) 898 { 899 struct PetscRealInt { PetscReal v; PetscInt i; }; 900 PetscMPIInt blockSizes[2] = {1,1}; 901 MPI_Aint blockOffsets[2] = {offsetof(struct PetscRealInt,v),offsetof(struct PetscRealInt,i)}; 902 MPI_Datatype blockTypes[2] = {MPIU_REAL,MPIU_INT}, tmpStruct; 903 904 ierr = MPI_Type_create_struct(2,blockSizes,blockOffsets,blockTypes,&tmpStruct);CHKERRMPI(ierr); 905 ierr = MPI_Type_create_resized(tmpStruct,0,sizeof(struct PetscRealInt),&MPIU_REAL_INT);CHKERRMPI(ierr); 906 ierr = MPI_Type_free(&tmpStruct);CHKERRMPI(ierr); 907 ierr = MPI_Type_commit(&MPIU_REAL_INT);CHKERRMPI(ierr); 908 } 909 { 910 struct PetscScalarInt { PetscScalar v; PetscInt i; }; 911 PetscMPIInt blockSizes[2] = {1,1}; 912 MPI_Aint blockOffsets[2] = {offsetof(struct PetscScalarInt,v),offsetof(struct PetscScalarInt,i)}; 913 MPI_Datatype blockTypes[2] = {MPIU_SCALAR,MPIU_INT}, tmpStruct; 914 915 ierr = MPI_Type_create_struct(2,blockSizes,blockOffsets,blockTypes,&tmpStruct);CHKERRMPI(ierr); 916 ierr = MPI_Type_create_resized(tmpStruct,0,sizeof(struct PetscScalarInt),&MPIU_SCALAR_INT);CHKERRMPI(ierr); 917 ierr = MPI_Type_free(&tmpStruct);CHKERRMPI(ierr); 918 ierr = MPI_Type_commit(&MPIU_SCALAR_INT);CHKERRMPI(ierr); 919 } 920 #endif 921 922 #if defined(PETSC_USE_64BIT_INDICES) 923 ierr = MPI_Type_contiguous(2,MPIU_INT,&MPIU_2INT);CHKERRMPI(ierr); 924 ierr = MPI_Type_commit(&MPIU_2INT);CHKERRMPI(ierr); 925 #endif 926 ierr = MPI_Type_contiguous(4,MPI_INT,&MPI_4INT);CHKERRMPI(ierr); 927 ierr = MPI_Type_commit(&MPI_4INT);CHKERRMPI(ierr); 928 ierr = MPI_Type_contiguous(4,MPIU_INT,&MPIU_4INT);CHKERRMPI(ierr); 929 ierr = MPI_Type_commit(&MPIU_4INT);CHKERRMPI(ierr); 930 931 /* 932 Attributes to be set on PETSc communicators 933 */ 934 ierr = MPI_Comm_create_keyval(MPI_COMM_NULL_COPY_FN,Petsc_Counter_Attr_Delete_Fn,&Petsc_Counter_keyval,(void*)0);CHKERRMPI(ierr); 935 ierr = MPI_Comm_create_keyval(MPI_COMM_NULL_COPY_FN,Petsc_InnerComm_Attr_Delete_Fn,&Petsc_InnerComm_keyval,(void*)0);CHKERRMPI(ierr); 936 ierr = MPI_Comm_create_keyval(MPI_COMM_NULL_COPY_FN,Petsc_OuterComm_Attr_Delete_Fn,&Petsc_OuterComm_keyval,(void*)0);CHKERRMPI(ierr); 937 ierr = MPI_Comm_create_keyval(MPI_COMM_NULL_COPY_FN,Petsc_ShmComm_Attr_Delete_Fn,&Petsc_ShmComm_keyval,(void*)0);CHKERRMPI(ierr); 938 939 #if defined(PETSC_HAVE_FORTRAN) 940 if (ftn) {ierr = PetscInitFortran_Private(readarguments,file,len);CHKERRQ(ierr);} 941 else 942 #endif 943 {ierr = PetscOptionsInsert(NULL,&PetscGlobalArgc,&PetscGlobalArgs,file);CHKERRQ(ierr);} 944 945 /* call a second time so it can look in the options database */ 946 ierr = PetscErrorPrintfInitialize();CHKERRQ(ierr); 947 948 /* 949 Check system options and print help 950 */ 951 ierr = PetscOptionsCheckInitial_Private(help);CHKERRQ(ierr); 952 953 /* 954 Initialize PetscDevice and PetscDeviceContext 955 956 Note to any future devs thinking of moving this, proper initialization requires: 957 1. MPI initialized 958 2. Options DB initialized 959 3. Petsc error handling initialized, specifically signal handlers. This expects to set up its own SIGSEV handler via 960 the push/pop interface. 961 */ 962 #if (PetscDefined(HAVE_CUDA) || PetscDefined(HAVE_HIP) || PetscDefined(HAVE_SYCL)) 963 ierr = PetscDeviceInitializeFromOptions_Internal(PETSC_COMM_WORLD);CHKERRQ(ierr); 964 #endif 965 966 #if PetscDefined(HAVE_VIENNACL) 967 flg = PETSC_FALSE; 968 ierr = PetscOptionsHasName(NULL,NULL,"-log_summary",&flg);CHKERRQ(ierr); 969 if (!flg) {ierr = PetscOptionsHasName(NULL,NULL,"-log_view",&flg);CHKERRQ(ierr);} 970 if (!flg) {ierr = PetscOptionsGetBool(NULL,NULL,"-viennacl_synchronize",&flg,NULL);CHKERRQ(ierr);} 971 PetscViennaCLSynchronize = flg; 972 ierr = PetscViennaCLInit();CHKERRQ(ierr); 973 #endif 974 975 /* 976 Creates the logging data structures; this is enabled even if logging is not turned on 977 This is the last thing we do before returning to the user code to prevent having the 978 logging numbers contaminated by any startup time associated with MPI 979 */ 980 #if defined(PETSC_USE_LOG) 981 ierr = PetscLogInitialize();CHKERRQ(ierr); 982 #endif 983 984 ierr = PetscCitationsInitialize();CHKERRQ(ierr); 985 986 #if defined(PETSC_HAVE_SAWS) 987 ierr = PetscInitializeSAWs(ftn ? NULL : help);CHKERRQ(ierr); 988 flg = PETSC_FALSE; 989 ierr = PetscOptionsHasName(NULL,NULL,"-stack_view",&flg);CHKERRQ(ierr); 990 if (flg) PetscStackViewSAWs(); 991 #endif 992 993 /* 994 Load the dynamic libraries (on machines that support them), this registers all 995 the solvers etc. (On non-dynamic machines this initializes the PetscDraw and PetscViewer classes) 996 */ 997 ierr = PetscInitialize_DynamicLibraries();CHKERRQ(ierr); 998 999 ierr = MPI_Comm_size(PETSC_COMM_WORLD,&size);CHKERRMPI(ierr); 1000 ierr = PetscInfo1(NULL,"PETSc successfully started: number of processors = %d\n",size);CHKERRQ(ierr); 1001 ierr = PetscGetHostName(hostname,256);CHKERRQ(ierr); 1002 ierr = PetscInfo1(NULL,"Running on machine: %s\n",hostname);CHKERRQ(ierr); 1003 #if defined(PETSC_HAVE_OPENMP) 1004 { 1005 PetscBool omp_view_flag; 1006 char *threads = getenv("OMP_NUM_THREADS"); 1007 1008 if (threads) { 1009 ierr = PetscInfo1(NULL,"Number of OpenMP threads %s (as given by OMP_NUM_THREADS)\n",threads);CHKERRQ(ierr); 1010 (void) sscanf(threads, "%" PetscInt_FMT,&PetscNumOMPThreads); 1011 } else { 1012 PetscNumOMPThreads = (PetscInt) omp_get_max_threads(); 1013 ierr = PetscInfo1(NULL,"Number of OpenMP threads %" PetscInt_FMT " (as given by omp_get_max_threads())\n",PetscNumOMPThreads);CHKERRQ(ierr); 1014 } 1015 ierr = PetscOptionsBegin(PETSC_COMM_WORLD,NULL,"OpenMP options","Sys");CHKERRQ(ierr); 1016 ierr = PetscOptionsInt("-omp_num_threads","Number of OpenMP threads to use (can also use environmental variable OMP_NUM_THREADS","None",PetscNumOMPThreads,&PetscNumOMPThreads,&flg);CHKERRQ(ierr); 1017 ierr = PetscOptionsName("-omp_view","Display OpenMP number of threads",NULL,&omp_view_flag);CHKERRQ(ierr); 1018 ierr = PetscOptionsEnd();CHKERRQ(ierr); 1019 if (flg) { 1020 ierr = PetscInfo1(NULL,"Number of OpenMP theads %" PetscInt_FMT " (given by -omp_num_threads)\n",PetscNumOMPThreads);CHKERRQ(ierr); 1021 omp_set_num_threads((int)PetscNumOMPThreads); 1022 } 1023 if (omp_view_flag) { 1024 ierr = PetscPrintf(PETSC_COMM_WORLD,"OpenMP: number of threads %" PetscInt_FMT "\n",PetscNumOMPThreads);CHKERRQ(ierr); 1025 } 1026 } 1027 #endif 1028 1029 #if defined(PETSC_USE_PETSC_MPI_EXTERNAL32) 1030 /* 1031 Tell MPI about our own data representation converter, this would/should be used if extern32 is not supported by the MPI 1032 1033 Currently not used because it is not supported by MPICH. 1034 */ 1035 if (!PetscBinaryBigEndian()) { 1036 ierr = MPI_Register_datarep((char*)"petsc",PetscDataRep_read_conv_fn,PetscDataRep_write_conv_fn,PetscDataRep_extent_fn,NULL);CHKERRMPI(ierr); 1037 } 1038 #endif 1039 1040 #if defined(PETSC_SERIALIZE_FUNCTIONS) 1041 ierr = PetscFPTCreate(10000);CHKERRQ(ierr); 1042 #endif 1043 1044 #if defined(PETSC_HAVE_HWLOC) 1045 { 1046 PetscViewer viewer; 1047 ierr = PetscOptionsGetViewer(PETSC_COMM_WORLD,NULL,NULL,"-process_view",&viewer,NULL,&flg);CHKERRQ(ierr); 1048 if (flg) { 1049 ierr = PetscProcessPlacementView(viewer);CHKERRQ(ierr); 1050 ierr = PetscViewerDestroy(&viewer);CHKERRQ(ierr); 1051 } 1052 } 1053 #endif 1054 1055 flg = PETSC_TRUE; 1056 ierr = PetscOptionsGetBool(NULL,NULL,"-viewfromoptions",&flg,NULL);CHKERRQ(ierr); 1057 if (!flg) {ierr = PetscOptionsPushGetViewerOff(PETSC_TRUE);CHKERRQ(ierr);} 1058 1059 #if defined(PETSC_HAVE_ADIOS) 1060 ierr = adios_init_noxml(PETSC_COMM_WORLD);CHKERRQ(ierr); 1061 ierr = adios_declare_group(&Petsc_adios_group,"PETSc","",adios_stat_default);CHKERRQ(ierr); 1062 ierr = adios_select_method(Petsc_adios_group,"MPI","","");CHKERRQ(ierr); 1063 ierr = adios_read_init_method(ADIOS_READ_METHOD_BP,PETSC_COMM_WORLD,"");CHKERRQ(ierr); 1064 #endif 1065 1066 #if defined(__VALGRIND_H) 1067 PETSC_RUNNING_ON_VALGRIND = RUNNING_ON_VALGRIND? PETSC_TRUE: PETSC_FALSE; 1068 #if defined(PETSC_USING_DARWIN) && defined(PETSC_BLASLAPACK_SDOT_RETURNS_DOUBLE) 1069 if (PETSC_RUNNING_ON_VALGRIND) { 1070 ierr = PetscPrintf(PETSC_COMM_WORLD,"WARNING: Running valgrind with the MacOS native BLAS and LAPACK can fail. If it fails suggest configuring with --download-fblaslapack or --download-f2cblaslapack");CHKERRQ(ierr); 1071 } 1072 #endif 1073 #endif 1074 /* 1075 Set flag that we are completely initialized 1076 */ 1077 PetscInitializeCalled = PETSC_TRUE; 1078 1079 ierr = PetscOptionsHasName(NULL,NULL,"-python",&flg);CHKERRQ(ierr); 1080 if (flg) {ierr = PetscPythonInitialize(NULL,NULL);CHKERRQ(ierr);} 1081 PetscFunctionReturn(0); 1082 } 1083 1084 /*@C 1085 PetscInitialize - Initializes the PETSc database and MPI. 1086 PetscInitialize() calls MPI_Init() if that has yet to be called, 1087 so this routine should always be called near the beginning of 1088 your program -- usually the very first line! 1089 1090 Collective on MPI_COMM_WORLD or PETSC_COMM_WORLD if it has been set 1091 1092 Input Parameters: 1093 + argc - count of number of command line arguments 1094 . args - the command line arguments 1095 . file - [optional] PETSc database file, append ":yaml" to filename to specify YAML options format. 1096 Use NULL or empty string to not check for code specific file. 1097 Also checks ~/.petscrc, .petscrc and petscrc. 1098 Use -skip_petscrc in the code specific file (or command line) to skip ~/.petscrc, .petscrc and petscrc files. 1099 - help - [optional] Help message to print, use NULL for no message 1100 1101 If you wish PETSc code to run ONLY on a subcommunicator of MPI_COMM_WORLD, create that 1102 communicator first and assign it to PETSC_COMM_WORLD BEFORE calling PetscInitialize(). Thus if you are running a 1103 four process job and two processes will run PETSc and have PetscInitialize() and PetscFinalize() and two process will not, 1104 then do this. If ALL processes in the job are using PetscInitialize() and PetscFinalize() then you don't need to do this, even 1105 if different subcommunicators of the job are doing different things with PETSc. 1106 1107 Options Database Keys: 1108 + -help [intro] - prints help method for each option; if intro is given the program stops after printing the introductory help message 1109 . -start_in_debugger [noxterm,dbx,xdb,gdb,...] - Starts program in debugger 1110 . -on_error_attach_debugger [noxterm,dbx,xdb,gdb,...] - Starts debugger when error detected 1111 . -on_error_emacs <machinename> - causes emacsclient to jump to error file 1112 . -on_error_abort - calls abort() when error detected (no traceback) 1113 . -on_error_mpiabort - calls MPI_abort() when error detected 1114 . -error_output_stderr - prints error messages to stderr instead of the default stdout 1115 . -error_output_none - does not print the error messages (but handles errors in the same way as if this was not called) 1116 . -debugger_ranks [rank1,rank2,...] - Indicates ranks to start in debugger 1117 . -debugger_pause [sleeptime] (in seconds) - Pauses debugger 1118 . -stop_for_debugger - Print message on how to attach debugger manually to 1119 process and wait (-debugger_pause) seconds for attachment 1120 . -malloc - Indicates use of PETSc error-checking malloc (on by default for debug version of libraries) (deprecated, use -malloc_debug) 1121 . -malloc no - Indicates not to use error-checking malloc (deprecated, use -malloc_debug no) 1122 . -malloc_debug - check for memory corruption at EVERY malloc or free, see PetscMallocSetDebug() 1123 . -malloc_dump - prints a list of all unfreed memory at the end of the run 1124 . -malloc_test - like -malloc_dump -malloc_debug, but only active for debugging builds, ignored in optimized build. May want to set in PETSC_OPTIONS environmental variable 1125 . -malloc_view - show a list of all allocated memory during PetscFinalize() 1126 . -malloc_view_threshold <t> - only list memory allocations of size greater than t with -malloc_view 1127 . -malloc_requested_size - malloc logging will record the requested size rather than size after alignment 1128 . -fp_trap - Stops on floating point exceptions 1129 . -no_signal_handler - Indicates not to trap error signals 1130 . -shared_tmp - indicates /tmp directory is shared by all processors 1131 . -not_shared_tmp - each processor has own /tmp 1132 . -tmp - alternative name of /tmp directory 1133 . -get_total_flops - returns total flops done by all processors 1134 - -memory_view - Print memory usage at end of run 1135 1136 Options Database Keys for Option Database: 1137 + -skip_petscrc - skip the default option files ~/.petscrc, .petscrc, petscrc 1138 . -options_monitor - monitor all set options to standard output for the whole program run 1139 - -options_monitor_cancel - cancel options monitoring hard-wired using PetscOptionsMonitorSet() 1140 1141 Options -options_monitor_{all,cancel} are 1142 position-independent and apply to all options set since the PETSc start. 1143 They can be used also in option files. 1144 1145 See PetscOptionsMonitorSet() to do monitoring programmatically. 1146 1147 Options Database Keys for Profiling: 1148 See Users-Manual: ch_profiling for details. 1149 + -info [filename][:[~]<list,of,classnames>[:[~]self]] - Prints verbose information. See PetscInfo(). 1150 . -log_sync - Enable barrier synchronization for all events. This option is useful to debug imbalance within each event, 1151 however it slows things down and gives a distorted view of the overall runtime. 1152 . -log_trace [filename] - Print traces of all PETSc calls to the screen (useful to determine where a program 1153 hangs without running in the debugger). See PetscLogTraceBegin(). 1154 . -log_view [:filename:format] - Prints summary of flop and timing information to screen or file, see PetscLogView(). 1155 . -log_view_memory - Includes in the summary from -log_view the memory used in each method, see PetscLogView(). 1156 . -log_summary [filename] - (Deprecated, use -log_view) Prints summary of flop and timing information to screen. If the filename is specified the 1157 summary is written to the file. See PetscLogView(). 1158 . -log_exclude: <vec,mat,pc,ksp,snes> - excludes subset of object classes from logging 1159 . -log_all [filename] - Logs extensive profiling information See PetscLogDump(). 1160 . -log [filename] - Logs basic profiline information See PetscLogDump(). 1161 . -log_mpe [filename] - Creates a logfile viewable by the utility Jumpshot (in MPICH distribution) 1162 . -viewfromoptions on,off - Enable or disable XXXSetFromOptions() calls, for applications with many small solves turn this off 1163 - -check_pointer_intensity 0,1,2 - if pointers are checked for validity (debug version only), using 0 will result in faster code 1164 1165 Only one of -log_trace, -log_view, -log_view, -log_all, -log, or -log_mpe may be used at a time 1166 1167 Options Database Keys for SAWs: 1168 + -saws_port <portnumber> - port number to publish SAWs data, default is 8080 1169 . -saws_port_auto_select - have SAWs select a new unique port number where it publishes the data, the URL is printed to the screen 1170 this is useful when you are running many jobs that utilize SAWs at the same time 1171 . -saws_log <filename> - save a log of all SAWs communication 1172 . -saws_https <certificate file> - have SAWs use HTTPS instead of HTTP 1173 - -saws_root <directory> - allow SAWs to have access to the given directory to search for requested resources and files 1174 1175 Environmental Variables: 1176 + PETSC_TMP - alternative tmp directory 1177 . PETSC_SHARED_TMP - tmp is shared by all processes 1178 . PETSC_NOT_SHARED_TMP - each process has its own private tmp 1179 . PETSC_OPTIONS - a string containing additional options for petsc in the form of command line "-key value" pairs 1180 . PETSC_OPTIONS_YAML - (requires configuring PETSc to use libyaml) a string containing additional options for petsc in the form of a YAML document 1181 . PETSC_VIEWER_SOCKET_PORT - socket number to use for socket viewer 1182 - PETSC_VIEWER_SOCKET_MACHINE - machine to use for socket viewer to connect to 1183 1184 Level: beginner 1185 1186 Notes: 1187 If for some reason you must call MPI_Init() separately, call 1188 it before PetscInitialize(). 1189 1190 Fortran Version: 1191 In Fortran this routine has the format 1192 $ call PetscInitialize(file,ierr) 1193 1194 + ierr - error return code 1195 - file - [optional] PETSc database file, also checks ~/.petscrc, .petscrc and petscrc. 1196 Use PETSC_NULL_CHARACTER to not check for code specific file. 1197 Use -skip_petscrc in the code specific file (or command line) to skip ~/.petscrc, .petscrc and petscrc files. 1198 1199 Important Fortran Note: 1200 In Fortran, you MUST use PETSC_NULL_CHARACTER to indicate a 1201 null character string; you CANNOT just use NULL as 1202 in the C version. See Users-Manual: ch_fortran for details. 1203 1204 If your main program is C but you call Fortran code that also uses PETSc you need to call PetscInitializeFortran() soon after 1205 calling PetscInitialize(). 1206 1207 .seealso: PetscFinalize(), PetscInitializeFortran(), PetscGetArgs(), PetscInitializeNoArguments() 1208 1209 @*/ 1210 PetscErrorCode PetscInitialize(int *argc,char ***args,const char file[],const char help[]) 1211 { 1212 PetscErrorCode ierr; 1213 PetscMPIInt flag; 1214 const char *prog = "Unknown Name"; 1215 1216 PetscFunctionBegin; 1217 if (PetscInitializeCalled) PetscFunctionReturn(0); 1218 ierr = MPI_Initialized(&flag);CHKERRMPI(ierr); 1219 if (!flag) { 1220 if (PETSC_COMM_WORLD != MPI_COMM_NULL) SETERRQ(PETSC_COMM_SELF,PETSC_ERR_SUP,"You cannot set PETSC_COMM_WORLD if you have not initialized MPI first"); 1221 ierr = PetscPreMPIInit_Private();CHKERRQ(ierr); 1222 #if defined(PETSC_HAVE_MPI_INIT_THREAD) 1223 { 1224 PetscMPIInt provided; 1225 ierr = MPI_Init_thread(argc,args,PETSC_MPI_THREAD_REQUIRED,&provided);CHKERRMPI(ierr); 1226 } 1227 #else 1228 ierr = MPI_Init(argc,args);CHKERRMPI(ierr); 1229 #endif 1230 PetscBeganMPI = PETSC_TRUE; 1231 } 1232 1233 if (argc && *argc) prog = **args; 1234 if (argc && args) { 1235 PetscGlobalArgc = *argc; 1236 PetscGlobalArgs = *args; 1237 } 1238 ierr = PetscInitialize_Common(prog,file,help,PETSC_FALSE/*C*/,PETSC_FALSE,0);CHKERRQ(ierr); 1239 PetscFunctionReturn(0); 1240 } 1241 1242 #if PetscDefined(USE_LOG) 1243 PETSC_INTERN PetscObject *PetscObjects; 1244 PETSC_INTERN PetscInt PetscObjectsCounts; 1245 PETSC_INTERN PetscInt PetscObjectsMaxCounts; 1246 PETSC_INTERN PetscBool PetscObjectsLog; 1247 #endif 1248 1249 /* 1250 Frees all the MPI types and operations that PETSc may have created 1251 */ 1252 PetscErrorCode PetscFreeMPIResources(void) 1253 { 1254 PetscErrorCode ierr; 1255 1256 PetscFunctionBegin; 1257 #if defined(PETSC_USE_REAL___FLOAT128) 1258 ierr = MPI_Type_free(&MPIU___FLOAT128);CHKERRMPI(ierr); 1259 #if defined(PETSC_HAVE_COMPLEX) 1260 ierr = MPI_Type_free(&MPIU___COMPLEX128);CHKERRMPI(ierr); 1261 #endif 1262 ierr = MPI_Op_free(&MPIU_MAX);CHKERRMPI(ierr); 1263 ierr = MPI_Op_free(&MPIU_MIN);CHKERRMPI(ierr); 1264 #elif defined(PETSC_USE_REAL___FP16) 1265 ierr = MPI_Type_free(&MPIU___FP16);CHKERRMPI(ierr); 1266 ierr = MPI_Op_free(&MPIU_MAX);CHKERRMPI(ierr); 1267 ierr = MPI_Op_free(&MPIU_MIN);CHKERRMPI(ierr); 1268 #endif 1269 1270 #if defined(PETSC_USE_REAL___FLOAT128) || defined(PETSC_USE_REAL___FP16) 1271 ierr = MPI_Op_free(&MPIU_SUM);CHKERRMPI(ierr); 1272 #endif 1273 1274 ierr = MPI_Type_free(&MPIU_2SCALAR);CHKERRMPI(ierr); 1275 ierr = MPI_Type_free(&MPIU_REAL_INT);CHKERRMPI(ierr); 1276 ierr = MPI_Type_free(&MPIU_SCALAR_INT);CHKERRMPI(ierr); 1277 #if defined(PETSC_USE_64BIT_INDICES) 1278 ierr = MPI_Type_free(&MPIU_2INT);CHKERRMPI(ierr); 1279 #endif 1280 ierr = MPI_Type_free(&MPI_4INT);CHKERRMPI(ierr); 1281 ierr = MPI_Type_free(&MPIU_4INT);CHKERRMPI(ierr); 1282 ierr = MPI_Op_free(&MPIU_MAXSUM_OP);CHKERRMPI(ierr); 1283 PetscFunctionReturn(0); 1284 } 1285 1286 #if PetscDefined(USE_LOG) 1287 PETSC_INTERN PetscErrorCode PetscLogFinalize(void); 1288 #endif 1289 1290 /*@C 1291 PetscFinalize - Checks for options to be called at the conclusion 1292 of the program. MPI_Finalize() is called only if the user had not 1293 called MPI_Init() before calling PetscInitialize(). 1294 1295 Collective on PETSC_COMM_WORLD 1296 1297 Options Database Keys: 1298 + -options_view - Calls PetscOptionsView() 1299 . -options_left - Prints unused options that remain in the database 1300 . -objects_dump [all] - Prints list of objects allocated by the user that have not been freed, the option all cause all outstanding objects to be listed 1301 . -mpidump - Calls PetscMPIDump() 1302 . -malloc_dump <optional filename> - Calls PetscMallocDump(), displays all memory allocated that has not been freed 1303 . -malloc_info - Prints total memory usage 1304 - -malloc_view <optional filename> - Prints list of all memory allocated and where 1305 1306 Level: beginner 1307 1308 Note: 1309 See PetscInitialize() for more general runtime options. 1310 1311 .seealso: PetscInitialize(), PetscOptionsView(), PetscMallocDump(), PetscMPIDump(), PetscEnd() 1312 @*/ 1313 PetscErrorCode PetscFinalize(void) 1314 { 1315 PetscErrorCode ierr; 1316 PetscMPIInt rank; 1317 PetscInt nopt; 1318 PetscBool flg1 = PETSC_FALSE,flg2 = PETSC_FALSE,flg3 = PETSC_FALSE; 1319 PetscBool flg; 1320 #if defined(PETSC_USE_LOG) 1321 char mname[PETSC_MAX_PATH_LEN]; 1322 #endif 1323 1324 PetscFunctionBegin; 1325 if (PetscUnlikely(!PetscInitializeCalled)) { 1326 fprintf(PETSC_STDOUT,"PetscInitialize() must be called before PetscFinalize()\n"); 1327 ierr = PetscStackView(PETSC_STDOUT);CHKERRQ(ierr); 1328 PetscStackClearTop; 1329 return PETSC_ERR_ARG_WRONGSTATE; 1330 } 1331 ierr = PetscInfo(NULL,"PetscFinalize() called\n");CHKERRQ(ierr); 1332 1333 ierr = MPI_Comm_rank(PETSC_COMM_WORLD,&rank);CHKERRMPI(ierr); 1334 #if defined(PETSC_HAVE_ADIOS) 1335 ierr = adios_read_finalize_method(ADIOS_READ_METHOD_BP_AGGREGATE);CHKERRQ(ierr); 1336 ierr = adios_finalize(rank);CHKERRQ(ierr); 1337 #endif 1338 ierr = PetscOptionsHasName(NULL,NULL,"-citations",&flg);CHKERRQ(ierr); 1339 if (flg) { 1340 char *cits, filename[PETSC_MAX_PATH_LEN]; 1341 FILE *fd = PETSC_STDOUT; 1342 1343 ierr = PetscOptionsGetString(NULL,NULL,"-citations",filename,sizeof(filename),NULL);CHKERRQ(ierr); 1344 if (filename[0]) { 1345 ierr = PetscFOpen(PETSC_COMM_WORLD,filename,"w",&fd);CHKERRQ(ierr); 1346 } 1347 ierr = PetscSegBufferGet(PetscCitationsList,1,&cits);CHKERRQ(ierr); 1348 cits[0] = 0; 1349 ierr = PetscSegBufferExtractAlloc(PetscCitationsList,&cits);CHKERRQ(ierr); 1350 ierr = PetscFPrintf(PETSC_COMM_WORLD,fd,"If you publish results based on this computation please cite the following:\n");CHKERRQ(ierr); 1351 ierr = PetscFPrintf(PETSC_COMM_WORLD,fd,"===========================================================================\n");CHKERRQ(ierr); 1352 ierr = PetscFPrintf(PETSC_COMM_WORLD,fd,"%s",cits);CHKERRQ(ierr); 1353 ierr = PetscFPrintf(PETSC_COMM_WORLD,fd,"===========================================================================\n");CHKERRQ(ierr); 1354 ierr = PetscFClose(PETSC_COMM_WORLD,fd);CHKERRQ(ierr); 1355 ierr = PetscFree(cits);CHKERRQ(ierr); 1356 } 1357 ierr = PetscSegBufferDestroy(&PetscCitationsList);CHKERRQ(ierr); 1358 1359 #if defined(PETSC_HAVE_SSL) && defined(PETSC_USE_SOCKET_VIEWER) 1360 /* TextBelt is run for testing purposes only, please do not use this feature often */ 1361 { 1362 PetscInt nmax = 2; 1363 char **buffs; 1364 ierr = PetscMalloc1(2,&buffs);CHKERRQ(ierr); 1365 ierr = PetscOptionsGetStringArray(NULL,NULL,"-textbelt",buffs,&nmax,&flg1);CHKERRQ(ierr); 1366 if (flg1) { 1367 if (PetscUnlikely(!nmax)) SETERRQ(PETSC_COMM_WORLD,PETSC_ERR_USER,"-textbelt requires either the phone number or number,\"message\""); 1368 if (nmax == 1) { 1369 ierr = PetscMalloc1(128,&buffs[1]);CHKERRQ(ierr); 1370 ierr = PetscGetProgramName(buffs[1],32);CHKERRQ(ierr); 1371 ierr = PetscStrcat(buffs[1]," has completed");CHKERRQ(ierr); 1372 } 1373 ierr = PetscTextBelt(PETSC_COMM_WORLD,buffs[0],buffs[1],NULL);CHKERRQ(ierr); 1374 ierr = PetscFree(buffs[0]);CHKERRQ(ierr); 1375 ierr = PetscFree(buffs[1]);CHKERRQ(ierr); 1376 } 1377 ierr = PetscFree(buffs);CHKERRQ(ierr); 1378 } 1379 { 1380 PetscInt nmax = 2; 1381 char **buffs; 1382 ierr = PetscMalloc1(2,&buffs);CHKERRQ(ierr); 1383 ierr = PetscOptionsGetStringArray(NULL,NULL,"-tellmycell",buffs,&nmax,&flg1);CHKERRQ(ierr); 1384 if (flg1) { 1385 if (!nmax) SETERRQ(PETSC_COMM_WORLD,PETSC_ERR_USER,"-tellmycell requires either the phone number or number,\"message\""); 1386 if (nmax == 1) { 1387 ierr = PetscMalloc1(128,&buffs[1]);CHKERRQ(ierr); 1388 ierr = PetscGetProgramName(buffs[1],32);CHKERRQ(ierr); 1389 ierr = PetscStrcat(buffs[1]," has completed");CHKERRQ(ierr); 1390 } 1391 ierr = PetscTellMyCell(PETSC_COMM_WORLD,buffs[0],buffs[1],NULL);CHKERRQ(ierr); 1392 ierr = PetscFree(buffs[0]);CHKERRQ(ierr); 1393 ierr = PetscFree(buffs[1]);CHKERRQ(ierr); 1394 } 1395 ierr = PetscFree(buffs);CHKERRQ(ierr); 1396 } 1397 #endif 1398 1399 #if defined(PETSC_SERIALIZE_FUNCTIONS) 1400 ierr = PetscFPTDestroy();CHKERRQ(ierr); 1401 #endif 1402 1403 #if defined(PETSC_HAVE_SAWS) 1404 flg = PETSC_FALSE; 1405 ierr = PetscOptionsGetBool(NULL,NULL,"-saw_options",&flg,NULL);CHKERRQ(ierr); 1406 if (flg) { 1407 ierr = PetscOptionsSAWsDestroy();CHKERRQ(ierr); 1408 } 1409 #endif 1410 1411 #if defined(PETSC_HAVE_X) 1412 flg1 = PETSC_FALSE; 1413 ierr = PetscOptionsGetBool(NULL,NULL,"-x_virtual",&flg1,NULL);CHKERRQ(ierr); 1414 if (flg1) { 1415 /* this is a crude hack, but better than nothing */ 1416 ierr = PetscPOpen(PETSC_COMM_WORLD,NULL,"pkill -9 Xvfb","r",NULL);CHKERRQ(ierr); 1417 } 1418 #endif 1419 1420 #if !defined(PETSC_HAVE_THREADSAFETY) 1421 ierr = PetscOptionsGetBool(NULL,NULL,"-malloc_info",&flg2,NULL);CHKERRQ(ierr); 1422 if (!flg2) { 1423 flg2 = PETSC_FALSE; 1424 ierr = PetscOptionsGetBool(NULL,NULL,"-memory_view",&flg2,NULL);CHKERRQ(ierr); 1425 } 1426 if (flg2) { 1427 ierr = PetscMemoryView(PETSC_VIEWER_STDOUT_WORLD,"Summary of Memory Usage in PETSc\n");CHKERRQ(ierr); 1428 } 1429 #endif 1430 1431 #if defined(PETSC_USE_LOG) 1432 flg1 = PETSC_FALSE; 1433 ierr = PetscOptionsGetBool(NULL,NULL,"-get_total_flops",&flg1,NULL);CHKERRQ(ierr); 1434 if (flg1) { 1435 PetscLogDouble flops = 0; 1436 ierr = MPI_Reduce(&petsc_TotalFlops,&flops,1,MPI_DOUBLE,MPI_SUM,0,PETSC_COMM_WORLD);CHKERRMPI(ierr); 1437 ierr = PetscPrintf(PETSC_COMM_WORLD,"Total flops over all processors %g\n",flops);CHKERRQ(ierr); 1438 } 1439 #endif 1440 1441 #if defined(PETSC_USE_LOG) 1442 #if defined(PETSC_HAVE_MPE) 1443 mname[0] = 0; 1444 ierr = PetscOptionsGetString(NULL,NULL,"-log_mpe",mname,sizeof(mname),&flg1);CHKERRQ(ierr); 1445 if (flg1) { 1446 if (mname[0]) {ierr = PetscLogMPEDump(mname);CHKERRQ(ierr);} 1447 else {ierr = PetscLogMPEDump(0);CHKERRQ(ierr);} 1448 } 1449 #endif 1450 #endif 1451 1452 /* 1453 Free all objects registered with PetscObjectRegisterDestroy() such as PETSC_VIEWER_XXX_(). 1454 */ 1455 ierr = PetscObjectRegisterDestroyAll();CHKERRQ(ierr); 1456 1457 #if defined(PETSC_USE_LOG) 1458 ierr = PetscOptionsPushGetViewerOff(PETSC_FALSE);CHKERRQ(ierr); 1459 ierr = PetscLogViewFromOptions();CHKERRQ(ierr); 1460 ierr = PetscOptionsPopGetViewerOff();CHKERRQ(ierr); 1461 1462 mname[0] = 0; 1463 ierr = PetscOptionsGetString(NULL,NULL,"-log_summary",mname,sizeof(mname),&flg1);CHKERRQ(ierr); 1464 if (flg1) { 1465 PetscViewer viewer; 1466 ierr = (*PetscHelpPrintf)(PETSC_COMM_WORLD,"\n\n WARNING: -log_summary is being deprecated; switch to -log_view\n\n\n");CHKERRQ(ierr); 1467 if (mname[0]) { 1468 ierr = PetscViewerASCIIOpen(PETSC_COMM_WORLD,mname,&viewer);CHKERRQ(ierr); 1469 ierr = PetscLogView(viewer);CHKERRQ(ierr); 1470 ierr = PetscViewerDestroy(&viewer);CHKERRQ(ierr); 1471 } else { 1472 viewer = PETSC_VIEWER_STDOUT_WORLD; 1473 ierr = PetscViewerPushFormat(viewer,PETSC_VIEWER_DEFAULT);CHKERRQ(ierr); 1474 ierr = PetscLogView(viewer);CHKERRQ(ierr); 1475 ierr = PetscViewerPopFormat(viewer);CHKERRQ(ierr); 1476 } 1477 } 1478 1479 /* 1480 Free any objects created by the last block of code. 1481 */ 1482 ierr = PetscObjectRegisterDestroyAll();CHKERRQ(ierr); 1483 1484 mname[0] = 0; 1485 ierr = PetscOptionsGetString(NULL,NULL,"-log_all",mname,sizeof(mname),&flg1);CHKERRQ(ierr); 1486 ierr = PetscOptionsGetString(NULL,NULL,"-log",mname,sizeof(mname),&flg2);CHKERRQ(ierr); 1487 if (flg1 || flg2) {ierr = PetscLogDump(mname);CHKERRQ(ierr);} 1488 #endif 1489 1490 flg1 = PETSC_FALSE; 1491 ierr = PetscOptionsGetBool(NULL,NULL,"-no_signal_handler",&flg1,NULL);CHKERRQ(ierr); 1492 if (!flg1) { ierr = PetscPopSignalHandler();CHKERRQ(ierr);} 1493 flg1 = PETSC_FALSE; 1494 ierr = PetscOptionsGetBool(NULL,NULL,"-mpidump",&flg1,NULL);CHKERRQ(ierr); 1495 if (flg1) { 1496 ierr = PetscMPIDump(stdout);CHKERRQ(ierr); 1497 } 1498 flg1 = PETSC_FALSE; 1499 flg2 = PETSC_FALSE; 1500 /* preemptive call to avoid listing this option in options table as unused */ 1501 ierr = PetscOptionsHasName(NULL,NULL,"-malloc_dump",&flg1);CHKERRQ(ierr); 1502 ierr = PetscOptionsHasName(NULL,NULL,"-objects_dump",&flg1);CHKERRQ(ierr); 1503 ierr = PetscOptionsGetBool(NULL,NULL,"-options_view",&flg2,NULL);CHKERRQ(ierr); 1504 1505 if (flg2) { 1506 PetscViewer viewer; 1507 ierr = PetscViewerCreate(PETSC_COMM_WORLD,&viewer);CHKERRQ(ierr); 1508 ierr = PetscViewerSetType(viewer,PETSCVIEWERASCII);CHKERRQ(ierr); 1509 ierr = PetscOptionsView(NULL,viewer);CHKERRQ(ierr); 1510 ierr = PetscViewerDestroy(&viewer);CHKERRQ(ierr); 1511 } 1512 1513 /* to prevent PETSc -options_left from warning */ 1514 ierr = PetscOptionsHasName(NULL,NULL,"-nox",&flg1);CHKERRQ(ierr); 1515 ierr = PetscOptionsHasName(NULL,NULL,"-nox_warning",&flg1);CHKERRQ(ierr); 1516 1517 flg3 = PETSC_FALSE; /* default value is required */ 1518 ierr = PetscOptionsGetBool(NULL,NULL,"-options_left",&flg3,&flg1);CHKERRQ(ierr); 1519 if (PetscUnlikelyDebug(!flg1)) flg3 = PETSC_TRUE; 1520 if (flg3) { 1521 if (!flg2 && flg1) { /* have not yet printed the options */ 1522 PetscViewer viewer; 1523 ierr = PetscViewerCreate(PETSC_COMM_WORLD,&viewer);CHKERRQ(ierr); 1524 ierr = PetscViewerSetType(viewer,PETSCVIEWERASCII);CHKERRQ(ierr); 1525 ierr = PetscOptionsView(NULL,viewer);CHKERRQ(ierr); 1526 ierr = PetscViewerDestroy(&viewer);CHKERRQ(ierr); 1527 } 1528 ierr = PetscOptionsAllUsed(NULL,&nopt);CHKERRQ(ierr); 1529 if (nopt) { 1530 ierr = PetscPrintf(PETSC_COMM_WORLD,"WARNING! There are options you set that were not used!\n");CHKERRQ(ierr); 1531 ierr = PetscPrintf(PETSC_COMM_WORLD,"WARNING! could be spelling mistake, etc!\n");CHKERRQ(ierr); 1532 if (nopt == 1) { 1533 ierr = PetscPrintf(PETSC_COMM_WORLD,"There is one unused database option. It is:\n");CHKERRQ(ierr); 1534 } else { 1535 ierr = PetscPrintf(PETSC_COMM_WORLD,"There are %" PetscInt_FMT " unused database options. They are:\n",nopt);CHKERRQ(ierr); 1536 } 1537 } else if (flg3 && flg1) { 1538 ierr = PetscPrintf(PETSC_COMM_WORLD,"There are no unused options.\n");CHKERRQ(ierr); 1539 } 1540 ierr = PetscOptionsLeft(NULL);CHKERRQ(ierr); 1541 } 1542 1543 #if defined(PETSC_HAVE_SAWS) 1544 if (!PetscGlobalRank) { 1545 ierr = PetscStackSAWsViewOff();CHKERRQ(ierr); 1546 PetscStackCallSAWs(SAWs_Finalize,()); 1547 } 1548 #endif 1549 1550 #if defined(PETSC_USE_LOG) 1551 /* 1552 List all objects the user may have forgot to free 1553 */ 1554 if (PetscObjectsLog) { 1555 ierr = PetscOptionsHasName(NULL,NULL,"-objects_dump",&flg1);CHKERRQ(ierr); 1556 if (flg1) { 1557 MPI_Comm local_comm; 1558 char string[64]; 1559 1560 ierr = PetscOptionsGetString(NULL,NULL,"-objects_dump",string,sizeof(string),NULL);CHKERRQ(ierr); 1561 ierr = MPI_Comm_dup(MPI_COMM_WORLD,&local_comm);CHKERRMPI(ierr); 1562 ierr = PetscSequentialPhaseBegin_Private(local_comm,1);CHKERRQ(ierr); 1563 ierr = PetscObjectsDump(stdout,(string[0] == 'a') ? PETSC_TRUE : PETSC_FALSE);CHKERRQ(ierr); 1564 ierr = PetscSequentialPhaseEnd_Private(local_comm,1);CHKERRQ(ierr); 1565 ierr = MPI_Comm_free(&local_comm);CHKERRMPI(ierr); 1566 } 1567 } 1568 #endif 1569 1570 #if defined(PETSC_USE_LOG) 1571 PetscObjectsCounts = 0; 1572 PetscObjectsMaxCounts = 0; 1573 ierr = PetscFree(PetscObjects);CHKERRQ(ierr); 1574 #endif 1575 1576 /* 1577 Destroy any packages that registered a finalize 1578 */ 1579 ierr = PetscRegisterFinalizeAll();CHKERRQ(ierr); 1580 1581 #if defined(PETSC_USE_LOG) 1582 ierr = PetscLogFinalize();CHKERRQ(ierr); 1583 #endif 1584 1585 /* 1586 Print PetscFunctionLists that have not been properly freed 1587 1588 ierr = PetscFunctionListPrintAll();CHKERRQ(ierr); 1589 */ 1590 1591 if (petsc_history) { 1592 ierr = PetscCloseHistoryFile(&petsc_history);CHKERRQ(ierr); 1593 petsc_history = NULL; 1594 } 1595 ierr = PetscOptionsHelpPrintedDestroy(&PetscOptionsHelpPrintedSingleton);CHKERRQ(ierr); 1596 ierr = PetscInfoDestroy();CHKERRQ(ierr); 1597 1598 #if !defined(PETSC_HAVE_THREADSAFETY) 1599 if (!(PETSC_RUNNING_ON_VALGRIND)) { 1600 char fname[PETSC_MAX_PATH_LEN]; 1601 char sname[PETSC_MAX_PATH_LEN]; 1602 FILE *fd; 1603 int err; 1604 1605 flg2 = PETSC_FALSE; 1606 flg3 = PETSC_FALSE; 1607 if (PetscDefined(USE_DEBUG)) {ierr = PetscOptionsGetBool(NULL,NULL,"-malloc_test",&flg2,NULL);CHKERRQ(ierr);} 1608 ierr = PetscOptionsGetBool(NULL,NULL,"-malloc_debug",&flg3,NULL);CHKERRQ(ierr); 1609 fname[0] = 0; 1610 ierr = PetscOptionsGetString(NULL,NULL,"-malloc_dump",fname,sizeof(fname),&flg1);CHKERRQ(ierr); 1611 if (flg1 && fname[0]) { 1612 1613 PetscSNPrintf(sname,sizeof(sname),"%s_%d",fname,rank); 1614 fd = fopen(sname,"w"); if (!fd) SETERRQ1(PETSC_COMM_SELF,PETSC_ERR_FILE_OPEN,"Cannot open log file: %s",sname); 1615 ierr = PetscMallocDump(fd);CHKERRQ(ierr); 1616 err = fclose(fd); 1617 if (err) SETERRQ(PETSC_COMM_SELF,PETSC_ERR_SYS,"fclose() failed on file"); 1618 } else if (flg1 || flg2 || flg3) { 1619 MPI_Comm local_comm; 1620 1621 ierr = MPI_Comm_dup(MPI_COMM_WORLD,&local_comm);CHKERRMPI(ierr); 1622 ierr = PetscSequentialPhaseBegin_Private(local_comm,1);CHKERRQ(ierr); 1623 ierr = PetscMallocDump(stdout);CHKERRQ(ierr); 1624 ierr = PetscSequentialPhaseEnd_Private(local_comm,1);CHKERRQ(ierr); 1625 ierr = MPI_Comm_free(&local_comm);CHKERRMPI(ierr); 1626 } 1627 fname[0] = 0; 1628 ierr = PetscOptionsGetString(NULL,NULL,"-malloc_view",fname,sizeof(fname),&flg1);CHKERRQ(ierr); 1629 if (flg1 && fname[0]) { 1630 1631 PetscSNPrintf(sname,sizeof(sname),"%s_%d",fname,rank); 1632 fd = fopen(sname,"w"); if (!fd) SETERRQ1(PETSC_COMM_SELF,PETSC_ERR_FILE_OPEN,"Cannot open log file: %s",sname); 1633 ierr = PetscMallocView(fd);CHKERRQ(ierr); 1634 err = fclose(fd); 1635 if (err) SETERRQ(PETSC_COMM_SELF,PETSC_ERR_SYS,"fclose() failed on file"); 1636 } else if (flg1) { 1637 MPI_Comm local_comm; 1638 1639 ierr = MPI_Comm_dup(MPI_COMM_WORLD,&local_comm);CHKERRMPI(ierr); 1640 ierr = PetscSequentialPhaseBegin_Private(local_comm,1);CHKERRQ(ierr); 1641 ierr = PetscMallocView(stdout);CHKERRQ(ierr); 1642 ierr = PetscSequentialPhaseEnd_Private(local_comm,1);CHKERRQ(ierr); 1643 ierr = MPI_Comm_free(&local_comm);CHKERRMPI(ierr); 1644 } 1645 } 1646 #endif 1647 1648 /* 1649 Close any open dynamic libraries 1650 */ 1651 ierr = PetscFinalize_DynamicLibraries();CHKERRQ(ierr); 1652 1653 /* Can be destroyed only after all the options are used */ 1654 ierr = PetscOptionsDestroyDefault();CHKERRQ(ierr); 1655 1656 PetscGlobalArgc = 0; 1657 PetscGlobalArgs = NULL; 1658 1659 #if defined(PETSC_HAVE_KOKKOS) 1660 if (PetscBeganKokkos) { 1661 ierr = PetscKokkosFinalize_Private();CHKERRQ(ierr); 1662 PetscBeganKokkos = PETSC_FALSE; 1663 PetscKokkosInitialized = PETSC_FALSE; 1664 } 1665 #endif 1666 1667 #if defined(PETSC_HAVE_NVSHMEM) 1668 if (PetscBeganNvshmem) { 1669 ierr = PetscNvshmemFinalize();CHKERRQ(ierr); 1670 PetscBeganNvshmem = PETSC_FALSE; 1671 } 1672 #endif 1673 1674 ierr = PetscFreeMPIResources();CHKERRQ(ierr); 1675 1676 /* 1677 Destroy any known inner MPI_Comm's and attributes pointing to them 1678 Note this will not destroy any new communicators the user has created. 1679 1680 If all PETSc objects were not destroyed those left over objects will have hanging references to 1681 the MPI_Comms that were freed; but that is ok because those PETSc objects will never be used again 1682 */ 1683 { 1684 PetscCommCounter *counter; 1685 PetscMPIInt flg; 1686 MPI_Comm icomm; 1687 union {MPI_Comm comm; void *ptr;} ucomm; 1688 ierr = MPI_Comm_get_attr(PETSC_COMM_SELF,Petsc_InnerComm_keyval,&ucomm,&flg);CHKERRMPI(ierr); 1689 if (flg) { 1690 icomm = ucomm.comm; 1691 ierr = MPI_Comm_get_attr(icomm,Petsc_Counter_keyval,&counter,&flg);CHKERRMPI(ierr); 1692 if (PetscUnlikely(!flg)) SETERRQ(PETSC_COMM_SELF,PETSC_ERR_ARG_CORRUPT,"Inner MPI_Comm does not have expected tag/name counter, problem with corrupted memory"); 1693 1694 ierr = MPI_Comm_delete_attr(PETSC_COMM_SELF,Petsc_InnerComm_keyval);CHKERRMPI(ierr); 1695 ierr = MPI_Comm_delete_attr(icomm,Petsc_Counter_keyval);CHKERRMPI(ierr); 1696 ierr = MPI_Comm_free(&icomm);CHKERRMPI(ierr); 1697 } 1698 ierr = MPI_Comm_get_attr(PETSC_COMM_WORLD,Petsc_InnerComm_keyval,&ucomm,&flg);CHKERRMPI(ierr); 1699 if (flg) { 1700 icomm = ucomm.comm; 1701 ierr = MPI_Comm_get_attr(icomm,Petsc_Counter_keyval,&counter,&flg);CHKERRMPI(ierr); 1702 if (PetscUnlikely(!flg)) SETERRQ(PETSC_COMM_WORLD,PETSC_ERR_ARG_CORRUPT,"Inner MPI_Comm does not have expected tag/name counter, problem with corrupted memory"); 1703 1704 ierr = MPI_Comm_delete_attr(PETSC_COMM_WORLD,Petsc_InnerComm_keyval);CHKERRMPI(ierr); 1705 ierr = MPI_Comm_delete_attr(icomm,Petsc_Counter_keyval);CHKERRMPI(ierr); 1706 ierr = MPI_Comm_free(&icomm);CHKERRMPI(ierr); 1707 } 1708 } 1709 1710 ierr = MPI_Comm_free_keyval(&Petsc_Counter_keyval);CHKERRMPI(ierr); 1711 ierr = MPI_Comm_free_keyval(&Petsc_InnerComm_keyval);CHKERRMPI(ierr); 1712 ierr = MPI_Comm_free_keyval(&Petsc_OuterComm_keyval);CHKERRMPI(ierr); 1713 ierr = MPI_Comm_free_keyval(&Petsc_ShmComm_keyval);CHKERRMPI(ierr); 1714 1715 ierr = PetscSpinlockDestroy(&PetscViewerASCIISpinLockOpen);CHKERRQ(ierr); 1716 ierr = PetscSpinlockDestroy(&PetscViewerASCIISpinLockStdout);CHKERRQ(ierr); 1717 ierr = PetscSpinlockDestroy(&PetscViewerASCIISpinLockStderr);CHKERRQ(ierr); 1718 ierr = PetscSpinlockDestroy(&PetscCommSpinLock);CHKERRQ(ierr); 1719 1720 if (PetscBeganMPI) { 1721 #if defined(PETSC_HAVE_MPI_FINALIZED) 1722 PetscMPIInt flag; 1723 ierr = MPI_Finalized(&flag);CHKERRMPI(ierr); 1724 if (PetscUnlikely(flag)) SETERRQ(PETSC_COMM_SELF,PETSC_ERR_LIB,"MPI_Finalize() has already been called, even though MPI_Init() was called by PetscInitialize()"); 1725 #endif 1726 ierr = MPI_Finalize();CHKERRMPI(ierr); 1727 } 1728 /* 1729 1730 Note: In certain cases PETSC_COMM_WORLD is never MPI_Comm_free()ed because 1731 the communicator has some outstanding requests on it. Specifically if the 1732 flag PETSC_HAVE_BROKEN_REQUEST_FREE is set (for IBM MPI implementation). See 1733 src/vec/utils/vpscat.c. Due to this the memory allocated in PetscCommDuplicate() 1734 is never freed as it should be. Thus one may obtain messages of the form 1735 [ 1] 8 bytes PetscCommDuplicate() line 645 in src/sys/mpiu.c indicating the 1736 memory was not freed. 1737 1738 */ 1739 ierr = PetscMallocClear();CHKERRQ(ierr); 1740 ierr = PetscStackReset();CHKERRQ(ierr); 1741 1742 PetscErrorHandlingInitialized = PETSC_FALSE; 1743 PetscInitializeCalled = PETSC_FALSE; 1744 PetscFinalizeCalled = PETSC_TRUE; 1745 #if defined(PETSC_USE_GCOV) 1746 /* 1747 flush gcov, otherwise during CI the flushing continues into the next pipeline resulting in git not being able to delete directories since the 1748 gcov files are still being added to the directories as git tries to remove the directories. 1749 */ 1750 __gcov_flush(); 1751 #endif 1752 /* To match PetscFunctionBegin() at the beginning of this function */ 1753 PetscStackClearTop; 1754 return 0; 1755 } 1756 1757 #if defined(PETSC_MISSING_LAPACK_lsame_) 1758 PETSC_EXTERN int lsame_(char *a,char *b) 1759 { 1760 if (*a == *b) return 1; 1761 if (*a + 32 == *b) return 1; 1762 if (*a - 32 == *b) return 1; 1763 return 0; 1764 } 1765 #endif 1766 1767 #if defined(PETSC_MISSING_LAPACK_lsame) 1768 PETSC_EXTERN int lsame(char *a,char *b) 1769 { 1770 if (*a == *b) return 1; 1771 if (*a + 32 == *b) return 1; 1772 if (*a - 32 == *b) return 1; 1773 return 0; 1774 } 1775 #endif 1776