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