1 /* 2 This is the main PETSc include file (for C and C++). It is included by all 3 other PETSc include files, so it almost never has to be specifically included. 4 */ 5 #if !defined(__PETSC_H) 6 #define __PETSC_H 7 /* ========================================================================== */ 8 /* 9 petscconf.h is contained in bmake/${PETSC_ARCH}/petscconf.h it is 10 found automatically by the compiler due to the -I${PETSC_DIR}/bmake/${PETSC_ARCH} 11 in the bmake/common/variables definition of PETSC_INCLUDE 12 */ 13 #include "petscconf.h" 14 15 /* ========================================================================== */ 16 /* 17 This facilitates using C version of PETSc from C++ and 18 C++ version from C. Use --with-c-support --with-clanguage=c++ with config/configure.py for the latter) 19 */ 20 #if defined(PETSC_CLANGUAGE_CXX) && !defined(PETSC_USE_EXTERN_CXX) && !defined(__cplusplus) 21 #error "PETSc configured with --with-clanguage=c++ and NOT --with-c-support - it can be used only with a C++ compiler" 22 #endif 23 24 #if defined(PETSC_USE_EXTERN_CXX) && defined(__cplusplus) 25 #define PETSC_EXTERN_CXX_BEGIN extern "C" { 26 #define PETSC_EXTERN_CXX_END } 27 #else 28 #define PETSC_EXTERN_CXX_BEGIN 29 #define PETSC_EXTERN_CXX_END 30 #endif 31 /* ========================================================================== */ 32 /* 33 Current PETSc version number and release date 34 */ 35 #include "petscversion.h" 36 37 /* 38 Currently cannot check formatting for PETSc print statements because we have our 39 own format %D and %G 40 */ 41 #undef PETSC_PRINTF_FORMAT_CHECK 42 #define PETSC_PRINTF_FORMAT_CHECK(a,b) 43 #undef PETSC_FPRINTF_FORMAT_CHECK 44 #define PETSC_FPRINTF_FORMAT_CHECK(a,b) 45 46 /* 47 Fixes for configure time choices which impact our interface. Currently only 48 calling conventions and extra compiler checking falls under this category. 49 */ 50 #if !defined(PETSC_STDCALL) 51 #define PETSC_STDCALL 52 #endif 53 #if !defined(PETSC_TEMPLATE) 54 #define PETSC_TEMPLATE 55 #endif 56 #if !defined(PETSC_HAVE_DLL_EXPORT) 57 #define PETSC_DLL_EXPORT 58 #define PETSC_DLL_IMPORT 59 #endif 60 #if !defined(PETSC_DLLEXPORT) 61 #define PETSC_DLLEXPORT 62 #endif 63 #if !defined(PETSCVEC_DLLEXPORT) 64 #define PETSCVEC_DLLEXPORT 65 #endif 66 #if !defined(PETSCMAT_DLLEXPORT) 67 #define PETSCMAT_DLLEXPORT 68 #endif 69 #if !defined(PETSCDM_DLLEXPORT) 70 #define PETSCDM_DLLEXPORT 71 #endif 72 #if !defined(PETSCKSP_DLLEXPORT) 73 #define PETSCKSP_DLLEXPORT 74 #endif 75 #if !defined(PETSCSNES_DLLEXPORT) 76 #define PETSCSNES_DLLEXPORT 77 #endif 78 #if !defined(PETSCTS_DLLEXPORT) 79 #define PETSCTS_DLLEXPORT 80 #endif 81 #if !defined(PETSCFORTRAN_DLLEXPORT) 82 #define PETSCFORTRAN_DLLEXPORT 83 #endif 84 /* ========================================================================== */ 85 86 /* 87 Defines the interface to MPI allowing the use of all MPI functions. 88 89 PETSc does not use the C++ binding of MPI at ALL. The following flag 90 makes sure the C++ bindings are not included. The C++ bindings REQUIRE 91 putting mpi.h before ANY C++ include files, we cannot control this 92 with all PETSc users. 93 */ 94 #define MPICH_SKIP_MPICXX 1 95 #include "mpi.h" 96 /* 97 Yuck, we need to put stdio.h AFTER mpi.h for MPICH2 with C++ compiler 98 see the top of mpicxx.h 99 100 The MPI STANDARD HAS TO BE CHANGED to prevent this nonsense. 101 */ 102 #include <stdio.h> 103 104 /*MC 105 PetscErrorCode - datatype used for return error code from all PETSc functions 106 107 Level: beginner 108 109 .seealso: CHKERRQ, SETERRQ 110 M*/ 111 typedef int PetscErrorCode; 112 113 /*MC 114 115 PetscCookie - A unique id used to identify each PETSc object. 116 (internal integer in the data structure used for error 117 checking). These are all defined by an offset from the lowest 118 one, PETSC_SMALLEST_COOKIE. 119 120 Level: advanced 121 M*/ 122 typedef int PetscCookie; 123 124 /*MC 125 PetscEvent - id used to identify PETSc or user events - primarily for logging 126 127 Level: intermediate 128 129 .seealso: PetscLogEventRegister, PetscLogEventBegin PetscLogEventEnd 130 M*/ 131 typedef int PetscEvent; 132 133 /*MC 134 PetscBLASInt - datatype used to represent 'int' parameters to blas functions. 135 136 Level: intermediate 137 M*/ 138 typedef int PetscBLASInt; 139 140 /*MC 141 PetscMPIInt - datatype used to represent 'int' parameters to MPI functions. 142 143 Level: intermediate 144 M*/ 145 typedef int PetscMPIInt; 146 147 /*MC 148 PetscEnum - datatype used to pass enum types within PETSc functions. 149 150 Level: intermediate 151 152 .seealso: PetscOptionsGetEnum, PetscOptionsEnum, PetscBagRegisterEnum 153 M*/ 154 typedef enum { ENUM_DUMMY } PetscEnum; 155 156 /*MC 157 PetscInt - PETSc type that represents integer - used primarily to 158 represent size of objects. Its size can be configured with the option 159 --with-64-bit-indices - to be either 32bit or 64bit [default 32 bit ints] 160 161 Level: intermediate 162 163 .seealso: PetscScalar, VecSetSizes 164 M*/ 165 #if defined(PETSC_USE_64BIT_INDICES) 166 typedef long long PetscInt; 167 #define MPIU_INT MPI_LONG_LONG_INT 168 #else 169 typedef int PetscInt; 170 #define MPIU_INT MPI_INT 171 #endif 172 173 /* 174 You can use PETSC_STDOUT as a replacement of stdout. You can also change 175 the value of PETSC_STDOUT to redirect all standard output elsewhere 176 */ 177 extern FILE* PETSC_STDOUT; 178 179 /* 180 You can use PETSC_STDERR as a replacement of stderr. You can also change 181 the value of PETSC_STDERR to redirect all standard error elsewhere 182 */ 183 extern FILE* PETSC_STDERR; 184 185 #if !defined(PETSC_USE_EXTERN_CXX) && defined(__cplusplus) 186 /*MC 187 PetscPolymorphicSubroutine - allows defining a C++ polymorphic version of 188 a PETSc function that remove certain optional arguments for a simplier user interface 189 190 Not collective 191 192 Synopsis: 193 PetscPolymorphicSubroutine(Functionname,(arguments of C++ function),(arguments of C function)) 194 195 Level: developer 196 197 Example: 198 PetscPolymorphicSubroutine(VecNorm,(Vec x,PetscReal *r),(x,NORM_2,r)) generates the new routine 199 PetscErrorCode VecNorm(Vec x,PetscReal *r) = VecNorm(x,NORM_2,r) 200 201 .seealso: PetscPolymorphicFunction() 202 203 M*/ 204 #define PetscPolymorphicSubroutine(A,B,C) PETSC_STATIC_INLINE PetscErrorCode A B {return A C;} 205 206 /*MC 207 PetscPolymorphicScalar - allows defining a C++ polymorphic version of 208 a PETSc function that replaces a PetscScalar * argument with a PetscScalar argument 209 210 Not collective 211 212 Synopsis: 213 PetscPolymorphicScalar(Functionname,(arguments of C++ function),(arguments of C function)) 214 215 Level: developer 216 217 Example: 218 PetscPolymorphicScalar(VecAXPY,(PetscScalar _val,Vec x,Vec y),(&_Val,x,y)) generates the new routine 219 PetscErrorCode VecAXPY(PetscScalar _val,Vec x,Vec y) = {PetscScalar _Val = _val; return VecAXPY(&_Val,x,y);} 220 221 .seealso: PetscPolymorphicFunction(),PetscPolymorphicSubroutine() 222 223 M*/ 224 #define PetscPolymorphicScalar(A,B,C) PETSC_STATIC_INLINE PetscErrorCode A B {PetscScalar _Val = _val; return A C;} 225 226 /*MC 227 PetscPolymorphicFunction - allows defining a C++ polymorphic version of 228 a PETSc function that remove certain optional arguments for a simplier user interface 229 and returns the computed value (istead of an error code) 230 231 Not collective 232 233 Synopsis: 234 PetscPolymorphicFunction(Functionname,(arguments of C++ function),(arguments of C function),return type,return variable name) 235 236 Level: developer 237 238 Example: 239 PetscPolymorphicFunction(VecNorm,(Vec x,NormType t),(x,t,&r),PetscReal,r) generates the new routine 240 PetscReal VecNorm(Vec x,NormType t) = {PetscReal r; VecNorm(x,t,&r); return r;} 241 242 .seealso: PetscPolymorphicSubroutine() 243 244 M*/ 245 #define PetscPolymorphicFunction(A,B,C,D,E) PETSC_STATIC_INLINE D A B {D E; A C;return E;} 246 247 #else 248 #define PetscPolymorphicSubroutine(A,B,C) 249 #define PetscPolymorphicScalar(A,B,C) 250 #define PetscPolymorphicFunction(A,B,C,D,E) 251 #endif 252 253 /* 254 Extern indicates a PETSc function defined elsewhere 255 */ 256 #if !defined(EXTERN) 257 #define EXTERN extern 258 #endif 259 260 /* 261 Defines some elementary mathematics functions and constants. 262 */ 263 #include "petscmath.h" 264 265 /* 266 Declare extern C stuff after including external header files 267 */ 268 269 PETSC_EXTERN_CXX_BEGIN 270 271 /* 272 Basic PETSc constants 273 */ 274 275 /*E 276 PetscTruth - Logical variable. Actually an integer 277 278 Level: beginner 279 280 E*/ 281 typedef enum { PETSC_FALSE,PETSC_TRUE } PetscTruth; 282 extern const char *PetscTruths[]; 283 284 /*MC 285 PETSC_FALSE - False value of PetscTruth 286 287 Level: beginner 288 289 Note: Zero integer 290 291 .seealso: PetscTruth 292 M*/ 293 294 /*MC 295 PETSC_TRUE - True value of PetscTruth 296 297 Level: beginner 298 299 Note: Nonzero integer 300 301 .seealso: PetscTruth 302 M*/ 303 304 /*MC 305 PETSC_YES - Alias for PETSC_TRUE 306 307 Level: beginner 308 309 Note: Zero integer 310 311 .seealso: PetscTruth 312 M*/ 313 #define PETSC_YES PETSC_TRUE 314 315 /*MC 316 PETSC_NO - Alias for PETSC_FALSE 317 318 Level: beginner 319 320 Note: Nonzero integer 321 322 .seealso: PetscTruth 323 M*/ 324 #define PETSC_NO PETSC_FALSE 325 326 /*MC 327 PETSC_NULL - standard way of passing in a null or array or pointer 328 329 Level: beginner 330 331 Notes: accepted by many PETSc functions to not set a parameter and instead use 332 some default 333 334 This macro does not exist in Fortran; you must use PETSC_NULL_INTEGER, 335 PETSC_NULL_DOUBLE_PRECISION etc 336 337 .seealso: PETSC_DECIDE, PETSC_DEFAULT, PETSC_IGNORE, PETSC_DETERMINE 338 339 M*/ 340 #define PETSC_NULL 0 341 342 /*MC 343 PETSC_DECIDE - standard way of passing in integer or floating point parameter 344 where you wish PETSc to use the default. 345 346 Level: beginner 347 348 .seealso: PETSC_NULL, PETSC_DEFAULT, PETSC_IGNORE, PETSC_DETERMINE 349 350 M*/ 351 #define PETSC_DECIDE -1 352 353 /*MC 354 PETSC_DEFAULT - standard way of passing in integer or floating point parameter 355 where you wish PETSc to use the default. 356 357 Level: beginner 358 359 .seealso: PETSC_DECIDE, PETSC_NULL, PETSC_IGNORE, PETSC_DETERMINE 360 361 M*/ 362 #define PETSC_DEFAULT -2 363 364 365 /*MC 366 PETSC_IGNORE - same as PETSC_NULL, means PETSc will ignore this argument 367 368 Level: beginner 369 370 Notes: accepted by many PETSc functions to not set a parameter and instead use 371 some default 372 373 This macro does not exist in Fortran; you must use PETSC_NULL_INTEGER, 374 PETSC_NULL_DOUBLE_PRECISION etc 375 376 .seealso: PETSC_DECIDE, PETSC_DEFAULT, PETSC_NULL, PETSC_DETERMINE 377 378 M*/ 379 #define PETSC_IGNORE PETSC_NULL 380 381 /*MC 382 PETSC_DETERMINE - standard way of passing in integer or floating point parameter 383 where you wish PETSc to compute the required value. 384 385 Level: beginner 386 387 .seealso: PETSC_DECIDE, PETSC_DEFAULT, PETSC_IGNORE, PETSC_NULL, VecSetSizes() 388 389 M*/ 390 #define PETSC_DETERMINE PETSC_DECIDE 391 392 /*MC 393 PETSC_COMM_WORLD - the equivalent of the MPI_COMM_WORLD communicator which represents 394 all the processs that PETSc knows about. 395 396 Level: beginner 397 398 Notes: By default PETSC_COMM_WORLD and MPI_COMM_WORLD are identical unless you wish to 399 run PETSc on ONLY a subset of MPI_COMM_WORLD. In that case create your new (smaller) 400 communicator, call it, say comm, and set PETSC_COMM_WORLD = comm BEFORE calling 401 PetscInitialize() 402 403 .seealso: PETSC_COMM_SELF 404 405 M*/ 406 extern MPI_Comm PETSC_COMM_WORLD; 407 408 /*MC 409 PETSC_COMM_SELF - a duplicate of the MPI_COMM_SELF communicator which represents 410 the current process 411 412 Level: beginner 413 414 Notes: PETSC_COMM_SELF and MPI_COMM_SELF are equivalent. 415 416 .seealso: PETSC_COMM_WORLD 417 418 M*/ 419 #define PETSC_COMM_SELF MPI_COMM_SELF 420 421 extern PETSC_DLLEXPORT PetscTruth PetscInitializeCalled; 422 extern PETSC_DLLEXPORT PetscTruth PetscFinalizeCalled; 423 424 EXTERN PetscErrorCode PETSC_DLLEXPORT PetscSetHelpVersionFunctions(PetscErrorCode (*)(MPI_Comm),PetscErrorCode (*)(MPI_Comm)); 425 EXTERN PetscErrorCode PETSC_DLLEXPORT PetscCommDuplicate(MPI_Comm,MPI_Comm*,int*); 426 EXTERN PetscErrorCode PETSC_DLLEXPORT PetscCommDestroy(MPI_Comm*); 427 428 /*MC 429 PetscMalloc - Allocates memory 430 431 Input Parameter: 432 . m - number of bytes to allocate 433 434 Output Parameter: 435 . result - memory allocated 436 437 Synopsis: 438 PetscErrorCode PetscMalloc(size_t m,void **result) 439 440 Level: beginner 441 442 Notes: Memory is always allocated at least double aligned 443 444 If you request memory of zero size it will allocate no space and assign the pointer to 0; PetscFree() will 445 properly handle not freeing the null pointer. 446 447 .seealso: PetscFree(), PetscNew() 448 449 Concepts: memory allocation 450 451 M*/ 452 #define PetscMalloc(a,b) ((a != 0) ? (*PetscTrMalloc)((a),__LINE__,__FUNCT__,__FILE__,__SDIR__,(void**)(b)) : (*(b) = 0,0) ) 453 454 /*MC 455 PetscMalloc2 - Allocates 2 chunks of memory 456 457 Input Parameter: 458 + m1 - number of elements to allocate in 1st chunk (may be zero) 459 . t1 - type of first memory elements 460 . m2 - number of elements to allocate in 2nd chunk (may be zero) 461 - t2 - type of second memory elements 462 463 Output Parameter: 464 + r1 - memory allocated in first chunk 465 - r2 - memory allocated in second chunk 466 467 Synopsis: 468 PetscErrorCode PetscMalloc2(size_t m1,type, t1,void **r1,size_t m2,type t2,void **r2) 469 470 Level: developer 471 472 Notes: Memory of first chunk is always allocated at least double aligned 473 474 .seealso: PetscFree(), PetscNew(), PetscMalloc() 475 476 Concepts: memory allocation 477 478 M*/ 479 #if defined(PETSC_USE_DEBUG) 480 #define PetscMalloc2(m1,t1,r1,m2,t2,r2) (PetscMalloc((m1)*sizeof(t1),r1) || PetscMalloc((m2)*sizeof(t2),r2)) 481 #else 482 #define PetscMalloc2(m1,t1,r1,m2,t2,r2) (PetscMalloc((m1)*sizeof(t1)+(m2)*sizeof(t2),r1) || (*(r2) = (t2*)(*(r1)+m1),0)) 483 #endif 484 485 /*MC 486 PetscMalloc3 - Allocates 3 chunks of memory 487 488 Input Parameter: 489 + m1 - number of elements to allocate in 1st chunk (may be zero) 490 . t1 - type of first memory elements 491 . m2 - number of elements to allocate in 2nd chunk (may be zero) 492 . t2 - type of second memory elements 493 . m3 - number of elements to allocate in 3rd chunk (may be zero) 494 - t3 - type of third memory elements 495 496 Output Parameter: 497 + r1 - memory allocated in first chunk 498 . r2 - memory allocated in second chunk 499 - r3 - memory allocated in third chunk 500 501 Synopsis: 502 PetscErrorCode PetscMalloc3(size_t m1,type, t1,void **r1,size_t m2,type t2,void **r2,size_t m3,type t3,void **r3) 503 504 Level: developer 505 506 Notes: Memory of first chunk is always allocated at least double aligned 507 508 .seealso: PetscFree(), PetscNew(), PetscMalloc(), PetscMalloc2(), PetscFree3() 509 510 Concepts: memory allocation 511 512 M*/ 513 #if defined(PETSC_USE_DEBUG) 514 #define PetscMalloc3(m1,t1,r1,m2,t2,r2,m3,t3,r3) (PetscMalloc((m1)*sizeof(t1),r1) || PetscMalloc((m2)*sizeof(t2),r2) || PetscMalloc((m3)*sizeof(t3),r3)) 515 #else 516 #define PetscMalloc3(m1,t1,r1,m2,t2,r2,m3,t3,r3) (PetscMalloc((m1)*sizeof(t1)+(m2)*sizeof(t2)+(m3)*sizeof(t3),r1) || (*(r2) = (t2*)(*(r1)+m1),*(r3) = (t3*)(*(r2)+m2),0)) 517 #endif 518 519 /*MC 520 PetscMalloc4 - Allocates 4 chunks of memory 521 522 Input Parameter: 523 + m1 - number of elements to allocate in 1st chunk (may be zero) 524 . t1 - type of first memory elements 525 . m2 - number of elements to allocate in 2nd chunk (may be zero) 526 . t2 - type of second memory elements 527 . m3 - number of elements to allocate in 3rd chunk (may be zero) 528 . t3 - type of third memory elements 529 . m4 - number of elements to allocate in 4th chunk (may be zero) 530 - t4 - type of fourth memory elements 531 532 Output Parameter: 533 + r1 - memory allocated in first chunk 534 . r2 - memory allocated in second chunk 535 . r3 - memory allocated in third chunk 536 - r4 - memory allocated in fourth chunk 537 538 Synopsis: 539 PetscErrorCode PetscMalloc4(size_t m1,type, t1,void **r1,size_t m2,type t2,void **r2,size_t m3,type t3,void **r3,size_t m4,type t4,void **r4) 540 541 Level: developer 542 543 Notes: Memory of first chunk is always allocated at least double aligned 544 545 .seealso: PetscFree(), PetscNew(), PetscMalloc(), PetscMalloc2(), PetscFree3(), PetscFree4() 546 547 Concepts: memory allocation 548 549 M*/ 550 #if defined(PETSC_USE_DEBUG) 551 #define PetscMalloc4(m1,t1,r1,m2,t2,r2,m3,t3,r3,m4,t4,r4) (PetscMalloc((m1)*sizeof(t1),r1) || PetscMalloc((m2)*sizeof(t2),r2) || PetscMalloc((m3)*sizeof(t3),r3) || PetscMalloc((m4)*sizeof(t4),r4)) 552 #else 553 #define PetscMalloc4(m1,t1,r1,m2,t2,r2,m3,t3,r3,m4,t4,r4) (PetscMalloc((m1)*sizeof(t1)+(m2)*sizeof(t2)+(m3)*sizeof(t3)+(m4)*sizeof(t4),r1) || (*(r2) = (t2*)(*(r1)+m1),*(r3) = (t3*)(*(r2)+m2),*(r4) = (t4*)(*(r3)+m3),0)) 554 #endif 555 556 /*MC 557 PetscMalloc5 - Allocates 5 chunks of memory 558 559 Input Parameter: 560 + m1 - number of elements to allocate in 1st chunk (may be zero) 561 . t1 - type of first memory elements 562 . m2 - number of elements to allocate in 2nd chunk (may be zero) 563 . t2 - type of second memory elements 564 . m3 - number of elements to allocate in 3rd chunk (may be zero) 565 . t3 - type of third memory elements 566 . m4 - number of elements to allocate in 4th chunk (may be zero) 567 . t4 - type of fourth memory elements 568 . m5 - number of elements to allocate in 5th chunk (may be zero) 569 - t5 - type of fifth memory elements 570 571 Output Parameter: 572 + r1 - memory allocated in first chunk 573 . r2 - memory allocated in second chunk 574 . r3 - memory allocated in third chunk 575 . r4 - memory allocated in fourth chunk 576 - r5 - memory allocated in fifth chunk 577 578 Synopsis: 579 PetscErrorCode PetscMalloc5(size_t m1,type, t1,void **r1,size_t m2,type t2,void **r2,size_t m3,type t3,void **r3,size_t m4,type t4,void **r4,size_t m5,type t5,void **r5) 580 581 Level: developer 582 583 Notes: Memory of first chunk is always allocated at least double aligned 584 585 .seealso: PetscFree(), PetscNew(), PetscMalloc(), PetscMalloc2(), PetscFree3(), PetscFree4(), PetscFree5() 586 587 Concepts: memory allocation 588 589 M*/ 590 #if defined(PETSC_USE_DEBUG) 591 #define PetscMalloc5(m1,t1,r1,m2,t2,r2,m3,t3,r3,m4,t4,r4,m5,t5,r5) (PetscMalloc((m1)*sizeof(t1),r1) || PetscMalloc((m2)*sizeof(t2),r2) || PetscMalloc((m3)*sizeof(t3),r3) || PetscMalloc((m4)*sizeof(t4),r4) || PetscMalloc((m5)*sizeof(t5),r5)) 592 #else 593 #define PetscMalloc5(m1,t1,r1,m2,t2,r2,m3,t3,r3,m4,t4,r4,m5,t5,r5) (PetscMalloc((m1)*sizeof(t1)+(m2)*sizeof(t2)+(m3)*sizeof(t3)+(m4)*sizeof(t4)+(m5)*sizeof(t5),r1) || (*(r2) = (t2*)(*(r1)+m1),*(r3) = (t3*)(*(r2)+m2),*(r4) = (t4*)(*(r3)+m3),*(r5) = (t5*)(*(r4)+m4),0)) 594 #endif 595 596 597 /*MC 598 PetscMalloc6 - Allocates 6 chunks of memory 599 600 Input Parameter: 601 + m1 - number of elements to allocate in 1st chunk (may be zero) 602 . t1 - type of first memory elements 603 . m2 - number of elements to allocate in 2nd chunk (may be zero) 604 . t2 - type of second memory elements 605 . m3 - number of elements to allocate in 3rd chunk (may be zero) 606 . t3 - type of third memory elements 607 . m4 - number of elements to allocate in 4th chunk (may be zero) 608 . t4 - type of fourth memory elements 609 . m5 - number of elements to allocate in 5th chunk (may be zero) 610 . t5 - type of fifth memory elements 611 . m6 - number of elements to allocate in 6th chunk (may be zero) 612 - t6 - type of sixth memory elements 613 614 Output Parameter: 615 + r1 - memory allocated in first chunk 616 . r2 - memory allocated in second chunk 617 . r3 - memory allocated in third chunk 618 . r4 - memory allocated in fourth chunk 619 . r5 - memory allocated in fifth chunk 620 - r6 - memory allocated in sixth chunk 621 622 Synopsis: 623 PetscErrorCode PetscMalloc6(size_t m1,type, t1,void **r1,size_t m2,type t2,void **r2,size_t m3,type t3,void **r3,size_t m4,type t4,void **r4,size_t m5,type t5,void **r5,size_t m6,type t6,void **r6) 624 625 Level: developer 626 627 Notes: Memory of first chunk is always allocated at least double aligned 628 629 .seealso: PetscFree(), PetscNew(), PetscMalloc(), PetscMalloc2(), PetscFree3(), PetscFree4(), PetscFree5(), PetscFree6() 630 631 Concepts: memory allocation 632 633 M*/ 634 #if defined(PETSC_USE_DEBUG) 635 #define PetscMalloc6(m1,t1,r1,m2,t2,r2,m3,t3,r3,m4,t4,r4,m5,t5,r5,m6,t6,r6) (PetscMalloc((m1)*sizeof(t1),r1) || PetscMalloc((m2)*sizeof(t2),r2) || PetscMalloc((m3)*sizeof(t3),r3) || PetscMalloc((m4)*sizeof(t4),r4) || PetscMalloc((m5)*sizeof(t5),r5) || PetscMalloc((m6)*sizeof(t6),r6)) 636 #else 637 #define PetscMalloc6(m1,t1,r1,m2,t2,r2,m3,t3,r3,m4,t4,r4,m5,t5,r5,m6,t6,r6) (PetscMalloc((m1)*sizeof(t1)+(m2)*sizeof(t2)+(m3)*sizeof(t3)+(m4)*sizeof(t4)+(m5)*sizeof(t5)+(m6)*sizeof(t6),r1) || (*(r2) = (t2*)(*(r1)+m1),*(r3) = (t3*)(*(r2)+m2),*(r4) = (t4*)(*(r3)+m3),*(r5) = (t5*)(*(r4)+m4),*(r6) = (t6*)(*(r5)+m5),0)) 638 #endif 639 640 /*MC 641 PetscMalloc7 - Allocates 7 chunks of memory 642 643 Input Parameter: 644 + m1 - number of elements to allocate in 1st chunk (may be zero) 645 . t1 - type of first memory elements 646 . m2 - number of elements to allocate in 2nd chunk (may be zero) 647 . t2 - type of second memory elements 648 . m3 - number of elements to allocate in 3rd chunk (may be zero) 649 . t3 - type of third memory elements 650 . m4 - number of elements to allocate in 4th chunk (may be zero) 651 . t4 - type of fourth memory elements 652 . m5 - number of elements to allocate in 5th chunk (may be zero) 653 . t5 - type of fifth memory elements 654 . m6 - number of elements to allocate in 6th chunk (may be zero) 655 . t6 - type of sixth memory elements 656 . m7 - number of elements to allocate in 7th chunk (may be zero) 657 - t7 - type of sixth memory elements 658 659 Output Parameter: 660 + r1 - memory allocated in first chunk 661 . r2 - memory allocated in second chunk 662 . r3 - memory allocated in third chunk 663 . r4 - memory allocated in fourth chunk 664 . r5 - memory allocated in fifth chunk 665 . r6 - memory allocated in sixth chunk 666 - r7 - memory allocated in sixth chunk 667 668 Synopsis: 669 PetscErrorCode PetscMalloc7(size_t m1,type, t1,void **r1,size_t m2,type t2,void **r2,size_t m3,type t3,void **r3,size_t m4,type t4,void **r4,size_t m5,type t5,void **r5,size_t m6,type t6,void **r6,size_t m7,type t7,void **r7) 670 671 Level: developer 672 673 Notes: Memory of first chunk is always allocated at least double aligned 674 675 .seealso: PetscFree(), PetscNew(), PetscMalloc(), PetscMalloc2(), PetscFree3(), PetscFree4(), PetscFree5(), PetscFree6(), PetscFree7() 676 677 Concepts: memory allocation 678 679 M*/ 680 #if defined(PETSC_USE_DEBUG) 681 #define PetscMalloc7(m1,t1,r1,m2,t2,r2,m3,t3,r3,m4,t4,r4,m5,t5,r5,m6,t6,r6,m7,t7,r7) (PetscMalloc((m1)*sizeof(t1),r1) || PetscMalloc((m2)*sizeof(t2),r2) || PetscMalloc((m3)*sizeof(t3),r3) || PetscMalloc((m4)*sizeof(t4),r4) || PetscMalloc((m5)*sizeof(t5),r5) || PetscMalloc((m6)*sizeof(t6),r6) || PetscMalloc((m7)*sizeof(t7),r7)) 682 #else 683 #define PetscMalloc7(m1,t1,r1,m2,t2,r2,m3,t3,r3,m4,t4,r4,m5,t5,r5,m6,t6,r6,m7,t7,r7) (PetscMalloc((m1)*sizeof(t1)+(m2)*sizeof(t2)+(m3)*sizeof(t3)+(m4)*sizeof(t4)+(m5)*sizeof(t5)+(m6)*sizeof(t6)+(m7)*sizeof(t7),r1) || (*(r2) = (t2*)(*(r1)+m1),*(r3) = (t3*)(*(r2)+m2),*(r4) = (t4*)(*(r3)+m3),*(r5) = (t5*)(*(r4)+m4),*(r6) = (t6*)(*(r5)+m5),*(r7) = (t7*)(*(r6)+m6),0)) 684 #endif 685 686 /*MC 687 PetscNew - Allocates memory of a particular type, zeros the memory! 688 689 Input Parameter: 690 . type - structure name of space to be allocated. Memory of size sizeof(type) is allocated 691 692 Output Parameter: 693 . result - memory allocated 694 695 Synopsis: 696 PetscErrorCode PetscNew(struct type,((type *))result) 697 698 Level: beginner 699 700 .seealso: PetscFree(), PetscMalloc() 701 702 Concepts: memory allocation 703 704 M*/ 705 #define PetscNew(A,b) (PetscMalloc(sizeof(A),(b)) || PetscMemzero(*(b),sizeof(A))) 706 707 /*MC 708 PetscFree - Frees memory 709 710 Input Parameter: 711 . memory - memory to free (the pointer is ALWAYS set to 0 upon sucess) 712 713 Synopsis: 714 PetscErrorCode PetscFree(void *memory) 715 716 Level: beginner 717 718 Notes: Memory must have been obtained with PetscNew() or PetscMalloc() 719 720 .seealso: PetscNew(), PetscMalloc(), PetscFreeVoid() 721 722 Concepts: memory allocation 723 724 M*/ 725 #define PetscFree(a) ((a) ? ((*PetscTrFree)((a),__LINE__,__FUNCT__,__FILE__,__SDIR__) || ((a = 0),0)) : 0) 726 727 /*MC 728 PetscFreeVoid - Frees memory 729 730 Input Parameter: 731 . memory - memory to free 732 733 Synopsis: 734 void PetscFreeVoid(void *memory) 735 736 Level: beginner 737 738 Notes: This is different from PetscFree() in that no error code is returned 739 740 .seealso: PetscFree(), PetscNew(), PetscMalloc() 741 742 Concepts: memory allocation 743 744 M*/ 745 #define PetscFreeVoid(a) ((*PetscTrFree)((a),__LINE__,__FUNCT__,__FILE__,__SDIR__),(a) = 0) 746 747 748 /*MC 749 PetscFree2 - Frees 2 chunks of memory obtained with PetscMalloc2() 750 751 Input Parameter: 752 + memory1 - memory to free 753 - memory2 - 2nd memory to free 754 755 756 Synopsis: 757 PetscErrorCode PetscFree2(void *memory1,void *memory2) 758 759 Level: developer 760 761 Notes: Memory must have been obtained with PetscMalloc2() 762 763 .seealso: PetscNew(), PetscMalloc(), PetscMalloc2(), PetscFree() 764 765 Concepts: memory allocation 766 767 M*/ 768 #if defined(PETSC_USE_DEBUG) 769 #define PetscFree2(m1,m2) (PetscFree(m2) || PetscFree(m1)) 770 #else 771 #define PetscFree2(m1,m2) (PetscFree(m1)) 772 #endif 773 774 /*MC 775 PetscFree3 - Frees 3 chunks of memory obtained with PetscMalloc3() 776 777 Input Parameter: 778 + memory1 - memory to free 779 . memory2 - 2nd memory to free 780 - memory3 - 3rd memory to free 781 782 783 Synopsis: 784 PetscErrorCode PetscFree3(void *memory1,void *memory2,void *memory3) 785 786 Level: developer 787 788 Notes: Memory must have been obtained with PetscMalloc3() 789 790 .seealso: PetscNew(), PetscMalloc(), PetscMalloc2(), PetscFree(), PetscMalloc3() 791 792 Concepts: memory allocation 793 794 M*/ 795 #if defined(PETSC_USE_DEBUG) 796 #define PetscFree3(m1,m2,m3) (PetscFree(m3) || PetscFree(m2) || PetscFree(m1)) 797 #else 798 #define PetscFree3(m1,m2,m3) (PetscFree(m1)) 799 #endif 800 801 /*MC 802 PetscFree4 - Frees 4 chunks of memory obtained with PetscMalloc4() 803 804 Input Parameter: 805 + m1 - memory to free 806 . m2 - 2nd memory to free 807 . m3 - 3rd memory to free 808 - m4 - 4th memory to free 809 810 811 Synopsis: 812 PetscErrorCode PetscFree4(void *m1,void *m2,void *m3,void *m4) 813 814 Level: developer 815 816 Notes: Memory must have been obtained with PetscMalloc4() 817 818 .seealso: PetscNew(), PetscMalloc(), PetscMalloc2(), PetscFree(), PetscMalloc3(), PetscMalloc4() 819 820 Concepts: memory allocation 821 822 M*/ 823 #if defined(PETSC_USE_DEBUG) 824 #define PetscFree4(m1,m2,m3,m4) (PetscFree(m4) || PetscFree(m3) || PetscFree(m2) || PetscFree(m1)) 825 #else 826 #define PetscFree4(m1,m2,m3,m4) (PetscFree(m1)) 827 #endif 828 829 /*MC 830 PetscFree5 - Frees 5 chunks of memory obtained with PetscMalloc5() 831 832 Input Parameter: 833 + m1 - memory to free 834 . m2 - 2nd memory to free 835 . m3 - 3rd memory to free 836 . m4 - 4th memory to free 837 - m5 - 5th memory to free 838 839 840 Synopsis: 841 PetscErrorCode PetscFree5(void *m1,void *m2,void *m3,void *m4,void *m5) 842 843 Level: developer 844 845 Notes: Memory must have been obtained with PetscMalloc5() 846 847 .seealso: PetscNew(), PetscMalloc(), PetscMalloc2(), PetscFree(), PetscMalloc3(), PetscMalloc4(), PetscMalloc5() 848 849 Concepts: memory allocation 850 851 M*/ 852 #if defined(PETSC_USE_DEBUG) 853 #define PetscFree5(m1,m2,m3,m4,m5) (PetscFree(m5) || PetscFree(m4) || PetscFree(m3) || PetscFree(m2) || PetscFree(m1)) 854 #else 855 #define PetscFree5(m1,m2,m3,m4,m5) (PetscFree(m1)) 856 #endif 857 858 859 /*MC 860 PetscFree6 - Frees 6 chunks of memory obtained with PetscMalloc6() 861 862 Input Parameter: 863 + m1 - memory to free 864 . m2 - 2nd memory to free 865 . m3 - 3rd memory to free 866 . m4 - 4th memory to free 867 . m5 - 5th memory to free 868 - m6 - 6th memory to free 869 870 871 Synopsis: 872 PetscErrorCode PetscFree6(void *m1,void *m2,void *m3,void *m4,void *m5,void *m6) 873 874 Level: developer 875 876 Notes: Memory must have been obtained with PetscMalloc6() 877 878 .seealso: PetscNew(), PetscMalloc(), PetscMalloc2(), PetscFree(), PetscMalloc3(), PetscMalloc4(), PetscMalloc5(), PetscMalloc6() 879 880 Concepts: memory allocation 881 882 M*/ 883 #if defined(PETSC_USE_DEBUG) 884 #define PetscFree6(m1,m2,m3,m4,m5,m6) (PetscFree(m6) || PetscFree(m5) || PetscFree(m4) || PetscFree(m3) || PetscFree(m2) || PetscFree(m1)) 885 #else 886 #define PetscFree6(m1,m2,m3,m4,m5,m6) (PetscFree(m1)) 887 #endif 888 889 /*MC 890 PetscFree7 - Frees 7 chunks of memory obtained with PetscMalloc7() 891 892 Input Parameter: 893 + m1 - memory to free 894 . m2 - 2nd memory to free 895 . m3 - 3rd memory to free 896 . m4 - 4th memory to free 897 . m5 - 5th memory to free 898 . m6 - 6th memory to free 899 - m7 - 7th memory to free 900 901 902 Synopsis: 903 PetscErrorCode PetscFree7(void *m1,void *m2,void *m3,void *m4,void *m5,void *m6,void *m7) 904 905 Level: developer 906 907 Notes: Memory must have been obtained with PetscMalloc7() 908 909 .seealso: PetscNew(), PetscMalloc(), PetscMalloc2(), PetscFree(), PetscMalloc3(), PetscMalloc4(), PetscMalloc5(), PetscMalloc6(), 910 PetscMalloc7() 911 912 Concepts: memory allocation 913 914 M*/ 915 #if defined(PETSC_USE_DEBUG) 916 #define PetscFree7(m1,m2,m3,m4,m5,m6,m7) (PetscFree(m7) || PetscFree(m6) || PetscFree(m5) || PetscFree(m4) || PetscFree(m3) || PetscFree(m2) || PetscFree(m1)) 917 #else 918 #define PetscFree7(m1,m2,m3,m4,m5,m6,m7) (PetscFree(m1)) 919 #endif 920 921 EXTERN PETSC_DLLEXPORT PetscErrorCode (*PetscTrMalloc)(size_t,int,const char[],const char[],const char[],void**); 922 EXTERN PETSC_DLLEXPORT PetscErrorCode (*PetscTrFree)(void*,int,const char[],const char[],const char[]); 923 EXTERN PetscErrorCode PETSC_DLLEXPORT PetscSetMalloc(PetscErrorCode (*)(size_t,int,const char[],const char[],const char[],void**),PetscErrorCode (*)(void*,int,const char[],const char[],const char[])); 924 EXTERN PetscErrorCode PETSC_DLLEXPORT PetscClearMalloc(void); 925 926 /* 927 Routines for tracing memory corruption/bleeding with default PETSc 928 memory allocation 929 */ 930 EXTERN PetscErrorCode PETSC_DLLEXPORT PetscMallocDump(FILE *); 931 EXTERN PetscErrorCode PETSC_DLLEXPORT PetscMallocDumpLog(FILE *); 932 EXTERN PetscErrorCode PETSC_DLLEXPORT PetscMallocGetCurrentUsage(PetscLogDouble *); 933 EXTERN PetscErrorCode PETSC_DLLEXPORT PetscMallocGetMaximumUsage(PetscLogDouble *); 934 EXTERN PetscErrorCode PETSC_DLLEXPORT PetscMallocDebug(PetscTruth); 935 EXTERN PetscErrorCode PETSC_DLLEXPORT PetscMallocValidate(int,const char[],const char[],const char[]); 936 EXTERN PetscErrorCode PETSC_DLLEXPORT PetscMallocSetDumpLog(void); 937 938 939 /* 940 Variable type where we stash PETSc object pointers in Fortran. 941 On most machines size(pointer) == sizeof(long) - except windows 942 where its sizeof(long long) 943 */ 944 945 #if (PETSC_SIZEOF_VOID_P) == (PETSC_SIZEOF_LONG) 946 #define PetscFortranAddr long 947 #elif (PETSC_SIZEOF_VOID_P) == (PETSC_SIZEOF_LONG_LONG) 948 #define PetscFortranAddr long long 949 #else 950 #error "Unknown size for PetscFortranAddr! Send us a bugreport at petsc-maint@mcs.anl.gov" 951 #endif 952 953 /*E 954 PetscDataType - Used for handling different basic data types. 955 956 Level: beginner 957 958 .seealso: PetscBinaryRead(), PetscBinaryWrite(), PetscDataTypeToMPIDataType(), 959 PetscDataTypeGetSize() 960 961 E*/ 962 typedef enum {PETSC_INT = 0,PETSC_DOUBLE = 1,PETSC_COMPLEX = 2, PETSC_LONG = 3 ,PETSC_SHORT = 4,PETSC_FLOAT = 5, 963 PETSC_CHAR = 6,PETSC_LOGICAL = 7,PETSC_ENUM = 8,PETSC_TRUTH=9, PETSC_LONG_DOUBLE = 10} PetscDataType; 964 extern const char *PetscDataTypes[]; 965 966 #if defined(PETSC_USE_COMPLEX) 967 #define PETSC_SCALAR PETSC_COMPLEX 968 #else 969 #if defined(PETSC_USE_SINGLE) 970 #define PETSC_SCALAR PETSC_FLOAT 971 #elif defined(PETSC_USE_LONG_DOUBLE) 972 #define PETSC_SCALAR PETSC_LONG_DOUBLE 973 #elif defined(PETSC_USE_INT) 974 #define PETSC_SCALAR PETSC_INT 975 #else 976 #define PETSC_SCALAR PETSC_DOUBLE 977 #endif 978 #endif 979 #if defined(PETSC_USE_SINGLE) 980 #define PETSC_REAL PETSC_FLOAT 981 #elif defined(PETSC_USE_LONG_DOUBLE) 982 #define PETSC_REAL PETSC_LONG_DOUBLE 983 #elif defined(PETSC_USE_INT) 984 #define PETSC_REAL PETSC_INT 985 #else 986 #define PETSC_REAL PETSC_DOUBLE 987 #endif 988 #define PETSC_FORTRANADDR PETSC_LONG 989 990 EXTERN PetscErrorCode PETSC_DLLEXPORT PetscDataTypeToMPIDataType(PetscDataType,MPI_Datatype*); 991 EXTERN PetscErrorCode PETSC_DLLEXPORT PetscDataTypeGetSize(PetscDataType,PetscInt*); 992 993 /* 994 Basic memory and string operations. These are usually simple wrappers 995 around the basic Unix system calls, but a few of them have additional 996 functionality and/or error checking. 997 */ 998 EXTERN PetscErrorCode PETSC_DLLEXPORT PetscMemcpy(void*,const void *,size_t); 999 EXTERN PetscErrorCode PETSC_DLLEXPORT PetscBitMemcpy(void*,PetscInt,const void*,PetscInt,PetscInt,PetscDataType); 1000 EXTERN PetscErrorCode PETSC_DLLEXPORT PetscMemmove(void*,void *,size_t); 1001 EXTERN PetscErrorCode PETSC_DLLEXPORT PetscMemzero(void*,size_t); 1002 EXTERN PetscErrorCode PETSC_DLLEXPORT PetscMemcmp(const void*,const void*,size_t,PetscTruth *); 1003 EXTERN PetscErrorCode PETSC_DLLEXPORT PetscStrlen(const char[],size_t*); 1004 EXTERN PetscErrorCode PETSC_DLLEXPORT PetscStrcmp(const char[],const char[],PetscTruth *); 1005 EXTERN PetscErrorCode PETSC_DLLEXPORT PetscStrgrt(const char[],const char[],PetscTruth *); 1006 EXTERN PetscErrorCode PETSC_DLLEXPORT PetscStrcasecmp(const char[],const char[],PetscTruth*); 1007 EXTERN PetscErrorCode PETSC_DLLEXPORT PetscStrncmp(const char[],const char[],size_t,PetscTruth*); 1008 EXTERN PetscErrorCode PETSC_DLLEXPORT PetscStrcpy(char[],const char[]); 1009 EXTERN PetscErrorCode PETSC_DLLEXPORT PetscStrcat(char[],const char[]); 1010 EXTERN PetscErrorCode PETSC_DLLEXPORT PetscStrncat(char[],const char[],size_t); 1011 EXTERN PetscErrorCode PETSC_DLLEXPORT PetscStrncpy(char[],const char[],size_t); 1012 EXTERN PetscErrorCode PETSC_DLLEXPORT PetscStrchr(const char[],char,char *[]); 1013 EXTERN PetscErrorCode PETSC_DLLEXPORT PetscStrtolower(char[]); 1014 EXTERN PetscErrorCode PETSC_DLLEXPORT PetscStrrchr(const char[],char,char *[]); 1015 EXTERN PetscErrorCode PETSC_DLLEXPORT PetscStrstr(const char[],const char[],char *[]); 1016 EXTERN PetscErrorCode PETSC_DLLEXPORT PetscStrrstr(const char[],const char[],char *[]); 1017 EXTERN PetscErrorCode PETSC_DLLEXPORT PetscStrallocpy(const char[],char *[]); 1018 EXTERN PetscErrorCode PETSC_DLLEXPORT PetscStrreplace(MPI_Comm,const char[],char[],size_t); 1019 #define PetscStrfree(a) ((a) ? PetscFree(a) : 0) 1020 1021 /*S 1022 PetscToken - 'Token' used for managing tokenizing strings 1023 1024 Level: intermediate 1025 1026 .seealso: PetscTokenCreate(), PetscTokenFind(), PetscTokenDestroy() 1027 S*/ 1028 typedef struct {char token;char *array;char *current;} PetscToken; 1029 1030 EXTERN PetscErrorCode PETSC_DLLEXPORT PetscTokenCreate(const char[],const char,PetscToken**); 1031 EXTERN PetscErrorCode PETSC_DLLEXPORT PetscTokenFind(PetscToken*,char *[]); 1032 EXTERN PetscErrorCode PETSC_DLLEXPORT PetscTokenDestroy(PetscToken*); 1033 1034 /* 1035 These are MPI operations for MPI_Allreduce() etc 1036 */ 1037 EXTERN PETSC_DLLEXPORT MPI_Op PetscMaxSum_Op; 1038 #if defined(PETSC_USE_COMPLEX) 1039 EXTERN PETSC_DLLEXPORT MPI_Op PetscSum_Op; 1040 #else 1041 #define PetscSum_Op MPI_SUM 1042 #endif 1043 EXTERN PetscErrorCode PETSC_DLLEXPORT PetscMaxSum(MPI_Comm,const PetscInt[],PetscInt*,PetscInt*); 1044 1045 /*S 1046 PetscObject - any PETSc object, PetscViewer, Mat, Vec, KSP etc 1047 1048 Level: beginner 1049 1050 Note: This is the base class from which all objects appear. 1051 1052 .seealso: PetscObjectDestroy(), PetscObjectView(), PetscObjectGetName(), PetscObjectSetName() 1053 S*/ 1054 typedef struct _p_PetscObject* PetscObject; 1055 1056 /*S 1057 PetscFList - Linked list of functions, possibly stored in dynamic libraries, accessed 1058 by string name 1059 1060 Level: advanced 1061 1062 .seealso: PetscFListAdd(), PetscFListDestroy() 1063 S*/ 1064 typedef struct _n_PetscFList *PetscFList; 1065 1066 /*E 1067 PetscFileMode - Access mode for a file. 1068 1069 Level: beginner 1070 1071 FILE_MODE_READ - open a file at its beginning for reading 1072 1073 FILE_MODE_WRITE - open a file at its beginning for writing (will create if the file does not exist) 1074 1075 FILE_MODE_APPEND - open a file at end for writing 1076 1077 FILE_MODE_UPDATE - open a file for updating, meaning for reading and writing 1078 1079 FILE_MODE_APPEND_UPDATE - open a file for updating, meaning for reading and writing, at the end 1080 1081 .seealso: PetscViewerFileSetMode() 1082 E*/ 1083 typedef enum {FILE_MODE_READ, FILE_MODE_WRITE, FILE_MODE_APPEND, FILE_MODE_UPDATE, FILE_MODE_APPEND_UPDATE} PetscFileMode; 1084 1085 #include "petscviewer.h" 1086 #include "petscoptions.h" 1087 1088 #define PETSC_SMALLEST_COOKIE 1211211 1089 extern PETSC_DLLEXPORT PetscCookie PETSC_LARGEST_COOKIE; 1090 extern PETSC_DLLEXPORT PetscCookie PETSC_OBJECT_COOKIE; 1091 EXTERN PetscErrorCode PETSC_DLLEXPORT PetscCookieRegister(PetscCookie *); 1092 1093 /* 1094 Routines that get memory usage information from the OS 1095 */ 1096 EXTERN PetscErrorCode PETSC_DLLEXPORT PetscMemoryGetCurrentUsage(PetscLogDouble *); 1097 EXTERN PetscErrorCode PETSC_DLLEXPORT PetscMemoryGetMaximumUsage(PetscLogDouble *); 1098 EXTERN PetscErrorCode PETSC_DLLEXPORT PetscMemorySetGetMaximumUsage(void); 1099 EXTERN PetscErrorCode PETSC_DLLEXPORT PetscMemoryShowUsage(PetscViewer,const char[]); 1100 1101 EXTERN PetscErrorCode PETSC_DLLEXPORT PetscInfoAllow(PetscTruth,const char []); 1102 EXTERN PetscErrorCode PETSC_DLLEXPORT PetscGetTime(PetscLogDouble*); 1103 EXTERN PetscErrorCode PETSC_DLLEXPORT PetscGetCPUTime(PetscLogDouble*); 1104 EXTERN PetscErrorCode PETSC_DLLEXPORT PetscSleep(int); 1105 1106 /* 1107 Initialization of PETSc 1108 */ 1109 EXTERN PetscErrorCode PETSC_DLLEXPORT PetscInitialize(int*,char***,const char[],const char[]); 1110 PetscPolymorphicSubroutine(PetscInitialize,(int *argc,char ***args),(argc,args,PETSC_NULL,PETSC_NULL)) 1111 EXTERN PetscErrorCode PETSC_DLLEXPORT PetscInitializeNoArguments(void); 1112 EXTERN PetscErrorCode PETSC_DLLEXPORT PetscInitialized(PetscTruth *); 1113 EXTERN PetscErrorCode PETSC_DLLEXPORT PetscFinalized(PetscTruth *); 1114 EXTERN PetscErrorCode PETSC_DLLEXPORT PetscFinalize(void); 1115 EXTERN PetscErrorCode PetscInitializeFortran(void); 1116 EXTERN PetscErrorCode PETSC_DLLEXPORT PetscGetArgs(int*,char ***); 1117 EXTERN PetscErrorCode PETSC_DLLEXPORT PetscGetArguments(char ***args); 1118 EXTERN PetscErrorCode PETSC_DLLEXPORT PetscFreeArguments(char **args); 1119 1120 EXTERN PetscErrorCode PETSC_DLLEXPORT PetscEnd(void); 1121 EXTERN PetscErrorCode PETSC_DLLEXPORT PetscInitializePackage(char *); 1122 1123 EXTERN PetscErrorCode PETSC_DLLEXPORT PetscOpenMPMerge(PetscMPIInt); 1124 EXTERN PetscErrorCode PETSC_DLLEXPORT PetscOpenMPSpawn(PetscMPIInt); 1125 EXTERN PetscErrorCode PETSC_DLLEXPORT PetscOpenMPFinalize(void); 1126 EXTERN PetscErrorCode PETSC_DLLEXPORT PetscOpenMPRun(MPI_Comm,PetscErrorCode (*)(MPI_Comm,void *),void*); 1127 EXTERN PetscErrorCode PETSC_DLLEXPORT PetscOpenMPFree(MPI_Comm,void*); 1128 EXTERN PetscErrorCode PETSC_DLLEXPORT PetscOpenMPNew(MPI_Comm,size_t,void**); 1129 1130 /* 1131 These are so that in extern C code we can caste function pointers to non-extern C 1132 function pointers. Since the regular C++ code expects its function pointers to be 1133 C++. 1134 */ 1135 typedef void (**PetscVoidStarFunction)(void); 1136 typedef void (*PetscVoidFunction)(void); 1137 typedef PetscErrorCode (*PetscErrorCodeFunction)(void); 1138 1139 /* 1140 PetscTryMethod - Queries an object for a method, if it exists then calls it. 1141 These are intended to be used only inside PETSc functions. 1142 */ 1143 #define PetscTryMethod(obj,A,B,C) \ 1144 0;{ PetscErrorCode (*f)B, __ierr; \ 1145 __ierr = PetscObjectQueryFunction((PetscObject)obj,#A,(PetscVoidStarFunction)&f);CHKERRQ(__ierr); \ 1146 if (f) {__ierr = (*f)C;CHKERRQ(__ierr);}\ 1147 } 1148 #define PetscUseMethod(obj,A,B,C) \ 1149 0;{ PetscErrorCode (*f)B, __ierr; \ 1150 __ierr = PetscObjectQueryFunction((PetscObject)obj,A,(PetscVoidStarFunction)&f);CHKERRQ(__ierr); \ 1151 if (f) {__ierr = (*f)C;CHKERRQ(__ierr);}\ 1152 else {SETERRQ1(PETSC_ERR_SUP,"Cannot locate function %s in object",A);} \ 1153 } 1154 /* 1155 Functions that can act on any PETSc object. 1156 */ 1157 EXTERN PetscErrorCode PETSC_DLLEXPORT PetscObjectCreate(MPI_Comm,PetscObject*); 1158 EXTERN PetscErrorCode PETSC_DLLEXPORT PetscObjectCreateGeneric(MPI_Comm, PetscCookie, const char [], PetscObject *); 1159 EXTERN PetscErrorCode PETSC_DLLEXPORT PetscObjectDestroy(PetscObject); 1160 EXTERN PetscErrorCode PETSC_DLLEXPORT PetscObjectExists(PetscObject,PetscTruth*); 1161 EXTERN PetscErrorCode PETSC_DLLEXPORT PetscObjectGetComm(PetscObject,MPI_Comm *); 1162 EXTERN PetscErrorCode PETSC_DLLEXPORT PetscObjectGetCookie(PetscObject,int *); 1163 EXTERN PetscErrorCode PETSC_DLLEXPORT PetscObjectSetType(PetscObject,const char []); 1164 EXTERN PetscErrorCode PETSC_DLLEXPORT PetscObjectGetType(PetscObject,const char *[]); 1165 EXTERN PetscErrorCode PETSC_DLLEXPORT PetscObjectSetName(PetscObject,const char[]); 1166 EXTERN PetscErrorCode PETSC_DLLEXPORT PetscObjectGetName(PetscObject,const char*[]); 1167 EXTERN PetscErrorCode PETSC_DLLEXPORT PetscObjectReference(PetscObject); 1168 EXTERN PetscErrorCode PETSC_DLLEXPORT PetscObjectGetReference(PetscObject,PetscInt*); 1169 EXTERN PetscErrorCode PETSC_DLLEXPORT PetscObjectDereference(PetscObject); 1170 EXTERN PetscErrorCode PETSC_DLLEXPORT PetscObjectGetNewTag(PetscObject,PetscMPIInt *); 1171 EXTERN PetscErrorCode PETSC_DLLEXPORT PetscObjectView(PetscObject,PetscViewer); 1172 EXTERN PetscErrorCode PETSC_DLLEXPORT PetscObjectCompose(PetscObject,const char[],PetscObject); 1173 EXTERN PetscErrorCode PETSC_DLLEXPORT PetscObjectQuery(PetscObject,const char[],PetscObject *); 1174 EXTERN PetscErrorCode PETSC_DLLEXPORT PetscObjectComposeFunction(PetscObject,const char[],const char[],void (*)(void)); 1175 EXTERN PetscErrorCode PETSC_DLLEXPORT PetscObjectSetFromOptions(PetscObject); 1176 EXTERN PetscErrorCode PETSC_DLLEXPORT PetscObjectSetUp(PetscObject); 1177 EXTERN PetscErrorCode PETSC_DLLEXPORT PetscCommGetNewTag(MPI_Comm,PetscMPIInt *); 1178 EXTERN PetscErrorCode PETSC_DLLEXPORT PetscCommSynchronizeTags(MPI_Comm); 1179 EXTERN PetscErrorCode PETSC_DLLEXPORT PetscCommCheckTags(MPI_Comm); 1180 1181 /*MC 1182 PetscObjectComposeFunctionDynamic - Associates a function with a given PETSc object. 1183 1184 Collective on PetscObject 1185 1186 Input Parameters: 1187 + obj - the PETSc object; this must be cast with a (PetscObject), for example, 1188 PetscObjectCompose((PetscObject)mat,...); 1189 . name - name associated with the child function 1190 . fname - name of the function 1191 - ptr - function pointer (or PETSC_NULL if using dynamic libraries) 1192 1193 Level: advanced 1194 1195 Synopsis: 1196 PetscErrorCode PetscObjectComposeFunctionDynamic(PetscObject obj,const char name[],const char fname[],void *ptr) 1197 1198 Notes: 1199 To remove a registered routine, pass in a PETSC_NULL rname and fnc(). 1200 1201 PetscObjectComposeFunctionDynamic() can be used with any PETSc object (such as 1202 Mat, Vec, KSP, SNES, etc.) or any user-provided object. 1203 1204 The composed function must be wrapped in a EXTERN_C_BEGIN/END for this to 1205 work in C++/complex with dynamic link libraries (config/configure.py options --with-shared --with-dynamic) 1206 enabled. 1207 1208 Concepts: objects^composing functions 1209 Concepts: composing functions 1210 Concepts: functions^querying 1211 Concepts: objects^querying 1212 Concepts: querying objects 1213 1214 .seealso: PetscObjectQueryFunction() 1215 M*/ 1216 #if defined(PETSC_USE_DYNAMIC_LIBRARIES) 1217 #define PetscObjectComposeFunctionDynamic(a,b,c,d) PetscObjectComposeFunction(a,b,c,0) 1218 #else 1219 #define PetscObjectComposeFunctionDynamic(a,b,c,d) PetscObjectComposeFunction(a,b,c,(PetscVoidFunction)(d)) 1220 #endif 1221 1222 EXTERN PetscErrorCode PETSC_DLLEXPORT PetscObjectQueryFunction(PetscObject,const char[],void (**)(void)); 1223 EXTERN PetscErrorCode PETSC_DLLEXPORT PetscObjectSetOptionsPrefix(PetscObject,const char[]); 1224 EXTERN PetscErrorCode PETSC_DLLEXPORT PetscObjectAppendOptionsPrefix(PetscObject,const char[]); 1225 EXTERN PetscErrorCode PETSC_DLLEXPORT PetscObjectPrependOptionsPrefix(PetscObject,const char[]); 1226 EXTERN PetscErrorCode PETSC_DLLEXPORT PetscObjectGetOptionsPrefix(PetscObject,const char*[]); 1227 EXTERN PetscErrorCode PETSC_DLLEXPORT PetscObjectPublish(PetscObject); 1228 EXTERN PetscErrorCode PETSC_DLLEXPORT PetscObjectChangeTypeName(PetscObject,const char[]); 1229 EXTERN PetscErrorCode PETSC_DLLEXPORT PetscObjectRegisterDestroy(PetscObject); 1230 EXTERN PetscErrorCode PETSC_DLLEXPORT PetscObjectRegisterDestroyAll(void); 1231 EXTERN PetscErrorCode PETSC_DLLEXPORT PetscObjectName(PetscObject); 1232 EXTERN PetscErrorCode PETSC_DLLEXPORT PetscTypeCompare(PetscObject,const char[],PetscTruth*); 1233 1234 /* 1235 Defines PETSc error handling. 1236 */ 1237 #include "petscerror.h" 1238 1239 /*S 1240 PetscOList - Linked list of PETSc objects, accessable by string name 1241 1242 Level: advanced 1243 1244 .seealso: PetscOListAdd(), PetscOListDestroy(), PetscOListFind() 1245 S*/ 1246 typedef struct _n_PetscOList *PetscOList; 1247 1248 EXTERN PetscErrorCode PETSC_DLLEXPORT PetscOListDestroy(PetscOList *); 1249 EXTERN PetscErrorCode PETSC_DLLEXPORT PetscOListFind(PetscOList,const char[],PetscObject*); 1250 EXTERN PetscErrorCode PETSC_DLLEXPORT PetscOListReverseFind(PetscOList,PetscObject,char**); 1251 EXTERN PetscErrorCode PETSC_DLLEXPORT PetscOListAdd(PetscOList *,const char[],PetscObject); 1252 EXTERN PetscErrorCode PETSC_DLLEXPORT PetscOListDuplicate(PetscOList,PetscOList *); 1253 1254 /* 1255 Dynamic library lists. Lists of names of routines in dynamic 1256 link libraries that will be loaded as needed. 1257 */ 1258 EXTERN PetscErrorCode PETSC_DLLEXPORT PetscFListAdd(PetscFList*,const char[],const char[],void (*)(void)); 1259 EXTERN PetscErrorCode PETSC_DLLEXPORT PetscFListDestroy(PetscFList*); 1260 EXTERN PetscErrorCode PETSC_DLLEXPORT PetscFListFind(MPI_Comm,PetscFList,const char[],void (**)(void)); 1261 EXTERN PetscErrorCode PETSC_DLLEXPORT PetscFListPrintTypes(MPI_Comm,FILE*,const char[],const char[],const char[],const char[],PetscFList); 1262 #if defined(PETSC_USE_DYNAMIC_LIBRARIES) 1263 #define PetscFListAddDynamic(a,b,p,c) PetscFListAdd(a,b,p,0) 1264 #else 1265 #define PetscFListAddDynamic(a,b,p,c) PetscFListAdd(a,b,p,(void (*)(void))c) 1266 #endif 1267 EXTERN PetscErrorCode PETSC_DLLEXPORT PetscFListDuplicate(PetscFList,PetscFList *); 1268 EXTERN PetscErrorCode PETSC_DLLEXPORT PetscFListView(PetscFList,PetscViewer); 1269 EXTERN PetscErrorCode PETSC_DLLEXPORT PetscFListConcat(const char [],const char [],char []); 1270 EXTERN PetscErrorCode PETSC_DLLEXPORT PetscFListGet(PetscFList,char ***,int*); 1271 1272 /*S 1273 PetscDLLibraryList - Linked list of dynamics libraries to search for functions 1274 1275 Level: advanced 1276 1277 --with-shared --with-dynamic must be used with config/configure.py to use dynamic libraries 1278 1279 .seealso: PetscDLLibraryOpen() 1280 S*/ 1281 typedef struct _n_PetscDLLibraryList *PetscDLLibraryList; 1282 extern PetscDLLibraryList DLLibrariesLoaded; 1283 EXTERN PetscErrorCode PETSC_DLLEXPORT PetscDLLibraryRetrieve(MPI_Comm,const char[],char *,int,PetscTruth *); 1284 EXTERN PetscErrorCode PETSC_DLLEXPORT PetscDLLibraryOpen(MPI_Comm,const char[],void **); 1285 EXTERN PetscErrorCode PETSC_DLLEXPORT PetscDLLibrarySym(MPI_Comm,PetscDLLibraryList *,const char[],const char[],void **); 1286 EXTERN PetscErrorCode PETSC_DLLEXPORT PetscDLLibraryAppend(MPI_Comm,PetscDLLibraryList *,const char[]); 1287 EXTERN PetscErrorCode PETSC_DLLEXPORT PetscDLLibraryPrepend(MPI_Comm,PetscDLLibraryList *,const char[]); 1288 EXTERN PetscErrorCode PETSC_DLLEXPORT PetscDLLibraryClose(PetscDLLibraryList); 1289 EXTERN PetscErrorCode PETSC_DLLEXPORT PetscDLLibraryPrintPath(void); 1290 EXTERN PetscErrorCode PETSC_DLLEXPORT PetscDLLibraryGetInfo(void*,const char[],const char *[]); 1291 EXTERN PetscErrorCode PETSC_DLLEXPORT PetscDLLibraryCCAAppend(MPI_Comm,PetscDLLibraryList *,const char[]); 1292 1293 /* 1294 Useful utility routines 1295 */ 1296 EXTERN PetscErrorCode PETSC_DLLEXPORT PetscSplitOwnership(MPI_Comm,PetscInt*,PetscInt*); 1297 EXTERN PetscErrorCode PETSC_DLLEXPORT PetscSplitOwnershipBlock(MPI_Comm,PetscInt,PetscInt*,PetscInt*); 1298 EXTERN PetscErrorCode PETSC_DLLEXPORT PetscSequentialPhaseBegin(MPI_Comm,PetscMPIInt); 1299 PetscPolymorphicSubroutine(PetscSequentialPhaseBegin,(MPI_Comm comm),(comm,1)) 1300 PetscPolymorphicSubroutine(PetscSequentialPhaseBegin,(void),(PETSC_COMM_WORLD,1)) 1301 EXTERN PetscErrorCode PETSC_DLLEXPORT PetscSequentialPhaseEnd(MPI_Comm,PetscMPIInt); 1302 PetscPolymorphicSubroutine(PetscSequentialPhaseEnd,(MPI_Comm comm),(comm,1)) 1303 PetscPolymorphicSubroutine(PetscSequentialPhaseEnd,(void),(PETSC_COMM_WORLD,1)) 1304 EXTERN PetscErrorCode PETSC_DLLEXPORT PetscBarrier(PetscObject); 1305 EXTERN PetscErrorCode PETSC_DLLEXPORT PetscMPIDump(FILE*); 1306 1307 #define PetscNot(a) ((a) ? PETSC_FALSE : PETSC_TRUE) 1308 /* 1309 Defines basic graphics available from PETSc. 1310 */ 1311 #include "petscdraw.h" 1312 1313 /* 1314 Defines the base data structures for all PETSc objects 1315 */ 1316 #include "private/petscimpl.h" 1317 /* 1318 Defines PETSc profiling. 1319 */ 1320 #include "petsclog.h" 1321 1322 /* 1323 For locking, unlocking and destroying AMS memories associated with 1324 PETSc objects. Not currently used. 1325 */ 1326 #define PetscPublishAll(v) 0 1327 #define PetscObjectTakeAccess(obj) 0 1328 #define PetscObjectGrantAccess(obj) 0 1329 #define PetscObjectDepublish(obj) 0 1330 1331 1332 1333 /* 1334 This code allows one to pass a MPI communicator between 1335 C and Fortran. MPI 2.0 defines a standard API for doing this. 1336 The code here is provided to allow PETSc to work with MPI 1.1 1337 standard MPI libraries. 1338 */ 1339 EXTERN PetscErrorCode MPICCommToFortranComm(MPI_Comm,int *); 1340 EXTERN PetscErrorCode MPIFortranCommToCComm(int,MPI_Comm*); 1341 1342 /* 1343 Simple PETSc parallel IO for ASCII printing 1344 */ 1345 EXTERN PetscErrorCode PETSC_DLLEXPORT PetscFixFilename(const char[],char[]); 1346 EXTERN PetscErrorCode PETSC_DLLEXPORT PetscFOpen(MPI_Comm,const char[],const char[],FILE**); 1347 EXTERN PetscErrorCode PETSC_DLLEXPORT PetscFClose(MPI_Comm,FILE*); 1348 EXTERN PetscErrorCode PETSC_DLLEXPORT PetscFPrintf(MPI_Comm,FILE*,const char[],...) PETSC_PRINTF_FORMAT_CHECK(3,4); 1349 EXTERN PetscErrorCode PETSC_DLLEXPORT PetscPrintf(MPI_Comm,const char[],...) PETSC_PRINTF_FORMAT_CHECK(2,3); 1350 EXTERN PetscErrorCode PETSC_DLLEXPORT PetscSNPrintf(char*,size_t,const char [],...); 1351 1352 /* These are used internally by PETSc ASCII IO routines*/ 1353 #include <stdarg.h> 1354 EXTERN PetscErrorCode PETSC_DLLEXPORT PetscVSNPrintf(char*,size_t,const char[],va_list); 1355 EXTERN PetscErrorCode PETSC_DLLEXPORT PetscVFPrintf(FILE*,const char[],va_list); 1356 1357 /*MC 1358 PetscErrorPrintf - Prints error messages. 1359 1360 Not Collective 1361 1362 Synopsis: 1363 PetscErrorCode (*PetscErrorPrintf)(const char format[],...); 1364 1365 Input Parameters: 1366 . format - the usual printf() format string 1367 1368 Options Database Keys: 1369 + -error_output_stderr - cause error messages to be printed to stderr instead of the 1370 (default) stdout 1371 - -error_output_none to turn off all printing of error messages (does not change the way the 1372 error is handled.) 1373 1374 Notes: Use 1375 PetscErrorPrintf = PetscErrorPrintfNone; to turn off all printing of error messages (does not change the way the 1376 error is handled.) and 1377 PetscErrorPrintf = PetscErrorPrintfDefault; to turn it back on 1378 1379 1380 1381 1382 Level: developer 1383 1384 Fortran Note: 1385 This routine is not supported in Fortran. 1386 1387 Concepts: error messages^printing 1388 Concepts: printing^error messages 1389 1390 .seealso: PetscFPrintf(), PetscSynchronizedPrintf(), PetscHelpPrintf() 1391 M*/ 1392 EXTERN PETSC_DLLEXPORT PetscErrorCode (*PetscErrorPrintf)(const char[],...); 1393 1394 /*MC 1395 PetscHelpPrintf - Prints help messages. 1396 1397 Not Collective 1398 1399 Synopsis: 1400 PetscErrorCode (*PetscHelpPrintf)(const char format[],...); 1401 1402 Input Parameters: 1403 . format - the usual printf() format string 1404 1405 Level: developer 1406 1407 Fortran Note: 1408 This routine is not supported in Fortran. 1409 1410 Concepts: help messages^printing 1411 Concepts: printing^help messages 1412 1413 .seealso: PetscFPrintf(), PetscSynchronizedPrintf(), PetscErrorPrintf() 1414 M*/ 1415 EXTERN PETSC_DLLEXPORT PetscErrorCode (*PetscHelpPrintf)(MPI_Comm,const char[],...); 1416 1417 EXTERN PetscErrorCode PetscErrorPrintfDefault(const char [],...); 1418 EXTERN PetscErrorCode PetscErrorPrintfNone(const char [],...); 1419 EXTERN PetscErrorCode PetscHelpPrintfDefault(MPI_Comm,const char [],...); 1420 1421 EXTERN PetscErrorCode PETSC_DLLEXPORT PetscPOpen(MPI_Comm,const char[],const char[],const char[],FILE **); 1422 EXTERN PetscErrorCode PETSC_DLLEXPORT PetscPClose(MPI_Comm,FILE*); 1423 EXTERN PetscErrorCode PETSC_DLLEXPORT PetscSynchronizedPrintf(MPI_Comm,const char[],...) PETSC_PRINTF_FORMAT_CHECK(2,3); 1424 EXTERN PetscErrorCode PETSC_DLLEXPORT PetscSynchronizedFPrintf(MPI_Comm,FILE*,const char[],...) PETSC_PRINTF_FORMAT_CHECK(3,4); 1425 EXTERN PetscErrorCode PETSC_DLLEXPORT PetscSynchronizedFlush(MPI_Comm); 1426 EXTERN PetscErrorCode PETSC_DLLEXPORT PetscSynchronizedFGets(MPI_Comm,FILE*,size_t,char[]); 1427 EXTERN PetscErrorCode PETSC_DLLEXPORT PetscStartMatlab(MPI_Comm,const char[],const char[],FILE**); 1428 EXTERN PetscErrorCode PETSC_DLLEXPORT PetscStartJava(MPI_Comm,const char[],const char[],FILE**); 1429 EXTERN PetscErrorCode PETSC_DLLEXPORT PetscGetPetscDir(const char*[]); 1430 1431 EXTERN PetscErrorCode PETSC_DLLEXPORT PetscPopUpSelect(MPI_Comm,char*,char*,int,char**,int*); 1432 1433 /*S 1434 PetscContainer - Simple PETSc object that contains a pointer to any required data 1435 1436 Level: advanced 1437 1438 .seealso: PetscObject, PetscContainerCreate() 1439 S*/ 1440 extern PetscCookie PETSC_DLLEXPORT PETSC_CONTAINER_COOKIE; 1441 typedef struct _p_PetscContainer* PetscContainer; 1442 EXTERN PetscErrorCode PETSC_DLLEXPORT PetscContainerGetPointer(PetscContainer,void **); 1443 EXTERN PetscErrorCode PETSC_DLLEXPORT PetscContainerSetPointer(PetscContainer,void *); 1444 EXTERN PetscErrorCode PETSC_DLLEXPORT PetscContainerDestroy(PetscContainer); 1445 EXTERN PetscErrorCode PETSC_DLLEXPORT PetscContainerCreate(MPI_Comm comm,PetscContainer *); 1446 EXTERN PetscErrorCode PETSC_DLLEXPORT PetscContainerSetUserDestroy(PetscContainer, PetscErrorCode (*)(void*)); 1447 1448 /* 1449 For use in debuggers 1450 */ 1451 extern PETSC_DLLEXPORT PetscMPIInt PetscGlobalRank; 1452 extern PETSC_DLLEXPORT PetscMPIInt PetscGlobalSize; 1453 1454 EXTERN PetscErrorCode PETSC_DLLEXPORT PetscIntView(PetscInt,PetscInt[],PetscViewer); 1455 EXTERN PetscErrorCode PETSC_DLLEXPORT PetscRealView(PetscInt,PetscReal[],PetscViewer); 1456 EXTERN PetscErrorCode PETSC_DLLEXPORT PetscScalarView(PetscInt,PetscScalar[],PetscViewer); 1457 1458 /* 1459 Allows accessing Matlab Engine 1460 */ 1461 #include "petscmatlab.h" 1462 1463 /* 1464 Determine if some of the kernel computation routines use 1465 Fortran (rather than C) for the numerical calculations. On some machines 1466 and compilers (like complex numbers) the Fortran version of the routines 1467 is faster than the C/C++ versions. The flag --with-fortran-kernels 1468 should be used with config/configure.py to turn these on. 1469 */ 1470 #if defined(PETSC_USE_FORTRAN_KERNELS) 1471 1472 #if !defined(PETSC_USE_FORTRAN_KERNEL_MULTCRL) 1473 #define PETSC_USE_FORTRAN_KERNEL_MULTCRL 1474 #endif 1475 1476 #if !defined(PETSC_USE_FORTRAN_KERNEL_MULTCSRPERM) 1477 #define PETSC_USE_FORTRAN_KERNEL_MULTCSRPERM 1478 #endif 1479 1480 #if !defined(PETSC_USE_FORTRAN_KERNEL_MULTAIJ) 1481 #define PETSC_USE_FORTRAN_KERNEL_MULTAIJ 1482 #endif 1483 1484 #if !defined(PETSC_USE_FORTRAN_KERNEL_MULTTRANSPOSEAIJ) 1485 #define PETSC_USE_FORTRAN_KERNEL_MULTTRANSPOSEAIJ 1486 #endif 1487 1488 #if !defined(PETSC_USE_FORTRAN_KERNEL_NORM) 1489 #define PETSC_USE_FORTRAN_KERNEL_NORM 1490 #endif 1491 1492 #if !defined(PETSC_USE_FORTRAN_KERNEL_MAXPY) 1493 #define PETSC_USE_FORTRAN_KERNEL_MAXPY 1494 #endif 1495 1496 #if !defined(PETSC_USE_FORTRAN_KERNEL_SOLVEAIJ) 1497 #define PETSC_USE_FORTRAN_KERNEL_SOLVEAIJ 1498 #endif 1499 1500 #if !defined(PETSC_USE_FORTRAN_KERNEL_RELAXAIJ) 1501 #define PETSC_USE_FORTRAN_KERNEL_RELAXAIJ 1502 #endif 1503 1504 #if !defined(PETSC_USE_FORTRAN_KERNEL_SOLVEBAIJ) 1505 #define PETSC_USE_FORTRAN_KERNEL_SOLVEBAIJ 1506 #endif 1507 1508 #if !defined(PETSC_USE_FORTRAN_KERNEL_MULTADDAIJ) 1509 #define PETSC_USE_FORTRAN_KERNEL_MULTADDAIJ 1510 #endif 1511 1512 #if !defined(PETSC_USE_FORTRAN_KERNEL_MDOT) 1513 #define PETSC_USE_FORTRAN_KERNEL_MDOT 1514 #endif 1515 1516 #if !defined(PETSC_USE_FORTRAN_KERNEL_XTIMESY) 1517 #define PETSC_USE_FORTRAN_KERNEL_XTIMESY 1518 #endif 1519 1520 #if !defined(PETSC_USE_FORTRAN_KERNEL_AYPX) 1521 #define PETSC_USE_FORTRAN_KERNEL_AYPX 1522 #endif 1523 1524 #if !defined(PETSC_USE_FORTRAN_KERNEL_WAXPY) 1525 #define PETSC_USE_FORTRAN_KERNEL_WAXPY 1526 #endif 1527 1528 #endif 1529 1530 /* 1531 Macros for indicating code that should be compiled with a C interface, 1532 rather than a C++ interface. Any routines that are dynamically loaded 1533 (such as the PCCreate_XXX() routines) must be wrapped so that the name 1534 mangler does not change the functions symbol name. This just hides the 1535 ugly extern "C" {} wrappers. 1536 */ 1537 #if defined(__cplusplus) 1538 #define EXTERN_C_BEGIN extern "C" { 1539 #define EXTERN_C_END } 1540 #else 1541 #define EXTERN_C_BEGIN 1542 #define EXTERN_C_END 1543 #endif 1544 1545 /* --------------------------------------------------------------------*/ 1546 1547 /*MC 1548 size - integer variable used to contain the number of processors in 1549 the relevent MPI_Comm 1550 1551 Level: beginner 1552 1553 .seealso: rank, comm 1554 M*/ 1555 1556 /*MC 1557 rank - integer variable used to contain the number of this processor relative 1558 to all in the relevent MPI_Comm 1559 1560 Level: beginner 1561 1562 .seealso: size, comm 1563 M*/ 1564 1565 /*MC 1566 comm - MPI_Comm used in the current routine or object 1567 1568 Level: beginner 1569 1570 .seealso: size, rank 1571 M*/ 1572 1573 /*MC 1574 MPI_Comm - the basic object used by MPI to determine which processes are involved in a 1575 communication 1576 1577 Level: beginner 1578 1579 Note: This manual page is a place-holder because MPICH does not have a manual page for MPI_Comm 1580 1581 .seealso: size, rank, comm, PETSC_COMM_WORLD, PETSC_COMM_SELF 1582 M*/ 1583 1584 /*MC 1585 PetscScalar - PETSc type that represents either a double precision real number, 1586 a double precision complex number, a single precision real number, a long double or an int 1587 if the code is configured with --with-scalar-type=complex,float,longdouble,int 1588 1589 Level: beginner 1590 1591 .seealso: PetscReal, PassiveReal, PassiveScalar 1592 M*/ 1593 1594 /*MC 1595 PetscReal - PETSc type that represents a real number version of PetscScalar 1596 1597 Level: beginner 1598 1599 .seealso: PetscScalar, PassiveReal, PassiveScalar 1600 M*/ 1601 1602 /*MC 1603 PassiveScalar - PETSc type that represents a PetscScalar 1604 Level: beginner 1605 1606 This is the same as a PetscScalar except in code that is automatically differentiated it is 1607 treated as a constant (not an indendent or dependent variable) 1608 1609 .seealso: PetscReal, PassiveReal, PetscScalar 1610 M*/ 1611 1612 /*MC 1613 PassiveReal - PETSc type that represents a PetscReal 1614 1615 Level: beginner 1616 1617 This is the same as a PetscReal except in code that is automatically differentiated it is 1618 treated as a constant (not an indendent or dependent variable) 1619 1620 .seealso: PetscScalar, PetscReal, PassiveScalar 1621 M*/ 1622 1623 /*MC 1624 MPIU_SCALAR - MPI datatype corresponding to PetscScalar 1625 1626 Level: beginner 1627 1628 Note: In MPI calls that require an MPI datatype that matches a PetscScalar or array of PetscScalars 1629 pass this value 1630 1631 .seealso: PetscReal, PassiveReal, PassiveScalar, PetscScalar 1632 M*/ 1633 1634 /* 1635 The IBM include files define hz, here we hide it so that it may be used 1636 as a regular user variable. 1637 */ 1638 #if defined(hz) 1639 #undef hz 1640 #endif 1641 1642 /* For arrays that contain filenames or paths */ 1643 1644 1645 #if defined(PETSC_HAVE_LIMITS_H) 1646 #include <limits.h> 1647 #endif 1648 #if defined(PETSC_HAVE_SYS_PARAM_H) 1649 #include <sys/param.h> 1650 #endif 1651 #if defined(PETSC_HAVE_SYS_TYPES_H) 1652 #include <sys/types.h> 1653 #endif 1654 #if defined(MAXPATHLEN) 1655 # define PETSC_MAX_PATH_LEN MAXPATHLEN 1656 #elif defined(MAX_PATH) 1657 # define PETSC_MAX_PATH_LEN MAX_PATH 1658 #elif defined(_MAX_PATH) 1659 # define PETSC_MAX_PATH_LEN _MAX_PATH 1660 #else 1661 # define PETSC_MAX_PATH_LEN 4096 1662 #endif 1663 1664 PETSC_EXTERN_CXX_END 1665 #endif 1666 1667 1668