1 /* $Id: petsc.h,v 1.235 1998/12/21 01:06:07 bsmith Exp bsmith $ */ 2 /* 3 This is the main PETSc include file (for C and C++). It is included by all 4 other PETSc include files, so it almost never has to be specifically included. 5 */ 6 #if !defined(__PETSC_H) 7 #define __PETSC_H 8 9 /* ========================================================================== */ 10 /* 11 Current PETSc version number and release date, also listed in 12 docs/changes.html 13 docs/tex/manual/manual.tex and 14 docs/tex/manual/manual_tex.tex. 15 */ 16 #define PETSC_VERSION_NUMBER "PETSc Version 2.0.24, Released ???" 17 18 #define PETSC_VERSION_MAJOR 2 19 #define PETSC_VERSION_MINOR 0 20 #define PETSC_VERSION_SUBMINOR 24 21 #define PETSC_VERSION_DATE "Yet to be determined, 1998" 22 #define PETSC_AUTHOR_INFO "The PETSc Team:\ 23 Satish Balay, Bill Gropp, Lois Curfman McInnes, Barry Smith\n\ 24 Bug reports, questions: petsc-maint@mcs.anl.gov\n\ 25 Web page: http://www.mcs.anl.gov/petsc/\n" 26 27 /* ========================================================================== */ 28 /* 29 The PETSc configuration file. Contains various definitions that 30 handle portability issues and the presence of machine features. 31 32 petscconf.h is contained in bmake/${PETSC_ARCH}/petscconf.h it is 33 found automatically by the compiler due to the -I${PETSC_DIR}/bmake/${PETSC_ARCH} 34 in the bmake/common definition of PETSC_INCLUDE 35 */ 36 #include "petscconf.h" 37 38 /* ========================================================================== */ 39 40 #include <stdio.h> 41 /* 42 Defines the interface to MPI allowing the use of all MPI functions. 43 */ 44 #include "mpi.h" 45 46 /* 47 Defines some elementary mathematics functions and constants. 48 */ 49 #include "petscmath.h" 50 51 /* 52 Variable type where we stash PETSc object pointers in Fortran. 53 Assumes that sizeof(long) == sizeof(void *) which is true on 54 all machines that we know. 55 */ 56 #define PetscFortranAddr long 57 58 extern MPI_Comm PETSC_COMM_WORLD; 59 extern MPI_Comm PETSC_COMM_SELF; 60 extern int PetscInitializedCalled; 61 extern int PetscSetCommWorld(MPI_Comm); 62 63 /* 64 Defines the malloc employed by PETSc. Users may use these routines as well. 65 */ 66 #define PetscMalloc(a) (*PetscTrMalloc)(a,__LINE__,__FUNC__,__FILE__,__SDIR__) 67 #define PetscNew(A) (A*) PetscMalloc(sizeof(A)) 68 #define PetscFree(a) (*PetscTrFree)(a,__LINE__,__FUNC__,__FILE__,__SDIR__) 69 extern void *(*PetscTrMalloc)(unsigned int,int,char*,char*,char*); 70 extern int (*PetscTrFree)(void *,int,char*,char*,char*); 71 extern int PetscSetMalloc(void *(*)(unsigned int,int,char*,char*,char*), 72 int (*)(void *,int,char*,char*,char*)); 73 extern int PetscClearMalloc(void); 74 75 /* 76 Routines for tracing memory corruption/bleeding with default PETSc 77 memory allocation 78 */ 79 extern int PetscTrDump(FILE *); 80 extern int PetscTrSpace(PLogDouble *, PLogDouble *,PLogDouble *); 81 extern int PetscTrValid(int,const char[],const char[],const char[]); 82 extern int PetscTrDebugLevel(int); 83 extern int PetscTrLog(void); 84 extern int PetscTrLogDump(FILE *); 85 extern int PetscGetResidentSetSize(PLogDouble *); 86 87 /* 88 Constants and functions used for handling different basic data types. 89 These are used, for example, in binary IO routines 90 */ 91 typedef enum {PETSC_INT = 0, PETSC_DOUBLE = 1, PETSC_SHORT = 2, PETSC_FLOAT = 3, 92 PETSC_COMPLEX = 4, PETSC_CHAR = 5, PETSC_LOGICAL = 6} PetscDataType; 93 #if defined(USE_PETSC_COMPLEX) 94 #define PETSC_SCALAR PETSC_COMPLEX 95 #else 96 #define PETSC_SCALAR PETSC_DOUBLE 97 #endif 98 typedef enum {PETSC_INT_SIZE = sizeof(int), PETSC_DOUBLE_SIZE = sizeof(double), 99 PETSC_SCALAR_SIZE = sizeof(Scalar), PETSC_COMPLEX_SIZE = sizeof(double), 100 PETSC_CHAR_SIZE = sizeof(char), PETSC_LOGICAL_SIZE = 1} PetscDataTypeSize; 101 extern int PetscDataTypeToMPIDataType(PetscDataType,MPI_Datatype*); 102 extern int PetscDataTypeGetSize(PetscDataType,int*); 103 extern int PetscDataTypeGetName(PetscDataType,char*[]); 104 105 /* 106 Basic memory and string operations. These are usually simple wrappers 107 around the basic Unix system calls, but a few of them have additional 108 functionality and/or error checking. 109 */ 110 extern int PetscMemcpy(void *,const void *,int); 111 extern int PetscBitMemcpy(void*,int,const void*,int,int,PetscDataType); 112 extern int PetscMemmove(void *,void *,int); 113 extern int PetscMemzero(void *,int); 114 extern int PetscMemcmp(const void*,const void*, int); 115 extern int PetscStrlen(const char[]); 116 extern int PetscStrcmp(const char[],const char[]); 117 extern int PetscStrcasecmp(const char[],const char[]); 118 extern int PetscStrncmp(const char[],const char[],int ); 119 extern int PetscStrcpy(char[],const char[]); 120 extern int PetscStrcat(char[],const char[]); 121 extern int PetscStrncat(char[],const char[],int); 122 extern int PetscStrncpy(char[],const char[],int); 123 extern char* PetscStrchr(const char[],char); 124 extern char* PetscStrrchr(const char[],char); 125 extern char* PetscStrstr(const char[],const char[]); 126 extern char* PetscStrtok(const char[],const char[]); 127 128 #define PetscTypeCompare(a,b) (!PetscStrcmp((char*)(a),(char *)(b))) 129 130 /* 131 Basic PETSc constants 132 */ 133 typedef enum { PETSC_FALSE, PETSC_TRUE } PetscTruth; 134 #define PETSC_NULL 0 135 #define PETSC_DECIDE -1 136 #define PETSC_DETERMINE PETSC_DECIDE 137 #define PETSC_DEFAULT -2 138 139 /* 140 Each PETSc object class has it's own cookie (internal integer in the 141 data structure used for error checking). These are all defined by an offset 142 from the lowest one, PETSC_COOKIE. If you increase these you must 143 increase the field sizes in petsc/src/plog/src/plog.c 144 */ 145 #define PETSC_COOKIE 1211211 146 #define LARGEST_PETSC_COOKIE_PREDEFINED PETSC_COOKIE + 30 147 #define LARGEST_PETSC_COOKIE_ALLOWED PETSC_COOKIE + 50 148 extern int LARGEST_PETSC_COOKIE; 149 150 typedef struct _FList *FList; 151 152 #include "viewer.h" 153 #include "options.h" 154 155 156 extern int PetscGetTime(PLogDouble*); 157 extern int PetscGetCPUTime(PLogDouble*); 158 extern int PetscSleep(int); 159 160 /* 161 Initialization of PETSc or its micro-kernel ALICE 162 */ 163 extern int AliceInitialize(int*,char***,const char[],const char[]); 164 extern int AliceInitializeNoArguments(void); 165 extern int AliceFinalize(void); 166 extern void AliceInitializeFortran(void); 167 168 extern int PetscInitialize(int*,char***,char[],const char[]); 169 extern int PetscInitializeNoArguments(void); 170 extern int PetscFinalize(void); 171 extern void PetscInitializeFortran(void); 172 173 /* 174 Functions that can act on any PETSc object. 175 */ 176 typedef struct _p_PetscObject* PetscObject; 177 extern int PetscObjectDestroy(PetscObject); 178 extern int PetscObjectExists(PetscObject,int*); 179 extern int PetscObjectGetComm(PetscObject,MPI_Comm *comm); 180 extern int PetscObjectGetCookie(PetscObject,int *cookie); 181 extern int PetscObjectGetType(PetscObject,int *type); 182 extern int PetscObjectSetName(PetscObject,const char[]); 183 extern int PetscObjectGetName(PetscObject,char*[]); 184 extern int PetscObjectReference(PetscObject); 185 extern int PetscObjectGetReference(PetscObject,int*); 186 extern int PetscObjectDereference(PetscObject); 187 extern int PetscObjectGetNewTag(PetscObject,int *); 188 extern int PetscObjectRestoreNewTag(PetscObject,int *); 189 extern int PetscObjectView(PetscObject,Viewer); 190 extern int PetscObjectCompose(PetscObject,const char[],PetscObject); 191 extern int PetscObjectQuery(PetscObject,const char[],PetscObject *); 192 extern int PetscObjectComposeFunction_Private(PetscObject,const char[],const char[],void *); 193 #if defined(USE_DYNAMIC_LIBRARIES) 194 #define PetscObjectComposeFunction(a,b,c,d) PetscObjectComposeFunction_Private(a,b,c,0) 195 #else 196 #define PetscObjectComposeFunction(a,b,c,d) PetscObjectComposeFunction_Private(a,b,c,d) 197 #endif 198 extern int PetscObjectQueryFunction(PetscObject,const char[],void **); 199 extern int PetscObjectSetOptionsPrefix(PetscObject,const char[]); 200 extern int PetscObjectAppendOptionsPrefix(PetscObject,const char[]); 201 extern int PetscObjectPrependOptionsPrefix(PetscObject,const char[]); 202 extern int PetscObjectGetOptionsPrefix(PetscObject,char*[]); 203 extern int PetscObjectPublish(PetscObject); 204 205 /* 206 Defines PETSc error handling. 207 */ 208 #include "petscerror.h" 209 210 /* 211 Mechanism for managing lists of objects attached (composed) with 212 a PETSc object. 213 */ 214 typedef struct _OList *OList; 215 extern int OListDestroy(OList *); 216 extern int OListFind(OList,const char[],PetscObject*); 217 extern int OListAdd(OList *,const char[],PetscObject); 218 extern int OListDuplicate(OList,OList *); 219 220 /* 221 Dynamic library lists. Lists of names of routines in dynamic 222 link libraries that will be loaded as needed. 223 */ 224 extern int FListAdd_Private(FList*,const char[],const char[],int (*)(void *)); 225 extern int FListDestroy(FList); 226 extern int FListFind(MPI_Comm,FList,const char[],int (**)(void*)); 227 extern int FListPrintTypes(MPI_Comm,FILE*,const char[],const char[],FList); 228 #if defined(USE_DYNAMIC_LIBRARIES) 229 #define FListAdd(a,b,p,c) FListAdd_Private(a,b,p,0) 230 #else 231 #define FListAdd(a,b,p,c) FListAdd_Private(a,b,p,(int (*)(void *))c) 232 #endif 233 extern int FListDuplicate(FList,FList *); 234 extern int FListView(FList,Viewer); 235 236 typedef struct _DLLibraryList *DLLibraryList; 237 extern DLLibraryList DLLibrariesLoaded; 238 extern int DLLibraryOpen(MPI_Comm,const char[],void **); 239 extern int DLLibrarySym(MPI_Comm,DLLibraryList *,const char[],const char[],void **); 240 extern int DLLibraryAppend(MPI_Comm,DLLibraryList *,const char[]); 241 extern int DLLibraryPrepend(MPI_Comm,DLLibraryList *,const char[]); 242 extern int DLLibraryClose(DLLibraryList); 243 extern int DLLibraryPrintPath(); 244 245 /* 246 Mechanism for translating PETSc object representations between languages 247 Note currently used. 248 */ 249 typedef enum {PETSC_LANGUAGE_C,PETSC_LANGUAGE_CPP} PetscLanguage; 250 #define PETSC_LANGUAGE_F77 PETSC_LANGUAGE_C 251 extern int PetscObjectComposeLanguage(PetscObject,PetscLanguage,void *); 252 extern int PetscObjectQueryLanguage(PetscObject,PetscLanguage,void **); 253 254 /* 255 Defines basic graphics available from PETSc. 256 */ 257 #include "draw.h" 258 259 /* 260 Defines the base data structures for all PETSc objects 261 */ 262 #include "petschead.h" 263 264 /* 265 Defines PETSc profiling. 266 */ 267 #include "petsclog.h" 268 269 #if defined(HAVE_AMS) 270 extern PetscTruth PetscAMSPublishAll; 271 #define PetscPublishAll(v)\ 272 { if (PetscAMSPublishAll) { \ 273 int __ierr;\ 274 __ierr = PetscObjectPublish((PetscObject)v);CHKERRQ(__ierr);\ 275 }} 276 #else 277 #define PetscPublishAll(v) 278 #endif 279 280 extern int PetscSequentialPhaseBegin(MPI_Comm,int); 281 extern int PetscSequentialPhaseEnd(MPI_Comm,int); 282 extern int PetscBarrier(PetscObject); 283 extern int PetscMPIDump(FILE*); 284 285 /* 286 This code allows one to pass a MPI communicator between 287 C and Fortran. MPI 2.0 defines a standard API for doing this. 288 The code here is provided to allow PETSc to work with MPI 1.1 289 standard MPI libraries. 290 */ 291 extern int MPICCommToFortranComm(MPI_Comm,int *); 292 extern int MPIFortranCommToCComm(int,MPI_Comm*); 293 294 /* 295 Simple PETSc parallel IO for ASCII printing 296 */ 297 extern int PetscFixFilename(const char[],char[]); 298 extern FILE *PetscFOpen(MPI_Comm,const char[],const char[]); 299 extern int PetscFClose(MPI_Comm,FILE*); 300 extern int PetscFPrintf(MPI_Comm,FILE*,const char[],...); 301 extern int PetscPrintf(MPI_Comm,const char[],...); 302 extern int (*PetscErrorPrintf)(const char[],...); 303 extern int (*PetscHelpPrintf)(MPI_Comm,const char[],...); 304 305 extern int PetscSynchronizedPrintf(MPI_Comm,const char[],...); 306 extern int PetscSynchronizedFPrintf(MPI_Comm,FILE*,const char[],...); 307 extern int PetscSynchronizedFlush(MPI_Comm); 308 309 310 /* 311 Simple PETSc object that contains a pointer to any required data 312 */ 313 typedef struct _p_PetscObjectContainer* PetscObjectContainer; 314 extern int PetscObjectContainerGetPointer(PetscObjectContainer,void **); 315 extern int PetscObjectContainerSetPointer(PetscObjectContainer,void *); 316 extern int PetscObjectContainerDestroy(PetscObjectContainer); 317 extern int PetscObjectContainerCreate(MPI_Comm comm,PetscObjectContainer *); 318 319 /* 320 For incremental debugging 321 */ 322 extern int PetscCompare; 323 extern int PetscCompareDouble(double); 324 extern int PetscCompareScalar(Scalar); 325 extern int PetscCompareInt(int); 326 327 /* 328 For use in debuggers 329 */ 330 extern int PetscGlobalRank,PetscGlobalSize; 331 extern int PetscIntView(int,int[],Viewer); 332 extern int PetscDoubleView(int,double[],Viewer); 333 extern int PetscScalarView(int,Scalar[],Viewer); 334 335 /* 336 C code optimization is often enhanced by telling the compiler 337 that certain pointer arguments to functions are not aliased to 338 to other arguments. This is not yet ANSI C standard so we define 339 the macro "restrict" to indicate that the variable is not aliased 340 to any other argument. 341 */ 342 #if defined(HAVE_RESTRICT) && !defined(__cplusplus) 343 #define restrict _Restrict 344 #else 345 #define restrict 346 #endif 347 348 /* 349 Determine if some of the kernel computation routines use 350 Fortran (rather than C) for the numerical calculations. On some machines 351 and compilers (like complex numbers) the Fortran version of the routines 352 is faster than the C/C++ versions. 353 */ 354 #if defined(USE_FORTRAN_KERNELS) 355 356 #if !defined(USE_FORTRAN_KERNEL_MULTAIJ) 357 #define USE_FORTRAN_KERNEL_MULTAIJ 358 #endif 359 360 #if !defined(USE_FORTRAN_KERNEL_NORMSQR) 361 #define USE_FORTRAN_KERNEL_NORMSQR 362 #endif 363 364 #if !defined(USE_FORTRAN_KERNEL_MAXPY) 365 #define USE_FORTRAN_KERNEL_MAXPY 366 #endif 367 368 #if !defined(USE_FORTRAN_KERNEL_SOLVEAIJ) 369 #define USE_FORTRAN_KERNEL_SOLVEAIJ 370 #endif 371 372 #if !defined(USE_FORTRAN_KERNEL_SOLVEBAIJ) 373 #define USE_FORTRAN_KERNEL_SOLVEBAIJ 374 #endif 375 376 #if !defined(USE_FORTRAN_KERNEL_MULTADDAIJ) 377 #define USE_FORTRAN_KERNEL_MULTADDAIJ 378 #endif 379 380 #if !defined(USE_FORTRAN_KERNEL_MDOT) 381 #define USE_FORTRAN_KERNEL_MDOT 382 #endif 383 384 #endif 385 386 /* 387 Macros for indicating code that should be compiled with a C interface, 388 rather than a C++ interface. Any routines that are dynamically loaded 389 (such as the PCCreate_XXX() routines) must be wrapped so that the name 390 mangler does not change the functions symbol name 391 */ 392 #if defined(__cplusplus) 393 #define EXTERN_C_BEGIN extern "C" { 394 #define EXTERN_C_END } 395 #else 396 #define EXTERN_C_BEGIN 397 #define EXTERN_C_END 398 #endif 399 400 #endif 401