1 /* 2 Contains all error handling interfaces for PETSc. 3 */ 4 #if !defined(__PETSCERROR_H) 5 #define __PETSCERROR_H 6 7 #if defined(PETSC_HAVE_STRING_H) 8 #include <string.h> /* for strcmp */ 9 #endif 10 11 12 /* 13 Defines the directory where the compiled source is located; used 14 in printing error messages. Each makefile has an entry 15 LOCDIR = thedirectory 16 and bmake/common_variables includes in CCPPFLAGS -D__SDIR__=${LOCDIR} 17 which is a flag passed to the C/C++ compilers. This declaration below 18 is only needed if some code is compiled without the -D__SDIR__ 19 */ 20 #if !defined(__INSDIR__) 21 #define __INSDIR__ "unknowndirectory/" 22 #endif 23 24 /* 25 Defines the function where the compiled source is located; used 26 in printing error messages. This is defined here in case the user 27 does not declare it. 28 */ 29 #if !defined(__FUNCT__) 30 #define __FUNCT__ "User provided function" 31 #endif 32 33 /* 34 These are the generic error codes. These error codes are used 35 many different places in the PETSc source code. The string versions are 36 at src/sys/error/err.c any changes here must also be made there 37 These are also define in include/finclude/petscerror.h any CHANGES here 38 must be also made there. 39 40 */ 41 #define PETSC_ERR_MIN_VALUE 54 /* should always be one less then the smallest value */ 42 43 #define PETSC_ERR_MEM 55 /* unable to allocate requested memory */ 44 #define PETSC_ERR_SUP 56 /* no support for requested operation */ 45 #define PETSC_ERR_SUP_SYS 57 /* no support for requested operation on this computer system */ 46 #define PETSC_ERR_ORDER 58 /* operation done in wrong order */ 47 #define PETSC_ERR_SIG 59 /* signal received */ 48 #define PETSC_ERR_FP 72 /* floating point exception */ 49 #define PETSC_ERR_COR 74 /* corrupted PETSc object */ 50 #define PETSC_ERR_LIB 76 /* error in library called by PETSc */ 51 #define PETSC_ERR_PLIB 77 /* PETSc library generated inconsistent data */ 52 #define PETSC_ERR_MEMC 78 /* memory corruption */ 53 #define PETSC_ERR_CONV_FAILED 82 /* iterative method (KSP or SNES) failed */ 54 #define PETSC_ERR_USER 83 /* user has not provided needed function */ 55 #define PETSC_ERR_SYS 88 /* error in system call */ 56 #define PETSC_ERR_POINTER 70 /* pointer does not point to valid address */ 57 58 #define PETSC_ERR_ARG_SIZ 60 /* nonconforming object sizes used in operation */ 59 #define PETSC_ERR_ARG_IDN 61 /* two arguments not allowed to be the same */ 60 #define PETSC_ERR_ARG_WRONG 62 /* wrong argument (but object probably ok) */ 61 #define PETSC_ERR_ARG_CORRUPT 64 /* null or corrupted PETSc object as argument */ 62 #define PETSC_ERR_ARG_OUTOFRANGE 63 /* input argument, out of range */ 63 #define PETSC_ERR_ARG_BADPTR 68 /* invalid pointer argument */ 64 #define PETSC_ERR_ARG_NOTSAMETYPE 69 /* two args must be same object type */ 65 #define PETSC_ERR_ARG_NOTSAMECOMM 80 /* two args must be same communicators */ 66 #define PETSC_ERR_ARG_WRONGSTATE 73 /* object in argument is in wrong state, e.g. unassembled mat */ 67 #define PETSC_ERR_ARG_TYPENOTSET 89 /* the type of the object has not yet been set */ 68 #define PETSC_ERR_ARG_INCOMP 75 /* two arguments are incompatible */ 69 #define PETSC_ERR_ARG_NULL 85 /* argument is null that should not be */ 70 #define PETSC_ERR_ARG_UNKNOWN_TYPE 86 /* type name doesn't match any registered type */ 71 72 #define PETSC_ERR_FILE_OPEN 65 /* unable to open file */ 73 #define PETSC_ERR_FILE_READ 66 /* unable to read from file */ 74 #define PETSC_ERR_FILE_WRITE 67 /* unable to write to file */ 75 #define PETSC_ERR_FILE_UNEXPECTED 79 /* unexpected data in file */ 76 77 #define PETSC_ERR_MAT_LU_ZRPVT 71 /* detected a zero pivot during LU factorization */ 78 #define PETSC_ERR_MAT_CH_ZRPVT 81 /* detected a zero pivot during Cholesky factorization */ 79 80 #define PETSC_ERR_INT_OVERFLOW 84 /* should always be one less then the smallest value */ 81 82 #define PETSC_ERR_FLOP_COUNT 90 83 #define PETSC_ERR_NOT_CONVERGED 91 /* solver did not converge */ 84 #define PETSC_ERR_MAX_VALUE 92 /* this is always the one more than the largest error code */ 85 86 #define PetscStringizeArg(a) #a 87 #define PetscStringize(a) PetscStringizeArg(a) 88 #define __SDIR__ PetscStringize(__INSDIR__) 89 90 #if defined(PETSC_USE_ERRORCHECKING) 91 92 /*MC 93 SETERRQ - Macro that is called when an error has been detected, 94 95 Synopsis: 96 PetscErrorCode SETERRQ(MPI_Comm comm,PetscErrorCode errorcode,char *message) 97 98 Not Collective 99 100 Input Parameters: 101 + errorcode - nonzero error code, see the list of standard error codes in include/petscerror.h 102 - message - error message 103 104 Level: beginner 105 106 Notes: 107 Once the error handler is called the calling function is then returned from with the given error code. 108 109 See SETERRQ1(), SETERRQ2(), SETERRQ3() for versions that take arguments 110 111 In Fortran MPI_Abort() is always called 112 113 Experienced users can set the error handler with PetscPushErrorHandler(). 114 115 Concepts: error^setting condition 116 117 .seealso: PetscTraceBackErrorHandler(), PetscPushErrorHandler(), PetscError(), CHKERRQ(), CHKMEMQ, SETERRQ1(), SETERRQ2(), SETERRQ3() 118 M*/ 119 #define SETERRQ(comm,n,s) return PetscError(comm,__LINE__,PETSC_FUNCTION_NAME,__FILE__,__SDIR__,n,PETSC_ERROR_INITIAL,s) 120 121 /*MC 122 SETERRQ1 - Macro that is called when an error has been detected, 123 124 Synopsis: 125 PetscErrorCode SETERRQ1(MPI_Comm comm,PetscErrorCode errorcode,char *formatmessage,arg) 126 127 Not Collective 128 129 Input Parameters: 130 + errorcode - nonzero error code, see the list of standard error codes in include/petscerror.h 131 . message - error message in the printf format 132 - arg - argument (for example an integer, string or double) 133 134 Level: beginner 135 136 Notes: 137 Once the error handler is called the calling function is then returned from with the given error code. 138 139 Experienced users can set the error handler with PetscPushErrorHandler(). 140 141 Concepts: error^setting condition 142 143 .seealso: PetscTraceBackErrorHandler(), PetscPushErrorHandler(), PetscError(), CHKERRQ(), CHKMEMQ, SETERRQ(), SETERRQ2(), SETERRQ3() 144 M*/ 145 #define SETERRQ1(comm,n,s,a1) return PetscError(comm,__LINE__,PETSC_FUNCTION_NAME,__FILE__,__SDIR__,n,PETSC_ERROR_INITIAL,s,a1) 146 147 /*MC 148 SETERRQ2 - Macro that is called when an error has been detected, 149 150 Synopsis: 151 PetscErrorCode SETERRQ2(PetscErrorCode errorcode,char *formatmessage,arg1,arg2) 152 153 Not Collective 154 155 Input Parameters: 156 + errorcode - nonzero error code, see the list of standard error codes in include/petscerror.h 157 . message - error message in the printf format 158 . arg1 - argument (for example an integer, string or double) 159 - arg2 - argument (for example an integer, string or double) 160 161 Level: beginner 162 163 Notes: 164 Once the error handler is called the calling function is then returned from with the given error code. 165 166 Experienced users can set the error handler with PetscPushErrorHandler(). 167 168 Concepts: error^setting condition 169 170 .seealso: PetscTraceBackErrorHandler(), PetscPushErrorHandler(), PetscError(), CHKERRQ(), CHKMEMQ, SETERRQ1(), SETERRQ3() 171 M*/ 172 #define SETERRQ2(comm,n,s,a1,a2) return PetscError(comm,__LINE__,PETSC_FUNCTION_NAME,__FILE__,__SDIR__,n,PETSC_ERROR_INITIAL,s,a1,a2) 173 174 /*MC 175 SETERRQ3 - Macro that is called when an error has been detected, 176 177 Synopsis: 178 PetscErrorCode SETERRQ3(PetscErrorCode errorcode,char *formatmessage,arg1,arg2,arg3) 179 180 Not Collective 181 182 Input Parameters: 183 + errorcode - nonzero error code, see the list of standard error codes in include/petscerror.h 184 . message - error message in the printf format 185 . arg1 - argument (for example an integer, string or double) 186 . arg2 - argument (for example an integer, string or double) 187 - arg3 - argument (for example an integer, string or double) 188 189 Level: beginner 190 191 Notes: 192 Once the error handler is called the calling function is then returned from with the given error code. 193 194 There are also versions for 4, 5, 6 and 7 arguments. 195 196 Experienced users can set the error handler with PetscPushErrorHandler(). 197 198 Concepts: error^setting condition 199 200 .seealso: PetscTraceBackErrorHandler(), PetscPushErrorHandler(), PetscError(), CHKERRQ(), CHKMEMQ, SETERRQ1(), SETERRQ2() 201 M*/ 202 #define SETERRQ3(comm,n,s,a1,a2,a3) return PetscError(comm,__LINE__,PETSC_FUNCTION_NAME,__FILE__,__SDIR__,n,PETSC_ERROR_INITIAL,s,a1,a2,a3) 203 204 #define SETERRQ4(comm,n,s,a1,a2,a3,a4) return PetscError(comm,__LINE__,PETSC_FUNCTION_NAME,__FILE__,__SDIR__,n,PETSC_ERROR_INITIAL,s,a1,a2,a3,a4) 205 #define SETERRQ5(comm,n,s,a1,a2,a3,a4,a5) return PetscError(comm,__LINE__,PETSC_FUNCTION_NAME,__FILE__,__SDIR__,n,PETSC_ERROR_INITIAL,s,a1,a2,a3,a4,a5) 206 #define SETERRQ6(comm,n,s,a1,a2,a3,a4,a5,a6) return PetscError(comm,__LINE__,PETSC_FUNCTION_NAME,__FILE__,__SDIR__,n,PETSC_ERROR_INITIAL,s,a1,a2,a3,a4,a5,a6) 207 #define SETERRQ7(comm,n,s,a1,a2,a3,a4,a5,a6,a7) return PetscError(comm,__LINE__,PETSC_FUNCTION_NAME,__FILE__,__SDIR__,n,PETSC_ERROR_INITIAL,s,a1,a2,a3,a4,a5,a6,a7) 208 #define SETERRQ8(comm,n,s,a1,a2,a3,a4,a5,a6,a7,a8) return PetscError(comm,__LINE__,PETSC_FUNCTION_NAME,__FILE__,__SDIR__,n,PETSC_ERROR_INITIAL,s,a1,a2,a3,a4,a5,a6,a7,a8) 209 #define SETERRABORT(comm,n,s) do {PetscError(comm,__LINE__,PETSC_FUNCTION_NAME,__FILE__,__SDIR__,n,PETSC_ERROR_INITIAL,s);MPI_Abort(comm,n);} while (0) 210 211 /*MC 212 CHKERRQ - Checks error code, if non-zero it calls the error handler and then returns 213 214 Synopsis: 215 PetscErrorCode CHKERRQ(PetscErrorCode errorcode) 216 217 Not Collective 218 219 Input Parameters: 220 . errorcode - nonzero error code, see the list of standard error codes in include/petscerror.h 221 222 Level: beginner 223 224 Notes: 225 Once the error handler is called the calling function is then returned from with the given error code. 226 227 Experienced users can set the error handler with PetscPushErrorHandler(). 228 229 CHKERRQ(n) is fundamentally a macro replacement for 230 if (n) return(PetscError(...,n,...)); 231 232 Although typical usage resembles "void CHKERRQ(PetscErrorCode)" as described above, for certain uses it is 233 highly inappropriate to use it in this manner as it invokes return(PetscErrorCode). In particular, 234 it cannot be used in functions which return(void) or any other datatype. In these types of functions, 235 you can use CHKERRV() which returns without an error code (bad idea since the error is ignored or 236 if (n) {PetscError(....); return(YourReturnType);} 237 where you may pass back a PETSC_NULL to indicate an error. You can also call CHKERRABORT(comm,n) to have 238 MPI_Abort() returned immediately. 239 240 In Fortran MPI_Abort() is always called 241 242 Concepts: error^setting condition 243 244 .seealso: PetscTraceBackErrorHandler(), PetscPushErrorHandler(), PetscError(), SETERRQ(), CHKMEMQ, SETERRQ1(), SETERRQ2(), SETERRQ2() 245 M*/ 246 #define CHKERRQ(n) do {if (PetscUnlikely(n)) return PetscError(PETSC_COMM_SELF,__LINE__,PETSC_FUNCTION_NAME,__FILE__,__SDIR__,n,PETSC_ERROR_REPEAT," ");} while (0) 247 248 #define CHKERRV(n) do {if (PetscUnlikely(n)) {n = PetscError(PETSC_COMM_SELF,__LINE__,PETSC_FUNCTION_NAME,__FILE__,__SDIR__,n,PETSC_ERROR_REPEAT," ");return;}} while(0) 249 #define CHKERRABORT(comm,n) do {if (PetscUnlikely(n)) {PetscError(PETSC_COMM_SELF,__LINE__,PETSC_FUNCTION_NAME,__FILE__,__SDIR__,n,PETSC_ERROR_REPEAT," ");MPI_Abort(comm,n);}} while (0) 250 #define CHKERRCONTINUE(n) do {if (PetscUnlikely(n)) {PetscError(PETSC_COMM_SELF,__LINE__,PETSC_FUNCTION_NAME,__FILE__,__SDIR__,n,PETSC_ERROR_REPEAT," ");}} while (0) 251 252 #ifdef PETSC_CLANGUAGE_CXX 253 254 /*MC 255 CHKERRXX - Checks error code, if non-zero it calls the C++ error handler which throws an exception 256 257 Synopsis: 258 void CHKERRXX(PetscErrorCode errorcode) 259 260 Not Collective 261 262 Input Parameters: 263 . errorcode - nonzero error code, see the list of standard error codes in include/petscerror.h 264 265 Level: beginner 266 267 Notes: 268 Once the error handler throws a ??? exception. 269 270 You can use CHKERRV() which returns without an error code (bad idea since the error is ignored) 271 or CHKERRABORT(comm,n) to have MPI_Abort() returned immediately. 272 273 Concepts: error^setting condition 274 275 .seealso: PetscTraceBackErrorHandler(), PetscPushErrorHandler(), PetscError(), SETERRQ(), CHKERRQ(), CHKMEMQ 276 M*/ 277 #define CHKERRXX(n) do {if (PetscUnlikely(n)) {PetscError(PETSC_COMM_SELF,__LINE__,PETSC_FUNCTION_NAME,__FILE__,__SDIR__,n,PETSC_ERROR_IN_CXX,0);}} while(0) 278 279 #endif 280 281 /*MC 282 CHKMEMQ - Checks the memory for corruption, calls error handler if any is detected 283 284 Synopsis: 285 CHKMEMQ; 286 287 Not Collective 288 289 Level: beginner 290 291 Notes: 292 Must run with the option -malloc_debug to enable this option 293 294 Once the error handler is called the calling function is then returned from with the given error code. 295 296 By defaults prints location where memory that is corrupted was allocated. 297 298 Use CHKMEMA for functions that return void 299 300 Concepts: memory corruption 301 302 .seealso: PetscTraceBackErrorHandler(), PetscPushErrorHandler(), PetscError(), SETERRQ(), CHKMEMQ, SETERRQ1(), SETERRQ2(), SETERRQ3(), 303 PetscMallocValidate() 304 M*/ 305 #define CHKMEMQ do {PetscErrorCode _7_ierr = PetscMallocValidate(__LINE__,PETSC_FUNCTION_NAME,__FILE__,__SDIR__);CHKERRQ(_7_ierr);} while(0) 306 307 #define CHKMEMA PetscMallocValidate(__LINE__,PETSC_FUNCTION_NAME,__FILE__,__SDIR__) 308 309 #else /* PETSC_USE_ERRORCHECKING */ 310 311 /* 312 These are defined to be empty for when error checking is turned off, with ./configure --with-errorchecking=0 313 */ 314 315 #define SETERRQ(c,n,s) 316 #define SETERRQ1(c,n,s,a1) 317 #define SETERRQ2(c,n,s,a1,a2) 318 #define SETERRQ3(c,n,s,a1,a2,a3) 319 #define SETERRQ4(c,n,s,a1,a2,a3,a4) 320 #define SETERRQ5(c,n,s,a1,a2,a3,a4,a5) 321 #define SETERRQ6(c,n,s,a1,a2,a3,a4,a5,a6) 322 #define SETERRQ7(c,n,s,a1,a2,a3,a4,a5,a6,a7) 323 #define SETERRQ8(c,n,s,a1,a2,a3,a4,a5,a6,a7,a8) 324 #define SETERRABORT(comm,n,s) 325 326 #define CHKERRQ(n) ; 327 #define CHKERRABORT(comm,n) ; 328 #define CHKERRCONTINUE(n) ; 329 #define CHKMEMQ ; 330 331 #ifdef PETSC_CLANGUAGE_CXX 332 #define CHKERRXX(n) ; 333 #endif 334 335 #endif /* PETSC_USE_ERRORCHECKING */ 336 337 /*E 338 PetscErrorType - passed to the PETSc error handling routines indicating if this is the first or a later call to the error handlers 339 340 Level: advanced 341 342 PETSC_ERROR_IN_CXX indicates the error was detected in C++ and an exception should be generated 343 344 Developer Notes: This is currently used to decide when to print the detailed information about the run in PetscTraceBackErrorHandling() 345 346 .seealso: PetscError(), SETERRXX() 347 E*/ 348 typedef enum {PETSC_ERROR_INITIAL=0,PETSC_ERROR_REPEAT=1,PETSC_ERROR_IN_CXX = 2} PetscErrorType; 349 350 PETSC_EXTERN PetscErrorCode PetscErrorPrintfInitialize(void); 351 PETSC_EXTERN PetscErrorCode PetscErrorMessage(int,const char*[],char **); 352 PETSC_EXTERN PetscErrorCode PetscTraceBackErrorHandler(MPI_Comm,int,const char*,const char*,const char*,PetscErrorCode,PetscErrorType,const char*,void*); 353 PETSC_EXTERN PetscErrorCode PetscIgnoreErrorHandler(MPI_Comm,int,const char*,const char*,const char*,PetscErrorCode,PetscErrorType,const char*,void*); 354 PETSC_EXTERN PetscErrorCode PetscEmacsClientErrorHandler(MPI_Comm,int,const char*,const char*,const char*,PetscErrorCode,PetscErrorType,const char*,void*); 355 PETSC_EXTERN PetscErrorCode PetscMPIAbortErrorHandler(MPI_Comm,int,const char*,const char*,const char*,PetscErrorCode,PetscErrorType,const char*,void*); 356 PETSC_EXTERN PetscErrorCode PetscAbortErrorHandler(MPI_Comm,int,const char*,const char*,const char*,PetscErrorCode,PetscErrorType,const char*,void*); 357 PETSC_EXTERN PetscErrorCode PetscAttachDebuggerErrorHandler(MPI_Comm,int,const char*,const char*,const char*,PetscErrorCode,PetscErrorType,const char*,void*); 358 PETSC_EXTERN PetscErrorCode PetscReturnErrorHandler(MPI_Comm,int,const char*,const char*,const char*,PetscErrorCode,PetscErrorType,const char*,void*); 359 PETSC_EXTERN PetscErrorCode PetscError(MPI_Comm,int,const char*,const char*,const char*,PetscErrorCode,PetscErrorType,const char*,...); 360 PETSC_EXTERN PetscErrorCode PetscPushErrorHandler(PetscErrorCode (*handler)(MPI_Comm,int,const char*,const char*,const char*,PetscErrorCode,PetscErrorType,const char*,void*),void*); 361 PETSC_EXTERN PetscErrorCode PetscPopErrorHandler(void); 362 PETSC_EXTERN PetscErrorCode PetscDefaultSignalHandler(int,void*); 363 PETSC_EXTERN PetscErrorCode PetscPushSignalHandler(PetscErrorCode (*)(int,void *),void*); 364 PETSC_EXTERN PetscErrorCode PetscPopSignalHandler(void); 365 366 typedef enum {PETSC_FP_TRAP_OFF=0,PETSC_FP_TRAP_ON=1} PetscFPTrap; 367 PETSC_EXTERN PetscErrorCode PetscSetFPTrap(PetscFPTrap); 368 PETSC_EXTERN PetscErrorCode PetscFPTrapPush(PetscFPTrap); 369 PETSC_EXTERN PetscErrorCode PetscFPTrapPop(void); 370 371 /* Linux functions CPU_SET and others don't work if sched.h is not included before 372 including pthread.h. Also, these functions are active only if either _GNU_SOURCE 373 or __USE_GNU is not set (see /usr/include/sched.h and /usr/include/features.h), hence 374 set these first. 375 */ 376 #if defined(PETSC_HAVE_PTHREADCLASSES) 377 #if defined(PETSC_HAVE_SCHED_H) 378 #ifndef _GNU_SOURCE 379 #define _GNU_SOURCE 380 #endif 381 #include <sched.h> 382 #endif 383 #include <pthread.h> 384 #endif 385 386 #if defined(PETSC_HAVE_PTHREADCLASSES) && !defined(PETSC_PTHREAD_LOCAL) 387 /* Get the value associated with key */ 388 PETSC_STATIC_INLINE void* PetscThreadLocalGetValue(pthread_key_t key) 389 { 390 return pthread_getspecific(key); 391 } 392 393 /* Set the value for key */ 394 PETSC_STATIC_INLINE void PetscThreadLocalSetValue(pthread_key_t key,void* value) 395 { 396 pthread_setspecific(key,(void*)value); 397 } 398 399 /* Create pthread thread local key */ 400 PETSC_STATIC_INLINE void PetscThreadLocalRegister(pthread_key_t *key) 401 { 402 pthread_key_create(key,NULL); 403 } 404 405 /* Delete pthread thread local key */ 406 PETSC_STATIC_INLINE void PetscThreadLocalDestroy(pthread_key_t key) 407 { 408 pthread_key_delete(key); 409 } 410 #else 411 PETSC_STATIC_INLINE void* PetscThreadLocalGetValue(void* name) 412 { 413 return name; 414 } 415 416 #define PetscThreadLocalSetValue(name,value) (name = value) 417 418 PETSC_STATIC_INLINE void PetscThreadLocalRegister(PETSC_UNUSED void *name) 419 { 420 } 421 422 PETSC_STATIC_INLINE void PetscThreadLocalDestroy(PETSC_UNUSED void *name) 423 { 424 } 425 #endif 426 427 /* 428 Allows the code to build a stack frame as it runs 429 */ 430 #if defined(PETSC_USE_DEBUG) 431 432 #define PETSCSTACKSIZE 64 433 434 typedef struct { 435 const char *function[PETSCSTACKSIZE]; 436 const char *file[PETSCSTACKSIZE]; 437 const char *directory[PETSCSTACKSIZE]; 438 int line[PETSCSTACKSIZE]; 439 int currentsize; 440 } PetscStack; 441 442 #if defined(PETSC_HAVE_PTHREADCLASSES) 443 #if defined(PETSC_PTHREAD_LOCAL) 444 PETSC_EXTERN PETSC_PTHREAD_LOCAL PetscStack *petscstack; 445 #else 446 PETSC_EXTERN pthread_key_t petscstack; 447 #endif 448 #elif defined(PETSC_HAVE_OPENMP) 449 PETSC_EXTERN PetscStack *petscstack; 450 #pragma omp threadprivate(petscstack) 451 #else 452 PETSC_EXTERN PetscStack *petscstack; 453 #endif 454 455 PETSC_EXTERN PetscErrorCode PetscStackCopy(PetscStack*,PetscStack*); 456 PETSC_EXTERN PetscErrorCode PetscStackPrint(PetscStack*,FILE* fp); 457 458 #define PetscStackActive (((PetscStack*)PetscThreadLocalGetValue(petscstack)) != 0) 459 460 /*MC 461 PetscFunctionBegin - First executable line of each PETSc function 462 used for error handling. 463 464 Synopsis: 465 void PetscFunctionBegin; 466 467 Not Collective 468 469 Usage: 470 .vb 471 int something; 472 473 PetscFunctionBegin; 474 .ve 475 476 Notes: 477 Not available in Fortran 478 479 Level: developer 480 481 .seealso: PetscFunctionReturn() 482 483 .keywords: traceback, error handling 484 M*/ 485 #define PetscFunctionBegin \ 486 do { \ 487 PetscStack* petscstackp; \ 488 petscstackp = (PetscStack*)PetscThreadLocalGetValue(petscstack); \ 489 if (petscstackp && (petscstackp->currentsize < PETSCSTACKSIZE)) { \ 490 petscstackp->function[petscstackp->currentsize] = PETSC_FUNCTION_NAME; \ 491 petscstackp->file[petscstackp->currentsize] = __FILE__; \ 492 petscstackp->directory[petscstackp->currentsize] = __SDIR__; \ 493 petscstackp->line[petscstackp->currentsize] = __LINE__; \ 494 petscstackp->currentsize++; \ 495 } \ 496 PetscCheck__FUNCT__(); \ 497 } while (0) 498 499 #define PetscCheck__FUNCT__() do { \ 500 if (strcmp(PETSC_FUNCTION_NAME,__FUNCT__) && strcmp(__FUNCT__,"User provided function")) { \ 501 (*PetscErrorPrintf)("%s%s:%d: __FUNCT__=\"%s\" does not agree with %s=\"%s\"\n",__SDIR__,__FILE__,__LINE__,__FUNCT__,PetscStringize(PETSC_FUNCTION_NAME),PETSC_FUNCTION_NAME); \ 502 } \ 503 } while (0) 504 505 #define PetscStackPush(n) \ 506 do { \ 507 PetscStack * petscstackp; \ 508 petscstackp = (PetscStack*)PetscThreadLocalGetValue(petscstack); \ 509 if (petscstackp && (petscstackp->currentsize < PETSCSTACKSIZE)) { \ 510 petscstackp->function[petscstackp->currentsize] = n; \ 511 petscstackp->file[petscstackp->currentsize] = "unknown"; \ 512 petscstackp->directory[petscstackp->currentsize] = "unknown"; \ 513 petscstackp->line[petscstackp->currentsize] = 0; \ 514 petscstackp->currentsize++; \ 515 } CHKMEMQ;} while (0) 516 517 #define PetscStackPop \ 518 do {PetscStack* petscstackp;CHKMEMQ; \ 519 petscstackp = (PetscStack*)PetscThreadLocalGetValue(petscstack); \ 520 if (petscstackp && petscstackp->currentsize > 0) { \ 521 petscstackp->currentsize--; \ 522 petscstackp->function[petscstackp->currentsize] = 0; \ 523 petscstackp->file[petscstackp->currentsize] = 0; \ 524 petscstackp->directory[petscstackp->currentsize] = 0; \ 525 petscstackp->line[petscstackp->currentsize] = 0; \ 526 }} while (0) 527 528 /*MC 529 PetscFunctionReturn - Last executable line of each PETSc function 530 used for error handling. Replaces return() 531 532 Synopsis: 533 void PetscFunctionReturn(0); 534 535 Not Collective 536 537 Usage: 538 .vb 539 .... 540 PetscFunctionReturn(0); 541 } 542 .ve 543 544 Notes: 545 Not available in Fortran 546 547 Level: developer 548 549 .seealso: PetscFunctionBegin() 550 551 .keywords: traceback, error handling 552 M*/ 553 #define PetscFunctionReturn(a) \ 554 do { \ 555 PetscStack* petscstackp; \ 556 petscstackp = (PetscStack*)PetscThreadLocalGetValue(petscstack); \ 557 if (petscstackp && petscstackp->currentsize > 0) { \ 558 petscstackp->currentsize--; \ 559 petscstackp->function[petscstackp->currentsize] = 0; \ 560 petscstackp->file[petscstackp->currentsize] = 0; \ 561 petscstackp->directory[petscstackp->currentsize] = 0; \ 562 petscstackp->line[petscstackp->currentsize] = 0; \ 563 } \ 564 return(a);} while (0) 565 566 #define PetscFunctionReturnVoid() \ 567 do { \ 568 PetscStack* petscstackp; \ 569 petscstackp = (PetscStack*)PetscThreadLocalGetValue(petscstack); \ 570 if (petscstackp && petscstackp->currentsize > 0) { \ 571 petscstackp->currentsize--; \ 572 petscstackp->function[petscstackp->currentsize] = 0; \ 573 petscstackp->file[petscstackp->currentsize] = 0; \ 574 petscstackp->directory[petscstackp->currentsize] = 0; \ 575 petscstackp->line[petscstackp->currentsize] = 0; \ 576 } \ 577 return;} while (0) 578 #else 579 580 #define PetscFunctionBegin 581 #define PetscFunctionReturn(a) return(a) 582 #define PetscFunctionReturnVoid() return 583 #define PetscStackPop CHKMEMQ 584 #define PetscStackPush(f) CHKMEMQ 585 #define PetscStackActive 0 586 587 #endif 588 589 /* 590 PetscStackCall - Calls an external library routine or user function after pushing the name of the routine on the stack. 591 592 Input Parameters: 593 + name - string that gives the name of the function being called 594 - routine - actual call to the routine 595 596 Developer Note: this is so that when a user or external library routine results in a crash or corrupts memory, they get blamed instead of PETSc. 597 598 */ 599 #define PetscStackCall(name,routine) PetscStackPush(name);routine;PetscStackPop; 600 601 PETSC_EXTERN PetscErrorCode PetscStackCreate(void); 602 PETSC_EXTERN PetscErrorCode PetscStackView(PetscViewer); 603 PETSC_EXTERN PetscErrorCode PetscStackDestroy(void); 604 PETSC_EXTERN PetscErrorCode PetscStackPublish(void); 605 PETSC_EXTERN PetscErrorCode PetscStackDepublish(void); 606 607 #endif 608