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 PETSC_EXTERN_CXX_BEGIN 12 13 /* 14 Defines the directory where the compiled source is located; used 15 in printing error messages. Each makefile has an entry 16 LOCDIR = thedirectory 17 and bmake/common_variables includes in CCPPFLAGS -D__SDIR__=${LOCDIR} 18 which is a flag passed to the C/C++ compilers. This declaration below 19 is only needed if some code is compiled without the -D__SDIR__ 20 */ 21 #if !defined(__INSDIR__) 22 #define __INSDIR__ "unknowndirectory/" 23 #endif 24 25 /* 26 Defines the function where the compiled source is located; used 27 in printing error messages. This is defined here in case the user 28 does not declare it. 29 */ 30 #if !defined(__FUNCT__) 31 #define __FUNCT__ "User provided function" 32 #endif 33 34 /* 35 These are the generic error codes. These error codes are used 36 many different places in the PETSc source code. The string versions are 37 at src/sys/error/err.c any changes here must also be made there 38 These are also define in include/finclude/petscerror.h any CHANGES here 39 must be also made there. 40 41 */ 42 #define PETSC_ERR_MIN_VALUE 54 /* should always be one less then the smallest value */ 43 44 #define PETSC_ERR_MEM 55 /* unable to allocate requested memory */ 45 #define PETSC_ERR_SUP 56 /* no support for requested operation */ 46 #define PETSC_ERR_SUP_SYS 57 /* no support for requested operation on this computer system */ 47 #define PETSC_ERR_ORDER 58 /* operation done in wrong order */ 48 #define PETSC_ERR_SIG 59 /* signal received */ 49 #define PETSC_ERR_FP 72 /* floating point exception */ 50 #define PETSC_ERR_COR 74 /* corrupted PETSc object */ 51 #define PETSC_ERR_LIB 76 /* error in library called by PETSc */ 52 #define PETSC_ERR_PLIB 77 /* PETSc library generated inconsistent data */ 53 #define PETSC_ERR_MEMC 78 /* memory corruption */ 54 #define PETSC_ERR_CONV_FAILED 82 /* iterative method (KSP or SNES) failed */ 55 #define PETSC_ERR_USER 83 /* user has not provided needed function */ 56 #define PETSC_ERR_SYS 88 /* error in system call */ 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 SETERRABORT(comm,n,s) do {PetscError(comm,__LINE__,PETSC_FUNCTION_NAME,__FILE__,__SDIR__,n,PETSC_ERROR_INITIAL,s);MPI_Abort(comm,n);} while (0) 209 210 /*MC 211 CHKERRQ - Checks error code, if non-zero it calls the error handler and then returns 212 213 Synopsis: 214 PetscErrorCode CHKERRQ(PetscErrorCode errorcode) 215 216 Not Collective 217 218 Input Parameters: 219 . errorcode - nonzero error code, see the list of standard error codes in include/petscerror.h 220 221 Level: beginner 222 223 Notes: 224 Once the error handler is called the calling function is then returned from with the given error code. 225 226 Experienced users can set the error handler with PetscPushErrorHandler(). 227 228 CHKERRQ(n) is fundamentally a macro replacement for 229 if (n) return(PetscError(...,n,...)); 230 231 Although typical usage resembles "void CHKERRQ(PetscErrorCode)" as described above, for certain uses it is 232 highly inappropriate to use it in this manner as it invokes return(PetscErrorCode). In particular, 233 it cannot be used in functions which return(void) or any other datatype. In these types of functions, 234 you can use CHKERRV() which returns without an error code (bad idea since the error is ignored or 235 if (n) {PetscError(....); return(YourReturnType);} 236 where you may pass back a PETSC_NULL to indicate an error. You can also call CHKERRABORT(comm,n) to have 237 MPI_Abort() returned immediately. 238 239 In Fortran MPI_Abort() is always called 240 241 Concepts: error^setting condition 242 243 .seealso: PetscTraceBackErrorHandler(), PetscPushErrorHandler(), PetscError(), SETERRQ(), CHKMEMQ, SETERRQ1(), SETERRQ2(), SETERRQ2() 244 M*/ 245 #define CHKERRQ(n) do {if (PetscUnlikely(n)) return PetscError(PETSC_COMM_SELF,__LINE__,PETSC_FUNCTION_NAME,__FILE__,__SDIR__,n,PETSC_ERROR_REPEAT," ");} while (0) 246 247 #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) 248 #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) 249 #define CHKERRCONTINUE(n) do {if (PetscUnlikely(n)) {PetscError(PETSC_COMM_SELF,__LINE__,PETSC_FUNCTION_NAME,__FILE__,__SDIR__,n,PETSC_ERROR_REPEAT," ");}} while (0) 250 251 #ifdef PETSC_CLANGUAGE_CXX 252 253 /*MC 254 CHKERRXX - Checks error code, if non-zero it calls the C++ error handler which throws an exception 255 256 Synopsis: 257 void CHKERRXX(PetscErrorCode errorcode) 258 259 Not Collective 260 261 Input Parameters: 262 . errorcode - nonzero error code, see the list of standard error codes in include/petscerror.h 263 264 Level: beginner 265 266 Notes: 267 Once the error handler throws a ??? exception. 268 269 You can use CHKERRV() which returns without an error code (bad idea since the error is ignored) 270 or CHKERRABORT(comm,n) to have MPI_Abort() returned immediately. 271 272 Concepts: error^setting condition 273 274 .seealso: PetscTraceBackErrorHandler(), PetscPushErrorHandler(), PetscError(), SETERRQ(), CHKERRQ(), CHKMEMQ 275 M*/ 276 #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) 277 278 #endif 279 280 /*MC 281 CHKMEMQ - Checks the memory for corruption, calls error handler if any is detected 282 283 Synopsis: 284 CHKMEMQ; 285 286 Not Collective 287 288 Level: beginner 289 290 Notes: 291 Must run with the option -malloc_debug to enable this option 292 293 Once the error handler is called the calling function is then returned from with the given error code. 294 295 By defaults prints location where memory that is corrupted was allocated. 296 297 Use CHKMEMA for functions that return void 298 299 Concepts: memory corruption 300 301 .seealso: PetscTraceBackErrorHandler(), PetscPushErrorHandler(), PetscError(), SETERRQ(), CHKMEMQ, SETERRQ1(), SETERRQ2(), SETERRQ3(), 302 PetscMallocValidate() 303 M*/ 304 #define CHKMEMQ do {PetscErrorCode _7_ierr = PetscMallocValidate(__LINE__,PETSC_FUNCTION_NAME,__FILE__,__SDIR__);CHKERRQ(_7_ierr);} while(0) 305 306 #define CHKMEMA PetscMallocValidate(__LINE__,PETSC_FUNCTION_NAME,__FILE__,__SDIR__) 307 308 #if defined(PETSC_UNDERSCORE_CHKERR) 309 extern PetscErrorCode __gierr; 310 #define _ __gierr = 311 #define ___ CHKERRQ(__gierr); 312 #endif 313 314 #else /* PETSC_USE_ERRORCHECKING */ 315 316 /* 317 These are defined to be empty for when error checking is turned off, with ./configure --with-errorchecking=0 318 */ 319 320 #define SETERRQ(c,n,s) 321 #define SETERRQ1(c,n,s,a1) 322 #define SETERRQ2(c,n,s,a1,a2) 323 #define SETERRQ3(c,n,s,a1,a2,a3) 324 #define SETERRQ4(c,n,s,a1,a2,a3,a4) 325 #define SETERRQ5(c,n,s,a1,a2,a3,a4,a5) 326 #define SETERRQ6(c,n,s,a1,a2,a3,a4,a5,a6) 327 #define SETERRABORT(comm,n,s) 328 329 #define CHKERRQ(n) ; 330 #define CHKERRABORT(comm,n) ; 331 #define CHKERRCONTINUE(n) ; 332 #define CHKMEMQ ; 333 334 #ifdef PETSC_CLANGUAGE_CXX 335 #define CHKERRXX(n) ; 336 #endif 337 338 #if !defined(PETSC_SKIP_UNDERSCORE_CHKERR) 339 #define _ 340 #define ___ 341 #endif 342 343 #endif /* PETSC_USE_ERRORCHECKING */ 344 345 /*E 346 PetscErrorType - passed to the PETSc error handling routines indicating if this is the first or a later call to the error handlers 347 348 Level: advanced 349 350 PETSC_ERROR_IN_CXX indicates the error was detected in C++ and an exception should be generated 351 352 Developer Notes: This is currently used to decide when to print the detailed information about the run in PetscTraceBackErrorHandling() 353 354 .seealso: PetscError(), SETERRXX() 355 E*/ 356 typedef enum {PETSC_ERROR_INITIAL=0,PETSC_ERROR_REPEAT=1,PETSC_ERROR_IN_CXX = 2} PetscErrorType; 357 358 extern PetscErrorCode PetscErrorPrintfInitialize(void); 359 extern PetscErrorCode PetscErrorMessage(int,const char*[],char **); 360 extern PetscErrorCode PetscTraceBackErrorHandler(MPI_Comm,int,const char*,const char*,const char*,PetscErrorCode,PetscErrorType,const char*,void*); 361 extern PetscErrorCode PetscIgnoreErrorHandler(MPI_Comm,int,const char*,const char*,const char*,PetscErrorCode,PetscErrorType,const char*,void*); 362 extern PetscErrorCode PetscEmacsClientErrorHandler(MPI_Comm,int,const char*,const char*,const char*,PetscErrorCode,PetscErrorType,const char*,void*); 363 extern PetscErrorCode PetscMPIAbortErrorHandler(MPI_Comm,int,const char*,const char*,const char*,PetscErrorCode,PetscErrorType,const char*,void*); 364 extern PetscErrorCode PetscAbortErrorHandler(MPI_Comm,int,const char*,const char*,const char*,PetscErrorCode,PetscErrorType,const char*,void*); 365 extern PetscErrorCode PetscAttachDebuggerErrorHandler(MPI_Comm,int,const char*,const char*,const char*,PetscErrorCode,PetscErrorType,const char*,void*); 366 extern PetscErrorCode PetscReturnErrorHandler(MPI_Comm,int,const char*,const char*,const char*,PetscErrorCode,PetscErrorType,const char*,void*); 367 extern PetscErrorCode PetscError(MPI_Comm,int,const char*,const char*,const char*,PetscErrorCode,PetscErrorType,const char*,...); 368 extern PetscErrorCode PetscPushErrorHandler(PetscErrorCode (*handler)(MPI_Comm,int,const char*,const char*,const char*,PetscErrorCode,PetscErrorType,const char*,void*),void*); 369 extern PetscErrorCode PetscPopErrorHandler(void); 370 extern PetscErrorCode PetscDefaultSignalHandler(int,void*); 371 extern PetscErrorCode PetscPushSignalHandler(PetscErrorCode (*)(int,void *),void*); 372 extern PetscErrorCode PetscPopSignalHandler(void); 373 374 typedef enum {PETSC_FP_TRAP_OFF=0,PETSC_FP_TRAP_ON=1} PetscFPTrap; 375 extern PetscErrorCode PetscSetFPTrap(PetscFPTrap); 376 377 /* 378 Allows the code to build a stack frame as it runs 379 */ 380 #if defined(PETSC_USE_DEBUG) && !defined(PETSC_USE_PTHREAD) 381 382 #define PETSCSTACKSIZE 64 383 384 typedef struct { 385 const char *function[PETSCSTACKSIZE]; 386 const char *file[PETSCSTACKSIZE]; 387 const char *directory[PETSCSTACKSIZE]; 388 int line[PETSCSTACKSIZE]; 389 int currentsize; 390 } PetscStack; 391 392 extern PetscStack *petscstack; 393 extern PetscErrorCode PetscStackCopy(PetscStack*,PetscStack*); 394 extern PetscErrorCode PetscStackPrint(PetscStack*,FILE* fp); 395 396 #define PetscStackActive (petscstack != 0) 397 398 /*MC 399 PetscFunctionBegin - First executable line of each PETSc function 400 used for error handling. 401 402 Synopsis: 403 void PetscFunctionBegin; 404 405 Not Collective 406 407 Usage: 408 .vb 409 int something; 410 411 PetscFunctionBegin; 412 .ve 413 414 Notes: 415 Not available in Fortran 416 417 Level: developer 418 419 .seealso: PetscFunctionReturn() 420 421 .keywords: traceback, error handling 422 M*/ 423 #define PetscFunctionBegin \ 424 do { \ 425 if (petscstack && (petscstack->currentsize < PETSCSTACKSIZE)) { \ 426 petscstack->function[petscstack->currentsize] = PETSC_FUNCTION_NAME; \ 427 petscstack->file[petscstack->currentsize] = __FILE__; \ 428 petscstack->directory[petscstack->currentsize] = __SDIR__; \ 429 petscstack->line[petscstack->currentsize] = __LINE__; \ 430 petscstack->currentsize++; \ 431 } \ 432 PetscCheck__FUNCT__(); \ 433 } while (0) 434 435 #define PetscCheck__FUNCT__() do { \ 436 if (strcmp(PETSC_FUNCTION_NAME,__FUNCT__) && strcmp(__FUNCT__,"User provided function")) { \ 437 (*PetscErrorPrintf)("%s%s:%d: __FUNCT__=\"%s\" does not agree with %s=\"%s\"\n",__SDIR__,__FILE__,__LINE__,__FUNCT__,PetscStringize(PETSC_FUNCTION_NAME),PETSC_FUNCTION_NAME); \ 438 } \ 439 } while (0) 440 441 #define PetscStackPush(n) \ 442 do {if (petscstack && (petscstack->currentsize < PETSCSTACKSIZE)) { \ 443 petscstack->function[petscstack->currentsize] = n; \ 444 petscstack->file[petscstack->currentsize] = "unknown"; \ 445 petscstack->directory[petscstack->currentsize] = "unknown"; \ 446 petscstack->line[petscstack->currentsize] = 0; \ 447 petscstack->currentsize++; \ 448 } CHKMEMQ;} while (0) 449 450 #define PetscStackPop \ 451 do {CHKMEMQ; if (petscstack && petscstack->currentsize > 0) { \ 452 petscstack->currentsize--; \ 453 petscstack->function[petscstack->currentsize] = 0; \ 454 petscstack->file[petscstack->currentsize] = 0; \ 455 petscstack->directory[petscstack->currentsize] = 0; \ 456 petscstack->line[petscstack->currentsize] = 0; \ 457 }} while (0) 458 459 /*MC 460 PetscFunctionReturn - Last executable line of each PETSc function 461 used for error handling. Replaces return() 462 463 Synopsis: 464 void PetscFunctionReturn(0); 465 466 Not Collective 467 468 Usage: 469 .vb 470 .... 471 PetscFunctionReturn(0); 472 } 473 .ve 474 475 Notes: 476 Not available in Fortran 477 478 Level: developer 479 480 .seealso: PetscFunctionBegin() 481 482 .keywords: traceback, error handling 483 M*/ 484 #define PetscFunctionReturn(a) \ 485 do {\ 486 if (petscstack && petscstack->currentsize > 0) { \ 487 petscstack->currentsize--; \ 488 petscstack->function[petscstack->currentsize] = 0; \ 489 petscstack->file[petscstack->currentsize] = 0; \ 490 petscstack->directory[petscstack->currentsize] = 0; \ 491 petscstack->line[petscstack->currentsize] = 0; \ 492 }\ 493 return(a);} while (0) 494 495 #define PetscFunctionReturnVoid() \ 496 do {\ 497 if (petscstack && petscstack->currentsize > 0) { \ 498 petscstack->currentsize--; \ 499 petscstack->function[petscstack->currentsize] = 0; \ 500 petscstack->file[petscstack->currentsize] = 0; \ 501 petscstack->directory[petscstack->currentsize] = 0; \ 502 petscstack->line[petscstack->currentsize] = 0; \ 503 }\ 504 return;} while (0) 505 506 #else 507 508 #define PetscFunctionBegin 509 #define PetscFunctionReturn(a) return(a) 510 #define PetscFunctionReturnVoid() return 511 #define PetscStackPop CHKMEMQ 512 #define PetscStackPush(f) CHKMEMQ 513 #define PetscStackActive 0 514 515 #endif 516 517 /* 518 PetscStackCall - Calls an external library routine or user function after pushing the name of the routine on the stack. 519 520 Input Parameters: 521 + name - string that gives the name of the function being called 522 - routine - actual call to the routine 523 524 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. 525 526 */ 527 #define PetscStackCall(name,routine) PetscStackPush(name);routine;PetscStackPop; 528 529 extern PetscErrorCode PetscStackCreate(void); 530 extern PetscErrorCode PetscStackView(PetscViewer); 531 extern PetscErrorCode PetscStackDestroy(void); 532 extern PetscErrorCode PetscStackPublish(void); 533 extern PetscErrorCode PetscStackDepublish(void); 534 535 536 PETSC_EXTERN_CXX_END 537 #endif 538