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 #include "petscsys.h" 97 PetscErrorCode SETERRQ(MPI_Comm comm,PetscErrorCode errorcode,char *message) 98 99 Not Collective 100 101 Input Parameters: 102 + errorcode - nonzero error code, see the list of standard error codes in include/petscerror.h 103 - message - error message 104 105 Level: beginner 106 107 Notes: 108 Once the error handler is called the calling function is then returned from with the given error code. 109 110 See SETERRQ1(), SETERRQ2(), SETERRQ3() for versions that take arguments 111 112 In Fortran MPI_Abort() is always called 113 114 Experienced users can set the error handler with PetscPushErrorHandler(). 115 116 Concepts: error^setting condition 117 118 .seealso: PetscTraceBackErrorHandler(), PetscPushErrorHandler(), PetscError(), CHKERRQ(), CHKMEMQ, SETERRQ1(), SETERRQ2(), SETERRQ3() 119 M*/ 120 #define SETERRQ(comm,n,s) return PetscError(comm,__LINE__,PETSC_FUNCTION_NAME,__FILE__,__SDIR__,n,PETSC_ERROR_INITIAL,s) 121 122 /*MC 123 SETERRQ1 - Macro that is called when an error has been detected, 124 125 Synopsis: 126 #include "petscsys.h" 127 PetscErrorCode SETERRQ1(MPI_Comm comm,PetscErrorCode errorcode,char *formatmessage,arg) 128 129 Not Collective 130 131 Input Parameters: 132 + errorcode - nonzero error code, see the list of standard error codes in include/petscerror.h 133 . message - error message in the printf format 134 - arg - argument (for example an integer, string or double) 135 136 Level: beginner 137 138 Notes: 139 Once the error handler is called the calling function is then returned from with the given error code. 140 141 Experienced users can set the error handler with PetscPushErrorHandler(). 142 143 Concepts: error^setting condition 144 145 .seealso: PetscTraceBackErrorHandler(), PetscPushErrorHandler(), PetscError(), CHKERRQ(), CHKMEMQ, SETERRQ(), SETERRQ2(), SETERRQ3() 146 M*/ 147 #define SETERRQ1(comm,n,s,a1) return PetscError(comm,__LINE__,PETSC_FUNCTION_NAME,__FILE__,__SDIR__,n,PETSC_ERROR_INITIAL,s,a1) 148 149 /*MC 150 SETERRQ2 - Macro that is called when an error has been detected, 151 152 Synopsis: 153 #include "petscsys.h" 154 PetscErrorCode SETERRQ2(PetscErrorCode errorcode,char *formatmessage,arg1,arg2) 155 156 Not Collective 157 158 Input Parameters: 159 + errorcode - nonzero error code, see the list of standard error codes in include/petscerror.h 160 . message - error message in the printf format 161 . arg1 - argument (for example an integer, string or double) 162 - arg2 - argument (for example an integer, string or double) 163 164 Level: beginner 165 166 Notes: 167 Once the error handler is called the calling function is then returned from with the given error code. 168 169 Experienced users can set the error handler with PetscPushErrorHandler(). 170 171 Concepts: error^setting condition 172 173 .seealso: PetscTraceBackErrorHandler(), PetscPushErrorHandler(), PetscError(), CHKERRQ(), CHKMEMQ, SETERRQ1(), SETERRQ3() 174 M*/ 175 #define SETERRQ2(comm,n,s,a1,a2) return PetscError(comm,__LINE__,PETSC_FUNCTION_NAME,__FILE__,__SDIR__,n,PETSC_ERROR_INITIAL,s,a1,a2) 176 177 /*MC 178 SETERRQ3 - Macro that is called when an error has been detected, 179 180 Synopsis: 181 #include "petscsys.h" 182 PetscErrorCode SETERRQ3(PetscErrorCode errorcode,char *formatmessage,arg1,arg2,arg3) 183 184 Not Collective 185 186 Input Parameters: 187 + errorcode - nonzero error code, see the list of standard error codes in include/petscerror.h 188 . message - error message in the printf format 189 . arg1 - argument (for example an integer, string or double) 190 . arg2 - argument (for example an integer, string or double) 191 - arg3 - argument (for example an integer, string or double) 192 193 Level: beginner 194 195 Notes: 196 Once the error handler is called the calling function is then returned from with the given error code. 197 198 There are also versions for 4, 5, 6 and 7 arguments. 199 200 Experienced users can set the error handler with PetscPushErrorHandler(). 201 202 Concepts: error^setting condition 203 204 .seealso: PetscTraceBackErrorHandler(), PetscPushErrorHandler(), PetscError(), CHKERRQ(), CHKMEMQ, SETERRQ1(), SETERRQ2() 205 M*/ 206 #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) 207 208 #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) 209 #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) 210 #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) 211 #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) 212 #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) 213 #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) 214 215 /*MC 216 CHKERRQ - Checks error code, if non-zero it calls the error handler and then returns 217 218 Synopsis: 219 #include "petscsys.h" 220 PetscErrorCode CHKERRQ(PetscErrorCode errorcode) 221 222 Not Collective 223 224 Input Parameters: 225 . errorcode - nonzero error code, see the list of standard error codes in include/petscerror.h 226 227 Level: beginner 228 229 Notes: 230 Once the error handler is called the calling function is then returned from with the given error code. 231 232 Experienced users can set the error handler with PetscPushErrorHandler(). 233 234 CHKERRQ(n) is fundamentally a macro replacement for 235 if (n) return(PetscError(...,n,...)); 236 237 Although typical usage resembles "void CHKERRQ(PetscErrorCode)" as described above, for certain uses it is 238 highly inappropriate to use it in this manner as it invokes return(PetscErrorCode). In particular, 239 it cannot be used in functions which return(void) or any other datatype. In these types of functions, 240 you can use CHKERRV() which returns without an error code (bad idea since the error is ignored or 241 if (n) {PetscError(....); return(YourReturnType);} 242 where you may pass back a PETSC_NULL to indicate an error. You can also call CHKERRABORT(comm,n) to have 243 MPI_Abort() returned immediately. 244 245 In Fortran MPI_Abort() is always called 246 247 Concepts: error^setting condition 248 249 .seealso: PetscTraceBackErrorHandler(), PetscPushErrorHandler(), PetscError(), SETERRQ(), CHKMEMQ, SETERRQ1(), SETERRQ2(), SETERRQ2() 250 M*/ 251 #define CHKERRQ(n) do {if (PetscUnlikely(n)) return PetscError(PETSC_COMM_SELF,__LINE__,PETSC_FUNCTION_NAME,__FILE__,__SDIR__,n,PETSC_ERROR_REPEAT," ");} while (0) 252 253 #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) 254 #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) 255 #define CHKERRCONTINUE(n) do {if (PetscUnlikely(n)) {PetscError(PETSC_COMM_SELF,__LINE__,PETSC_FUNCTION_NAME,__FILE__,__SDIR__,n,PETSC_ERROR_REPEAT," ");}} while (0) 256 257 #ifdef PETSC_CLANGUAGE_CXX 258 259 /*MC 260 CHKERRXX - Checks error code, if non-zero it calls the C++ error handler which throws an exception 261 262 Synopsis: 263 #include "petscsys.h" 264 void CHKERRXX(PetscErrorCode errorcode) 265 266 Not Collective 267 268 Input Parameters: 269 . errorcode - nonzero error code, see the list of standard error codes in include/petscerror.h 270 271 Level: beginner 272 273 Notes: 274 Once the error handler throws a ??? exception. 275 276 You can use CHKERRV() which returns without an error code (bad idea since the error is ignored) 277 or CHKERRABORT(comm,n) to have MPI_Abort() returned immediately. 278 279 Concepts: error^setting condition 280 281 .seealso: PetscTraceBackErrorHandler(), PetscPushErrorHandler(), PetscError(), SETERRQ(), CHKERRQ(), CHKMEMQ 282 M*/ 283 #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) 284 285 #endif 286 287 /*MC 288 CHKMEMQ - Checks the memory for corruption, calls error handler if any is detected 289 290 Synopsis: 291 #include "petscsys.h" 292 CHKMEMQ; 293 294 Not Collective 295 296 Level: beginner 297 298 Notes: 299 Must run with the option -malloc_debug to enable this option 300 301 Once the error handler is called the calling function is then returned from with the given error code. 302 303 By defaults prints location where memory that is corrupted was allocated. 304 305 Use CHKMEMA for functions that return void 306 307 Concepts: memory corruption 308 309 .seealso: PetscTraceBackErrorHandler(), PetscPushErrorHandler(), PetscError(), SETERRQ(), CHKMEMQ, SETERRQ1(), SETERRQ2(), SETERRQ3(), 310 PetscMallocValidate() 311 M*/ 312 #define CHKMEMQ do {PetscErrorCode _7_ierr = PetscMallocValidate(__LINE__,PETSC_FUNCTION_NAME,__FILE__,__SDIR__);CHKERRQ(_7_ierr);} while(0) 313 314 #define CHKMEMA PetscMallocValidate(__LINE__,PETSC_FUNCTION_NAME,__FILE__,__SDIR__) 315 316 #else /* PETSC_USE_ERRORCHECKING */ 317 318 /* 319 These are defined to be empty for when error checking is turned off, with ./configure --with-errorchecking=0 320 */ 321 322 #define SETERRQ(c,n,s) 323 #define SETERRQ1(c,n,s,a1) 324 #define SETERRQ2(c,n,s,a1,a2) 325 #define SETERRQ3(c,n,s,a1,a2,a3) 326 #define SETERRQ4(c,n,s,a1,a2,a3,a4) 327 #define SETERRQ5(c,n,s,a1,a2,a3,a4,a5) 328 #define SETERRQ6(c,n,s,a1,a2,a3,a4,a5,a6) 329 #define SETERRQ7(c,n,s,a1,a2,a3,a4,a5,a6,a7) 330 #define SETERRQ8(c,n,s,a1,a2,a3,a4,a5,a6,a7,a8) 331 #define SETERRABORT(comm,n,s) 332 333 #define CHKERRQ(n) ; 334 #define CHKERRABORT(comm,n) ; 335 #define CHKERRCONTINUE(n) ; 336 #define CHKMEMQ ; 337 338 #ifdef PETSC_CLANGUAGE_CXX 339 #define CHKERRXX(n) ; 340 #endif 341 342 #endif /* PETSC_USE_ERRORCHECKING */ 343 344 /*E 345 PetscErrorType - passed to the PETSc error handling routines indicating if this is the first or a later call to the error handlers 346 347 Level: advanced 348 349 PETSC_ERROR_IN_CXX indicates the error was detected in C++ and an exception should be generated 350 351 Developer Notes: This is currently used to decide when to print the detailed information about the run in PetscTraceBackErrorHandling() 352 353 .seealso: PetscError(), SETERRXX() 354 E*/ 355 typedef enum {PETSC_ERROR_INITIAL=0,PETSC_ERROR_REPEAT=1,PETSC_ERROR_IN_CXX = 2} PetscErrorType; 356 357 PETSC_EXTERN PetscErrorCode PetscErrorPrintfInitialize(void); 358 PETSC_EXTERN PetscErrorCode PetscErrorMessage(int,const char*[],char **); 359 PETSC_EXTERN PetscErrorCode PetscTraceBackErrorHandler(MPI_Comm,int,const char*,const char*,const char*,PetscErrorCode,PetscErrorType,const char*,void*); 360 PETSC_EXTERN PetscErrorCode PetscIgnoreErrorHandler(MPI_Comm,int,const char*,const char*,const char*,PetscErrorCode,PetscErrorType,const char*,void*); 361 PETSC_EXTERN PetscErrorCode PetscEmacsClientErrorHandler(MPI_Comm,int,const char*,const char*,const char*,PetscErrorCode,PetscErrorType,const char*,void*); 362 PETSC_EXTERN PetscErrorCode PetscMPIAbortErrorHandler(MPI_Comm,int,const char*,const char*,const char*,PetscErrorCode,PetscErrorType,const char*,void*); 363 PETSC_EXTERN PetscErrorCode PetscAbortErrorHandler(MPI_Comm,int,const char*,const char*,const char*,PetscErrorCode,PetscErrorType,const char*,void*); 364 PETSC_EXTERN PetscErrorCode PetscAttachDebuggerErrorHandler(MPI_Comm,int,const char*,const char*,const char*,PetscErrorCode,PetscErrorType,const char*,void*); 365 PETSC_EXTERN PetscErrorCode PetscReturnErrorHandler(MPI_Comm,int,const char*,const char*,const char*,PetscErrorCode,PetscErrorType,const char*,void*); 366 PETSC_EXTERN PetscErrorCode PetscError(MPI_Comm,int,const char*,const char*,const char*,PetscErrorCode,PetscErrorType,const char*,...); 367 PETSC_EXTERN PetscErrorCode PetscPushErrorHandler(PetscErrorCode (*handler)(MPI_Comm,int,const char*,const char*,const char*,PetscErrorCode,PetscErrorType,const char*,void*),void*); 368 PETSC_EXTERN PetscErrorCode PetscPopErrorHandler(void); 369 PETSC_EXTERN PetscErrorCode PetscDefaultSignalHandler(int,void*); 370 PETSC_EXTERN PetscErrorCode PetscPushSignalHandler(PetscErrorCode (*)(int,void *),void*); 371 PETSC_EXTERN PetscErrorCode PetscPopSignalHandler(void); 372 373 374 /*MC 375 PetscErrorPrintf - Prints error messages. 376 377 Synopsis: 378 #include "petscsys.h" 379 PetscErrorCode (*PetscErrorPrintf)(const char format[],...); 380 381 Not Collective 382 383 Input Parameters: 384 . format - the usual printf() format string 385 386 Options Database Keys: 387 + -error_output_stdout - cause error messages to be printed to stdout instead of the 388 (default) stderr 389 - -error_output_none to turn off all printing of error messages (does not change the way the 390 error is handled.) 391 392 Notes: Use 393 $ PetscErrorPrintf = PetscErrorPrintfNone; to turn off all printing of error messages (does not change the way the 394 $ error is handled.) and 395 $ PetscErrorPrintf = PetscErrorPrintfDefault; to turn it back on 396 $ of you can use your own function 397 398 Use 399 PETSC_STDERR = FILE* obtained from a file open etc. to have stderr printed to the file. 400 PETSC_STDOUT = FILE* obtained from a file open etc. to have stdout printed to the file. 401 402 Use 403 PetscPushErrorHandler() to provide your own error handler that determines what kind of messages to print 404 405 Level: developer 406 407 Fortran Note: 408 This routine is not supported in Fortran. 409 410 Concepts: error messages^printing 411 Concepts: printing^error messages 412 413 .seealso: PetscFPrintf(), PetscSynchronizedPrintf(), PetscHelpPrintf(), PetscPrintf(), PetscErrorHandlerPush(), PetscVFPrintf(), PetscHelpPrintf() 414 M*/ 415 PETSC_EXTERN PetscErrorCode (*PetscErrorPrintf)(const char[],...); 416 417 typedef enum {PETSC_FP_TRAP_OFF=0,PETSC_FP_TRAP_ON=1} PetscFPTrap; 418 PETSC_EXTERN PetscErrorCode PetscSetFPTrap(PetscFPTrap); 419 PETSC_EXTERN PetscErrorCode PetscFPTrapPush(PetscFPTrap); 420 PETSC_EXTERN PetscErrorCode PetscFPTrapPop(void); 421 422 /* Linux functions CPU_SET and others don't work if sched.h is not included before 423 including pthread.h. Also, these functions are active only if either _GNU_SOURCE 424 or __USE_GNU is not set (see /usr/include/sched.h and /usr/include/features.h), hence 425 set these first. 426 */ 427 #if defined(PETSC_HAVE_PTHREADCLASSES) 428 #if defined(PETSC_HAVE_SCHED_H) 429 #ifndef _GNU_SOURCE 430 #define _GNU_SOURCE 431 #endif 432 #include <sched.h> 433 #endif 434 #include <pthread.h> 435 #endif 436 437 /* 438 This code is for managing thread local global variables. Each of Linux, Microsoft WINDOWS, OpenMP, and Apple OS X have 439 different ways to indicate this. On OS X each thread local global is accessed by using a pthread_key_t for that variable. 440 Thus we have functions for creating destroying and using the keys. Except for OS X these access functions merely directly 441 acess the thread local variable. 442 */ 443 444 #if defined(PETSC_HAVE_PTHREADCLASSES) && !defined(PETSC_PTHREAD_LOCAL) 445 /* Get the value associated with key */ 446 PETSC_STATIC_INLINE void* PetscThreadLocalGetValue(pthread_key_t key) 447 { 448 return pthread_getspecific(key); 449 } 450 451 /* Set the value for key */ 452 PETSC_STATIC_INLINE void PetscThreadLocalSetValue(pthread_key_t *key,void* value) 453 { 454 pthread_setspecific(*key,(void*)value); 455 } 456 457 /* Create pthread thread local key */ 458 PETSC_STATIC_INLINE void PetscThreadLocalRegister(pthread_key_t *key) 459 { 460 pthread_key_create(key,PETSC_NULL); 461 } 462 463 /* Delete pthread thread local key */ 464 PETSC_STATIC_INLINE void PetscThreadLocalDestroy(pthread_key_t key) 465 { 466 pthread_key_delete(key); 467 } 468 #else 469 PETSC_STATIC_INLINE void* PetscThreadLocalGetValue(void* key) 470 { 471 return key; 472 } 473 474 PETSC_STATIC_INLINE void PetscThreadLocalSetValue(void **key,void* value) 475 { 476 *key = value; 477 } 478 479 PETSC_STATIC_INLINE void PetscThreadLocalRegister(PETSC_UNUSED void *key) 480 { 481 } 482 483 PETSC_STATIC_INLINE void PetscThreadLocalDestroy(PETSC_UNUSED void *key) 484 { 485 } 486 #endif 487 488 /* 489 Allows the code to build a stack frame as it runs 490 */ 491 #if defined(PETSC_USE_DEBUG) 492 493 #define PETSCSTACKSIZE 64 494 495 typedef struct { 496 const char *function[PETSCSTACKSIZE]; 497 const char *file[PETSCSTACKSIZE]; 498 const char *directory[PETSCSTACKSIZE]; 499 int line[PETSCSTACKSIZE]; 500 PetscBool petscroutine[PETSCSTACKSIZE]; 501 int currentsize; 502 } PetscStack; 503 504 #if defined(PETSC_HAVE_PTHREADCLASSES) 505 #if defined(PETSC_PTHREAD_LOCAL) 506 PETSC_EXTERN PETSC_PTHREAD_LOCAL PetscStack *petscstack; 507 #else 508 PETSC_EXTERN pthread_key_t petscstack; 509 #endif 510 #elif defined(PETSC_HAVE_OPENMP) 511 PETSC_EXTERN PetscStack *petscstack; 512 #pragma omp threadprivate(petscstack) 513 #else 514 PETSC_EXTERN PetscStack *petscstack; 515 #endif 516 517 PETSC_EXTERN PetscErrorCode PetscStackCopy(PetscStack*,PetscStack*); 518 PETSC_EXTERN PetscErrorCode PetscStackPrint(PetscStack*,FILE* fp); 519 520 PETSC_STATIC_INLINE PetscBool PetscStackActive(void) 521 { 522 return(PetscThreadLocalGetValue(petscstack) ? PETSC_TRUE : PETSC_FALSE); 523 } 524 525 /*MC 526 PetscFunctionBegin - First executable line of each PETSc function 527 used for error handling. 528 529 Synopsis: 530 #include "petscsys.h" 531 void PetscFunctionBegin; 532 533 Not Collective 534 535 Usage: 536 .vb 537 int something; 538 539 PetscFunctionBegin; 540 .ve 541 542 Notes: 543 Not available in Fortran 544 545 Level: developer 546 547 .seealso: PetscFunctionReturn() 548 549 .keywords: traceback, error handling 550 M*/ 551 #define PetscFunctionBegin \ 552 do { \ 553 PetscStack* petscstackp; \ 554 petscstackp = (PetscStack*)PetscThreadLocalGetValue(petscstack); \ 555 if (petscstackp && (petscstackp->currentsize < PETSCSTACKSIZE)) { \ 556 petscstackp->function[petscstackp->currentsize] = PETSC_FUNCTION_NAME; \ 557 petscstackp->file[petscstackp->currentsize] = __FILE__; \ 558 petscstackp->directory[petscstackp->currentsize] = __SDIR__; \ 559 petscstackp->line[petscstackp->currentsize] = __LINE__; \ 560 petscstackp->petscroutine[petscstackp->currentsize] = PETSC_TRUE; \ 561 petscstackp->currentsize++; \ 562 } \ 563 PetscCheck__FUNCT__(); \ 564 PetscRegister__FUNCT__(); \ 565 } while (0) 566 567 /*MC 568 PetscFunctionBeginUser - First executable line of user provided PETSc routine 569 570 Synopsis: 571 #include "petscsys.h" 572 void PetscFunctionBeginUser; 573 574 Not Collective 575 576 Usage: 577 .vb 578 int something; 579 580 PetscFunctionBegin; 581 .ve 582 583 Notes: 584 Not available in Fortran 585 586 Level: developer 587 588 .seealso: PetscFunctionReturn() 589 590 .keywords: traceback, error handling 591 M*/ 592 #define PetscFunctionBeginUser \ 593 do { \ 594 PetscStack* petscstackp; \ 595 petscstackp = (PetscStack*)PetscThreadLocalGetValue(petscstack); \ 596 if (petscstackp && (petscstackp->currentsize < PETSCSTACKSIZE)) { \ 597 petscstackp->function[petscstackp->currentsize] = PETSC_FUNCTION_NAME; \ 598 petscstackp->file[petscstackp->currentsize] = __FILE__; \ 599 petscstackp->directory[petscstackp->currentsize] = __SDIR__; \ 600 petscstackp->line[petscstackp->currentsize] = __LINE__; \ 601 petscstackp->petscroutine[petscstackp->currentsize] = PETSC_FALSE; \ 602 petscstackp->currentsize++; \ 603 } \ 604 PetscCheck__FUNCT__(); \ 605 PetscRegister__FUNCT__(); \ 606 } while (0) 607 608 609 #if defined(PETSC_SERIALIZE_FUNCTIONS) 610 #include <petsc-private/petscfptimpl.h> 611 /* 612 Registers the current function into the global function pointer to function name table 613 614 Have to fix this to handle errors but cannot return error since used in PETSC_VIEWER_DRAW_() etc 615 */ 616 #define PetscRegister__FUNCT__() do { \ 617 static PetscBool __chked = PETSC_FALSE; \ 618 if (!__chked) {\ 619 void *ptr; PetscDLSym(PETSC_NULL,__FUNCT__,&ptr);\ 620 __chked = PETSC_TRUE;\ 621 }} while (0) 622 #else 623 #define PetscRegister__FUNCT__() 624 #endif 625 626 #define PetscCheck__FUNCT__() do { \ 627 if (strcmp(PETSC_FUNCTION_NAME,__FUNCT__) && strcmp(__FUNCT__,"User provided function")) { \ 628 (*PetscErrorPrintf)("%s%s:%d: __FUNCT__=\"%s\" does not agree with %s=\"%s\"\n",__SDIR__,__FILE__,__LINE__,__FUNCT__,PetscStringize(PETSC_FUNCTION_NAME),PETSC_FUNCTION_NAME); \ 629 } \ 630 } while (0) 631 632 #define PetscStackPush(n) \ 633 do { \ 634 PetscStack * petscstackp; \ 635 petscstackp = (PetscStack*)PetscThreadLocalGetValue(petscstack); \ 636 if (petscstackp && (petscstackp->currentsize < PETSCSTACKSIZE)) { \ 637 petscstackp->function[petscstackp->currentsize] = n; \ 638 petscstackp->file[petscstackp->currentsize] = "unknown"; \ 639 petscstackp->directory[petscstackp->currentsize] = "unknown"; \ 640 petscstackp->line[petscstackp->currentsize] = 0; \ 641 petscstackp->currentsize++; \ 642 } CHKMEMQ;} while (0) 643 644 #define PetscStackPop \ 645 do {PetscStack* petscstackp;CHKMEMQ; \ 646 petscstackp = (PetscStack*)PetscThreadLocalGetValue(petscstack); \ 647 if (petscstackp && petscstackp->currentsize > 0) { \ 648 petscstackp->currentsize--; \ 649 petscstackp->function[petscstackp->currentsize] = 0; \ 650 petscstackp->file[petscstackp->currentsize] = 0; \ 651 petscstackp->directory[petscstackp->currentsize] = 0; \ 652 petscstackp->line[petscstackp->currentsize] = 0; \ 653 }} while (0) 654 655 /*MC 656 PetscFunctionReturn - Last executable line of each PETSc function 657 used for error handling. Replaces return() 658 659 Synopsis: 660 #include "petscsys.h" 661 void PetscFunctionReturn(0); 662 663 Not Collective 664 665 Usage: 666 .vb 667 .... 668 PetscFunctionReturn(0); 669 } 670 .ve 671 672 Notes: 673 Not available in Fortran 674 675 Level: developer 676 677 .seealso: PetscFunctionBegin() 678 679 .keywords: traceback, error handling 680 M*/ 681 #define PetscFunctionReturn(a) \ 682 do { \ 683 PetscStack* petscstackp; \ 684 petscstackp = (PetscStack*)PetscThreadLocalGetValue(petscstack); \ 685 if (petscstackp && petscstackp->currentsize > 0) { \ 686 petscstackp->currentsize--; \ 687 petscstackp->function[petscstackp->currentsize] = 0; \ 688 petscstackp->file[petscstackp->currentsize] = 0; \ 689 petscstackp->directory[petscstackp->currentsize] = 0; \ 690 petscstackp->line[petscstackp->currentsize] = 0; \ 691 } \ 692 return(a);} while (0) 693 694 #define PetscFunctionReturnVoid() \ 695 do { \ 696 PetscStack* petscstackp; \ 697 petscstackp = (PetscStack*)PetscThreadLocalGetValue(petscstack); \ 698 if (petscstackp && petscstackp->currentsize > 0) { \ 699 petscstackp->currentsize--; \ 700 petscstackp->function[petscstackp->currentsize] = 0; \ 701 petscstackp->file[petscstackp->currentsize] = 0; \ 702 petscstackp->directory[petscstackp->currentsize] = 0; \ 703 petscstackp->line[petscstackp->currentsize] = 0; \ 704 } \ 705 return;} while (0) 706 #else 707 708 #define PetscFunctionBegin 709 #define PetscFunctionBeginUser 710 #define PetscFunctionReturn(a) return(a) 711 #define PetscFunctionReturnVoid() return 712 #define PetscStackPop CHKMEMQ 713 #define PetscStackPush(f) CHKMEMQ 714 #define PetscStackActive PETSC_FALSE 715 716 #endif 717 718 /* 719 PetscStackCall - Calls an external library routine or user function after pushing the name of the routine on the stack. 720 721 Input Parameters: 722 + name - string that gives the name of the function being called 723 - routine - actual call to the routine, including ierr = and CHKERRQ(ierr); 724 725 Note: Often one should use PetscStackCallStandard() instead. This routine is intended for external library routines that DO NOT return error codes 726 727 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. 728 729 730 731 */ 732 #define PetscStackCall(name,routine) do { PetscStackPush(name);routine;PetscStackPop; } while(0) 733 734 /* 735 PetscStackCallStandard - Calls an external library routine after pushing the name of the routine on the stack. 736 737 Input Parameters: 738 + func- name of the routine 739 - args - arguments to the routine surrounded by () 740 741 Notes: This is intended for external package routines that return error codes. Use PetscStackCall() for those that do not. 742 743 Developer Note: this is so that when an external packge routine results in a crash or corrupts memory, they get blamed instead of PETSc. 744 745 */ 746 #define PetscStackCallStandard(func,args) do { \ 747 PetscStackPush(#func);ierr = func args;PetscStackPop; if (ierr) SETERRQ1(PETSC_COMM_SELF,PETSC_ERR_LIB,"Error in %s()",#func); \ 748 } while (0) 749 750 PETSC_EXTERN PetscErrorCode PetscStackCreate(void); 751 PETSC_EXTERN PetscErrorCode PetscStackView(FILE*); 752 PETSC_EXTERN PetscErrorCode PetscStackDestroy(void); 753 PETSC_EXTERN PetscErrorCode PetscStackPublish(void); 754 PETSC_EXTERN PetscErrorCode PetscStackDepublish(void); 755 756 #endif 757