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4 * This source code is part of
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34 * GROningen Mixture of Alchemy and Childrens' Stories
49 #include "gmx_fatal.h"
63 static bool bDebug = FALSE;
64 static char *fatal_tmp_file = NULL;
65 static FILE *log_file = NULL;
68 static tMPI_Thread_mutex_t debug_mutex=TMPI_THREAD_MUTEX_INITIALIZER;
69 static tMPI_Thread_mutex_t where_mutex=TMPI_THREAD_MUTEX_INITIALIZER;
70 static tMPI_Thread_mutex_t fatal_tmp_mutex=TMPI_THREAD_MUTEX_INITIALIZER;
77 /*#ifdef GMX_THREADS*/
79 tMPI_Thread_mutex_lock(&debug_mutex);
82 /*#ifdef GMX_THREADS*/
84 tMPI_Thread_mutex_unlock(&debug_mutex);
89 void gmx_fatal_set_log_file(FILE *fp)
94 void _where(const char *file,int line)
96 static bool bFirst = TRUE;
97 static int nskip = -1;
98 static int nwhere = 0;
104 tMPI_Thread_mutex_lock(&where_mutex);
105 if (bFirst) /* we repeat the check in the locked section because things
106 might have changed */
109 if ((temp=getenv("WHERE")) != NULL)
110 nskip = strtol(temp, NULL, 10);
114 tMPI_Thread_mutex_unlock(&where_mutex);
120 /* Skip the first n occasions, this allows to see where it goes wrong */
121 if (nwhere >= nskip) {
126 fprintf(fp,"WHERE %d, file %s - line %d\n",nwhere,file,line);
132 static void bputc(char *msg,int *len,char ch)
137 static void bputs(char *msg,int *len,const char *s,int fld)
139 for (fld-=(int)strlen(s); fld>0; fld--)
142 bputc(msg,len,*(s++));
145 static void bputd(char *msg,int *len,int d)
147 if (d<10) bputc(msg,len,d+'0'); else bputc(msg,len,d-10+'a');
150 static void bputi(char *msg,int *len,int val,int radix,int fld,bool bNeg)
159 for (fld--; fld>fmax; fld--)
169 bputi(msg,len,val/radix,radix,fld-1,FALSE);
170 bputd(msg,len,val%radix);
174 static int getfld(const char **p)
179 while (isdigit(**p)) fld=(fld*10)+((*((*p)++))-'0');
183 /*static void _halt(char *file,int line,char *reason)
185 fprintf(stderr,"\nHALT in file %s line %d because:\n\t%s\n",
191 static int fatal_errno = 0;
193 static void quit_gmx(const char *msg)
196 tMPI_Thread_mutex_lock(&debug_mutex);
198 if (fatal_errno == 0)
202 fprintf(log_file,"%s\n",msg);
204 fprintf(stderr,"%s\n",msg);
205 /* we set it to no-zero because if this function is called, something
211 if (fatal_errno != -1)
219 if (gmx_parallel_env_initialized())
224 nnodes = gmx_node_num();
225 noderank = gmx_node_rank();
228 fprintf(stderr,"Error on node %d, will try to stop all the nodes\n",
230 gmx_abort(noderank,nnodes,-1);
238 fprintf(stderr,"dump core (y/n):");
240 if (toupper(getc(stdin))!='N')
247 tMPI_Thread_mutex_unlock(&debug_mutex);
251 /* The function below should be identical to quit_gmx,
252 * except that is does not actually quit and call gmx_abort.
254 static void quit_gmx_noquit(const char *msg)
257 tMPI_Thread_mutex_lock(&debug_mutex);
262 fprintf(log_file,"%s\n",msg);
263 fprintf(stderr,"%s\n",msg);
264 /* we set it to no-zero because if this function is called, something
270 if (fatal_errno != -1)
275 if (!gmx_parallel_env_initialized())
280 fprintf(stderr,"dump core (y/n):");
282 if (toupper(getc(stdin))!='N')
288 tMPI_Thread_mutex_unlock(&debug_mutex);
292 void _set_fatal_tmp_file(const char *fn, const char *file, int line)
295 tMPI_Thread_mutex_lock(&fatal_tmp_mutex);
297 if (fatal_tmp_file == NULL)
298 fatal_tmp_file = strdup(fn);
300 fprintf(stderr,"BUGWARNING: fatal_tmp_file already set at %s:%d",
303 tMPI_Thread_mutex_unlock(&fatal_tmp_mutex);
307 void _unset_fatal_tmp_file(const char *fn, const char *file, int line)
310 tMPI_Thread_mutex_lock(&fatal_tmp_mutex);
312 if (strcmp(fn,fatal_tmp_file) == 0) {
313 sfree(fatal_tmp_file);
314 fatal_tmp_file = NULL;
316 fprintf(stderr,"BUGWARNING: file %s not set as fatal_tmp_file at %s:%d",
319 tMPI_Thread_mutex_unlock(&fatal_tmp_mutex);
323 static void clean_fatal_tmp_file()
326 tMPI_Thread_mutex_lock(&fatal_tmp_mutex);
328 if (fatal_tmp_file) {
329 fprintf(stderr,"Cleaning up temporary file %s\n",fatal_tmp_file);
330 remove(fatal_tmp_file);
331 sfree(fatal_tmp_file);
332 fatal_tmp_file = NULL;
335 tMPI_Thread_mutex_unlock(&fatal_tmp_mutex);
339 static void parse_printf_args(const char *fmt,va_list *ap,char *msg)
344 char ibuf[64],ifmt[64];
361 ival = va_arg(*ap,int);
362 sprintf(ifmt,"0x%%%dx",fld);
363 sprintf(ibuf,ifmt,(unsigned int)ival);
364 for(index=0; (index<(int)strlen(ibuf)); index++)
365 bputc(msg,&len,ibuf[index]);
368 ival = va_arg(*ap,int);
369 sprintf(ifmt,"%%%dd",fld);
370 sprintf(ibuf,ifmt,ival);
371 for(index=0; (index<(int)strlen(ibuf)); index++)
372 bputc(msg,&len,ibuf[index]);
375 ival = va_arg(*ap,unsigned);
376 sprintf(ifmt,"%%%du",fld);
377 sprintf(ibuf,ifmt,ival);
378 for(index=0; (index<(int)strlen(ibuf)); index++)
379 bputc(msg,&len,ibuf[index]);
382 dval = va_arg(*ap,double);
383 sprintf(ifmt,"%%%df",fld);
384 sprintf(ibuf,ifmt,dval);
385 for(index=0; (index<(int)strlen(ibuf)); index++)
386 bputc(msg,&len,ibuf[index]);
389 dval = va_arg(*ap,double);
390 sprintf(ifmt,"%%%dg",fld);
391 sprintf(ibuf,ifmt,dval);
392 for(index=0; (index<(int)strlen(ibuf)); index++)
393 bputc(msg,&len,ibuf[index]);
396 cval = (char) va_arg(*ap,int); /* char is promoted to int */
397 bputc(msg,&len,cval);
400 sval = va_arg(*ap,char *);
402 sval = strdup("(null)");
403 bputs(msg,&len,sval,fld);
414 bputc(msg,&len,'\0');
417 void gmx_fatal(int f_errno,const char *file,int line,const char *fmt,...)
424 clean_fatal_tmp_file();
426 parse_printf_args(fmt,&ap,msg);
431 tMPI_Thread_mutex_lock(&debug_mutex);
434 fatal_errno = f_errno;
437 tMPI_Thread_mutex_unlock(&debug_mutex);
440 _gmx_error("fatal",msg,file,line);
443 void gmx_fatal_collective(int f_errno,const char *file,int line,
444 t_commrec *cr,gmx_domdec_t *dd,
457 if (gmx_parallel_env_initialized())
459 /* Check if we are calling on all processes in MPI_COMM_WORLD */
462 MPI_Comm_compare(cr->mpi_comm_mysim,MPI_COMM_WORLD,&result);
466 MPI_Comm_compare(dd->mpi_comm_all,MPI_COMM_WORLD,&result);
468 /* Any result except MPI_UNEQUAL allows us to call MPI_Finalize */
469 bFinalize = (result != MPI_UNEQUAL);
473 if ((cr != NULL && MASTER(cr) ) ||
474 (dd != NULL && DDMASTER(dd)))
478 clean_fatal_tmp_file();
480 parse_printf_args(fmt,&ap,msg);
485 tMPI_Thread_mutex_lock(&debug_mutex);
488 fatal_errno = f_errno;
491 tMPI_Thread_mutex_unlock(&debug_mutex);
496 /* Use an error handler that does not quit */
497 set_gmx_error_handler(quit_gmx_noquit);
500 _gmx_error("fatal",msg,file,line);
504 if (gmx_parallel_env_initialized())
508 /* Broadcast the fatal error number possibly modified
509 * on the master process, in case the user would like
510 * to use the return status on a non-master process.
511 * The master process in cr and dd always has global rank 0.
513 MPI_Bcast(&fatal_errno,sizeof(fatal_errno),MPI_BYTE,
516 /* Finalize nicely instead of aborting */
521 /* Let all other processes wait till the master has printed
522 * the error message and issued MPI_Abort.
524 MPI_Barrier(MPI_COMM_WORLD);
532 void _invalid_case(const char *fn,int line)
534 gmx_fatal(FARGS,"Invalid case in switch statement, file %s, line %d",
538 void _unexpected_eof(const char *fn,int line,const char *srcfn,int srcline)
540 gmx_fatal(FARGS,"Unexpected end of file in file %s at line %d\n"
541 "(Source file %s, line %d)",fn,line,srcfn,srcline);
545 * These files are global variables in the gromacs preprocessor
546 * Every routine in a file that includes gmx_fatal.h can write to these
547 * debug channels. Depending on the debuglevel used
548 * 0 to 3 of these filed are redirected to /dev/null
552 bool gmx_debug_at=FALSE;
554 void init_debug (const int dbglevel,const char *dbgfile)
557 tMPI_Thread_mutex_lock(&debug_mutex);
559 if (!bDebug) /* another thread hasn't already run this*/
562 debug=gmx_fio_fopen(dbgfile,"w+");
568 tMPI_Thread_mutex_unlock(&debug_mutex);
572 #if (defined __sgi && defined USE_SGI_FPE)
573 static void user_routine(unsigned us[5], int ii[2])
575 fprintf(stderr,"User routine us=(%u,%u,%u,%u,%u) ii=(%d,%d)\n",
576 us[0],us[1],us[2],us[3],us[4],ii[0],ii[1]);
577 fprintf(stderr,"Exception encountered! Dumping core\n");
581 static void abort_routine(unsigned int **ii)
583 fprintf(stderr,"Abort routine\n");
587 static void handle_signals(int n)
589 fprintf(stderr,"Handle signals: n = %d\n",n);
590 fprintf(stderr,"Dumping core\n");
594 void doexceptions(void)
598 int hs[] = { SIGILL, SIGFPE, SIGTRAP, SIGEMT, SIGSYS };
600 int onoff,en_mask,abort_action,i;
603 tMPI_Thread_mutex_lock(&debug_mutex);
606 en_mask = _EN_UNDERFL | _EN_OVERFL | _EN_DIVZERO |
607 _EN_INVALID | _EN_INT_OVERFL;
608 abort_action = _ABORT_ON_ERROR;
609 handle_sigfpes(onoff,en_mask,user_routine,abort_action,abort_routine);
611 for(i=0; (i<asize(hs)); i++)
612 signal(hs[i],handle_signals);
614 tMPI_Thread_mutex_unlock(&debug_mutex);
617 #endif /* __sgi and FPE */
619 static const char *gmxuser = "Please report this to the mailing list (gmx-users@gromacs.org)";
621 static void (*gmx_error_handler)(const char *msg) = quit_gmx;
623 void set_gmx_error_handler(void (*func)(const char *msg))
626 tMPI_Thread_mutex_lock(&debug_mutex);
628 gmx_error_handler = func;
630 tMPI_Thread_mutex_unlock(&debug_mutex);
634 char *gmx_strerror(const char *key)
637 const char *key,*msg;
639 error_msg_t msg[] = {
640 { "bug", "Possible bug" },
641 { "call", "Routine should not have been called" },
642 { "comm", "Communication (parallel processing) problem" },
643 { "fatal", "Fatal error" },
644 { "cmd", "Invalid command line argument" },
645 { "file", "File input/output error" },
646 { "impl", "Implementation restriction" },
647 { "incons", "Software inconsistency error" },
648 { "input", "Input error or input inconsistency" },
649 { "mem", "Memory allocation/freeing error" },
650 { "open", "Can not open file" },
651 { "range", "Range checking error" }
653 #define NMSG asize(msg)
658 return strdup("Empty message");
660 for(i=0; (i<NMSG); i++)
661 if (strcmp(key,msg[i].key) == 0)
664 sprintf(buf,"No error message associated with key %s\n%s",key,gmxuser);
668 return strdup(msg[i].msg);
673 void _gmx_error(const char *key,const char *msg,const char *file,int line)
675 char buf[10240],tmpbuf[1024],errerrbuf[1024];
677 const char *llines = "-------------------------------------------------------";
680 /* protect the audience from suggestive discussions */
684 sprintf(errerrbuf,"Empty fatal_error message. %s",gmxuser);
687 cool_quote(tmpbuf,1023,&cqnum);
688 strerr = gmx_strerror(key);
689 sprintf(buf,"\n%s\nProgram %s, %s\n"
690 "Source code file: %s, line: %d\n\n"
691 "%s:\n%s\nFor more information and tips for troubleshooting, please check the GROMACS\n"
692 "website at http://www.gromacs.org/Documentation/Errors\n%s\n\n%s\n",
693 llines,ShortProgram(),GromacsVersion(),file,line,
694 strerr,msg ? msg : errerrbuf,llines,tmpbuf);
697 gmx_error_handler(buf);
700 void _range_check(int n,int n_min,int n_max,const char *warn_str,
701 const char *var,const char *file,int line)
705 if ((n < n_min) || (n >= n_max)) {
706 if (warn_str != NULL) {
707 strcpy(buf,warn_str);
713 sprintf(buf+strlen(buf),"Variable %s has value %d. It should have been "
714 "within [ %d .. %d ]\n",var,n,n_min,n_max);
716 _gmx_error("range",buf,file,line);
720 void gmx_warning(const char *fmt,...)
727 parse_printf_args(fmt,&ap,msg);
731 fprintf(stderr,"\nWARNING: %s\n\n",msg);