Actual source code: init.c
1: #define PETSC_DLL
3: /*
5: This file defines part of the initialization of PETSc
7: This file uses regular malloc and free because it cannot know
8: what malloc is being used until it has already processed the input.
9: */
11: #include petscsys.h
12: #if defined(PETSC_HAVE_STDLIB_H)
13: #include <stdlib.h>
14: #endif
15: #if defined(PETSC_HAVE_MALLOC_H)
16: #include <malloc.h>
17: #endif
18: /* ------------------------Nasty global variables -------------------------------*/
19: /*
20: Indicates if PETSc started up MPI, or it was
21: already started before PETSc was initialized.
22: */
23: PetscTruth PetscBeganMPI = PETSC_FALSE;
24: PetscTruth PetscInitializeCalled = PETSC_FALSE;
25: PetscTruth PetscFinalizeCalled = PETSC_FALSE;
26: PetscMPIInt PetscGlobalRank = -1;
27: PetscMPIInt PetscGlobalSize = -1;
29: #if defined(PETSC_USE_COMPLEX)
30: #if defined(PETSC_COMPLEX_INSTANTIATE)
31: template <> class std::complex<double>; /* instantiate complex template class */
32: #endif
33: #if !defined(PETSC_HAVE_MPI_C_DOUBLE_COMPLEX)
34: MPI_Datatype MPI_C_DOUBLE_COMPLEX;
35: MPI_Datatype MPI_C_COMPLEX;
36: #endif
37: PetscScalar PETSC_i;
38: #else
39: PetscScalar PETSC_i = 0.0;
40: #endif
41: MPI_Datatype MPIU_2SCALAR = 0;
42: MPI_Datatype MPIU_2INT = 0;
44: #if defined(PETSC_USE_SCALAR_QD_DD)
45: MPI_Datatype MPIU_QD_DD;
46: #endif
47: /*
48: These are needed by petscbt.h
49: */
50: #include petscbt.h
51: char _BT_mask = ' ';
52: char _BT_c = ' ';
53: PetscInt _BT_idx = 0;
55: /*
56: Function that is called to display all error messages
57: */
58: PetscErrorCode (*PetscErrorPrintf)(const char [],...) = PetscErrorPrintfDefault;
59: PetscErrorCode (*PetscHelpPrintf)(MPI_Comm,const char [],...) = PetscHelpPrintfDefault;
60: PetscErrorCode (*PetscVFPrintf)(FILE*,const char[],va_list) = PetscVFPrintfDefault;
62: /* ------------------------------------------------------------------------------*/
63: /*
64: Optional file where all PETSc output from various prints is saved
65: */
66: FILE *petsc_history = PETSC_NULL;
70: PetscErrorCode PetscLogOpenHistoryFile(const char filename[],FILE **fd)
71: {
73: PetscMPIInt rank,size;
74: char pfile[PETSC_MAX_PATH_LEN],pname[PETSC_MAX_PATH_LEN],fname[PETSC_MAX_PATH_LEN],date[64];
75: char version[256];
78: MPI_Comm_rank(PETSC_COMM_WORLD,&rank);
79: if (!rank) {
80: char arch[10];
81: int err;
83: PetscGetArchType(arch,10);
84: PetscGetDate(date,64);
85: PetscGetVersion(version,256);
86: MPI_Comm_size(PETSC_COMM_WORLD,&size);
87: if (filename) {
88: PetscFixFilename(filename,fname);
89: } else {
90: PetscGetHomeDirectory(pfile,240);
91: PetscStrcat(pfile,"/.petschistory");
92: PetscFixFilename(pfile,fname);
93: }
95: *fd = fopen(fname,"a"); if (!fd) SETERRQ1(PETSC_ERR_FILE_OPEN,"Cannot open file: %s",fname);
96: PetscFPrintf(PETSC_COMM_SELF,*fd,"---------------------------------------------------------\n");
97: PetscFPrintf(PETSC_COMM_SELF,*fd,"%s %s\n",version,date);
98: PetscGetProgramName(pname,PETSC_MAX_PATH_LEN);
99: PetscFPrintf(PETSC_COMM_SELF,*fd,"%s on a %s, %d proc. with options:\n",pname,arch,size);
100: PetscOptionsPrint(*fd);
101: PetscFPrintf(PETSC_COMM_SELF,*fd,"---------------------------------------------------------\n");
102: err = fflush(*fd);
103: if (err) SETERRQ(PETSC_ERR_SYS,"fflush() failed on file");
104: }
105: return(0);
106: }
110: PetscErrorCode PetscLogCloseHistoryFile(FILE **fd)
111: {
113: PetscMPIInt rank;
114: char date[64];
115: int err;
118: MPI_Comm_rank(PETSC_COMM_WORLD,&rank);
119: if (!rank) {
120: PetscGetDate(date,64);
121: PetscFPrintf(PETSC_COMM_SELF,*fd,"---------------------------------------------------------\n");
122: PetscFPrintf(PETSC_COMM_SELF,*fd,"Finished at %s\n",date);
123: PetscFPrintf(PETSC_COMM_SELF,*fd,"---------------------------------------------------------\n");
124: err = fflush(*fd);
125: if (err) SETERRQ(PETSC_ERR_SYS,"fflush() failed on file");
126: err = fclose(*fd);
127: if (err) SETERRQ(PETSC_ERR_SYS,"fclose() failed on file");
128: }
129: return(0);
130: }
132: /* ------------------------------------------------------------------------------*/
134: /*
135: This is ugly and probably belongs somewhere else, but I want to
136: be able to put a true MPI abort error handler with command line args.
138: This is so MPI errors in the debugger will leave all the stack
139: frames. The default abort cleans up and exits.
140: */
144: void Petsc_MPI_AbortOnError(MPI_Comm *comm,PetscMPIInt *flag)
145: {
147: (*PetscErrorPrintf)("MPI error %d\n",(int)*flag);
148: abort();
149: }
153: void Petsc_MPI_DebuggerOnError(MPI_Comm *comm,PetscMPIInt *flag)
154: {
158: (*PetscErrorPrintf)("MPI error %d\n",(int)*flag);
159: PetscAttachDebugger();
160: if (ierr) { /* hopeless so get out */
161: MPI_Finalize();
162: exit(*flag);
163: }
164: }
168: /*@C
169: PetscEnd - Calls PetscFinalize() and then ends the program. This is useful if one
170: wishes a clean exit somewhere deep in the program.
172: Collective on PETSC_COMM_WORLD
174: Options Database Keys are the same as for PetscFinalize()
176: Level: advanced
178: Note:
179: See PetscInitialize() for more general runtime options.
181: .seealso: PetscInitialize(), PetscOptionsPrint(), PetscMallocDump(), PetscMPIDump(), PetscFinalize()
182: @*/
183: PetscErrorCode PetscEnd(void)
184: {
186: PetscFinalize();
187: exit(0);
188: return 0;
189: }
191: PetscTruth PetscOptionsPublish = PETSC_FALSE;
192: EXTERN PetscErrorCode PetscSetUseTrMalloc_Private(void);
194: static char emacsmachinename[256];
196: PetscErrorCode (*PetscExternalVersionFunction)(MPI_Comm) = 0;
197: PetscErrorCode (*PetscExternalHelpFunction)(MPI_Comm) = 0;
201: /*@C
202: PetscSetHelpVersionFunctions - Sets functions that print help and version information
203: before the PETSc help and version information is printed. Must call BEFORE PetscInitialize().
204: This routine enables a "higher-level" package that uses PETSc to print its messages first.
206: Input Parameter:
207: + help - the help function (may be PETSC_NULL)
208: - version - the version function (may be PETSC_NULL)
210: Level: developer
212: Concepts: package help message
214: @*/
215: PetscErrorCode PetscSetHelpVersionFunctions(PetscErrorCode (*help)(MPI_Comm),PetscErrorCode (*version)(MPI_Comm))
216: {
218: PetscExternalHelpFunction = help;
219: PetscExternalVersionFunction = version;
220: return(0);
221: }
225: PetscErrorCode PetscOptionsCheckInitial_Private(void)
226: {
227: char string[64],mname[PETSC_MAX_PATH_LEN],*f;
228: MPI_Comm comm = PETSC_COMM_WORLD;
229: PetscTruth flg1 = PETSC_FALSE,flg2 = PETSC_FALSE,flg3 = PETSC_FALSE,flag,flgz,flgzout;
231: PetscReal si;
232: int i;
233: PetscMPIInt rank;
234: char version[256];
237: MPI_Comm_rank(PETSC_COMM_WORLD,&rank);
239: /*
240: Setup the memory management; support for tracing malloc() usage
241: */
242: PetscOptionsGetTruth(PETSC_NULL,"-malloc_log",&flg3,PETSC_NULL);
243: #if defined(PETSC_USE_DEBUG)
244: PetscOptionsGetTruth(PETSC_NULL,"-malloc",&flg1,&flg2);
245: if ((!flg2 || flg1) && !petscsetmallocvisited) {
246: PetscSetUseTrMalloc_Private();
247: }
248: #else
249: PetscOptionsGetTruth(PETSC_NULL,"-malloc_dump",&flg1,PETSC_NULL);
250: PetscOptionsGetTruth(PETSC_NULL,"-malloc",&flg2,PETSC_NULL);
251: if (flg1 || flg2 || flg3) {PetscSetUseTrMalloc_Private();}
252: #endif
253: if (flg3) {
254: PetscMallocSetDumpLog();
255: }
256: flg1 = PETSC_FALSE;
257: PetscOptionsGetTruth(PETSC_NULL,"-malloc_debug",&flg1,PETSC_NULL);
258: if (flg1) {
259: PetscSetUseTrMalloc_Private();
260: PetscMallocDebug(PETSC_TRUE);
261: }
263: flg1 = PETSC_FALSE;
264: PetscOptionsGetTruth(PETSC_NULL,"-malloc_info",&flg1,PETSC_NULL);
265: if (!flg1) {
266: flg1 = PETSC_FALSE;
267: PetscOptionsGetTruth(PETSC_NULL,"-memory_info",&flg1,PETSC_NULL);
268: }
269: if (flg1) {
270: PetscMemorySetGetMaximumUsage();
271: }
273: /*
274: Set the display variable for graphics
275: */
276: PetscSetDisplay();
278: /*
279: Print the PETSc version information
280: */
281: PetscOptionsHasName(PETSC_NULL,"-v",&flg1);
282: PetscOptionsHasName(PETSC_NULL,"-version",&flg2);
283: PetscOptionsHasName(PETSC_NULL,"-help",&flg3);
284: if (flg1 || flg2 || flg3){
286: /*
287: Print "higher-level" package version message
288: */
289: if (PetscExternalVersionFunction) {
290: (*PetscExternalVersionFunction)(comm);
291: }
293: PetscGetVersion(version,256);
294: (*PetscHelpPrintf)(comm,"--------------------------------------------\
295: ------------------------------\n");
296: (*PetscHelpPrintf)(comm,"%s\n",version);
297: (*PetscHelpPrintf)(comm,"%s",PETSC_AUTHOR_INFO);
298: (*PetscHelpPrintf)(comm,"See docs/copyright.html for copyright information\n");
299: (*PetscHelpPrintf)(comm,"See docs/changes/index.html for recent updates.\n");
300: (*PetscHelpPrintf)(comm,"See docs/troubleshooting.html for problems.\n");
301: (*PetscHelpPrintf)(comm,"See docs/manualpages/index.html for help. \n");
302: (*PetscHelpPrintf)(comm,"Libraries linked from %s\n",PETSC_LIB_DIR);
303: (*PetscHelpPrintf)(comm,"--------------------------------------------\
304: ------------------------------\n");
305: }
307: /*
308: Print "higher-level" package help message
309: */
310: if (flg3){
311: if (PetscExternalHelpFunction) {
312: (*PetscExternalHelpFunction)(comm);
313: }
314: }
316: /*
317: Setup the error handling
318: */
319: flg1 = PETSC_FALSE;
320: PetscOptionsGetTruth(PETSC_NULL,"-fp_trap",&flg1,PETSC_NULL);
321: if (flg1) { PetscSetFPTrap(PETSC_FP_TRAP_ON); }
322: flg1 = PETSC_FALSE;
323: PetscOptionsGetTruth(PETSC_NULL,"-on_error_abort",&flg1,PETSC_NULL);
324: if (flg1) { PetscPushErrorHandler(PetscAbortErrorHandler,0);CHKERRQ(ierr)}
325: flg1 = PETSC_FALSE;
326: PetscOptionsGetTruth(PETSC_NULL,"-on_error_mpiabort",&flg1,PETSC_NULL);
327: if (flg1) { PetscPushErrorHandler(PetscMPIAbortErrorHandler,0);CHKERRQ(ierr)}
328: flg1 = PETSC_FALSE;
329: PetscOptionsGetTruth(PETSC_NULL,"-mpi_return_on_error",&flg1,PETSC_NULL);
330: if (flg1) {
331: MPI_Errhandler_set(comm,MPI_ERRORS_RETURN);
332: }
333: flg1 = PETSC_FALSE;
334: PetscOptionsGetTruth(PETSC_NULL,"-no_signal_handler",&flg1,PETSC_NULL);
335: if (!flg1) { PetscPushSignalHandler(PetscDefaultSignalHandler,(void*)0);CHKERRQ(ierr) }
337: /*
338: Setup debugger information
339: */
340: PetscSetDefaultDebugger();
341: PetscOptionsGetString(PETSC_NULL,"-on_error_attach_debugger",string,64,&flg1);
342: if (flg1) {
343: MPI_Errhandler err_handler;
345: PetscSetDebuggerFromString(string);
346: MPI_Errhandler_create((MPI_Handler_function*)Petsc_MPI_DebuggerOnError,&err_handler);
347: MPI_Errhandler_set(comm,err_handler);
348: PetscPushErrorHandler(PetscAttachDebuggerErrorHandler,0);
349: }
350: PetscOptionsGetString(PETSC_NULL,"-debug_terminal",string,64,&flg1);
351: if (flg1) { PetscSetDebugTerminal(string); }
352: PetscOptionsGetString(PETSC_NULL,"-start_in_debugger",string,64,&flg1);
353: PetscOptionsGetString(PETSC_NULL,"-stop_for_debugger",string,64,&flg2);
354: if (flg1 || flg2) {
355: PetscMPIInt size;
356: PetscInt lsize,*nodes;
357: MPI_Errhandler err_handler;
358: /*
359: we have to make sure that all processors have opened
360: connections to all other processors, otherwise once the
361: debugger has stated it is likely to receive a SIGUSR1
362: and kill the program.
363: */
364: MPI_Comm_size(PETSC_COMM_WORLD,&size);
365: if (size > 2) {
366: PetscMPIInt dummy = 0;
367: MPI_Status status;
368: for (i=0; i<size; i++) {
369: if (rank != i) {
370: MPI_Send(&dummy,1,MPI_INT,i,109,PETSC_COMM_WORLD);
371: }
372: }
373: for (i=0; i<size; i++) {
374: if (rank != i) {
375: MPI_Recv(&dummy,1,MPI_INT,i,109,PETSC_COMM_WORLD,&status);
376: }
377: }
378: }
379: /* check if this processor node should be in debugger */
380: PetscMalloc(size*sizeof(PetscInt),&nodes);
381: lsize = size;
382: PetscOptionsGetIntArray(PETSC_NULL,"-debugger_nodes",nodes,&lsize,&flag);
383: if (flag) {
384: for (i=0; i<lsize; i++) {
385: if (nodes[i] == rank) { flag = PETSC_FALSE; break; }
386: }
387: }
388: if (!flag) {
389: PetscSetDebuggerFromString(string);
390: PetscPushErrorHandler(PetscAbortErrorHandler,0);
391: if (flg1) {
392: PetscAttachDebugger();
393: } else {
394: PetscStopForDebugger();
395: }
396: MPI_Errhandler_create((MPI_Handler_function*)Petsc_MPI_AbortOnError,&err_handler);
397: MPI_Errhandler_set(comm,err_handler);
398: }
399: PetscFree(nodes);
400: }
402: PetscOptionsGetString(PETSC_NULL,"-on_error_emacs",emacsmachinename,128,&flg1);
403: if (flg1 && !rank) {PetscPushErrorHandler(PetscEmacsClientErrorHandler,emacsmachinename);CHKERRQ(ierr)}
405: #if defined(PETSC_USE_SOCKET_VIEWER)
406: /*
407: Activates new sockets for zope if needed
408: */
409: ierr=PetscOptionsHasName(PETSC_NULL,"-zope", &flgz);
410: ierr=PetscOptionsHasName(PETSC_NULL,"-nostdout", &flgzout);
411: if(flgz){
413: int sockfd;
414: char hostname[256];
415: char username[256];
416: int remoteport = 9999;
417: ierr=PetscOptionsGetString(PETSC_NULL, "-zope", hostname, 256, &flgz);
418: if(!hostname[0]){
419: ierr=PetscGetHostName(hostname,256);}
420: ierr=PetscOpenSocket(hostname, remoteport, &sockfd);
421: PetscGetUserName(username, 256);
422: PETSC_ZOPEFD = fdopen(sockfd, "w");
423: if(flgzout){
424: PETSC_STDOUT = PETSC_ZOPEFD;
425: fprintf(PETSC_STDOUT, "<<<user>>> %s\n",username);
426: fprintf(PETSC_STDOUT, "<<<start>>>");
427: }
428: else{
429: fprintf(PETSC_ZOPEFD, "<<<user>>> %s\n",username);
430: fprintf(PETSC_ZOPEFD, "<<<start>>>");
431: }}
432: #endif
434: /*
435: Setup profiling and logging
436: */
437: #if defined (PETSC_USE_INFO)
438: flg1 = PETSC_FALSE;
439: PetscOptionsGetTruth(PETSC_NULL,"-info",&flg1,PETSC_NULL);
440: if (flg1) {
441: char logname[PETSC_MAX_PATH_LEN]; logname[0] = 0;
442: PetscOptionsGetString(PETSC_NULL,"-info",logname,250,&flg1);
443: if (logname[0]) {
444: PetscInfoAllow(PETSC_TRUE,logname);
445: } else {
446: PetscInfoAllow(PETSC_TRUE,PETSC_NULL);
447: }
448: }
449: #endif
450: #if defined(PETSC_USE_LOG)
451: mname[0] = 0;
452: PetscOptionsGetString(PETSC_NULL,"-log_history",mname,PETSC_MAX_PATH_LEN,&flg1);
453: if (flg1) {
454: if (mname[0]) {
455: PetscLogOpenHistoryFile(mname,&petsc_history);
456: } else {
457: PetscLogOpenHistoryFile(0,&petsc_history);
458: }
459: }
460: #if defined(PETSC_HAVE_MPE)
461: flg1 = PETSC_FALSE;
462: PetscOptionsGetTruth(PETSC_NULL,"-log_mpe",&flg1,PETSC_NULL);
463: if (flg1) PetscLogMPEBegin();
464: #endif
465: flg1 = PETSC_FALSE;
466: flg2 = PETSC_FALSE;
467: flg3 = PETSC_FALSE;
468: PetscOptionsGetTruth(PETSC_NULL,"-log_all",&flg1,PETSC_NULL);
469: PetscOptionsGetTruth(PETSC_NULL,"-log",&flg2,PETSC_NULL);
470: PetscOptionsHasName(PETSC_NULL,"-log_summary",&flg3);
471: if (flg1) { PetscLogAllBegin(); }
472: else if (flg2 || flg3) { PetscLogBegin();}
473:
474: PetscOptionsGetString(PETSC_NULL,"-log_trace",mname,250,&flg1);
475: if (flg1) {
476: char name[PETSC_MAX_PATH_LEN],fname[PETSC_MAX_PATH_LEN];
477: FILE *file;
478: if (mname[0]) {
479: sprintf(name,"%s.%d",mname,rank);
480: PetscFixFilename(name,fname);
481: file = fopen(fname,"w");
482: if (!file) {
483: SETERRQ1(PETSC_ERR_FILE_OPEN,"Unable to open trace file: %s",fname);
484: }
485: } else {
486: file = PETSC_STDOUT;
487: }
488: PetscLogTraceBegin(file);
489: }
490: #endif
492: /*
493: Setup building of stack frames for all function calls
494: */
495: #if defined(PETSC_USE_DEBUG)
496: PetscStackCreate();
497: #endif
499: PetscOptionsGetTruth(PETSC_NULL,"-options_gui",&PetscOptionsPublish,PETSC_NULL);
501: /*
502: Print basic help message
503: */
504: PetscOptionsHasName(PETSC_NULL,"-help",&flg1);
505: if (flg1) {
506: (*PetscHelpPrintf)(comm,"Options for all PETSc programs:\n");
507: (*PetscHelpPrintf)(comm," -help: prints help method for each option");
508: (*PetscHelpPrintf)(comm," -on_error_abort: cause an abort when an error is");
509: (*PetscHelpPrintf)(comm," detected. Useful \n only when run in the debugger\n");
510: (*PetscHelpPrintf)(comm," -on_error_attach_debugger [gdb,dbx,xxgdb,ups,noxterm]\n");
511: (*PetscHelpPrintf)(comm," start the debugger in new xterm\n");
512: (*PetscHelpPrintf)(comm," unless noxterm is given\n");
513: (*PetscHelpPrintf)(comm," -start_in_debugger [gdb,dbx,xxgdb,ups,noxterm]\n");
514: (*PetscHelpPrintf)(comm," start all processes in the debugger\n");
515: (*PetscHelpPrintf)(comm," -on_error_emacs <machinename>\n");
516: (*PetscHelpPrintf)(comm," emacs jumps to error file\n");
517: (*PetscHelpPrintf)(comm," -debugger_nodes [n1,n2,..] Nodes to start in debugger\n");
518: (*PetscHelpPrintf)(comm," -debugger_pause [m] : delay (in seconds) to attach debugger\n");
519: (*PetscHelpPrintf)(comm," -stop_for_debugger : prints message on how to attach debugger manually\n");
520: (*PetscHelpPrintf)(comm," waits the delay for you to attach\n");
521: (*PetscHelpPrintf)(comm," -display display: Location where graphics and debuggers are displayed\n");
522: (*PetscHelpPrintf)(comm," -no_signal_handler: do not trap error signals\n");
523: (*PetscHelpPrintf)(comm," -mpi_return_on_error: MPI returns error code, rather than abort on internal error\n");
524: (*PetscHelpPrintf)(comm," -fp_trap: stop on floating point exceptions\n");
525: (*PetscHelpPrintf)(comm," note on IBM RS6000 this slows run greatly\n");
526: (*PetscHelpPrintf)(comm," -malloc_dump <optional filename>: dump list of unfreed memory at conclusion\n");
527: (*PetscHelpPrintf)(comm," -malloc: use our error checking malloc\n");
528: (*PetscHelpPrintf)(comm," -malloc no: don't use error checking malloc\n");
529: (*PetscHelpPrintf)(comm," -malloc_info: prints total memory usage\n");
530: (*PetscHelpPrintf)(comm," -malloc_log: keeps log of all memory allocations\n");
531: (*PetscHelpPrintf)(comm," -malloc_debug: enables extended checking for memory corruption\n");
532: (*PetscHelpPrintf)(comm," -options_table: dump list of options inputted\n");
533: (*PetscHelpPrintf)(comm," -options_left: dump list of unused options\n");
534: (*PetscHelpPrintf)(comm," -options_left no: don't dump list of unused options\n");
535: (*PetscHelpPrintf)(comm," -tmp tmpdir: alternative /tmp directory\n");
536: (*PetscHelpPrintf)(comm," -shared_tmp: tmp directory is shared by all processors\n");
537: (*PetscHelpPrintf)(comm," -not_shared_tmp: each processor has separate tmp directory\n");
538: (*PetscHelpPrintf)(comm," -memory_info: print memory usage at end of run\n");
539: #if defined(PETSC_USE_LOG)
540: (*PetscHelpPrintf)(comm," -get_total_flops: total flops over all processors\n");
541: (*PetscHelpPrintf)(comm," -log[_all _summary]: logging objects and events\n");
542: (*PetscHelpPrintf)(comm," -log_trace [filename]: prints trace of all PETSc calls\n");
543: #if defined(PETSC_HAVE_MPE)
544: (*PetscHelpPrintf)(comm," -log_mpe: Also create logfile viewable through upshot\n");
545: #endif
546: (*PetscHelpPrintf)(comm," -info <optional filename>: print informative messages about the calculations\n");
547: #endif
548: (*PetscHelpPrintf)(comm," -v: prints PETSc version number and release date\n");
549: (*PetscHelpPrintf)(comm," -options_file <file>: reads options from file\n");
550: (*PetscHelpPrintf)(comm," -petsc_sleep n: sleeps n seconds before running program\n");
551: (*PetscHelpPrintf)(comm,"-----------------------------------------------\n");
552: }
554: PetscOptionsGetReal(PETSC_NULL,"-petsc_sleep",&si,&flg1);
555: if (flg1) {
556: PetscSleep(si);
557: }
559: PetscOptionsGetString(PETSC_NULL,"-info_exclude",mname,PETSC_MAX_PATH_LEN,&flg1);
560: PetscStrstr(mname,"null",&f);
561: if (f) {
562: PetscInfoDeactivateClass(PETSC_NULL);
563: }
566: return(0);
567: }