xref: /petsc/src/sys/objects/ftn-custom/zstart.c (revision bf0c4ff7f024e5604c03be42c12927a3985c36f7)
1 /*
2   This file contains Fortran stubs for PetscInitialize and Finalize.
3 */
4 
5 /*
6     This is to prevent the Cray T3D version of MPI (University of Edinburgh)
7   from stupidly redefining MPI_INIT(). They put this in to detect errors
8   in C code,but here I do want to be calling the Fortran version from a
9   C subroutine.
10 */
11 #define T3DMPI_FORTRAN
12 #define T3EMPI_FORTRAN
13 
14 #include <petsc/private/fortranimpl.h>
15 
16 #if defined(PETSC_HAVE_CUDA)
17 #include <cublas.h>
18 #endif
19 
20 #if defined(PETSC_HAVE_FORTRAN_CAPS)
21 #define petscinitialize_              PETSCINITIALIZE
22 #define petscfinalize_                PETSCFINALIZE
23 #define petscend_                     PETSCEND
24 #define iargc_                        IARGC
25 #define getarg_                       GETARG
26 #define mpi_init_                     MPI_INIT
27 #define petscgetcommoncomm_           PETSCGETCOMMONCOMM
28 #elif !defined(PETSC_HAVE_FORTRAN_UNDERSCORE)
29 #define petscinitialize_              petscinitialize
30 #define petscfinalize_                petscfinalize
31 #define petscend_                     petscend
32 #define mpi_init_                     mpi_init
33 #define iargc_                        iargc
34 #define getarg_                       getarg
35 #define petscgetcommoncomm_           petscgetcommoncomm
36 #endif
37 
38 #if defined(PETSC_HAVE_NAGF90)
39 #undef iargc_
40 #undef getarg_
41 #define iargc_  f90_unix_MP_iargc
42 #define getarg_ f90_unix_MP_getarg
43 #endif
44 #if defined(PETSC_USE_NARGS) /* Digital Fortran */
45 #undef iargc_
46 #undef getarg_
47 #define iargc_  NARGS
48 #define getarg_ GETARG
49 #elif defined(PETSC_HAVE_PXFGETARG_NEW)  /* cray x1 */
50 #undef iargc_
51 #undef getarg_
52 #define iargc_  ipxfargc_
53 #define getarg_ pxfgetarg_
54 #endif
55 #if defined(PETSC_HAVE_FORTRAN_IARGC_UNDERSCORE) /* HPUX + no underscore */
56 #undef iargc_
57 #undef getarg_
58 #define iargc_   iargc_
59 #define getarg_  getarg_
60 #endif
61 #if defined(PETSC_HAVE_GFORTRAN_IARGC) /* gfortran from gcc4 */
62 #undef iargc_
63 #undef getarg_
64 #define iargc_  _gfortran_iargc
65 #define getarg_ _gfortran_getarg_i4
66 #elif defined(PETSC_HAVE_BGL_IARGC) /* bgl g77 has different external & internal name mangling */
67 #undef iargc_
68 #undef getarg_
69 #define iargc  iargc_
70 #define getarg getarg_
71 #endif
72 
73 /*
74     The extra _ is because the f2c compiler puts an
75   extra _ at the end if the original routine name
76   contained any _.
77 */
78 #if defined(PETSC_HAVE_FORTRAN_UNDERSCORE_UNDERSCORE)
79 #undef mpi_init_
80 #define mpi_init_             mpi_init__
81 #endif
82 
83 PETSC_EXTERN void PETSC_STDCALL mpi_init_(int*);
84 PETSC_EXTERN void PETSC_STDCALL petscgetcommoncomm_(PetscMPIInt*);
85 
86 /*
87      Different Fortran compilers handle command lines in different ways
88 */
89 #if defined(PETSC_USE_NARGS)
90 PETSC_EXTERN short __stdcall NARGS();
91 PETSC_EXTERN void __stdcall GETARG(short*,char*,int,short *);
92 
93 #elif defined(PETSC_HAVE_FORTRAN_STDCALL)
94 PETSC_EXTERN int PETSC_STDCALL IARGC();
95 PETSC_EXTERN void PETSC_STDCALL GETARG(int *,char *,int);
96 
97 #elif defined(PETSC_HAVE_PXFGETARG_NEW)
98 PETSC_EXTERN int iargc_();
99 PETSC_EXTERN void getarg_(int*,char*,int*,int*,int);
100 
101 #else
102 PETSC_EXTERN int iargc_();
103 PETSC_EXTERN void getarg_(int*,char*,int);
104 /*
105       The Cray T3D/T3E use the PXFGETARG() function
106 */
107 #if defined(PETSC_HAVE_PXFGETARG)
108 PETSC_EXTERN void PXFGETARG(int*,_fcd,int*,int*);
109 #endif
110 #endif
111 
112 #if (defined(PETSC_HAVE_COMPLEX) && !defined(PETSC_HAVE_MPI_C_DOUBLE_COMPLEX)) || defined(PETSC_USE_REAL___FLOAT128)
113 extern MPI_Op MPIU_SUM;
114 
115 PETSC_EXTERN void MPIAPI PetscSum_Local(void*,void*,PetscMPIInt*,MPI_Datatype*);
116 
117 #endif
118 #if defined(PETSC_USE_REAL___FLOAT128)
119 
120 PETSC_EXTERN void MPIAPI PetscSum_Local(void*,void*,PetscMPIInt*,MPI_Datatype*);
121 PETSC_EXTERN void MPIAPI PetscMax_Local(void*,void*,PetscMPIInt*,MPI_Datatype*);
122 PETSC_EXTERN void MPIAPI PetscMin_Local(void*,void*,PetscMPIInt*,MPI_Datatype*);
123 #endif
124 
125 extern MPI_Op PetscMaxSum_Op;
126 
127 PETSC_EXTERN void MPIAPI PetscMaxSum_Local(void*,void*,PetscMPIInt*,MPI_Datatype*);
128 PETSC_EXTERN PetscMPIInt MPIAPI Petsc_DelCounter(MPI_Comm,PetscMPIInt,void*,void*);
129 PETSC_EXTERN PetscMPIInt MPIAPI Petsc_DelComm_Inner(MPI_Comm,PetscMPIInt,void*,void*);
130 PETSC_EXTERN PetscMPIInt MPIAPI Petsc_DelComm_Outer(MPI_Comm,PetscMPIInt,void*,void*);
131 
132 extern PetscErrorCode  PetscOptionsCheckInitial_Private(void);
133 extern PetscErrorCode  PetscOptionsCheckInitial_Components(void);
134 extern PetscErrorCode  PetscInitialize_DynamicLibraries(void);
135 #if defined(PETSC_USE_LOG)
136 extern PetscErrorCode  PetscLogInitialize(void);
137 #endif
138 extern PetscErrorCode  PetscMallocAlign(size_t,int,const char[],const char[],void**);
139 extern PetscErrorCode  PetscFreeAlign(void*,int,const char[],const char[]);
140 extern int  PetscGlobalArgc;
141 extern char **PetscGlobalArgs;
142 
143 /*
144     Reads in Fortran command line argments and sends them to
145   all processors and adds them to Options database.
146 */
147 
148 PetscErrorCode PETScParseFortranArgs_Private(int *argc,char ***argv)
149 {
150 #if defined(PETSC_USE_NARGS)
151   short          i,flg;
152 #else
153   int            i;
154 #endif
155   PetscErrorCode ierr;
156   int            warg = 256;
157   PetscMPIInt    rank;
158   char           *p;
159 
160   ierr = MPI_Comm_rank(PETSC_COMM_WORLD,&rank);CHKERRQ(ierr);
161   if (!rank) {
162 #if defined(PETSC_HAVE_IARG_COUNT_PROGNAME)
163     *argc = iargc_();
164 #else
165     /* most compilers do not count the program name for argv[0] */
166     *argc = 1 + iargc_();
167 #endif
168   }
169   ierr = MPI_Bcast(argc,1,MPI_INT,0,PETSC_COMM_WORLD);CHKERRQ(ierr);
170 
171   /* PetscTrMalloc() not yet set, so don't use PetscMalloc() */
172   ierr = PetscMallocAlign((*argc+1)*(warg*sizeof(char)+sizeof(char*)),0,0,0,(void**)argv);CHKERRQ(ierr);
173   (*argv)[0] = (char*)(*argv + *argc + 1);
174 
175   if (!rank) {
176     ierr = PetscMemzero((*argv)[0],(*argc)*warg*sizeof(char));CHKERRQ(ierr);
177     for (i=0; i<*argc; i++) {
178       (*argv)[i+1] = (*argv)[i] + warg;
179 #if defined(PETSC_HAVE_PXFGETARG_NEW)
180       {char *tmp = (*argv)[i];
181       int ilen;
182       getarg_(&i,tmp,&ilen,&ierr,warg);CHKERRQ(ierr);
183       tmp[ilen] = 0;}
184 #elif defined(PETSC_USE_NARGS)
185       GETARG(&i,(*argv)[i],warg,&flg);
186 #else
187       /*
188       Because the stupid #defines above define all kinds of things to getarg_ we cannot do this test
189       #elif defined(PETSC_HAVE_GETARG)
190       getarg_(&i,(*argv)[i],warg);
191       #else
192          SETERRQ(PETSC_COMM_SELF,PETSC_ERR_SUP,"Cannot get Fortran command line arguments");
193       */
194       getarg_(&i,(*argv)[i],warg);
195 #endif
196       /* zero out garbage at end of each argument */
197       p = (*argv)[i] + warg-1;
198       while (p > (*argv)[i]) {
199         if (*p == ' ') *p = 0;
200         p--;
201       }
202     }
203   }
204   ierr = MPI_Bcast((*argv)[0],*argc*warg,MPI_CHAR,0,PETSC_COMM_WORLD);CHKERRQ(ierr);
205   if (rank) {
206     for (i=0; i<*argc; i++) (*argv)[i+1] = (*argv)[i] + warg;
207   }
208   return 0;
209 }
210 
211 #if defined(PETSC_SERIALIZE_FUNCTIONS)
212 extern PetscFPT PetscFPTData;
213 #endif
214 
215 #if defined(PETSC_HAVE_THREADSAFETY)
216 PetscSpinlock PetscViewerASCIISpinLock;
217 PetscSpinlock PetscCommSpinLock;
218 #endif
219 
220 /* -----------------------------------------------------------------------------------------------*/
221 
222 #if defined(PETSC_HAVE_SAWS)
223 #include <petscviewersaws.h>
224 extern PetscErrorCode  PetscInitializeSAWs(const char[]);
225 #endif
226 
227 /*
228     petscinitialize - Version called from Fortran.
229 
230     Notes:
231       Since this is called from Fortran it does not return error codes
232 
233 */
234 PETSC_EXTERN void PETSC_STDCALL petscinitialize_(CHAR filename PETSC_MIXED_LEN(len),PetscErrorCode *ierr PETSC_END_LEN(len))
235 {
236 #if defined (PETSC_USE_NARGS)
237   short       flg,i;
238 #else
239   int         i;
240 #if !defined(PETSC_HAVE_PXFGETARG_NEW) && !defined (PETSC_HAVE_PXFGETARG_NEW)
241   int         j;
242 #endif
243 #endif
244 #if defined(PETSC_HAVE_CUDA)
245   PetscBool   flg2;
246 #endif
247   int         flag;
248   PetscMPIInt size;
249   char        *t1,name[256],hostname[64];
250   PetscMPIInt f_petsc_comm_world;
251 
252   *ierr = PetscMemzero(name,256); if (*ierr) return;
253   if (PetscInitializeCalled) {*ierr = 0; return;}
254 
255   /* this must be initialized in a routine, not as a constant declaration*/
256   PETSC_STDOUT = stdout;
257   PETSC_STDERR = stderr;
258 
259   /* on Windows - set printf to default to printing 2 digit exponents */
260 #if defined(PETSC_HAVE__SET_OUTPUT_FORMAT)
261   _set_output_format(_TWO_DIGIT_EXPONENT);
262 #endif
263 
264   *ierr = PetscOptionsCreate();
265   if (*ierr) return;
266   i = 0;
267 #if defined (PETSC_HAVE_PXFGETARG_NEW)
268   { int ilen,sierr;
269     getarg_(&i,name,&ilen,&sierr,256);
270     if (sierr) PetscStrncpy(name,"Unknown Name",256);
271     else name[ilen] = 0;
272   }
273 #elif defined(PETSC_USE_NARGS)
274   GETARG(&i,name,256,&flg);
275 #else
276   getarg_(&i,name,256);
277   /* Eliminate spaces at the end of the string */
278   for (j=254; j>=0; j--) {
279     if (name[j] != ' ') {
280       name[j+1] = 0;
281       break;
282     }
283   }
284   if (j<0) PetscStrncpy(name,"Unknown Name",256);
285 #endif
286   *ierr = PetscSetProgramName(name);
287   if (*ierr) {(*PetscErrorPrintf)("PetscInitialize: Calling PetscSetProgramName()\n");return;}
288 
289   /* check if PETSC_COMM_WORLD is initialized by the user in fortran */
290   petscgetcommoncomm_(&f_petsc_comm_world);
291   MPI_Initialized(&flag);
292   if (!flag) {
293     PetscMPIInt mierr;
294 
295     if (f_petsc_comm_world) {(*PetscErrorPrintf)("You cannot set PETSC_COMM_WORLD if you have not initialized MPI first\n");return;}
296     /* MPI requires calling Fortran mpi_init() if main program is Fortran */
297 #if defined(PETSC_HAVE_MPIUNI) && defined(MPIUNI_AVOID_MPI_NAMESPACE)
298     mierr = MPI_Init((int*)0, (char***)0);
299 #else
300     mpi_init_(&mierr);
301 #endif
302     if (mierr) {
303       *ierr = mierr;
304       (*PetscErrorPrintf)("PetscInitialize: Calling Fortran MPI_Init()\n");
305       return;
306     }
307     PetscBeganMPI = PETSC_TRUE;
308   }
309   if (f_petsc_comm_world) PETSC_COMM_WORLD = MPI_Comm_f2c(*(MPI_Fint*)&f_petsc_comm_world); /* User called MPI_INITIALIZE() and changed PETSC_COMM_WORLD */
310   else PETSC_COMM_WORLD = MPI_COMM_WORLD;
311   PetscInitializeCalled = PETSC_TRUE;
312 
313   *ierr = PetscSpinlockCreate(&PetscViewerASCIISpinLock);
314   if (*ierr) {(*PetscErrorPrintf)("PetscInitialize: Creating global spin lock\n");return;}
315   *ierr = PetscSpinlockCreate(&PetscCommSpinLock);
316   if (*ierr) {(*PetscErrorPrintf)("PetscInitialize: Creating global spin lock\n");return;}
317 
318   *ierr = PetscErrorPrintfInitialize();
319   if (*ierr) {(*PetscErrorPrintf)("PetscInitialize: Calling PetscErrorPrintfInitialize()\n");return;}
320   *ierr = MPI_Comm_rank(MPI_COMM_WORLD,&PetscGlobalRank);
321   if (*ierr) {(*PetscErrorPrintf)("PetscInitialize: Setting PetscGlobalRank\n");return;}
322   *ierr = MPI_Comm_size(MPI_COMM_WORLD,&PetscGlobalSize);
323   if (*ierr) {(*PetscErrorPrintf)("PetscInitialize: Setting PetscGlobalSize\n");return;}
324 
325   MPIU_BOOL = MPI_INT;
326   MPIU_ENUM = MPI_INT;
327 
328 #if defined(PETSC_HAVE_COMPLEX)
329   /*
330      Initialized the global variable; this is because with
331      shared libraries the constructors for global variables
332      are not called; at least on IRIX.
333   */
334   {
335 #if defined(PETSC_CLANGUAGE_CXX)
336     PetscComplex ic(0.0,1.0);
337     PETSC_i = ic;
338 #else
339     PETSC_i = _Complex_I;
340 #endif
341   }
342 
343 #if !defined(PETSC_HAVE_MPI_C_DOUBLE_COMPLEX)
344   *ierr = MPI_Type_contiguous(2,MPI_DOUBLE,&MPIU_C_DOUBLE_COMPLEX);
345   if (*ierr) {(*PetscErrorPrintf)("PetscInitialize:Creating MPI types\n");return;}
346   *ierr = MPI_Type_commit(&MPIU_C_DOUBLE_COMPLEX);
347   if (*ierr) {(*PetscErrorPrintf)("PetscInitialize:Creating MPI types\n");return;}
348   *ierr = MPI_Type_contiguous(2,MPI_FLOAT,&MPIU_C_COMPLEX);
349   if (*ierr) {(*PetscErrorPrintf)("PetscInitialize:Creating MPI types\n");return;}
350   *ierr = MPI_Type_commit(&MPIU_C_COMPLEX);
351   if (*ierr) {(*PetscErrorPrintf)("PetscInitialize:Creating MPI types\n");return;}
352   *ierr = MPI_Op_create(PetscSum_Local,1,&MPIU_SUM);
353   if (*ierr) {(*PetscErrorPrintf)("PetscInitialize:Creating MPI ops\n");return;}
354 #endif
355 
356 #endif
357 
358 #if defined(PETSC_USE_REAL___FLOAT128)
359   *ierr = MPI_Type_contiguous(2,MPI_DOUBLE,&MPIU___FLOAT128);
360   if (*ierr) {(*PetscErrorPrintf)("PetscInitialize:Creating MPI types\n");return;}
361   *ierr = MPI_Type_commit(&MPIU___FLOAT128);
362   if (*ierr) {(*PetscErrorPrintf)("PetscInitialize:Creating MPI types\n");return;}
363 #if defined(PETSC_HAVE_COMPLEX)
364   *ierr = MPI_Type_contiguous(4,MPI_DOUBLE,&MPIU___COMPLEX128);
365   if (*ierr) {(*PetscErrorPrintf)("PetscInitialize:Creating MPI types\n");return;}
366   *ierr = MPI_Type_commit(&MPIU___COMPLEX128);
367   if (*ierr) {(*PetscErrorPrintf)("PetscInitialize:Creating MPI types\n");return;}
368 #endif
369   *ierr = MPI_Op_create(PetscSum_Local,1,&MPIU_SUM);
370   if (*ierr) {(*PetscErrorPrintf)("PetscInitialize:Creating MPI ops\n");return;}
371   *ierr = MPI_Op_create(PetscMax_Local,1,&MPIU_MAX);
372   if (*ierr) {(*PetscErrorPrintf)("PetscInitialize:Creating MPI ops\n");return;}
373   *ierr = MPI_Op_create(PetscMin_Local,1,&MPIU_MIN);
374   if (*ierr) {(*PetscErrorPrintf)("PetscInitialize:Creating MPI ops\n");return;}
375 #endif
376 
377   /*
378        Create the PETSc MPI reduction operator that sums of the first
379      half of the entries and maxes the second half.
380   */
381   *ierr = MPI_Op_create(PetscMaxSum_Local,1,&PetscMaxSum_Op);
382   if (*ierr) {(*PetscErrorPrintf)("PetscInitialize:Creating MPI ops\n");return;}
383 
384   *ierr = MPI_Type_contiguous(2,MPIU_SCALAR,&MPIU_2SCALAR);
385   if (*ierr) {(*PetscErrorPrintf)("PetscInitialize:Creating MPI types\n");return;}
386   *ierr = MPI_Type_commit(&MPIU_2SCALAR);
387   if (*ierr) {(*PetscErrorPrintf)("PetscInitialize:Creating MPI types\n");return;}
388 #if defined(PETSC_USE_64BIT_INDICES) || !defined(MPI_2INT)
389   *ierr = MPI_Type_contiguous(2,MPIU_INT,&MPIU_2INT);
390   if (*ierr) {(*PetscErrorPrintf)("PetscInitialize:Creating MPI types\n");return;}
391   *ierr = MPI_Type_commit(&MPIU_2INT);
392   if (*ierr) {(*PetscErrorPrintf)("PetscInitialize:Creating MPI types\n");return;}
393 #endif
394   *ierr = MPI_Keyval_create(MPI_NULL_COPY_FN,Petsc_DelCounter,&Petsc_Counter_keyval,(void*)0);
395   if (*ierr) {(*PetscErrorPrintf)("PetscInitialize:Creating MPI keyvals\n");return;}
396   *ierr = MPI_Keyval_create(MPI_NULL_COPY_FN,Petsc_DelComm_Outer,&Petsc_InnerComm_keyval,(void*)0);
397   if (*ierr) {(*PetscErrorPrintf)("PetscInitialize:Creating MPI keyvals\n");return;}
398   *ierr = MPI_Keyval_create(MPI_NULL_COPY_FN,Petsc_DelComm_Inner,&Petsc_OuterComm_keyval,(void*)0);
399   if (*ierr) {(*PetscErrorPrintf)("PetscInitialize:Creating MPI keyvals\n");return;}
400 
401   /*
402      PetscInitializeFortran() is called twice. Here it initializes
403      PETSC_NULL_CHARACTER_Fortran. Below it initializes the PETSC_VIEWERs.
404      The PETSC_VIEWERs have not been created yet, so they must be initialized
405      below.
406   */
407   PetscInitializeFortran();
408   PETScParseFortranArgs_Private(&PetscGlobalArgc,&PetscGlobalArgs);
409   FIXCHAR(filename,len,t1);
410   *ierr = PetscOptionsInsert(&PetscGlobalArgc,&PetscGlobalArgs,t1);
411   FREECHAR(filename,t1);
412   if (*ierr) {(*PetscErrorPrintf)("PetscInitialize:Creating options database\n");return;}
413   *ierr = PetscOptionsCheckInitial_Private();
414   if (*ierr) {(*PetscErrorPrintf)("PetscInitialize:Checking initial options\n");return;}
415   *ierr = PetscCitationsInitialize();
416   if (*ierr) {(*PetscErrorPrintf)("PetscInitialize:PetscCitationsInitialize()\n");return;}
417 #if defined(PETSC_HAVE_SAWS)
418   *ierr = PetscInitializeSAWs(NULL);
419   if (*ierr) {(*PetscErrorPrintf)("PetscInitialize:Initializing SAWs\n");return;}
420 #endif
421 #if defined(PETSC_USE_LOG)
422   *ierr = PetscLogInitialize();
423   if (*ierr) {(*PetscErrorPrintf)("PetscInitialize: intializing logging\n");return;}
424 #endif
425   *ierr = PetscInitialize_DynamicLibraries();
426   if (*ierr) {(*PetscErrorPrintf)("PetscInitialize:Initializing dynamic libraries\n");return;}
427 
428   *ierr = PetscInitializeFortran();
429   if (*ierr) { (*PetscErrorPrintf)("PetscInitialize:Setting up common block\n");return;}
430 
431   *ierr = MPI_Comm_size(PETSC_COMM_WORLD,&size);
432   if (*ierr) { (*PetscErrorPrintf)("PetscInitialize:Getting MPI_Comm_size()\n");return;}
433   *ierr = PetscInfo1(0,"(Fortran):PETSc successfully started: procs %d\n",size);
434   if (*ierr) { (*PetscErrorPrintf)("PetscInitialize:Calling PetscInfo()\n");return;}
435   *ierr = PetscGetHostName(hostname,64);
436   if (*ierr) { (*PetscErrorPrintf)("PetscInitialize:Getting hostname\n");return;}
437   *ierr = PetscInfo1(0,"Running on machine: %s\n",hostname);
438   if (*ierr) { (*PetscErrorPrintf)("PetscInitialize:Calling PetscInfo()\n");return;}
439   *ierr = PetscOptionsCheckInitial_Components();
440   if (*ierr) {(*PetscErrorPrintf)("PetscInitialize:Checking initial options\n");return;}
441 
442 #if defined(PETSC_USE_DEBUG) && !defined(PETSC_HAVE_THREADSAFETY)
443   *ierr = PetscStackCreate();
444   if (*ierr) {(*PetscErrorPrintf)("PetscInitialize:PetscStackCreate()\n");return;}
445 #endif
446 
447 #if defined(PETSC_SERIALIZE_FUNCTIONS)
448   *ierr = PetscFPTCreate(10000);
449   if (*ierr) {(*PetscErrorPrintf)("PetscInitialize:PetscFPTCreate()\n");return;}
450 #endif
451 
452 #if defined(PETSC_HAVE_CUDA)
453   flg2  = PETSC_TRUE;
454   *ierr = PetscOptionsGetBool(NULL,"-cublas",&flg2,NULL);
455   if (flg2) cublasInit();
456 #endif
457 }
458 
459 PETSC_EXTERN void PETSC_STDCALL petscfinalize_(PetscErrorCode *ierr)
460 {
461 #if defined(PETSC_HAVE_SUNMATHPRO)
462   extern void standard_arithmetic();
463   standard_arithmetic();
464 #endif
465   /* was malloced with PetscMallocAlign() so free the same way */
466   *ierr = PetscFreeAlign(PetscGlobalArgs,0,0,0);if (*ierr) {(*PetscErrorPrintf)("PetscFinalize:Freeing args\n");return;}
467 
468   *ierr = PetscFinalize();
469 }
470 
471 void PETSC_STDCALL petscend_(PetscErrorCode *ierr)
472 {
473 #if defined(PETSC_HAVE_SUNMATHPRO)
474   extern void standard_arithmetic();
475   standard_arithmetic();
476 #endif
477 
478   *ierr = PetscEnd();
479 }
480 
481