Actual source code: mpi.c
petsc-3.7.1 2016-05-15
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      1: /*
      2:       This provides a few of the MPI-uni functions that cannot be implemented
      3:     with C macros
      4: */
      5: #include <petscsys.h>
      7: #error "Wrong mpi.h included! require mpi.h from MPIUNI"
      8: #endif
      9: #if !defined(PETSC_STDCALL)
     10: #define PETSC_STDCALL
     11: #endif

     13: #define MPI_SUCCESS 0
     14: #define MPI_FAILURE 1

     16: void *MPIUNI_TMP         = 0;
     17: int  MPIUNI_DATASIZE[10] = {sizeof(int),sizeof(float),sizeof(double),2*sizeof(double),sizeof(char),2*sizeof(int),4*sizeof(double),4,8,2*sizeof(double)};
     18: /*
     19:        With MPI Uni there are exactly four distinct communicators:
     20:     MPI_COMM_SELF, MPI_COMM_WORLD, and a MPI_Comm_dup() of each of these (duplicates of duplicates return the same communictor)

     22:     MPI_COMM_SELF and MPI_COMM_WORLD are MPI_Comm_free() in MPI_Finalize() but in general with PETSc,
     23:      the other communicators are freed once the last PETSc object is freed (before MPI_Finalize()).

     25: */
     26: #define MAX_ATTR 128
     27: #define MAX_COMM 128

     29: static int MaxComm = 2;

     31: typedef struct {
     32:   void *attribute_val;
     33:   int  active;
     34: } MPI_Attr;

     36: typedef struct {
     37:   void                *extra_state;
     38:   MPI_Delete_function *del;
     39: } MPI_Attr_keyval;

     41: static MPI_Attr_keyval attr_keyval[MAX_ATTR];
     42: static MPI_Attr        attr[MAX_COMM][MAX_ATTR];
     43: static int             comm_active[MAX_COMM];
     44: static int             num_attr = 1,mpi_tag_ub = 100000000;
     45: static void*           MPIUNIF_mpi_in_place = 0;

     47: #if defined(__cplusplus)
     48: extern "C" {
     49: #endif

     51: /*
     52:    To avoid problems with prototypes to the system memcpy() it is duplicated here
     53: */
     54: int MPIUNI_Memcpy(void *a,const void *b,int n)
     55: {
     56:   int  i;
     57:   char *aa= (char*)a;
     58:   char *bb= (char*)b;

     60:   if (a == MPI_IN_PLACE || a == MPIUNIF_mpi_in_place) return 0;
     61:   if (b == MPI_IN_PLACE || b == MPIUNIF_mpi_in_place) return 0;
     62:   for (i=0; i<n; i++) aa[i] = bb[i];
     63:   return 0;
     64: }

     66: /*
     67:    Used to set the built-in MPI_TAG_UB attribute
     68: */
     69: static int Keyval_setup(void)
     70: {
     71:   attr[MPI_COMM_WORLD-1][0].active        = 1;
     72:   attr[MPI_COMM_WORLD-1][0].attribute_val = &mpi_tag_ub;
     73:   attr[MPI_COMM_SELF-1][0].active         = 1;
     74:   attr[MPI_COMM_SELF-1][0].attribute_val  = &mpi_tag_ub;
     75:   return 0;
     76: }

     78: int MPI_Keyval_create(MPI_Copy_function *copy_fn,MPI_Delete_function *delete_fn,int *keyval,void *extra_state)
     79: {
     80:   if (num_attr >= MAX_ATTR) MPI_Abort(MPI_COMM_WORLD,1);

     82:   attr_keyval[num_attr].extra_state = extra_state;
     83:   attr_keyval[num_attr].del         = delete_fn;
     84:   *keyval                           = num_attr++;
     85:   return 0;
     86: }

     88: int MPI_Keyval_free(int *keyval)
     89: {
     90:   attr_keyval[*keyval].extra_state = 0;
     91:   attr_keyval[*keyval].del         = 0;

     93:   *keyval = 0;
     94:   return MPI_SUCCESS;
     95: }

     97: int MPI_Attr_put(MPI_Comm comm,int keyval,void *attribute_val)
     98: {
     99:   if (comm-1 < 0 || comm-1 > MaxComm) return 1;
    100:   attr[comm-1][keyval].active        = 1;
    101:   attr[comm-1][keyval].attribute_val = attribute_val;
    102:   return MPI_SUCCESS;
    103: }

    105: int MPI_Attr_delete(MPI_Comm comm,int keyval)
    106: {
    107:   if (comm-1 < 0 || comm-1 > MaxComm) return 1;
    108:   if (attr[comm-1][keyval].active && attr_keyval[keyval].del) {
    109:     void *save_attribute_val = attr[comm-1][keyval].attribute_val;
    110:     attr[comm-1][keyval].active        = 0;
    111:     attr[comm-1][keyval].attribute_val = 0;
    112:     (*(attr_keyval[keyval].del))(comm,keyval,save_attribute_val,attr_keyval[keyval].extra_state);
    113:   }
    114:   return MPI_SUCCESS;
    115: }

    117: int MPI_Attr_get(MPI_Comm comm,int keyval,void *attribute_val,int *flag)
    118: {
    119:   if (comm-1 < 0 || comm-1 > MaxComm) return 1;
    120:   if (!keyval) Keyval_setup();
    121:   *flag                  = attr[comm-1][keyval].active;
    122:   *(void**)attribute_val = attr[comm-1][keyval].attribute_val;
    123:   return MPI_SUCCESS;
    124: }

    126: int MPI_Comm_create(MPI_Comm comm,MPI_Group group,MPI_Comm *newcomm)
    127: {
    128:   int j;
    129:   if (comm-1 < 0 || comm-1 > MaxComm) return 1;
    130:   for (j=3; j<MaxComm; j++) {
    131:     if (!comm_active[j-1]) {
    132:       comm_active[j-1] = 1;
    133:       *newcomm = j;
    134:       return MPI_SUCCESS;
    135:     }
    136:   }
    137:   if (MaxComm > MAX_COMM) return MPI_FAILURE;
    138:   *newcomm =  MaxComm++;
    139:   return MPI_SUCCESS;
    140: }

    142: int MPI_Comm_dup(MPI_Comm comm,MPI_Comm *out)
    143: {
    144:   int j;
    145:   if (comm-1 < 0 || comm-1 > MaxComm) return 1;
    146:   for (j=3; j<MaxComm; j++) {
    147:     if (!comm_active[j-1]) {
    148:       comm_active[j-1] = 1;
    149:       *out = j;
    150:       return MPI_SUCCESS;
    151:     }
    152:   }
    153:   if (MaxComm > MAX_COMM) return MPI_FAILURE;
    154:   *out = MaxComm++;
    155:   return 0;
    156: }

    158: int MPI_Comm_free(MPI_Comm *comm)
    159: {
    160:   int i;

    162:   if (*comm-1 < 0 || *comm-1 > MaxComm) return 1;
    163:   for (i=0; i<num_attr; i++) {
    164:     if (attr[*comm-1][i].active && attr_keyval[i].del) (*attr_keyval[i].del)(*comm,i,attr[*comm-1][i].attribute_val,attr_keyval[i].extra_state);
    165:     attr[*comm-1][i].active        = 0;
    166:     attr[*comm-1][i].attribute_val = 0;
    167:   }
    168:   if (*comm >= 3) comm_active[*comm-1] = 0;
    169:   *comm = 0;
    170:   return MPI_SUCCESS;
    171: }

    173: int MPI_Comm_size(MPI_Comm comm, int *size)
    174: {
    175:   if (comm-1 < 0 || comm-1 > MaxComm) return 1;
    176:   *size=1;
    177:   return MPI_SUCCESS;
    178: }

    180: int MPI_Comm_rank(MPI_Comm comm, int *rank)
    181: {
    182:   if (comm-1 < 0 || comm-1 > MaxComm) return 1;
    183:   *rank=0;
    184:   return MPI_SUCCESS;
    185: }

    187: int MPI_Abort(MPI_Comm comm,int errorcode)
    188: {
    189:   abort();
    190:   return MPI_SUCCESS;
    191: }

    193: /* --------------------------------------------------------------------------*/

    195: static int MPI_was_initialized = 0;
    196: static int MPI_was_finalized   = 0;

    198: int MPI_Init(int *argc, char ***argv)
    199: {
    200:   if (MPI_was_initialized) return 1;
    201:   if (MPI_was_finalized) return 1;
    202:   MPI_was_initialized = 1;
    203:   return 0;
    204: }

    206: int MPI_Finalize(void)
    207: {
    208:   MPI_Comm comm;
    209:   if (MPI_was_finalized) return 1;
    210:   if (!MPI_was_initialized) return 1;
    211:   comm = MPI_COMM_WORLD;
    212:   MPI_Comm_free(&comm);
    213:   comm = MPI_COMM_SELF;
    214:   MPI_Comm_free(&comm);
    215:   MPI_was_finalized = 1;
    216:   return 0;
    217: }

    219: int MPI_Initialized(int *flag)
    220: {
    221:   *flag = MPI_was_initialized;
    222:   return 0;
    223: }

    225: int MPI_Finalized(int *flag)
    226: {
    227:   *flag = MPI_was_finalized;
    228:   return 0;
    229: }

    231: /* -------------------     Fortran versions of several routines ------------------ */

    233: #if defined(PETSC_HAVE_FORTRAN_CAPS)
    234: #define mpiunisetcommonblock_ MPIUNISETCOMMONBLOCK
    235: #define mpiunisetfortranbasepointers_  MPIUNISETFORTRANBASEPOINTERS
    236: #define mpi_init_             MPI_INIT
    237: #define mpi_finalize_         MPI_FINALIZE
    238: #define mpi_comm_size_        MPI_COMM_SIZE
    239: #define mpi_comm_rank_        MPI_COMM_RANK
    240: #define mpi_abort_            MPI_ABORT
    241: #define mpi_reduce_           MPI_REDUCE
    242: #define mpi_allreduce_        MPI_ALLREDUCE
    243: #define mpi_barrier_          MPI_BARRIER
    244: #define mpi_bcast_            MPI_BCAST
    245: #define mpi_gather_           MPI_GATHER
    246: #define mpi_allgather_        MPI_ALLGATHER
    247: #define mpi_comm_split_       MPI_COMM_SPLIT
    248: #define mpi_scan_             MPI_SCAN
    249: #define mpi_send_             MPI_SEND
    250: #define mpi_recv_             MPI_RECV
    251: #define mpi_reduce_scatter_   MPI_REDUCE_SCATTER
    252: #define mpi_irecv_            MPI_IRECV
    253: #define mpi_isend_            MPI_ISEND
    254: #define mpi_sendrecv_         MPI_SENDRECV
    255: #define mpi_test_             MPI_TEST
    256: #define mpi_waitall_          MPI_WAITALL
    257: #define mpi_waitany_          MPI_WAITANY
    258: #define mpi_allgatherv_       MPI_ALLGATHERV
    259: #define mpi_alltoallv_        MPI_ALLTOALLV
    260: #define mpi_comm_create_      MPI_COMM_CREATE
    261: #define mpi_address_          MPI_ADDRESS
    262: #define mpi_pack_             MPI_PACK
    263: #define mpi_unpack_           MPI_UNPACK
    264: #define mpi_pack_size_        MPI_PACK_SIZE
    265: #define mpi_type_struct_      MPI_TYPE_STRUCT
    266: #define mpi_type_commit_      MPI_TYPE_COMMIT
    267: #define mpi_wtime_            MPI_WTIME
    268: #define mpi_cancel_           MPI_CANCEL
    269: #define mpi_comm_dup_         MPI_COMM_DUP
    270: #define mpi_comm_free_        MPI_COMM_FREE
    271: #define mpi_get_count_        MPI_GET_COUNT
    272: #define mpi_get_processor_name_ MPI_GET_PROCESSOR_NAME
    273: #define mpi_initialized_      MPI_INITIALIZED
    274: #define mpi_iprobe_           MPI_IPROBE
    275: #define mpi_probe_            MPI_PROBE
    276: #define mpi_request_free_     MPI_REQUEST_FREE
    277: #define mpi_ssend_            MPI_SSEND
    278: #define mpi_wait_             MPI_WAIT
    279: #define mpi_comm_group_       MPI_COMM_GROUP
    280: #define mpi_exscan_           MPI_EXSCAN
    281: #elif !defined(PETSC_HAVE_FORTRAN_UNDERSCORE)
    282: #define mpiunisetcommonblock_ mpiunisetcommonblock
    283: #define mpiunisetfortranbasepointers_  mpiunisetfortranbasepointers
    284: #define mpi_init_             mpi_init
    285: #define mpi_finalize_         mpi_finalize
    286: #define mpi_comm_size_        mpi_comm_size
    287: #define mpi_comm_rank_        mpi_comm_rank
    288: #define mpi_abort_            mpi_abort
    289: #define mpi_reduce_           mpi_reduce
    290: #define mpi_allreduce_        mpi_allreduce
    291: #define mpi_barrier_          mpi_barrier
    292: #define mpi_bcast_            mpi_bcast
    293: #define mpi_gather_           mpi_gather
    294: #define mpi_allgather_        mpi_allgather
    295: #define mpi_comm_split_       mpi_comm_split
    296: #define mpi_scan_             mpi_scan
    297: #define mpi_send_             mpi_send
    298: #define mpi_recv_             mpi_recv
    299: #define mpi_reduce_scatter_   mpi_reduce_scatter
    300: #define mpi_irecv_            mpi_irecv
    301: #define mpi_isend_            mpi_isend
    302: #define mpi_sendrecv_         mpi_sendrecv
    303: #define mpi_test_             mpi_test
    304: #define mpi_waitall_          mpi_waitall
    305: #define mpi_waitany_          mpi_waitany
    306: #define mpi_allgatherv_       mpi_allgatherv
    307: #define mpi_alltoallv_        mpi_alltoallv
    308: #define mpi_comm_create_      mpi_comm_create
    309: #define mpi_address_          mpi_address
    310: #define mpi_pack_             mpi_pack
    311: #define mpi_unpack_           mpi_unpack
    312: #define mpi_pack_size_        mpi_pack_size
    313: #define mpi_type_struct_      mpi_type_struct
    314: #define mpi_type_commit_      mpi_type_commit
    315: #define mpi_wtime_            mpi_wtime
    316: #define mpi_cancel_           mpi_cancel
    317: #define mpi_comm_dup_         mpi_comm_dup
    318: #define mpi_comm_free_        mpi_comm_free
    319: #define mpi_get_count_        mpi_get_count
    320: #define mpi_get_processor_name_ mpi_get_processor_name
    321: #define mpi_initialized_      mpi_initialized
    322: #define mpi_iprobe_           mpi_iprobe
    323: #define mpi_probe_            mpi_probe
    324: #define mpi_request_free_     mpi_request_free
    325: #define mpi_ssend_            mpi_ssend
    326: #define mpi_wait_             mpi_wait
    327: #define mpi_comm_group_       mpi_comm_group
    328: #define mpi_exscan_           mpi_exscan
    329: #endif

    331: #if defined(PETSC_HAVE_FORTRAN_UNDERSCORE_UNDERSCORE)
    332: #define mpi_init_             mpi_init__
    333: #define mpi_finalize_         mpi_finalize__
    334: #define mpi_comm_size_        mpi_comm_size__
    335: #define mpi_comm_rank_        mpi_comm_rank__
    336: #define mpi_abort_            mpi_abort__
    337: #define mpi_reduce_           mpi_reduce__
    338: #define mpi_allreduce_        mpi_allreduce__
    339: #define mpi_barrier_          mpi_barrier__
    340: #define mpi_bcast_            mpi_bcast__
    341: #define mpi_gather_           mpi_gather__
    342: #define mpi_allgather_        mpi_allgather__
    343: #define mpi_comm_split_       mpi_comm_split__
    344: #define mpi_scan_             mpi_scan__
    345: #define mpi_send_             mpi_send__
    346: #define mpi_recv_             mpi_recv__
    347: #define mpi_reduce_scatter_   mpi_reduce_scatter__
    348: #define mpi_irecv_            mpi_irecv__
    349: #define mpi_isend_            mpi_isend__
    350: #define mpi_sendrecv_         mpi_sendrecv__
    351: #define mpi_test_             mpi_test__
    352: #define mpi_waitall_          mpi_waitall__
    353: #define mpi_waitany_          mpi_waitany__
    354: #define mpi_allgatherv_       mpi_allgatherv__
    355: #define mpi_alltoallv_        mpi_alltoallv__
    356: #define mpi_comm_create_      mpi_comm_create__
    357: #define mpi_address_          mpi_address__
    358: #define mpi_pack_             mpi_pack__
    359: #define mpi_unpack_           mpi_unpack__
    360: #define mpi_pack_size_        mpi_pack_size__
    361: #define mpi_type_struct_      mpi_type_struct__
    362: #define mpi_type_commit_      mpi_type_commit__
    363: #define mpi_wtime_            mpi_wtime__
    364: #define mpi_cancel_           mpi_cancel__
    365: #define mpi_comm_dup_         mpi_comm_dup__
    366: #define mpi_comm_free_        mpi_comm_free__
    367: #define mpi_get_count_        mpi_get_count__
    368: #define mpi_get_processor_name_ mpi_get_processor_name__
    369: #define mpi_initialized_      mpi_initialized__
    370: #define mpi_iprobe_           mpi_iprobe__
    371: #define mpi_probe_            mpi_probe__
    372: #define mpi_request_free_     mpi_request_free__
    373: #define mpi_ssend_            mpi_ssend__
    374: #define mpi_wait_             mpi_wait__
    375: #define mpi_comm_group_       mpi_comm_group__
    376: #define mpi_exscan_           mpi_exscan__
    377: #endif

    379: /* Do not build fortran interface if MPI namespace colision is to be avoided */
    380: #if defined(MPIUNI_FORTRAN_BINDING)

    382: PETSC_EXTERN void PETSC_STDCALL mpiunisetcommonblock_(void);

    384: PETSC_EXTERN void PETSC_STDCALL mpiunisetfortranbasepointers_(void *f_mpi_in_place)
    385: {
    386:   MPIUNIF_mpi_in_place   = f_mpi_in_place;
    387: }

    389: PETSC_EXTERN void PETSC_STDCALL   mpi_init_(int *ierr)
    390: {
    391:   mpiunisetcommonblock_();
    392:   *MPI_Init((int*)0, (char***)0);
    393: }

    395: PETSC_EXTERN void PETSC_STDCALL   mpi_finalize_(int *ierr)
    396: {
    397:   *MPI_Finalize();
    398: }

    400: PETSC_EXTERN void PETSC_STDCALL  mpi_comm_size_(MPI_Comm *comm,int *size,int *ierr)
    401: {
    402:   *size = 1;
    403:   *0;
    404: }

    406: PETSC_EXTERN void PETSC_STDCALL  mpi_comm_rank_(MPI_Comm *comm,int *rank,int *ierr)
    407: {
    408:   *rank = 0;
    409:   *MPI_SUCCESS;
    410: }

    412: PETSC_EXTERN void PETSC_STDCALL  mpi_comm_split_(MPI_Comm *comm,int *color,int *key, MPI_Comm *newcomm, int *ierr)
    413: {
    414:   *newcomm = *comm;
    415:   *MPI_SUCCESS;
    416: }

    418: PETSC_EXTERN void PETSC_STDCALL  mpi_abort_(MPI_Comm *comm,int *errorcode,int *ierr)
    419: {
    420:   abort();
    421:   *MPI_SUCCESS;
    422: }

    424: PETSC_EXTERN void PETSC_STDCALL  mpi_reduce_(void *sendbuf,void *recvbuf,int *count,int *datatype,int *op,int *root,int *comm,int *ierr)
    425: {
    426:   *MPI_Reduce(sendbuf,recvbuf,*count,*datatype,*op,*root,*comm);
    427: }

    429: PETSC_EXTERN void PETSC_STDCALL  mpi_allreduce_(void *sendbuf,void *recvbuf,int *count,int *datatype,int *op,int *comm,int *ierr)
    430: {
    431:   *MPI_Allreduce(sendbuf,recvbuf,*count,*datatype,*op,*comm);
    432: }

    434: PETSC_EXTERN void PETSC_STDCALL  mpi_barrier_(MPI_Comm *comm,int *ierr)
    435: {
    436:   *MPI_SUCCESS;
    437: }

    439: PETSC_EXTERN void PETSC_STDCALL  mpi_bcast_(void *buf,int *count,int *datatype,int *root,int *comm,int *ierr)
    440: {
    441:   *MPI_SUCCESS;
    442: }

    444: PETSC_EXTERN void PETSC_STDCALL  mpi_gather_(void *sendbuf,int *scount,int *sdatatype, void *recvbuf, int *rcount, int *rdatatype, int *root,int *comm,int *ierr)
    445: {
    446:   *MPI_Gather(sendbuf,*scount,*sdatatype,recvbuf,rcount,rdatatype,*root,*comm);
    447: }

    449: PETSC_EXTERN void PETSC_STDCALL  mpi_allgather_(void *sendbuf,int *scount,int *sdatatype, void *recvbuf, int *rcount, int *rdatatype,int *comm,int *ierr)
    450: {
    451:   *MPI_Allgather(sendbuf,*scount,*sdatatype,recvbuf,rcount,rdatatype,*comm);
    452: }

    454: PETSC_EXTERN void PETSC_STDCALL  mpi_scan_(void *sendbuf,void *recvbuf,int *count,int *datatype,int *op,int *comm,int *ierr)
    455: {
    456:   *MPIUNI_Memcpy(recvbuf,sendbuf,(*count)*MPIUNI_DATASIZE[*datatype]);
    457: }

    459: PETSC_EXTERN void PETSC_STDCALL  mpi_send_(void *buf,int *count,int *datatype,int *dest,int *tag,int *comm,int *ierr)
    460: {
    461:   *MPI_Abort(MPI_COMM_WORLD,0);
    462: }

    464: PETSC_EXTERN void PETSC_STDCALL  mpi_recv_(void *buf,int *count,int *datatype,int *source,int *tag,int *comm,int status,int *ierr)
    465: {
    466:   *MPI_Abort(MPI_COMM_WORLD,0);
    467: }

    469: PETSC_EXTERN void PETSC_STDCALL  mpi_reduce_scatter_(void *sendbuf,void *recvbuf,int *recvcounts,int *datatype,int *op,int *comm,int *ierr)
    470: {
    471:   *MPI_Abort(MPI_COMM_WORLD,0);
    472: }

    474: PETSC_EXTERN void PETSC_STDCALL  mpi_irecv_(void *buf,int *count, int *datatype, int *source, int *tag, int *comm, int *request, int *ierr)
    475: {
    476:   *MPI_Abort(MPI_COMM_WORLD,0);
    477: }

    479: PETSC_EXTERN void PETSC_STDCALL  mpi_isend_(void *buf,int *count,int *datatype,int *dest,int *tag,int *comm,int *request, int *ierr)
    480: {
    481:   *MPI_Abort(MPI_COMM_WORLD,0);
    482: }

    484: PETSC_EXTERN void PETSC_STDCALL  mpi_sendrecv_(void *sendbuf,int *sendcount,int *sendtype,int *dest,int *sendtag,void *recvbuf,int *recvcount,int *recvtype,int *source,int *recvtag,int *comm,int *status,int *ierr)
    485: {
    486:   *MPIUNI_Memcpy(recvbuf,sendbuf,(*sendcount)*MPIUNI_DATASIZE[*sendtype]);
    487: }

    489: PETSC_EXTERN void PETSC_STDCALL  mpi_test_(int *request,int *flag,int *status,int *ierr)
    490: {
    491:   *MPI_Abort(MPI_COMM_WORLD,0);
    492: }

    494: PETSC_EXTERN void PETSC_STDCALL  mpi_waitall_(int *count,int *array_of_requests,int *array_of_statuses,int *ierr)
    495: {
    496:   *MPI_SUCCESS;
    497: }

    499: PETSC_EXTERN void PETSC_STDCALL  mpi_waitany_(int *count,int *array_of_requests,int * index, int *status,int *ierr)
    500: {
    501:   *MPI_SUCCESS;
    502: }

    504: PETSC_EXTERN void PETSC_STDCALL  mpi_allgatherv_(void *sendbuf,int *sendcount,int *sendtype,void *recvbuf,int *recvcounts,int *displs,int *recvtype,int *comm,int *ierr)
    505: {
    506:   *MPI_Allgatherv(sendbuf,*sendcount,*sendtype,recvbuf,recvcounts,displs,*recvtype,*comm);
    507: }

    509: PETSC_EXTERN void PETSC_STDCALL  mpi_alltoallv_(void *sendbuf,int *sendcounts,int *sdispls,int *sendtype,void *recvbuf,int *recvcounts,int *rdispls,int *recvtype,int *comm,int *ierr)
    510: {
    511:   *MPI_Alltoallv(sendbuf,sendcounts,sdispls,*sendtype,recvbuf,recvcounts,rdispls,*recvtype,*comm);
    512: }

    514: PETSC_EXTERN void PETSC_STDCALL  mpi_comm_create_(int *comm,int *group,int *newcomm,int *ierr)
    515: {
    516:   *newcomm =  *comm;
    517:   *MPI_SUCCESS;
    518: }

    520: PETSC_EXTERN void PETSC_STDCALL  mpi_address_(void *location,MPIUNI_INTPTR *address,int *ierr)
    521: {
    522:   *address =  (MPIUNI_INTPTR) location;
    523:   *MPI_SUCCESS;
    524: }

    526: PETSC_EXTERN void PETSC_STDCALL  mpi_pack_(void *inbuf,int *incount,int *datatype,void *outbuf,int *outsize,int *position,int *comm,int *ierr)
    527: {
    528:   *MPI_Abort(MPI_COMM_WORLD,0);
    529: }

    531: PETSC_EXTERN void PETSC_STDCALL  mpi_unpack_(void *inbuf,int *insize,int *position,void *outbuf,int *outcount,int *datatype,int *comm,int *ierr)
    532: {
    533:   *MPI_Abort(MPI_COMM_WORLD,0);
    534: }

    536: PETSC_EXTERN void PETSC_STDCALL  mpi_pack_size_(int *incount,int *datatype,int *comm,int *size,int *ierr)
    537: {
    538:   *MPI_Abort(MPI_COMM_WORLD,0);
    539: }

    541: PETSC_EXTERN void PETSC_STDCALL  mpi_type_struct_(int *count,int *array_of_blocklengths,int * array_of_displaments,int *array_of_types,int *newtype,int *ierr)
    542: {
    543:   *MPI_Abort(MPI_COMM_WORLD,0);
    544: }

    546: PETSC_EXTERN void PETSC_STDCALL  mpi_type_commit_(int *datatype,int *ierr)
    547: {
    548:   *MPI_SUCCESS;
    549: }

    551: double PETSC_STDCALL mpi_wtime_(void)
    552: {
    553:   return 0.0;
    554: }

    556: PETSC_EXTERN void PETSC_STDCALL  mpi_cancel_(int *request,int *ierr)
    557: {
    558:   *MPI_SUCCESS;
    559: }

    561: PETSC_EXTERN void PETSC_STDCALL  mpi_comm_dup_(int *comm,int *out,int *ierr)
    562: {
    563:   *out  = *comm;
    564:   *MPI_SUCCESS;
    565: }

    567: PETSC_EXTERN void PETSC_STDCALL  mpi_comm_free_(int *comm,int *ierr)
    568: {
    569:   *MPI_SUCCESS;
    570: }

    572: PETSC_EXTERN void PETSC_STDCALL  mpi_get_count_(int *status,int *datatype,int *count,int *ierr)
    573: {
    574:   *MPI_Abort(MPI_COMM_WORLD,0);
    575: }

    577: /* duplicate from fortranimpl.h */
    578: #if defined(PETSC_HAVE_FORTRAN_MIXED_STR_ARG)
    579: #define PETSC_MIXED_LEN(len) ,int len
    580: #define PETSC_END_LEN(len)
    581: #else
    582: #define PETSC_MIXED_LEN(len)
    583: #define PETSC_END_LEN(len)   ,int len
    584: #endif

    586: PETSC_EXTERN void PETSC_STDCALL  mpi_get_processor_name_(char *name PETSC_MIXED_LEN(len),int *result_len,int *ierr PETSC_END_LEN(len))
    587: {
    588:   MPIUNI_Memcpy(name,"localhost",9*sizeof(char));
    589:   *result_len = 9;
    590:   *MPI_SUCCESS;
    591: }

    593: PETSC_EXTERN void PETSC_STDCALL  mpi_initialized_(int *flag,int *ierr)
    594: {
    595:   *flag = MPI_was_initialized;
    596:   *MPI_SUCCESS;
    597: }

    599: PETSC_EXTERN void PETSC_STDCALL  mpi_iprobe_(int *source,int *tag,int *comm,int *glag,int *status,int *ierr)
    600: {
    601:   *MPI_SUCCESS;
    602: }

    604: PETSC_EXTERN void PETSC_STDCALL  mpi_probe_(int *source,int *tag,int *comm,int *flag,int *status,int *ierr)
    605: {
    606:   *MPI_SUCCESS;
    607: }

    609: PETSC_EXTERN void PETSC_STDCALL  mpi_request_free_(int *request,int *ierr)
    610: {
    611:   *MPI_SUCCESS;
    612: }

    614: PETSC_EXTERN void PETSC_STDCALL  mpi_ssend_(void *buf,int *count,int *datatype,int *dest,int *tag,int *comm,int *ierr)
    615: {
    616:   *MPI_Abort(MPI_COMM_WORLD,0);
    617: }

    619: PETSC_EXTERN void PETSC_STDCALL  mpi_wait_(int *request,int *status,int *ierr)
    620: {
    621:   *MPI_SUCCESS;
    622: }

    624: PETSC_EXTERN void PETSC_STDCALL  mpi_comm_group_(int *comm,int *group,int *ierr)
    625: {
    626:   *MPI_SUCCESS;
    627: }

    629: PETSC_EXTERN void PETSC_STDCALL  mpi_exscan_(void *sendbuf,void *recvbuf,int *count,int *datatype,int *op,int *comm,int *ierr)
    630: {
    631:   *MPI_SUCCESS;
    632: }

    634: #endif /* MPIUNI_AVOID_MPI_NAMESPACE */

    636: #if defined(__cplusplus)
    637: }
    638: #endif