This source file includes following definitions.
- MPIX_Exscan_init
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24 #include "ompi_config.h"
25
26 #include "ompi/mpi/c/bindings.h"
27 #include "ompi/runtime/params.h"
28 #include "ompi/communicator/communicator.h"
29 #include "ompi/errhandler/errhandler.h"
30 #include "ompi/datatype/ompi_datatype.h"
31 #include "ompi/op/op.h"
32 #include "ompi/mpiext/pcollreq/c/mpiext_pcollreq_c.h"
33 #include "ompi/memchecker.h"
34 #include "ompi/runtime/ompi_spc.h"
35
36 #if OMPI_BUILD_MPI_PROFILING
37 #if OPAL_HAVE_WEAK_SYMBOLS
38 #pragma weak MPIX_Exscan_init = PMPIX_Exscan_init
39 #endif
40 #define MPIX_Exscan_init PMPIX_Exscan_init
41 #endif
42
43 static const char FUNC_NAME[] = "MPIX_Exscan_init";
44
45
46 int MPIX_Exscan_init(const void *sendbuf, void *recvbuf, int count,
47 MPI_Datatype datatype, MPI_Op op, MPI_Comm comm,
48 MPI_Info info, MPI_Request *request)
49 {
50 int err;
51
52 SPC_RECORD(OMPI_SPC_EXSCAN_INIT, 1);
53
54 MEMCHECKER(
55 memchecker_datatype(datatype);
56 memchecker_call(&opal_memchecker_base_isdefined, sendbuf, count, datatype);
57 memchecker_comm(comm);
58 );
59
60 if (MPI_PARAM_CHECK) {
61 char *msg;
62 err = MPI_SUCCESS;
63 OMPI_ERR_INIT_FINALIZE(FUNC_NAME);
64 if (ompi_comm_invalid(comm)) {
65 return OMPI_ERRHANDLER_INVOKE(MPI_COMM_WORLD, MPI_ERR_COMM,
66 FUNC_NAME);
67 }
68
69
70
71 else if (MPI_OP_NULL == op) {
72 err = MPI_ERR_OP;
73 } else if (!ompi_op_is_valid(op, datatype, &msg, FUNC_NAME)) {
74 int ret = OMPI_ERRHANDLER_INVOKE(comm, MPI_ERR_OP, msg);
75 free(msg);
76 return ret;
77 } else {
78 OMPI_CHECK_DATATYPE_FOR_SEND(err, datatype, count);
79 }
80 OMPI_ERRHANDLER_CHECK(err, comm, err, FUNC_NAME);
81 }
82
83 OPAL_CR_ENTER_LIBRARY();
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87 OBJ_RETAIN(op);
88 err = comm->c_coll->coll_exscan_init(sendbuf, recvbuf, count,
89 datatype, op, comm, info, request,
90 comm->c_coll->coll_exscan_init_module);
91 OBJ_RELEASE(op);
92 OMPI_ERRHANDLER_RETURN(err, comm, err, FUNC_NAME);
93 }