This source file includes following definitions.
- MPI_File_iread_all
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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/errhandler/errhandler.h"
29 #include "ompi/datatype/ompi_datatype.h"
30 #include "ompi/file/file.h"
31 #include "ompi/mca/io/io.h"
32 #include "ompi/mca/io/base/io_base_request.h"
33 #include "ompi/memchecker.h"
34
35 #if OMPI_BUILD_MPI_PROFILING
36 #if OPAL_HAVE_WEAK_SYMBOLS
37 #pragma weak MPI_File_iread_all = PMPI_File_iread_all
38 #endif
39 #define MPI_File_iread_all PMPI_File_iread_all
40 #endif
41
42 static const char FUNC_NAME[] = "MPI_File_iread_all";
43
44
45 int MPI_File_iread_all(MPI_File fh, void *buf, int count,
46 MPI_Datatype datatype, MPI_Request *request)
47 {
48 int rc;
49
50 MEMCHECKER(
51 memchecker_datatype(datatype);
52 );
53
54 if (MPI_PARAM_CHECK) {
55 rc = MPI_SUCCESS;
56 OMPI_ERR_INIT_FINALIZE(FUNC_NAME);
57 if (ompi_file_invalid(fh)) {
58 fh = MPI_FILE_NULL;
59 rc = MPI_ERR_FILE;
60 } else if (count < 0) {
61 rc = MPI_ERR_COUNT;
62 } else if (NULL == request) {
63 rc = MPI_ERR_REQUEST;
64 } else {
65 OMPI_CHECK_DATATYPE_FOR_RECV(rc, datatype, count);
66 }
67 OMPI_ERRHANDLER_CHECK(rc, fh, rc, FUNC_NAME);
68 }
69
70 OPAL_CR_ENTER_LIBRARY();
71
72
73 switch (fh->f_io_version) {
74 case MCA_IO_BASE_V_2_0_0:
75 if( OPAL_UNLIKELY(NULL == fh->f_io_selected_module.v2_0_0.io_module_file_iread_all) ) {
76 rc = MPI_ERR_UNSUPPORTED_OPERATION;
77 }
78 else {
79 rc = fh->f_io_selected_module.v2_0_0.
80 io_module_file_iread_all(fh, buf, count, datatype, request);
81 }
82 break;
83
84 default:
85 rc = MPI_ERR_INTERN;
86 break;
87 }
88
89
90 OMPI_ERRHANDLER_RETURN(rc, fh, rc, FUNC_NAME);
91 }