This source file includes following definitions.
- MPI_File_get_info
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23 #include "ompi_config.h"
24
25 #include "ompi/mpi/c/bindings.h"
26 #include "ompi/runtime/params.h"
27 #include "ompi/errhandler/errhandler.h"
28 #include "ompi/communicator/communicator.h"
29 #include "ompi/file/file.h"
30
31 #if OMPI_BUILD_MPI_PROFILING
32 #if OPAL_HAVE_WEAK_SYMBOLS
33 #pragma weak MPI_File_get_info = PMPI_File_get_info
34 #endif
35 #define MPI_File_get_info PMPI_File_get_info
36 #endif
37
38 static const char FUNC_NAME[] = "MPI_File_get_info";
39
40
41 int MPI_File_get_info(MPI_File fh, MPI_Info *info_used)
42 {
43 OPAL_CR_NOOP_PROGRESS();
44
45 if (MPI_PARAM_CHECK) {
46 OMPI_ERR_INIT_FINALIZE(FUNC_NAME);
47 if (NULL == info_used) {
48 return OMPI_ERRHANDLER_INVOKE(fh, MPI_ERR_INFO, FUNC_NAME);
49 }
50 if (ompi_file_invalid(fh)) {
51 return OMPI_ERRHANDLER_INVOKE(MPI_COMM_WORLD, MPI_ERR_COMM,
52 FUNC_NAME);
53 }
54 }
55
56 if (NULL == fh->super.s_info) {
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60 opal_infosubscribe_change_info(&fh->super, &MPI_INFO_NULL->super);
61 }
62
63
64 (*info_used) = OBJ_NEW(ompi_info_t);
65 if (NULL == (*info_used)) {
66 return OMPI_ERRHANDLER_INVOKE(fh, MPI_ERR_NO_MEM, FUNC_NAME);
67 }
68 opal_info_t *opal_info_used = &(*info_used)->super;
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70 opal_info_dup_mpistandard(fh->super.s_info, &opal_info_used);
71
72 return OMPI_SUCCESS;
73 }