Charm++: Charm Source Code Documentation

00001 /* -*- Mode: C; c-basic-offset:4 ; -*- */
00002 /* 
00003  *
00004  *   Copyright (C) 1997 University of Chicago. 
00005  *   See COPYRIGHT notice in top-level directory.
00006  */
00007 
00008 #include "mpioimpl.h"
00009 
00010 #ifdef HAVE_WEAK_SYMBOLS
00011 
00012 #if defined(HAVE_PRAGMA_WEAK)
00013 #pragma weak MPI_File_get_atomicity = PMPI_File_get_atomicity
00014 #elif defined(HAVE_PRAGMA_HP_SEC_DEF)
00015 #pragma _HP_SECONDARY_DEF PMPI_File_get_atomicity MPI_File_get_atomicity
00016 #elif defined(HAVE_PRAGMA_CRI_DUP)
00017 #pragma _CRI duplicate MPI_File_get_atomicity as PMPI_File_get_atomicity
00018 /* end of weak pragmas */
00019 #endif
00020 
00021 /* Include mapping from MPI->PMPI */
00022 #define MPIO_BUILD_PROFILING
00023 #include "mpioprof.h"
00024 #endif
00025 
00026 /*@
00027     MPI_File_get_atomicity - Returns the atomicity mode
00028 
00029 Input Parameters:
00030 . fh - file handle (handle)
00031 
00032 Output Parameters:
00033 . flag - true if atomic mode, false if nonatomic mode (logical)
00034 
00035 .N fortran
00036 @*/
00037 int MPI_File_get_atomicity(MPI_File mpi_fh, int *flag)
00038 {
00039     int error_code;
00040     ADIO_File fh;
00041     static char myname[] = "MPI_FILE_GET_ATOMICITY";
00042     
00043     fh = MPIO_File_resolve(mpi_fh);
00044 
00045     /* --BEGIN ERROR HANDLING-- */
00046     MPIO_CHECK_FILE_HANDLE(fh, myname, error_code);
00047     /* --END ERROR HANDLING-- */
00048 
00049     *flag = fh->atomicity;
00050 
00051 fn_exit:
00052     return MPI_SUCCESS;
00053 }
libs/ck-libs/ampi/romio/mpi-io/get_atom.c
