1 /* -*- Mode: C; c-basic-offset:4 ; indent-tabs-mode:nil ; -*- */
2 /*
3  *
4  *   Copyright (C) 1997 University of Chicago.
5  *   See COPYRIGHT notice in top-level directory.
6  */
7 
8 #include "mpioimpl.h"
9 
10 #ifdef HAVE_WEAK_SYMBOLS
11 
12 #if defined(HAVE_PRAGMA_WEAK)
13 #pragma weak MPI_File_sync = PMPI_File_sync
14 #elif defined(HAVE_PRAGMA_HP_SEC_DEF)
15 #pragma _HP_SECONDARY_DEF PMPI_File_sync MPI_File_sync
16 #elif defined(HAVE_PRAGMA_CRI_DUP)
17 #pragma _CRI duplicate MPI_File_sync as PMPI_File_sync
18 /* end of weak pragmas */
19 #elif defined(HAVE_WEAK_ATTRIBUTE)
20 int MPI_File_sync(MPI_File fh) __attribute__((weak,alias("PMPI_File_sync")));
21 #endif
22 
23 /* Include mapping from MPI->PMPI */
24 #define MPIO_BUILD_PROFILING
25 #include "mpioprof.h"
26 #endif
27 
28 /*@
29     MPI_File_sync - Causes all previous writes to be transferred
30                     to the storage device
31 
32 Input Parameters:
33 . fh - file handle (handle)
34 
35 .N fortran
36 @*/
MPI_File_sync(MPI_File fh)37 int MPI_File_sync(MPI_File fh)
38 {
39     int error_code;
40     ADIO_File adio_fh;
41     static char myname[] = "MPI_FILE_SYNC";
42 #ifdef MPI_hpux
43     int fl_xmpi;
44 
45     HPMP_IO_START(fl_xmpi, BLKMPIFILESYNC, TRDTBLOCK, adio_fh,
46 		  MPI_DATATYPE_NULL, -1);
47 #endif /* MPI_hpux */
48     ROMIO_THREAD_CS_ENTER();
49 
50     adio_fh = MPIO_File_resolve(fh);
51     /* --BEGIN ERROR HANDLING-- */
52     if ((adio_fh == NULL) || ((adio_fh)->cookie != ADIOI_FILE_COOKIE))
53     {
54 	error_code = MPIO_Err_create_code(MPI_SUCCESS, MPIR_ERR_RECOVERABLE,
55 					  myname, __LINE__, MPI_ERR_ARG,
56 					  "**iobadfh", 0);
57 	error_code = MPIO_Err_return_file(MPI_FILE_NULL, error_code);
58 	goto fn_exit;
59     }
60     MPIO_CHECK_WRITABLE(fh, myname, error_code);
61     /* --END ERROR HANDLING-- */
62 
63     ADIO_Flush(adio_fh, &error_code);
64     /* --BEGIN ERROR HANDLING-- */
65     if (error_code != MPI_SUCCESS)
66 	error_code = MPIO_Err_return_file(adio_fh, error_code);
67     /* --END ERROR HANDLING-- */
68 
69 #ifdef MPI_hpux
70     HPMP_IO_END(fl_xmpi, adio_fh, MPI_DATATYPE_NULL, -1);
71 #endif /* MPI_hpux */
72 
73 fn_exit:
74     ROMIO_THREAD_CS_EXIT();
75     return error_code;
76 }
77