attr_delete.c 3.3 KB
Newer Older
1
/* -*- Mode: C; c-basic-offset:4 ; indent-tabs-mode:nil ; -*- */
2
3
4
5
6
7
8
/*
 *
 *  (C) 2001 by Argonne National Laboratory.
 *      See COPYRIGHT in top-level directory.
 */

#include "mpiimpl.h"
9
#include "attr.h"
10
11
12
13
14
15
16
17

/* -- Begin Profiling Symbol Block for routine MPI_Attr_delete */
#if defined(HAVE_PRAGMA_WEAK)
#pragma weak MPI_Attr_delete = PMPI_Attr_delete
#elif defined(HAVE_PRAGMA_HP_SEC_DEF)
#pragma _HP_SECONDARY_DEF PMPI_Attr_delete  MPI_Attr_delete
#elif defined(HAVE_PRAGMA_CRI_DUP)
#pragma _CRI duplicate MPI_Attr_delete as PMPI_Attr_delete
18
19
#elif defined(HAVE_WEAK_ATTRIBUTE)
int MPI_Attr_delete(MPI_Comm comm, int keyval) __attribute__((weak,alias("PMPI_Attr_delete")));
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
#endif
/* -- End Profiling Symbol Block */

/* Define MPICH_MPI_FROM_PMPI if weak symbols are not supported to build
   the MPI routines */
#ifndef MPICH_MPI_FROM_PMPI
#undef MPI_Attr_delete
#define MPI_Attr_delete PMPI_Attr_delete

#endif

#undef FUNCNAME
#define FUNCNAME MPI_Attr_delete

/*@

MPI_Attr_delete - Deletes an attribute value associated with a key on a 
    communicator

Input Parameters:
+ comm - communicator to which attribute is attached (handle) 
- keyval - The key value of the deleted attribute (integer) 

.N ThreadSafe

.N Deprecated
   The replacement for this routine is 'MPI_Comm_delete_attr'.

.N Fortran

.N Errors
.N MPI_SUCCESS
.N MPI_ERR_COMM
.N MPI_ERR_PERM_KEY
@*/
int MPI_Attr_delete(MPI_Comm comm, int keyval)
{
    static const char FCNAME[] = "MPI_Attr_delete";
    int mpi_errno = MPI_SUCCESS;
    MPID_Comm *comm_ptr = NULL;
60
    MPID_Keyval *keyval_ptr;
61
62
63
64
    MPID_MPI_STATE_DECL(MPID_STATE_MPI_ATTR_DELETE);

    MPIR_ERRTEST_INITIALIZED_ORDIE();
    
65
    MPIU_THREAD_CS_ENTER(ALLFUNC,);
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
    MPID_MPI_FUNC_ENTER(MPID_STATE_MPI_ATTR_DELETE);

    /* Validate parameters, especially handles needing to be converted */
#   ifdef HAVE_ERROR_CHECKING
    {
        MPID_BEGIN_ERROR_CHECKS;
        {
	    MPIR_ERRTEST_COMM(comm, mpi_errno);
        }
        MPID_END_ERROR_CHECKS;
    }
#   endif
    
    /* Convert MPI object handles to object pointers */
    MPID_Comm_get_ptr( comm, comm_ptr );
81
    MPID_Keyval_get_ptr( keyval, keyval_ptr );
82
83
84
85
86
87
88
89
90

    /* Validate parameters and objects (post conversion) */
#   ifdef HAVE_ERROR_CHECKING
    {
        MPID_BEGIN_ERROR_CHECKS;
        {
            /* Validate comm_ptr */
            MPID_Comm_valid_ptr( comm_ptr, mpi_errno );
	    /* If comm_ptr is not valid, it will be reset to null */
91
92
            /* Validate keyval_ptr */
	    MPID_Keyval_valid_ptr( keyval_ptr, mpi_errno );
93
94
95
96
97
98
99
100
            if (mpi_errno) goto fn_fail;
        }
        MPID_END_ERROR_CHECKS;
    }
#   endif /* HAVE_ERROR_CHECKING */

    /* ... body of routine ...  */

101
    mpi_errno = MPIR_Comm_delete_attr_impl( comm_ptr, keyval_ptr );
102
103
104
105
106
107
    if (mpi_errno != MPI_SUCCESS) goto fn_fail;

    /* ... end of body of routine ... */

  fn_exit:
    MPID_MPI_FUNC_EXIT(MPID_STATE_MPI_ATTR_DELETE);
108
    MPIU_THREAD_CS_EXIT(ALLFUNC,);
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
    return mpi_errno;

  fn_fail:
    /* --BEGIN ERROR HANDLING-- */
#   ifdef HAVE_ERROR_CHECKING
    {
	mpi_errno = MPIR_Err_create_code(
	    mpi_errno, MPIR_ERR_RECOVERABLE, FCNAME, __LINE__, MPI_ERR_OTHER, "**mpi_attr_delete",
	    "**mpi_attr_delete %C %d", comm, keyval);
    }
#   endif
    mpi_errno = MPIR_Err_return_comm( comm_ptr, FCNAME, mpi_errno );
    goto fn_exit;
    /* --END ERROR HANDLING-- */
}