/*
 * Copyright (C) by Argonne National Laboratory
 *     See COPYRIGHT in top-level directory
 */

/* -- THIS FILE IS AUTO-GENERATED -- */

#include "mpiimpl.h"

/* -- Begin Profiling Symbol Block for routine MPI_T_pvar_handle_alloc */
#if defined(HAVE_PRAGMA_WEAK)
#pragma weak MPI_T_pvar_handle_alloc = PMPI_T_pvar_handle_alloc
#elif defined(HAVE_PRAGMA_HP_SEC_DEF)
#pragma _HP_SECONDARY_DEF PMPI_T_pvar_handle_alloc  MPI_T_pvar_handle_alloc
#elif defined(HAVE_PRAGMA_CRI_DUP)
#pragma _CRI duplicate MPI_T_pvar_handle_alloc as PMPI_T_pvar_handle_alloc
#elif defined(HAVE_WEAK_ATTRIBUTE)
int MPI_T_pvar_handle_alloc(MPI_T_pvar_session session, int pvar_index, void *obj_handle,
                            MPI_T_pvar_handle *handle, int *count)
                             __attribute__ ((weak, alias("PMPI_T_pvar_handle_alloc")));
#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_T_pvar_handle_alloc
#define MPI_T_pvar_handle_alloc PMPI_T_pvar_handle_alloc
#endif /* MPICH_MPI_FROM_PMPI */

static int internal_T_pvar_handle_alloc(MPI_T_pvar_session session, int pvar_index,
                                        void *obj_handle, MPI_T_pvar_handle *handle, int *count)
{
    int mpi_errno = MPI_SUCCESS;

    MPIT_ERRTEST_MPIT_INITIALIZED();

    MPIR_T_THREAD_CS_ENTER();
    MPIR_FUNC_TERSE_ENTER;

#ifdef HAVE_ERROR_CHECKING
    {
        MPID_BEGIN_ERROR_CHECKS;
        {
            MPIT_ERRTEST_PVAR_SESSION(session);
            MPIT_ERRTEST_ARGNULL(handle);
            MPIT_ERRTEST_ARGNULL(count);
            pvar_table_entry_t *entry;
            entry = (pvar_table_entry_t *) utarray_eltptr(pvar_table, pvar_index);
            if (!entry->active) {
                mpi_errno = MPI_T_ERR_INVALID_INDEX;
                goto fn_fail;
            }
        }
        MPID_END_ERROR_CHECKS;
    }
#endif /* HAVE_ERROR_CHECKING */

    /* ... body of routine ... */
    mpi_errno = MPIR_T_pvar_handle_alloc_impl(session, pvar_index, obj_handle, handle, count);
    if (mpi_errno) {
        goto fn_fail;
    }
    /* ... end of body of routine ... */

  fn_exit:
    MPIR_FUNC_TERSE_EXIT;
    MPIR_T_THREAD_CS_EXIT();
    return mpi_errno;

  fn_fail:
    goto fn_exit;
}

/*@
   MPI_T_pvar_handle_alloc - Allocate a handle for a performance variable

Input Parameters:
+ session - identifier of performance experiment session (handle)
. pvar_index - index of performance variable for which handle is to be allocated (integer)
- obj_handle - reference to a handle of the mpi object to which this variable is supposed to be bound (pointer)

Output Parameters:
+ handle - allocated handle (handle)
- count - number of elements used to represent this variable (integer)

.N ThreadSafe

.N Errors
.N MPI_SUCCESS

.N MPI_T_ERR_INVALID
.N MPI_T_ERR_INVALID_INDEX
.N MPI_T_ERR_INVALID_SESSION
.N MPI_T_ERR_NOT_INITIALIZED
.N MPI_T_ERR_OUT_OF_HANDLES
.N MPI_ERR_OTHER

@*/

#ifdef ENABLE_QMPI
#ifndef MPICH_MPI_FROM_PMPI
int QMPI_T_pvar_handle_alloc(QMPI_Context context, int tool_id, MPI_T_pvar_session session,
                             int pvar_index, void *obj_handle, MPI_T_pvar_handle *handle,
                             int *count) MPICH_API_PUBLIC
{
    return internal_T_pvar_handle_alloc(session, pvar_index, obj_handle, handle, count);
}
#endif /* MPICH_MPI_FROM_PMPI */
int MPI_T_pvar_handle_alloc(MPI_T_pvar_session session, int pvar_index, void *obj_handle,
                            MPI_T_pvar_handle *handle, int *count)
{
    QMPI_Context context;
    QMPI_T_pvar_handle_alloc_t *fn_ptr;

    context.storage_stack = NULL;

    if (MPIR_QMPI_num_tools == 0)
        return QMPI_T_pvar_handle_alloc(context, 0, session, pvar_index, obj_handle, handle,
                                        count);

    fn_ptr = (QMPI_T_pvar_handle_alloc_t *) MPIR_QMPI_first_fn_ptrs[MPI_T_PVAR_HANDLE_ALLOC_T];

    return (*fn_ptr) (context, MPIR_QMPI_first_tool_ids[MPI_T_PVAR_HANDLE_ALLOC_T], session,
            pvar_index, obj_handle, handle, count);
}
#else /* ENABLE_QMPI */
int MPI_T_pvar_handle_alloc(MPI_T_pvar_session session, int pvar_index, void *obj_handle,
                            MPI_T_pvar_handle *handle, int *count)
{
    return internal_T_pvar_handle_alloc(session, pvar_index, obj_handle, handle, count);
}
#endif /* ENABLE_QMPI */
