bccf8c657a
Current MPI_T support: - Full cvar interface. - Full categories interface. - No pvar support at this time. This commit was SVN r28376.
84 строки
2.2 KiB
C
84 строки
2.2 KiB
C
/* -*- Mode: C; c-basic-offset:4 ; indent-tabs-mode:nil -*- */
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/*
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* Copyright (c) 2012-2013 Los Alamos National Security, LLC. All rights
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* reserved.
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* $COPYRIGHT$
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*
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* Additional copyrights may follow
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*
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* $HEADER$
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*/
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#include "ompi/mpit/mpit-internal.h"
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static const char FUNC_NAME[] = "MPI_T_cvar_write";
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int MPI_T_cvar_write (MPI_T_cvar_handle handle, const void *buf)
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{
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mca_base_var_storage_t value;
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int rc = MPI_SUCCESS;
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if (!mpit_is_initialized ()) {
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return MPI_T_ERR_NOT_INITIALIZED;
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}
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if (MPI_PARAM_CHECK && NULL == buf) {
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return MPI_ERR_ARG;
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}
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mpit_lock ();
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do {
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if (MCA_BASE_VAR_SCOPE_CONSTANT == handle->var->mbv_scope ||
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MCA_BASE_VAR_SCOPE_READONLY == handle->var->mbv_scope) {
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rc = MPI_T_ERR_CVAR_SET_NEVER;
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break;
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}
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if (!(MCA_BASE_VAR_FLAG_SETTABLE & handle->var->mbv_flags)) {
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rc = MPI_T_ERR_CVAR_SET_NOT_NOW;
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break;
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}
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switch (handle->var->mbv_type) {
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case MCA_BASE_VAR_TYPE_STRING:
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value.stringval = (char *) buf;
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break;
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case MCA_BASE_VAR_TYPE_INT:
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case MCA_BASE_VAR_TYPE_UNSIGNED_INT:
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value.intval = ((int *) buf)[0];
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break;
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case MCA_BASE_VAR_TYPE_BOOL:
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/* we expose boolean values as integers */
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value.boolval = !!(((int *) buf)[0]);
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break;
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case MCA_BASE_VAR_TYPE_UNSIGNED_LONG_LONG:
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value.ullval = ((unsigned long long *) buf)[0];
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break;
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case MCA_BASE_VAR_TYPE_SIZE_T:
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if (sizeof(size_t) == sizeof(unsigned long long)) {
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value.ullval = ((unsigned long long *) buf)[0];
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} else {
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value.intval = ((int *) buf)[0];
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}
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break;
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default:
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rc = MPI_T_ERR_CVAR_SET_NEVER;
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break;
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}
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} while (0);
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if (MPI_SUCCESS == rc) {
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rc = mca_base_var_set_value(handle->var->mbv_index, &value, sizeof(value), MCA_BASE_VAR_SOURCE_SET, NULL);
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if (OPAL_SUCCESS != rc) {
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rc = MPI_T_ERR_CVAR_SET_NOT_NOW;
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}
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}
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mpit_unlock ();
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return rc;
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}
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