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openmpi/opal/mca/base/mca_base_param_internal.h
Ralph Castain f7d1c2d229 Extend the mca param display capability to allow independent output of the params based on where they were last set (default, enviro, file, or API), and to out
put the name of the file that set them if they were set by file. This is of great assistance to support personnel trying to understand why a user is having pro
blems.

Coordinated with Jeff.

This commit was SVN r19111.
2008-07-31 20:00:45 +00:00

188 строки
5.3 KiB
C

/*
* Copyright (c) 2004-2007 The Trustees of Indiana University and Indiana
* University Research and Technology
* Corporation. All rights reserved.
* Copyright (c) 2004-2006 The University of Tennessee and The University
* of Tennessee Research Foundation. All rights
* reserved.
* Copyright (c) 2004-2005 High Performance Computing Center Stuttgart,
* University of Stuttgart. All rights reserved.
* Copyright (c) 2004-2005 The Regents of the University of California.
* All rights reserved.
* Copyright (c) 2008 Cisco Systems, Inc. All rights reserved.
* $COPYRIGHT$
*
* Additional copyrights may follow
*
* $HEADER$
*/
/**
* @file
*
* This is the private declarations for the MCA parameter system.
* This file is internal to the MCA parameter system and should not
* need to be used by any other elements in Open MPI except the
* special case of the ompi_info command.
*
* All the rest of the doxygen documentation in this file is marked as
* "internal" and won't show up unless you specifically tell doxygen
* to generate internal documentation (by default, it is skipped).
*/
#ifndef OPAL_MCA_BASE_PARAM_INTERNAL_H
#define OPAL_MCA_BASE_PARAM_INTERNAL_H
#include "opal_config.h"
#include "opal/class/opal_object.h"
#include "opal/class/opal_list.h"
#include "opal/class/opal_hash_table.h"
#include "opal/mca/base/mca_base_param.h"
#if defined(c_plusplus) || defined(__cplusplus)
extern "C" {
#endif
/**
* \internal
*
* Types for MCA parameters.
*/
typedef union {
/** Integer value */
int intval;
/** String value */
char *stringval;
} mca_base_param_storage_t;
/**
* \internal
*
* Entry for holding the information about an MCA parameter and its
* default value.
*/
struct mca_base_param_t {
/** Allow this to be an OPAL OBJ */
opal_object_t mbp_super;
/** Enum indicating the type of the parameter (integer or string) */
mca_base_param_type_t mbp_type;
/** String of the type name, or NULL */
char *mbp_type_name;
/** String of the component name */
char *mbp_component_name;
/** String of the parameter name */
char *mbp_param_name;
/** Full parameter name, in case it is not
<type>_<component>_<param> */
char *mbp_full_name;
/** List of synonym names for this parameter. This *must* be a
pointer (vs. a plain opal_list_t) because we copy this whole
struct into a new param for permanent storage
(opal_vale_array_append_item()), and the internal pointers in
the opal_list_t will be invalid when that happens. Hence, we
simply keep a pointer to an external opal_list_t. Synonyms
are uncommon enough that this is not a big performance hit. */
opal_list_t *mbp_synonyms;
/** Whether this is internal (not meant to be seen / modified by
users) or not */
bool mbp_internal;
/** Whether this value is changable from the default value that
was registered (e.g., when true, useful for reporting values,
like the value of the GM library that was linked against) */
bool mbp_read_only;
/** Whether this MCA parameter (*and* all of its synonyms) is
deprecated or not */
bool mbp_deprecated;
/** Whether the warning message for the deprecated MCA param has
been shown already or not */
bool mbp_deprecated_warning_shown;
/** Help message associated with this parameter */
char *mbp_help_msg;
/** Environment variable name */
char *mbp_env_var_name;
/** Default value of the parameter */
mca_base_param_storage_t mbp_default_value;
/** Whether or not we have a file value */
bool mbp_file_value_set;
/** Value of the parameter found in a file */
mca_base_param_storage_t mbp_file_value;
/** File the value came from */
char *mbp_source_file;
/** Whether or not we have an override value */
bool mbp_override_value_set;
/** Value of the parameter override set via API */
mca_base_param_storage_t mbp_override_value;
};
/**
* \internal
*
* Convenience typedef.
*/
typedef struct mca_base_param_t mca_base_param_t;
/**
* \internal
*
* Object delcataion for mca_base_param_t
*/
OPAL_DECLSPEC OBJ_CLASS_DECLARATION(mca_base_param_t);
/**
* \internal
*
* Structure for holding param names and values read in from files.
*/
struct mca_base_param_file_value_t {
/** Allow this to be an OPAL OBJ */
opal_list_item_t super;
/** Parameter name */
char *mbpfv_param;
/** Parameter value */
char *mbpfv_value;
/** File it came from */
char *mbpfv_file;
};
/**
* \internal
*
* Convenience typedef
*/
typedef struct mca_base_param_file_value_t mca_base_param_file_value_t;
/**
* Object declaration for mca_base_param_file_value_t
*/
OPAL_DECLSPEC OBJ_CLASS_DECLARATION(mca_base_param_file_value_t);
/**
* \internal
*
* Global list of params and values read in from MCA parameter files
*/
OPAL_DECLSPEC extern opal_list_t mca_base_param_file_values;
/**
* \internal
*
* Parse a parameter file.
*/
OPAL_DECLSPEC int mca_base_parse_paramfile(const char *paramfile);
#if defined(c_plusplus) || defined(__cplusplus)
}
#endif
#endif /* OPAL_MCA_BASE_PARAM_INTERNAL_H */