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/*
* Copyright (c) 1999-2005 Mark D. Hill and David A. Wood
* All rights reserved.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions are
* met: redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer;
* redistributions in binary form must reproduce the above copyright
* notice, this list of conditions and the following disclaimer in the
* documentation and/or other materials provided with the distribution;
* neither the name of the copyright holders nor the names of its
* contributors may be used to endorse or promote products derived from
* this software without specific prior written permission.
*
* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
* "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
* LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
* A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
* OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
* SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
* LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
* DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
* THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
* (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
* OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
*/
#ifndef _INCLUDE_H_
#define _INCLUDE_H_
/*------------------------------------------------------------------------*/
/* Includes */
/*------------------------------------------------------------------------*/
/*------------------------------------------------------------------------*/
/* Macro declarations */
/*------------------------------------------------------------------------*/
/*------------------------------------------------------------------------*/
/* Class declaration(s) */
/*------------------------------------------------------------------------*/
/**
* This class deals with initializing the global variables in the object,
* setting the varibles (from the command line), printing the configuration,
* and saving it to a file.
*
* @see confio_t
* @author cmauer
* @version $Id$
*/
class initvar_t {
public:
/**
* @name Constructor(s) / destructor
*/
//@{
/**
* Constructor: creates object
* @param name The name of this object
* @param relativeIncludePath The relative path to config files
* @param initializingString A string (with value pairs) for initialization
* @param allocate_f A ptr to the allocate function
* @param generate_values A ptr to the generate values function
*/
initvar_t( const char *name, const char *relativeIncludePath,
const char *initializingString,
void (*allocate_fn)(void),
void (*my_generate_fn)(void)
);
/**
* Destructor: frees object.
*/
~initvar_t();
//@}
/**
* @name Methods
*/
//@{
/// calls the allocation routine explicitly (used by the tester)
void allocate( void );
/// checks to see if all vars have been initialized
void checkInitialization( void );
/// list all parameters: to a file (or stdout if file is NULL)
void list_param( FILE *fp );
/// returns the name of the last config file to be read ("default" is none)
const char *get_config_name( void );
/// calls through to the get_attr function, if object is initialized
int dispatch_get( void *id, void *obj,
attr_value_t *idx );
/** adds initialization attributes, calls through to the set_attr function,
* if object is initialized.
*/
set_error_t dispatch_set( void *id, void *obj,
attr_value_t *val, attr_value_t *idx );
//@}
/// (single) instance of the init var object
static initvar_t *m_inst;
protected:
///returns true if the variables are initialized
bool confirm_init( void ) {
return m_is_init;
}
///read a configuration file
void read_config( const char *parameterFile );
/// set a parameter to be a particular value
set_error_t set_param( const char *name, attr_value_t *value );
/// initializes the configuration reader
void init_config_reader( const char *initString );
/// bool value (true if initialized)
bool m_is_init;
/// configuration reader
confio_t *m_config_reader;
/// a pointer to a string (corresponding to this objects name)
char *m_name;
/// a pointer to a string (representing the last config file read)
char *m_config_filename;
/// the relative include path to the configuration files
char *m_rel_include_path;
/// a pointer to the allocation function
void (*m_allocate_f)(void);
/// a pointer to the generate values function
void (*m_generate_values_f)(void);
};
/*------------------------------------------------------------------------*/
/* Global variables */
/*------------------------------------------------------------------------*/
/*------------------------------------------------------------------------*/
/* Global functions */
/*------------------------------------------------------------------------*/
#ifdef __cplusplus
extern "C" {
#endif
///provides a dispatch mechanism that catches a few commands to get variables
attr_value_t initvar_dispatch_get( void *id, void *obj,
attr_value_t *idx );
///provides a dispatch mechanism that catches a few commands to set variables
set_error_t initvar_dispatch_set( void *id, void *obj,
attr_value_t *val, attr_value_t *idx );
#ifdef __cplusplus
} // extern "C"
#endif
#endif /* _INCLUDE_H_ */
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