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/**************************************************************/
/* ********************************************************** */
/* * * */
/* * PROBLEM DESCRIPTION * */
/* * * */
/* ********************************************************** */
/**************************************************************/
/**************************************************************/
/* * This program is free software; you can redistribute * */
/* * it and/or modify it under the terms of the FreeBSD * */
/* * Licence. * */
/* * * */
/* * This program is distributed in the hope that it will * */
/* * be useful, but WITHOUT ANY WARRANTY; without even * */
/* * the implied warranty of MERCHANTABILITY or FITNESS * */
/* * FOR A PARTICULAR PURPOSE. See the LICENCE file * */
/* * for more details. * */
/**************************************************************/
#include "description.h"
/**************************************************************/
/* Functions */
/**************************************************************/
DFGDESCRIPTION desc_Create(void)
/**************************************************************
INPUT: Nothing.
RETURNS: Newly allocated problem description instance.
***************************************************************/
{
DFGDESCRIPTION problem;
problem = (DFGDESCRIPTION)memory_Malloc(sizeof(DFGDESCRIPTION_NODE));
memset(problem,0,sizeof(DFGDESCRIPTION_NODE));
problem->status = DFG_UNKNOWNSTATE;
return problem;
}
void desc_Delete(DFGDESCRIPTION Description)
/**************************************************************
INPUT: Problem description instance.
RETURNS: Nothing.
EFFECT: Frees memory used by the problem description.
***************************************************************/
{
if (Description->name != NULL)
string_StringFree(Description->name);
if (Description->author != NULL)
string_StringFree(Description->author);
if (Description->version != NULL)
string_StringFree(Description->version);
if (Description->logic != NULL)
string_StringFree(Description->logic);
if (Description->description != NULL)
string_StringFree(Description->description);
if(Description->date != NULL)
string_StringFree(Description->date);
memory_Free(Description,sizeof(DFGDESCRIPTION_NODE));
}
const char* desc_Name(DFGDESCRIPTION Description)
/**************************************************************
INPUT: Problem description instance.
RETURNS: The problem's name from the description section.
***************************************************************/
{
return Description->name;
}
const char* desc_Author(DFGDESCRIPTION Description)
/**************************************************************
INPUT: Problem description instance.
RETURNS: The problem's author from the description section.
***************************************************************/
{
return Description->author;
}
const char* desc_Version(DFGDESCRIPTION Description)
/**************************************************************
INPUT: Problem description instance.
RETURNS: The problem's version from the description section.
***************************************************************/
{
return Description->version;
}
const char* desc_Logic(DFGDESCRIPTION Description)
/**************************************************************
INPUT: Problem description instance.
RETURNS: The problem's logic from the description section.
***************************************************************/
{
return Description->logic;
}
DFG_STATE desc_Status(DFGDESCRIPTION Description)
/**************************************************************
INPUT: Problem description instance.
RETURNS: The problem's status from the description section.
***************************************************************/
{
return Description->status;
}
const char* desc_StatusString(DFGDESCRIPTION Description)
/**************************************************************
INPUT: Problem description instance.
RETURNS: The string representation of the problem's status.
***************************************************************/
{
const char* result = "";
switch (Description->status) {
case DFG_SATISFIABLE:
result = "satisfiable"; break;
case DFG_UNSATISFIABLE:
result = "unsatisfiable"; break;
case DFG_UNKNOWNSTATE:
result = "unknown"; break;
default:
misc_StartErrorReport();
misc_ErrorReport("\n In desc_StatusString: Invalid status.\n");
misc_FinishErrorReport();
}
return result;
}
const char* desc_Description(DFGDESCRIPTION Description)
/**************************************************************
INPUT: Problem description instance.
RETURNS: The problem's description from the description section.
***************************************************************/
{
return Description->description;
}
const char* desc_Date(DFGDESCRIPTION Description)
/**************************************************************
INPUT: Problem description instance.
RETURNS: The problem's date from the description section.
***************************************************************/
{
return Description->date;
}
void desc_FPrintDescription(DFGDESCRIPTION Description, FILE* File)
/**************************************************************
INPUT: Problem description instance and a file stream.
RETURNS: Nothing.
EFFECT: The description section from the input file
is printed to 'File'. You must call the parser first
before calling this function.
***************************************************************/
{
fputs("list_of_descriptions.\n name(", File);
if (Description->name != NULL)
fputs(Description->name, File);
else
fputs("{* *}", File);
fputs(").\n author(", File);
if (Description->author != NULL)
fputs(Description->author, File);
else
fputs("{* *}", File);
fputs(").\n", File);
if (Description->version != NULL) {
fputs(" version(", File);
fputs(Description->version, File);
fputs(").\n", File);
}
if (Description->logic != NULL) {
fputs(" logic(", File);
fputs(Description->logic, File);
fputs(").\n", File);
}
fputs(" status(", File);
fputs(desc_StatusString(Description), File);
fputs(").\n description(", File);
if (Description->description != NULL)
fputs(Description->description, File);
else
fputs("{* *}", File);
fputs(").\n", File);
if (Description->date != NULL) {
fputs(" date(", File);
fputs(Description->date, File);
fputs(").\n", File);
}
fputs("end_of_list.", File);
}
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