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-/********************* */
-/*! \file options_handlers.h
- ** \verbatim
- ** Original author: Morgan Deters
- ** Major contributors: none
- ** Minor contributors (to current version): Kshitij Bansal, Tim King
- ** This file is part of the CVC4 project.
- ** Copyright (c) 2009-2014 New York University and The University of Iowa
- ** See the file COPYING in the top-level source directory for licensing
- ** information.\endverbatim
- **
- ** \brief Custom handlers and predicates for arithmetic options
- **
- ** Custom handlers and predicates for arithmetic options.
- **/
-
-#include "cvc4_private.h"
-
-#ifndef __CVC4__THEORY__ARITH__OPTIONS_HANDLERS_H
-#define __CVC4__THEORY__ARITH__OPTIONS_HANDLERS_H
-
-#include <string>
-
-namespace CVC4 {
-namespace theory {
-namespace arith {
-
-static const std::string arithUnateLemmasHelp = "\
-Unate lemmas are generated before SAT search begins using the relationship\n\
-of constant terms and polynomials.\n\
-Modes currently supported by the --unate-lemmas option:\n\
-+ none \n\
-+ ineqs \n\
- Outputs lemmas of the general form (<= p c) implies (<= p d) for c < d.\n\
-+ eqs \n\
- Outputs lemmas of the general forms\n\
- (= p c) implies (<= p d) for c < d, or\n\
- (= p c) implies (not (= p d)) for c != d.\n\
-+ all \n\
- A combination of inequalities and equalities.\n\
-";
-
-static const std::string propagationModeHelp = "\
-This decides on kind of propagation arithmetic attempts to do during the search.\n\
-+ none\n\
-+ unate\n\
- use constraints to do unate propagation\n\
-+ bi (Bounds Inference)\n\
- infers bounds on basic variables using the upper and lower bounds of the\n\
- non-basic variables in the tableau.\n\
-+both\n\
-";
-
-static const std::string errorSelectionRulesHelp = "\
-This decides on the rule used by simplex during heuristic rounds\n\
-for deciding the next basic variable to select.\n\
-Heuristic pivot rules available:\n\
-+min\n\
- The minimum abs() value of the variable's violation of its bound. (default)\n\
-+max\n\
- The maximum violation the bound\n\
-+varord\n\
- The variable order\n\
-";
-
-inline ArithUnateLemmaMode stringToArithUnateLemmaMode(std::string option, std::string optarg, SmtEngine* smt) throw(OptionException) {
- if(optarg == "all") {
- return ALL_PRESOLVE_LEMMAS;
- } else if(optarg == "none") {
- return NO_PRESOLVE_LEMMAS;
- } else if(optarg == "ineqs") {
- return INEQUALITY_PRESOLVE_LEMMAS;
- } else if(optarg == "eqs") {
- return EQUALITY_PRESOLVE_LEMMAS;
- } else if(optarg == "help") {
- puts(arithUnateLemmasHelp.c_str());
- exit(1);
- } else {
- throw OptionException(std::string("unknown option for --unate-lemmas: `") +
- optarg + "'. Try --unate-lemmas help.");
- }
-}
-
-inline ArithPropagationMode stringToArithPropagationMode(std::string option, std::string optarg, SmtEngine* smt) throw(OptionException) {
- if(optarg == "none") {
- return NO_PROP;
- } else if(optarg == "unate") {
- return UNATE_PROP;
- } else if(optarg == "bi") {
- return BOUND_INFERENCE_PROP;
- } else if(optarg == "both") {
- return BOTH_PROP;
- } else if(optarg == "help") {
- puts(propagationModeHelp.c_str());
- exit(1);
- } else {
- throw OptionException(std::string("unknown option for --arith-prop: `") +
- optarg + "'. Try --arith-prop help.");
- }
-}
-
-inline ErrorSelectionRule stringToErrorSelectionRule(std::string option, std::string optarg, SmtEngine* smt) throw(OptionException) {
- if(optarg == "min") {
- return MINIMUM_AMOUNT;
- } else if(optarg == "varord") {
- return VAR_ORDER;
- } else if(optarg == "max") {
- return MAXIMUM_AMOUNT;
- } else if(optarg == "help") {
- puts(errorSelectionRulesHelp.c_str());
- exit(1);
- } else {
- throw OptionException(std::string("unknown option for --heuristic-pivot-rule: `") +
- optarg + "'. Try --heuristic-pivot-rule help.");
- }
-}
-
-}/* CVC4::theory::arith namespace */
-}/* CVC4::theory namespace */
-}/* CVC4 namespace */
-
-#endif /* __CVC4__THEORY__ARITH__OPTIONS_HANDLERS_H */
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