const.h

/*
 * const.h : Constants and values needed by a few files
 * Part of the compiler project for LSD10 language
 * Gaudry Stéphane
 * More information on http://www.gaudry.be/langages-analyse-syntaxique-ast.html
 */
#ifndef CONST_H
	#define CONST_H
	#include "common.h"
 
	#include "y.tab.h"
	typedef struct YYLTYPE  *debugYacc;
 
	/**
	 * Initial value for int struct members
	 */
	#define INITIAL_INT -1
	/**
	 * Error for an integer value in a %d string
	 * ie: scopeStackPtr->declarationNode==NULL?ERROR_INT:scopeStackPtr->declarationNode->info->scopeId
	 */
	#define ERROR_INT -1000
	/**
	 * String undefined value
	 */
	#define NO_NAME NULL
	/**
	 * Integer undefined value
	 */
	#define NO_VAL -1
 
	/*
	 * **********************************************************
	 * AST Types
	 * **********************************************************
	 */
 
	typedef enum {
		NODE_TYPE_NOTHING = -10,
		NODE_TYPE_NOTFOUND = -11,
		/*Type not yet defined, must be defined at the node insertion...*/
		NODE_TYPE_TODO = -12,
		NODE_TYPE_CHECK = -13,
		/**
		 * Node used only as container to store multiple values, no other meaning
		 * May use node->info->name to distinct
		 */
		NODE_TYPE_CONTAINER = -14,
 
		AST_VOID_VAR_TYPE = -20,
		AST_BOOLEAN_VAR_TYPE = -21,
		AST_INTEGER_VAR_TYPE = -22,
		AST_INSTACK_VAR_TYPE = -23,
		AST_INTEGER_ARRAY_VAR_TYPE = -24,
		AST_BOOLEAN_ARRAY_VAR_TYPE = -25,
 
		NODE_TYPE_FUNCTIONS = -30,
		NODE_TYPE_FUNCTION = -31,
		NODE_TYPE_DECLARATIONS = -32,
		NODE_TYPE_DECLARATION = -33,
		NODE_TYPE_FUNCTION_BODY = -34,
		NODE_TYPE_FUNCTION_CALL = -35,
		NODE_TYPE_STATEMENT = -36,
		NODE_TYPE_REXP = -37,
		AST_IF_ELSE_STMT = -38,
 
		NODE_TYPE_ID = -40,
 
		NODE_TYPE_VAR_DECL = -50,
		/* Parameter declaration */
		NODE_TYPE_PARAM_DECL = -51,
		/* Container of parameter declarations */
		NODE_TYPE_PARAM_LIST = -52,
		NODE_TYPE_PARAM = -53,//@todo: remove this
 
		/*Address Parameter*/
		NODE_DECL_PADR = -60,
		/*Value Parameter*/
		NODE_DECL_PVAL = -61
	}NodeType;
 
	/*
	 * **********************************************************
	 * Misc constants
	 * **********************************************************
	 */
 
	/**
	 *
	 */
	typedef enum {
		AST_CMP_EQUALS = 0,
		AST_CMP_BEFORE = 1,
		AST_CMP_AFTER = -1,
	}NodeCmp;
 
 
	#define LEX_FIRST_TOKEN LEXICAL_BOOLEAN_TYPE
	#define LEX_LAST_TOKEN ID
 
 
	//Using enum doesn't work on precompilation #if test because enum values are set later
	//typedef enum  {
	//	/*Lex file*/
	//	DEB_L,
	//	/*Yacc file*/
	//	DEB_Y,
	//	/*Symbols table file*/
	//	DEB_SYM,
	//	/*Other files*/
	//	DEB_O,
	//	/*Information messages*/
	//	DEB_I,
	//	/*P-code messages*/
	//	DEB_P,
	//	/*Warning messages*/
	//	DEB_W,
	//	/*Minimum execution messages*/
	//	DEB_EXEC,
	//	/*Error messages*/
	//	DEB_E,
	//	/*No messages*/
	//	DEB_NONE
	//}DebugLevel;
 
 
	/*
	 * **********************************************************
	 * Debug levels Usage
	*************************************************************
	* Output verbose is defined into common.h on the VERBOSE_LEVEL precomp const.
	*
	* Examples:
	*
	* to output all messages from the symbols table and further messages,
	* 		set VERBOSE_LEVEL to DEB_SYM
	*
	* to output only the symbols table messages,
	* 		set VERBOSE_LEVEL to DEB_SYM
	* 		set DEB_SYM to the highest value like #define DEB_SYM 300
	*
	* to output the symbols table, errors and execution messages,
	* 		set VERBOSE_LEVEL to DEB_SYM
	* 		set DEB_SYM to a value under DEB_EXEC like #define DEB_SYM 179
	*/
 
	/*Lex file*/
	#define DEB_L 100
	/*Yacc file*/
	#define DEB_Y 110
	/*AST output*/
	#define DEB_AST 120
	/*Symbols table*/
	#define DEB_SYM 130
	/*Other files*/
	#define DEB_O 140
	/*Information messages*/
	#define DEB_I 150
	/*P-code messages*/
	#define DEB_P 160
	/*Warning messages*/
	#define DEB_W 170
	/*Minimum execution messages*/
	#define DEB_EXEC 180
	/*Error messages*/
	#define DEB_E 190
	/*No messages*/
	#define DEB_NONE 200
 
#endif