Utils/Scripter/function.cpp

@@ -0,0 +1,146 @@
+/*=========================================================================
+
+	function.cpp
+
+	Author:		PKG
+	Created: 
+	Project:	Spongebob
+	Purpose: 
+
+	Copyright (c) 2000 Climax Development Ltd
+
+===========================================================================*/
+
+
+/*----------------------------------------------------------------------
+	Includes
+	-------- */
+
+#include "function.h"
+
+#ifndef _LEXER_H
+#include "lexer.h"
+#endif
+
+#ifndef _PARSER_H
+#include "parser.h"
+#endif
+
+
+/*	Std Lib
+	------- */
+
+#include <stdio.h>
+#include <string.h>
+
+
+/*	Data
+	---- */
+
+/*----------------------------------------------------------------------
+	Tyepdefs && Defines
+	------------------- */
+
+/*----------------------------------------------------------------------
+	Structure defintions
+	-------------------- */
+
+/*----------------------------------------------------------------------
+	Function Prototypes
+	------------------- */
+
+/*----------------------------------------------------------------------
+	Vars
+	---- */
+static FunctionDef s_functionNames[]=
+{
+	{ 0,	"print",	1,	},
+};
+static int		s_functionCount=sizeof(s_functionNames)/sizeof(FunctionDef);
+
+extern mylexer s_lexer;
+extern myparser s_parser;
+
+
+/*----------------------------------------------------------------------
+	Function:
+	Purpose:
+	Params:
+	Returns:
+  ---------------------------------------------------------------------- */
+extern FunctionDef *lookupFunctionName(char *_name)
+{
+	int			i;
+	FunctionDef	*fp;
+
+	fp=s_functionNames;
+	for(i=0;i<s_functionCount;i++)
+	{
+		if(strcmp(fp->m_name,_name)==0)
+		{
+			return fp;
+		}
+		fp++;
+	}
+
+	printf("Unknown function name _%s\n",_name);
+	s_lexer.error();
+	return NULL;
+}
+
+
+/*----------------------------------------------------------------------
+	Function:
+	Purpose:
+	Params:
+	Returns:	Argument count for the requestion function
+  ---------------------------------------------------------------------- */
+extern int getFunctionArgCount(int _functionNumber)
+{
+	return s_functionNames[_functionNumber].m_argCount;
+}
+
+
+/*----------------------------------------------------------------------
+	Function:
+	Purpose:
+	Params:
+	Returns:	A treenode that contains all of the functions arguments
+  ---------------------------------------------------------------------- */
+extern CTreeNode *getFunctionArgs(int _argCount)
+{
+	int	i;
+	int	tokenType;
+
+	if(_argCount)
+	{
+		CTreeNode	*base;
+
+//		base=new CTreeNode(STMT_LIST
+		for(i=0;i<_argCount;i++)
+		{
+			tokenType=s_parser.yygettoken();
+			switch(tokenType)
+			{
+				case VARIABLE:
+					break;
+				case VALUE:
+					break;
+				default:
+					printf("UNEXPECTED TOKEN '%s' FOR ARGUMENT %d\n",s_lexer.yytext,i+1);
+					s_lexer.error();
+					break;
+			}
+		}
+
+		return new CTreeNode(EMPTY_STMT);
+	}
+	else
+	{
+		return new CTreeNode(EMPTY_STMT);
+	}
+}
+
+
+/*===========================================================================
+ end */

Utils/Scripter/function.h

@@ -0,0 +1,65 @@
+/*=========================================================================
+
+	function.h
+
+	Author:		PKG
+	Created:
+	Project:	Spongebob
+	Purpose:
+
+	Copyright (c) 2000 Climax Development Ltd
+
+===========================================================================*/
+
+#ifndef __FUNCTION_H__
+#define	__FUNCTION_H__
+
+/*----------------------------------------------------------------------
+	Includes
+	-------- */
+
+#ifndef __CODEGEN_H__
+#include "codegen.h"
+#endif
+
+
+/*	Std Lib
+	------- */
+
+/*----------------------------------------------------------------------
+	Tyepdefs && Defines
+	------------------- */
+
+/*----------------------------------------------------------------------
+	Structure defintions
+	-------------------- */
+
+struct FunctionDef
+{
+	int		m_functionNumber;
+	char	*m_name;
+	int		m_argCount;
+};
+
+
+/*----------------------------------------------------------------------
+	Globals
+	------- */
+
+/*----------------------------------------------------------------------
+	Functions
+	--------- */
+
+extern FunctionDef *lookupFunctionName(char *_name);
+
+extern int getFunctionArgCount(int _functionNumber);
+
+extern CTreeNode *getFunctionArgs(int _argCount);
+
+
+/*---------------------------------------------------------------------- */
+
+#endif	/* __FUNCTION_H__ */
+
+/*===========================================================================
+ end */