main.cpp

#include <iostream>
#include <string>
#include <cstdlib>
#include <stdio.h>
#include "ast/AST.h"
#include "execengine/ExecEngine.h"


#ifdef _WIN32
extern "C"
{
#endif
	extern int yyparse();
	extern int yylex();
#ifdef _WIN32
}
#endif

extern FILE* yyin;

extern ast::AST* syntaxTree;

void showHelp(const char* name) 
{
    std::cout << "Usage: " << name << " filename.lec \"StartupClass\" \"startupMessage\"\n";
    exit(1);
}

int main(int argc, char** args) 
{
    if (argc < 4)
        showHelp(args[0]);
    
    /* Parse */
    if (yyin = fopen(args[1], "r")) {
		yyparse();
        fclose(yyin);
    } else {
		std::cerr << "Could not open the file: " << args[1] << std::endl;
        showHelp(args[0]);
    }
    
    /* Execute the AST */
    execengine::ExecEngine* ee = execengine::ExecEngine::execEngine();
    
    ee->initializeEngine(syntaxTree);
    
    return ee->execute(std::string(args[2]), std::string(args[3]));
}