BOLT Programming Source code

#include <iostream>// Used for IO froms the compiler
#include <cstdlib>// Used for pauseing the screen
#include <cstdio>// Used for deleteing files
#include <windows.h>// Used for loading the DLLs
#include <vector>// Used for making lists
#include <fstream>// used for file io
#include "Classes.h"// Used for returing the compiler erros
using namespace std;// Use th standard namespace

typedef int (__cdecl *PLUGIN)(string);// The compiler error
vector<HMODULE> DllList;// A list of all of the dlls
vector<PLUGIN> PluginList;// A list of all of the dlls main function
vector<string> DllDir;// A list of all of the DLL's directorys

void SendError(string Msg)  // Send an error to the user
{
    cout << "[SYSTEM ERROR] " << Msg << endl;// Send the error
    system("pause");// Wait for a response
    exit(1);// Quit the program
}// End of SendError(string)

void LoadDLLs(void)  // Load all of the dlls for the program
{
    for(unsigned int i = 0; i != DllDir.size(); i++)  // Go through all of the plugins
    {
        cout << "\t-\"" << DllDir[i].c_str() << "\"";// Show that we are reading the copiler
        DllList.push_back(LoadLibrary(DllDir[i].c_str()));// Load the compiler
        if(!DllList.back())  // If we could not find the compiler module
        {
            cout << " failed." << endl;// We could not load the copiler
            SendError("Could not load the plugin");// Send the error
        }
        else    // If we found the compiler
        {
            cout << " worked." << endl;// We could not load the copiler
            PluginList.push_back((PLUGIN)GetProcAddress(DllList.back(), "Plugin"));// Get the compiler functions address
            if(!PluginList.back())// If the dll did not have the function
                SendError("Could not load \"Plugin()\" function!");// Send the error
        }// End of if statement
    }// go through all of the plugins
}// End of LoadDLLs(void)

void FreeDLLs(void)  // Free all of the DLLs we loaded
{
    for(unsigned int i = 0; i != DllDir.size(); i++)  // Go through all of the plugins
    {
        cout << "\t-\"" << DllDir[i].c_str() << "\"" << endl;// Show that we are reading the copiler
        FreeLibrary(DllList[i]);// Free the compiler
        DllList.erase(DllList.begin());// Delete the first element
    }// go through all of the plugins
}// End of FreeDLLs(void)

int main(int NArgs, const char* Args[])  // The main program
{
    // ARGS
    // 1    : Windows location
    // 2... : DLL Locations
    // 3    : Index of plugin to execute
    // 4    : File to send plugin

    if(NArgs < 4)// If we have any fewer than three paramente
        SendError("Missing executional parameters");// End the error
    for(int i = 0; i != NArgs-3; i++)// Go through all of the plugins
        DllDir.push_back(Args[i+1]);// Add the dll to the list
    cout << "Loading DLLs..." << endl;// Show what we are doing
    LoadDLLs();// Load the compiler module
    string PluginToExecute = Args[abs(atoi(Args[NArgs-2]))];// Get the name of the plugin to execute
    PluginToExecute.erase(0, PluginToExecute.find_last_of("\\/") + 1);// Strip the directory
    cout << "Executing " << PluginToExecute << "...\n" << endl;// Show what we are doing
    try  // Try to compile the code
    {
        PluginList[abs(atoi(Args[NArgs-2]))-1](Args[NArgs-1]);// Compile the code
    }
    catch (Compile_Error CE)    // If the code had an error
    {
        // Cant use SendError() because the string contains the line number
        string ErrorFile = CE.File;// Get the name of the plugin to execute
        ErrorFile.erase(0, ErrorFile.find_last_of("\\/") + 1);// Strip the directory
        cout << "File: " << ErrorFile << "\nLine - " << CE.Line << ": " << CE.Message << endl << endl;// Show the error
        if(atoi(Args[NArgs-2])>0) system("pause");// Wait for a response
        char Buffer[MAX_PATH];// Holds the name of our executable
        GetModuleFileName(NULL,Buffer,MAX_PATH);// Get the directory+Filename of the executable
        string AppDir = (Buffer);// Convert it to a string
        string::size_type pos2 = AppDir.find_last_of( "\\/" );// Only get the directory
        AppDir = AppDir.substr( 0, pos2)+"\\";// Only get the directory
        FILE* Errors = fopen((AppDir+"BadCompile.txt").c_str(),"w");// Make the file
        fprintf(Errors,"There was a compile error :(");// Output the message
        fclose(Errors);// Close the file
        exit(1);// Quit the program
    }// End of try-catch statement
    cout << "Freeing DLLs..." << endl;// Show what we are doing
    FreeDLLs();// Free all of the modules
    char Buffer[MAX_PATH];// Holds the name of our executable
    GetModuleFileName(NULL,Buffer,MAX_PATH);// Get the directory+Filename of the executable
    string AppDir = (Buffer);// Convert it to a string
    string::size_type pos2 = AppDir.find_last_of( "\\/" );// Only get the directory
    AppDir = AppDir.substr( 0, pos2)+"\\BadCompile.txt";// Only get the directory
    remove(AppDir.c_str());// Remove the compile error file
    system("pause");
    return 0;
}