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clanapp.cpp

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/*
        ------------------------------------------------------------------------
        ClanLib, the platform independent game SDK.

        This library is distributed under the GNU LIBRARY GENERAL PUBLIC LICENSE
        version 2. See COPYING for details.

        For a total list of contributers see CREDITS.

        ------------------------------------------------------------------------
*/

#include <windows.h>
#include <vector>
#include "API/Core/System/setupcore.h"
#include "API/Application/clanapp.h"

static void calc_commandline(int *argc, char ***argv);

// WinMain:

int WINAPI WinMain(
        HINSTANCE hInstance,
        HINSTANCE hPrevInstance,
        LPSTR lpCmdLine,
        int nCmdShow)
{
        int retval;
        int argc;
        char **argv;

        // Did the game developer remember to create one global application
        // interface?
        if (CL_ClanApplication::app == NULL)
        {
                MessageBox(NULL, "No program instance found", "ClanLib/Win32", 32);
                return 0;
        }

        // Get commandline arguments.
        calc_commandline(&argc, &argv);

        // Initialize clanlib and call clanapp main:
        CL_SetupCore::set_instance(hInstance);
        CL_SetupCore::init();
        retval = CL_ClanApplication::app->main(argc, argv);
        CL_SetupCore::deinit();

        // calc_commandline() doesn't clean up after itself. tsk tsk:
        delete[] argv;

        return retval;
}

// calc_commandline:

static void calc_commandline(int *argc, char ***argv)
{
        char *command_line = GetCommandLine();
        static std::vector<char *> pos;
        bool state_gaaseoejne = false;
        bool new_arg = true;

        for (;*command_line;command_line++) 
        {
                if (*command_line == '"')
                {
                        new_arg = true;
                        command_line++;
                        char *start_arg = command_line;
                        for (;*command_line && *command_line!='"';command_line++)
                        {
                                if (!isspace(*command_line)) new_arg = false;
                        }
                        if (new_arg == false) pos.push_back(start_arg);
                        if (*command_line == '"') *command_line = 0;
                        else if (*command_line == 0) break;
                        command_line++;
                        if (*command_line == 0) break;
                        new_arg = true;
                }
                
                if (new_arg && !isspace(*command_line))
                {
                        new_arg = false;
                        pos.push_back(command_line);
                }
                else if (!new_arg && isspace(*command_line))
                {
                        new_arg = true;
                        *command_line = 0;
                }
        }
        int num_words = pos.size();

        char **words = new char*[num_words];

        int i;
        for (i=0; i<num_words; i++)
        {
                words[i] = pos[i];
        }

        *argc = num_words;
        *argv = words;
}

// CL_ClanApplication:

CL_ClanApplication *CL_ClanApplication::app = NULL;

CL_ClanApplication::CL_ClanApplication()
{
        CL_ClanApplication::app = this;
}

CL_ClanApplication::~CL_ClanApplication()
{
        CL_ClanApplication::app = NULL;
}

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