main.m

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/*
 
main.m
 
Oolite
Copyright (C) 2004-2013 Giles C Williams and contributors
 
This program is free software; you can redistribute it and/or
modify it under the terms of the GNU General Public License
as published by the Free Software Foundation; either version 2
of the License, or (at your option) any later version.
 
This program is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
GNU General Public License for more details.
 
You should have received a copy of the GNU General Public License
along with this program; if not, write to the Free Software
Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston,
MA 02110-1301, USA.
 
*/
 
 
#ifdef GNUSTEP
#import <Foundation/NSAutoreleasePool.h>
#if (GNUSTEP_BASE_MAJOR_VERSION == 1 && (GNUSTEP_BASE_MINOR_VERSION == 24 && GNUSTEP_BASE_SUBMINOR_VERSION >= 9) || (GNUSTEP_BASE_MINOR_VERSION > 24)) || (GNUSTEP_BASE_MAJOR_VERSION > 1)
#import <Foundation/NSDate.h>
#endif
#import <Foundation/NSString.h>
#import "GameController.h"
#import "OOLoggingExtended.h"
 
#if OOLITE_WINDOWS
#include <locale.h>
#include <SDL.h>
// Make sure that a high performance GPU is
// selected, if more than one are available
__declspec(dllexport) DWORD NvOptimusEnablement = 0x00000001;
__declspec(dllexport) int AmdPowerXpressRequestHighPerformance = 1;
#endif
 
GameController* controller;
#endif
 
 
#ifndef NDEBUG
uint32_t gDebugFlags = 0;
#endif
 
int main(int argc, char *argv[])
{
#ifdef GNUSTEP
    int i;
 
#if (GNUSTEP_BASE_MAJOR_VERSION == 1 && (GNUSTEP_BASE_MINOR_VERSION == 24 && GNUSTEP_BASE_SUBMINOR_VERSION >= 9) || (GNUSTEP_BASE_MINOR_VERSION > 24)) || (GNUSTEP_BASE_MAJOR_VERSION > 1)
    [NSDate class]; // See github issue #202
#endif
    
#if OOLITE_WINDOWS
 
    // Detect current working directory and set up GNUstep environment variables
    #define MAX_PATH_LEN 256
    char currentWorkingDir[MAX_PATH_LEN];
    char envVarString[2 * MAX_PATH_LEN];
    DWORD bufferSize = MAX_PATH_LEN;
    
    QueryFullProcessImageName(GetCurrentProcess(), 0, currentWorkingDir, &bufferSize);
    // Strip the exe filenameb (from last backslash onwards), leave just the path
    char *probeString = strrchr(currentWorkingDir, '\\');
    if (probeString)  *probeString = '\0'; // currentWorkingDir now contains the path we need
    
    // Prepend system PATH env variable with our own executable's path
    char finalPath[16 * MAX_PATH_LEN];
    char *systemPath = SDL_getenv("PATH");
    strcpy(finalPath, currentWorkingDir);
    strcat(finalPath, ";");
    strcat(finalPath, systemPath);
 
    #define SETENVVAR(var, value) do {\
            sprintf(envVarString, "%s=%s", (var), (value));\
            SDL_putenv (envVarString);\
            } while (0);
    
    SETENVVAR("GNUSTEP_PATH_HANDLING", "windows");
    SETENVVAR("PATH", finalPath);
    SETENVVAR("GNUSTEP_SYSTEM_ROOT", currentWorkingDir);
    SETENVVAR("GNUSTEP_LOCAL_ROOT", currentWorkingDir);
    SETENVVAR("GNUSTEP_NETWORK_ROOT", currentWorkingDir);
    SETENVVAR("GNUSTEP_USERS_ROOT", currentWorkingDir);
    SETENVVAR("HOMEPATH", currentWorkingDir);
    
    SetCurrentDirectory(currentWorkingDir);
 
    /*  Windows amibtiously starts apps with the C library locale set to the
        system locale rather than the "C" locale as per spec. Fixing here so
        numbers don't behave strangely.
    */
    setlocale(LC_ALL, "C");
#endif
 
    // Need this because we're not using the default run loop's autorelease
    // pool.
    NSAutoreleasePool *pool = [[NSAutoreleasePool alloc] init];
    OOLoggingInit();
    
    @try
    {
        // dajt: allocate and set the NSApplication delegate manually because not
        // using NIB to do this
        controller = [[GameController alloc] init];
        
        for (i = 1; i < argc; i++)
        {
            if (strcmp("-load", argv[i]) == 0)
            {
                i++;
                if (i < argc)
                    [controller setPlayerFileToLoad: [NSString stringWithCString: argv[i]]];
            }
        }
        
        // Release anything allocated during the controller initialisation that
        // is no longer required.
        DESTROY(pool);
        
        // Call applicationDidFinishLaunching because NSApp is not running in
        // GNUstep port.
        [controller applicationDidFinishLaunching: nil];
    }
    @catch (NSException *exception)
    {
        OOLogERR(kOOLogException, @"Root exception handler hit - terminating. This is an internal error, please report it. Exception name: %@, reason: %@", [exception name], [exception reason]);
        return EXIT_FAILURE;
    }
#endif
 
    // never reached
    return 0;
}