minetest.git - modified minetest for gpcfs purposes

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/*
Minetest-c55
Copyright (C) 2010 celeron55, Perttu Ahola <celeron55@gmail.com>

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.
*/

/*
	Random portability stuff

	See comments in porting.h
*/

#include "porting.h"
#include "config.h"
#include "debug.h"
#include "filesys.h"
#include "log.h"
#include "utility_string.h"

#ifdef __APPLE__
	#include "CoreFoundation/CoreFoundation.h"
#endif

namespace porting
{

/*
	Signal handler (grabs Ctrl-C on POSIX systems)
*/

bool g_killed = false;

bool * signal_handler_killstatus(void)
{
	return &g_killed;
}

#if !defined(_WIN32) // POSIX
	#include <signal.h>

void sigint_handler(int sig)
{
	if(g_killed == false)
	{
		dstream<<DTIME<<"INFO: sigint_handler(): "
				<<"Ctrl-C pressed, shutting down."<<std::endl;
		
		// Comment out for less clutter when testing scripts
		/*dstream<<DTIME<<"INFO: sigint_handler(): "
				<<"Printing debug stacks"<<std::endl;
		debug_stacks_print();*/

		g_killed = true;
	}
	else
	{
		(void)signal(SIGINT, SIG_DFL);
	}
}

void signal_handler_init(void)
{
	(void)signal(SIGINT, sigint_handler);
}

#else // _WIN32
	#include <signal.h>
	#include <windows.h>
	
	BOOL WINAPI event_handler(DWORD sig)
	{
		switch(sig)
		{
		case CTRL_C_EVENT:
		case CTRL_CLOSE_EVENT:
		case CTRL_LOGOFF_EVENT:
		case CTRL_SHUTDOWN_EVENT:

			if(g_killed == false)
			{
				dstream<<DTIME<<"INFO: event_handler(): "
						<<"Ctrl+C, Close Event, Logoff Event or Shutdown Event, shutting down."<<std::endl;
				// Comment out for less clutter when testing scripts
				/*dstream<<DTIME<<"INFO: event_handler(): "
						<<"Printing debug stacks"<<std::endl;
				debug_stacks_print();*/

				g_killed = true;
			}
			else
			{
				(void)signal(SIGINT, SIG_DFL);
			}

			break;
		case CTRL_BREAK_EVENT:
			break;
		}
		
		return TRUE;
	}
	
void signal_handler_init(void)
{
	SetConsoleCtrlHandler( (PHANDLER_ROUTINE)event_handler,TRUE);
}

#endif

/*
	Path mangler
*/

// Default to RUN_IN_PLACE style relative paths
std::string path_share = "..";
std::string path_user = "..";

std::string getDataPath(const char *subpath)
{
	return path_share + DIR_DELIM + subpath;
}

void pathRemoveFile(char *path, char delim)
{
	// Remove filename and path delimiter
	int i;
	for(i = strlen(path)-1; i>=0; i--)
	{
		if(path[i] == delim)
			break;
	}
	path[i] = 0;
}

bool detectMSVCBuildDir(char *c_path)
{
	std::string path(c_path);
	const char *ends[] = {"bin\\Release", "bin\\Build", NULL};
	return (removeStringEnd(path, ends) != "");
}

void initializePaths()
{


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