gtkradiant/radiant/qe3.cpp

/*
Copyright (C) 1999-2007 id Software, Inc. and contributors.
For a list of contributors, see the accompanying CONTRIBUTORS file.

This file is part of GtkRadiant.

GtkRadiant 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.

GtkRadiant 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 GtkRadiant; if not, write to the Free Software
Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA  02110-1301  USA
*/

//
// Linux stuff
//
// Leonardo Zide (leo@lokigames.com)
//

#include "stdafx.h"
#include <gtk/gtk.h>
#include <sys/stat.h> 
#include "gtkmisc.h"
#if defined (__linux__) || defined (__APPLE__)
#include <unistd.h>
#include <X11/keysym.h>
#include <gdk/gdkx.h>
#include <gdk/gdkprivate.h>
#endif
// for the logging part
#include <fcntl.h>
#include <sys/types.h>

QEGlobals_t  g_qeglobals;
QEGlobals_GUI_t g_qeglobals_gui;

// leo: Track memory allocations for debugging
// NOTE TTimo this was never used and probably not relevant
//   there are tools to do that
#ifdef MEM_DEBUG

static GList *memblocks;

void* debug_malloc (size_t size, const char* file, int line)
{
  void *buf = g_malloc (size + 8);

  *((const char**)buf) = file;
  buf = (char*)buf + 4;
  *((int*)buf) = line;
  buf = (char*)buf + 4;

  memblocks = g_list_append (memblocks, buf);

  return buf;
}

void debug_free (void *buf, const char* file, int line)
{
  const char *f;
  int l;

  if (g_list_find (memblocks, buf))
  {
    memblocks = g_list_remove (memblocks, buf);

    buf = (char*)buf - 4;
    l = *((int*)buf);
    buf = (char*)buf - 4;
    f = *((const char**)buf);

    Sys_FPrintf (SYS_DBG, "free: %s %d", file, line);
    Sys_FPrintf (SYS_DBG, " allocated: %s %d\n", f, l);

    g_free (buf);
  }
//  else
//    free (buf); // from qmalloc, will leak unless we add this same hack to cmdlib
}

#endif

vec_t Rad_rint (vec_t in)
{
  if (g_PrefsDlg.m_bNoClamp)
    return in;
  else
    return (float)floor (in + 0.5);
}

void WINAPI QE_CheckOpenGLForErrors(void)
{
  char strMsg[1024];
  int i = qglGetError();
  if (i != GL_NO_ERROR)
  {
    if (i == GL_OUT_OF_MEMORY)
    {      
      sprintf(strMsg, "OpenGL out of memory error %s\nDo you wish to save before exiting?", qgluErrorString((GLenum)i));
      if (gtk_MessageBox(g_pParentWnd->m_pWidget, strMsg, "Radiant Error", MB_YESNO) == IDYES)
      {
        Map_SaveFile(NULL, false);
      }
      _exit(1);
    }
    else
    {
      Sys_Printf ("Warning: OpenGL Error %s\n", qgluErrorString((GLenum)i));
    }
  }
}

// NOTE: don't this function, use VFS instead
char *ExpandReletivePath (char *p)
{
	static char	temp[1024];
	const char	*base;

	if (!p || !p[0])
		return NULL;
	if (p[0] == '/' || p[0] == '\\')
		return p;

	base = ValueForKey(g_qeglobals.d_project_entity, "basepath");
	sprintf (temp, "%s/%s", base, p);
	return temp;
}

char *copystring (char *s)
{
	char	*b;
	b = (char*)malloc(strlen(s)+1);
	strcpy (b,s);
	return b;
}


bool DoesFileExist(const char* pBuff, long& lSize)
{
  FileStream file;
  if (file.Open(pBuff, "r"))
  {
    lSize += file.GetLength();
    file.Close();
    return true;
  }
  return false;
}


void Map_Snapshot()
{
  CString strMsg;

  // I hope the modified flag is kept correctly up to date
  if (!modified)
    return;

  // we need to do the following
  // 1. make sure the snapshot directory exists (create it if it doesn't)
  // 2. find out what the lastest save is based on number
  // 3. inc that and save the map
  CString strOrgPath, strOrgFile;
  ExtractPath_and_Filename(currentmap, strOrgPath, strOrgFile);
  AddSlash(strOrgPath);
  strOrgPath += "snapshots";
  bool bGo = true;
  struct stat Stat;
  if (stat(strOrgPath, &Stat) == -1)
  {
#ifdef _WIN32
    bGo = (_mkdir(strOrgPath) != -1);
#endif

#if defined (__linux__) || defined (__APPLE__)
    bGo = (mkdir(strOrgPath,0755) != -1);
#endif
  }
  AddSlash(strOrgPath);
  if (bGo)
  {
    int nCount = 0;
    long lSize = 0;
    CString strNewPath;
    strNewPath = strOrgPath;
    strNewPath += strOrgFile;
    CString strFile;
    while (bGo)
    {
      char buf[PATH_MAX];
      sprintf( buf, "%s.%i", strNewPath.GetBuffer(), nCount );
      strFile = buf;
      bGo = DoesFileExist(strFile, lSize);
      nCount++;
    }
    // strFile has the next available slot
    Map_SaveFile(strFile, false);
    // it is still a modified map (we enter this only if this is a modified map)
    Sys_SetTitle (currentmap);
    Sys_MarkMapModified();
    if (lSize > 12 * 1024 * 1024) // total size of saves > 4 mb
    {
      Sys_Printf("The snapshot files in %s total more than 4 megabytes. You might consider cleaning up.", strOrgPath.GetBuffer());
    }
  }
  else
  {
    strMsg.Format("Snapshot save failed.. unabled to create directory\n%s", strOrgPath.GetBuffer());
    gtk_MessageBox(g_pParentWnd->m_pWidget, strMsg);
  }
  strOrgPath = "";
  strOrgFile = "";
}
/*
===============
QE_CheckAutoSave

If five minutes have passed since making a change
and the map hasn't been saved, save it out.
===============
*/


void QE_CheckAutoSave( void )
{
  static time_t s_start;
  time_t now;
  time (&now);

  if (modified != 1 || !s_start)
  {
    s_start = now;
    return;
  }

  if ((now - s_start) > (60 * g_PrefsDlg.m_nAutoSave))
  {
    if (g_PrefsDlg.m_bAutoSave)
    {
      CString strMsg;
      strMsg = g_PrefsDlg.m_bSnapShots ? "Autosaving snapshot..." : "Autosaving...";
      Sys_Printf(strMsg);
      Sys_Printf("\n");
      Sys_Status (strMsg,0);

      // only snapshot if not working on a default map
      if (g_PrefsDlg.m_bSnapShots && stricmp(currentmap, "unnamed.map") != 0)
      {
        Map_Snapshot();
      }
      else
      {
        Map_SaveFile (ValueForKey(g_qeglobals.d_project_entity, "autosave"), false);
      }

      Sys_Status ("Autosaving...Saved.", 0 );
      modified = 2;
    }
    else
    {
      Sys_Printf ("Autosave skipped...\n");
      Sys_Status ("Autosave skipped...", 0 );
    }
    s_start = now;
  }
}


// NOTE TTimo we don't like that BuildShortPathName too much
//   the VFS provides a vfsCleanFileName which should perform the cleanup tasks
//   in the long run I'd like to completely get rid of this

// http://zerowing.idsoftware.com/bugzilla/show_bug.cgi?id=144
// used to be disabled, but caused problems

// http://zerowing.idsoftware.com/bugzilla/show_bug.cgi?id=291
// can't work with long win32 names until the BSP commands are not working differently
#ifdef _WIN32
int BuildShortPathName(const char* pPath, char* pBuffer, int nBufferLen)
{
  char *pFile = NULL;
  int nResult = GetFullPathName(pPath, nBufferLen, pBuffer, &pFile);
  nResult = GetShortPathName(pPath, pBuffer, nBufferLen);
  if (nResult == 0)
    strcpy(pBuffer, pPath);                     // Use long filename
  return nResult;
}
#endif

#if defined (__linux__) || defined (__APPLE__)
int BuildShortPathName(const char* pPath, char* pBuffer, int nBufferLen)
{
  // remove /../ from directories
  const char *scr = pPath; char *dst = pBuffer;
  for (int i = 0; (i < nBufferLen) && (*scr != 0); i++)
  {
    if (*scr == '/' && *(scr+1) == '.' && *(scr+2) == '.')
    {
      scr += 3;
      while (dst != pBuffer && *(--dst) != '/')
      {
        i--;
      }
    }

    *dst = *scr;

    scr++; dst++;
  }
  *dst = 0;

  return strlen (pBuffer);
}
#endif

/*
const char *g_pPathFixups[]=
{
  "basepath",
  "autosave",
};

const int g_nPathFixupCount = sizeof(g_pPathFixups) / sizeof(const char*);

void QE_CheckProjectEntity()
{
  char *pFile;
  char pBuff[PATH_MAX];
  char pNewPath[PATH_MAX];
  for (int i = 0; i < g_nPathFixupCount; i++)
  {
    char *pPath = ValueForKey (g_qeglobals.d_project_entity, g_pPathFixups[i]);

    strcpy (pNewPath, pPath);
    if (pPath[0] != '\\' && pPath[0] != '/')
      if (GetFullPathName(pPath, PATH_MAX, pBuff, &pFile))
	      strcpy (pNewPath, pBuff);

    BuildShortPathName (pNewPath, pBuff, PATH_MAX);

    // check it's not ending with a filename seperator
    if (pBuff[strlen(pBuff)-1] == '/' || pBuff[strlen(pBuff)-1] == '\\')
    {
      Sys_FPrintf(SYS_WRN, "WARNING: \"%s\" path in the project file has an ending file seperator, fixing.\n", g_pPathFixups[i]);
      pBuff[strlen(pBuff)-1]=0;
    }

    SetKeyValue(g_qeglobals.d_project_entity, g_pPathFixups[i], pBuff);
  }
}
*/

void HandleXMLError( void* ctxt, const char* text, ... )
{
  va_list argptr;
  static char buf[32768];

  va_start (argptr,text);
  vsprintf (buf, text, argptr);
  Sys_FPrintf (SYS_ERR, "XML %s\n", buf);
  va_end (argptr);
}

#define DTD_BUFFER_LENGTH 1024
xmlDocPtr ParseXMLStream(IDataStream *stream, bool validate = false)
{
  xmlDocPtr doc = NULL;
  bool wellFormed = false, valid = false;
  int res, size = 1024;
  char chars[1024];
  xmlParserCtxtPtr ctxt;

  // http://zerowing.idsoftware.com/bugzilla/show_bug.cgi?id=433
  //if(validate)
  //  xmlDoValidityCheckingDefaultValue = 1;
  //else
    xmlDoValidityCheckingDefaultValue = 0;
  xmlSetGenericErrorFunc(NULL, HandleXMLError);

  // SPoG
  // HACK: use AppPath to resolve DTD location
  // do a buffer-safe string copy and concatenate
  int i;
  char* w;
  const char* r;
  char buf[DTD_BUFFER_LENGTH];

  w = buf;
  i = 0;
  // copy
  //assert(g_strAppPath.GetBuffer() != NULL);
  for(r = g_strAppPath.GetBuffer(); i<DTD_BUFFER_LENGTH && *r != '\0'; i++, r++)  w[i] = *r;
  // concatenate
  for(r = "dtds/"; i<DTD_BUFFER_LENGTH && *r != '\0'; i++, r++)  w[i] = *r;
  // terminate
  w[i] = '\0';

  if(i == DTD_BUFFER_LENGTH)
  {
    HandleXMLError(NULL, "ERROR: buffer overflow: DTD path length too large\n");
    return NULL;
  }

  res = stream->Read(chars, 4);
  if (res > 0)
  {
    ctxt = xmlCreatePushParserCtxt(NULL, NULL, chars, res, buf);

    while ((res = stream->Read(chars, size)) > 0)
    {
      xmlParseChunk(ctxt, chars, res, 0);
    }
    xmlParseChunk(ctxt, chars, 0, 1);
    doc = ctxt->myDoc;

    wellFormed = (ctxt->wellFormed == 1);
    valid = (ctxt->valid == 1);

    xmlFreeParserCtxt(ctxt);
  }

  if(wellFormed && (!validate || (validate && valid)))
    return doc;

  if(doc != NULL)
    xmlFreeDoc(doc);

  return NULL;
}

xmlDocPtr ParseXMLFile(const char* filename, bool validate = false)
{
  FileStream stream;
  if (stream.Open(filename, "r"))
    return ParseXMLStream(&stream, validate);
  
  Sys_FPrintf(SYS_ERR, "Failed to open file: %s\n",filename);
  return NULL;
}

// copy a string r to a buffer w
// replace $string as appropriate
void ReplaceTemplates(char* w, const char* r)
{
  const char *p;
  const char *__ENGINEPATH = "TEMPLATEenginepath";
  const char *__USERHOMEPATH = "TEMPLATEuserhomepath";
  const char *__TOOLSPATH = "TEMPLATEtoolspath";
  const char *__BASEDIR = "TEMPLATEbasedir";
  const char *__APPPATH = "TEMPLATEapppath";

  // iterate through string r
  while(*r!='\0')
  {
    // check for special character
    if(*r=='$')
    {
      if(strncmp(r+1, __ENGINEPATH, strlen(__ENGINEPATH)) == 0)
      {
        r+=strlen(__ENGINEPATH)+1;
        p = g_pGameDescription->mEnginePath.GetBuffer();
      }
      else if(strncmp(r+1, __USERHOMEPATH, strlen(__USERHOMEPATH)) == 0)
      {
        r+=strlen(__USERHOMEPATH)+1;
        p = g_qeglobals.m_strHomeGame.GetBuffer();
      }
      else if(strncmp(r+1, __BASEDIR, strlen(__BASEDIR)) == 0)
      {
        r+=strlen(__BASEDIR)+1;
        p = g_pGameDescription->mBaseGame;
      }
      else if(strncmp(r+1, __TOOLSPATH, strlen(__TOOLSPATH)) == 0)
      {
        r+=strlen(__TOOLSPATH)+1;
        p = g_strGameToolsPath.GetBuffer();
      }
      else if(strncmp(r+1, __APPPATH, strlen(__APPPATH)) == 0)
      {
        r+=strlen(__APPPATH)+1;
        p = g_strAppPath.GetBuffer();
      }
      else
      {
        r++;
        p = "$";
      }
          
      while(*p!='\0') *w++ = *p++;
    }
    else *w++ = *r++;
  }
  *w = '\0';
}

/*
===========
QE_LoadProject
TODO TODO TODO (don't think this got fully merged in)
TTimo: added project file "version", version 2 adds '#' chars to the BSP command strings
version 3 was .. I don't remember .. version 4 adds q3map2 commands
TTimo: when QE_LoadProject is called, the prefs are updated with path to the latest project and saved on disk
===========
*/
/*\todo decide on a sensible location/name for project files.*/
bool QE_LoadProject (const char *projectfile)
{
  char buf[1024];
  xmlDocPtr doc;
  xmlNodePtr node, project;

  Sys_Printf("Loading project file: \"%s\"\n", projectfile);
  doc = ParseXMLFile(projectfile, true);

  if(doc == NULL) return false;

  node=doc->children;
  while(node != NULL && node->type != XML_DTD_NODE) node=node->next;
  if(node == NULL || strcmp((char*)node->name, "project") != 0)
  {
    Sys_FPrintf(SYS_ERR, "ERROR: invalid file type\n");
    return false;
  }

  while(node->type != XML_ELEMENT_NODE) node=node->next;
  // <project>
  project = node;

  if(g_qeglobals.d_project_entity != NULL) Entity_Free(g_qeglobals.d_project_entity);
  g_qeglobals.d_project_entity = Entity_Alloc();

  for(node = project->children; node != NULL; node=node->next)
  {
    if(node->type != XML_ELEMENT_NODE) continue;

    // <key>
    ReplaceTemplates(buf, (char*)node->properties->next->children->content);

    SetKeyValue(g_qeglobals.d_project_entity, (char*)node->properties->children->content, buf);
  }

  xmlFreeDoc(doc);
  
  // project file version checking
  // add a version checking to avoid people loading later versions of the project file and bitching
  int ver = IntForKey( g_qeglobals.d_project_entity, "version" );
  if (ver > PROJECT_VERSION)
  {
    char strMsg[1024];
    sprintf (strMsg, "This is a version %d project file. This build only supports <=%d project files.\n"
      "Please choose another project file or upgrade your version of Radiant.", ver, PROJECT_VERSION);
    gtk_MessageBox (g_pParentWnd->m_pWidget, strMsg, "Can't load project file", MB_ICONERROR | MB_OK);
		// set the project file to nothing so we are sure we'll ask next time?
		g_PrefsDlg.m_strLastProject = "";
		g_PrefsDlg.SavePrefs();
    return false;
  }
  
  // set here some default project settings you need
  if ( strlen( ValueForKey( g_qeglobals.d_project_entity, "brush_primit" ) ) == 0 )
  {
    SetKeyValue( g_qeglobals.d_project_entity, "brush_primit", "0" );
  }

  g_qeglobals.m_bBrushPrimitMode = IntForKey( g_qeglobals.d_project_entity, "brush_primit" );

  g_qeglobals.m_strHomeMaps = g_qeglobals.m_strHomeGame;
  const char* str = ValueForKey(g_qeglobals.d_project_entity, "gamename");
  if(str[0] == '\0') str = g_pGameDescription->mBaseGame.GetBuffer();
  g_qeglobals.m_strHomeMaps += str;
  g_qeglobals.m_strHomeMaps += '/';

  // don't forget to create the dirs
  Q_mkdir(g_qeglobals.m_strHomeGame.GetBuffer(), 0775);
  Q_mkdir(g_qeglobals.m_strHomeMaps.GetBuffer(), 0775);
  
  // usefull for the log file and debuggin fucked up configurations from users:
  // output the basic information of the .qe4 project file
  // SPoG
  // all these paths should be unix format, with a trailing slash at the end
  // if not.. to debug, check that the project file paths are set up correctly
  Sys_Printf("basepath    : %s\n", ValueForKey( g_qeglobals.d_project_entity, "basepath") );
  Sys_Printf("entitypath  : %s\n", ValueForKey( g_qeglobals.d_project_entity, "entitypath" ) );


  // check whether user_project key exists..
  // if not, save the current project under a new name
  if (ValueForKey(g_qeglobals.d_project_entity, "user_project")[0] == '\0')
  {
    Sys_Printf("Loaded a template project file\n");
    
    // create the user_project key
    SetKeyValue( g_qeglobals.d_project_entity, "user_project", "1" );
    
    // http://zerowing.idsoftware.com/bugzilla/show_bug.cgi?id=672
    if (IntForKey( g_qeglobals.d_project_entity, "version" ) != PROJECT_VERSION)
    {
      char strMsg[2048];
      sprintf(strMsg, 
        "The template project '%s' has version %d. The editor binary is configured for version %d.\n"
        "This indicates a problem in your setup. See http://zerowing.idsoftware.com/bugzilla/show_bug.cgi?id=672\n"
        "I will keep going with this project till you fix this",
        projectfile, IntForKey( g_qeglobals.d_project_entity, "version" ), PROJECT_VERSION);
      gtk_MessageBox (g_pParentWnd->m_pWidget, strMsg, "Can't load project file", MB_ICONERROR | MB_OK);
    }
    
    // create the writable project file path
    strcpy(buf, g_qeglobals.m_strHomeGame.GetBuffer());
    strcat(buf, g_pGameDescription->mBaseGame.GetBuffer());
    strcat(buf, "/scripts/");
    // while the filename is already in use, increment the number we add to the end
    int counter = 0;
    char pUser[PATH_MAX];
    while (1)
    {      
      sprintf( pUser, "%suser%d." PROJECT_FILETYPE, buf, counter );
      counter++;
      if (access( pUser, R_OK) != 0)
      {
        // this is the one
        strcpy( buf, pUser );
        break;
      }
    }
    // saving project will cause a save prefs
    g_PrefsDlg.m_strLastProject = buf;
    g_PrefsDlg.m_nLastProjectVer = IntForKey( g_qeglobals.d_project_entity, "version" );    
    QE_SaveProject(buf);
  }
  else
  {
    // update preferences::LastProject with path of this successfully-loaded project
    // save preferences
    Sys_Printf("Setting current project in prefs to \"%s\"\n", g_PrefsDlg.m_strLastProject.GetBuffer() );
    g_PrefsDlg.m_strLastProject = projectfile;
    g_PrefsDlg.SavePrefs();
  }

  return true;
}

/*
===========
QE_SaveProject
TTimo: whenever QE_SaveProject is called, prefs are updated and saved with the path to the project
===========
*/
qboolean QE_SaveProject (const char* filename)
{
  Sys_Printf("Save project file '%s'\n", filename);

  xmlNodePtr node;
  xmlDocPtr doc = xmlNewDoc((xmlChar *)"1.0");
  // create DTD node
  xmlCreateIntSubset(doc, (xmlChar *)"project", NULL, (xmlChar *)"project.dtd");
  // create project node
  doc->children->next = xmlNewDocNode(doc, NULL, (xmlChar *)"project", NULL);

  for(epair_t* epair = g_qeglobals.d_project_entity->epairs; epair != NULL; epair = epair->next)
  {
    node = xmlNewChild(doc->children->next, NULL, (xmlChar *)"key", NULL);
    xmlSetProp(node, (xmlChar*)"name", (xmlChar*)epair->key);
    xmlSetProp(node, (xmlChar*)"value", (xmlChar*)epair->value);
  }

  CreateDirectoryPath(filename);
  if (xmlSaveFormatFile(filename, doc, 1) != -1)
  {
    xmlFreeDoc(doc);
    Sys_Printf("Setting current project in prefs to \"%s\"\n", filename );
    g_PrefsDlg.m_strLastProject = filename;
    g_PrefsDlg.SavePrefs();
    return TRUE;
  }
  else
  {
    xmlFreeDoc(doc);
    Sys_FPrintf(SYS_ERR, "failed to save project file: \"%s\"\n", filename);
    return FALSE;
  }
}



/*
===========
QE_KeyDown
===========
*/
#define	SPEED_MOVE	32
#define	SPEED_TURN	22.5


/*
===============
ConnectEntities

Sets target / targetname on the two entities selected
from the first selected to the secon
===============
*/
void ConnectEntities (void)
{
	entity_t	*e1, *e2;
	const char		*target;
	char		*newtarg = NULL;

	if (g_qeglobals.d_select_count != 2)
	{
		Sys_Status ("Must have two brushes selected", 0);
		Sys_Beep ();
		return;
	}

	e1 = g_qeglobals.d_select_order[0]->owner;
	e2 = g_qeglobals.d_select_order[1]->owner;

	if (e1 == world_entity || e2 == world_entity)
	{
		Sys_Status ("Can't connect to the world", 0);
		Sys_Beep ();
		return;
	}

	if (e1 == e2)
	{
		Sys_Status ("Brushes are from same entity", 0);
		Sys_Beep ();
		return;
	}
    
  target = ValueForKey (e1, "target");
  if (target && target[0])
    newtarg = g_strdup(target);
  else
  {
    target = ValueForKey(e2, "targetname");
    if(target && target[0])
      newtarg = g_strdup(target);
    else
      Entity_Connect(e1, e2);
  }

  if(newtarg != NULL)
  {
    SetKeyValue(e1, "target", newtarg);
    SetKeyValue(e2, "targetname", newtarg);
    g_free(newtarg);
  }
  
	Sys_UpdateWindows (W_XY | W_CAMERA);

	Select_Deselect();
	Select_Brush (g_qeglobals.d_select_order[1]);
}

qboolean QE_SingleBrush (bool bQuiet)
{
	if ( (selected_brushes.next == &selected_brushes)
		|| (selected_brushes.next->next != &selected_brushes) )
	{
	  if (!bQuiet)
    {
	  	Sys_Printf ("Error: you must have a single brush selected\n");
	  }
		return false;
	}
	if (selected_brushes.next->owner->eclass->fixedsize)
	{
	  if (!bQuiet)
	  {
		  Sys_Printf ("Error: you cannot manipulate fixed size entities\n");
	  }
		return false;
	}

	return true;
}

void QE_InitVFS (void)
{
  // VFS initialization -----------------------
  // we will call vfsInitDirectory, giving the directories to look in (for files in pk3's and for standalone files)
  // we need to call in order, the mod ones first, then the base ones .. they will be searched in this order
  // *nix systems have a dual filesystem in ~/.q3a, which is searched first .. so we need to add that too
  Str directory,prefabs;

  // TTimo: let's leave this to HL mode for now
  if (g_pGameDescription->mGameFile == "hl.game")
  {
    // Hydra: we search the "gametools" path first so that we can provide editor
    // specific pk3's wads and misc files for use by the editor.
    // the relevant map compiler tools will NOT use this directory, so this helps
    // to ensure that editor files are not used/required in release versions of maps
    // it also helps keep your editor files all in once place, with the editor modules,
    // plugins, scripts and config files.
    // it also helps when testing maps, as you'll know your files won't/can't be used
    // by the game engine itself.
  
    // <gametools>
    directory = g_pGameDescription->mGameToolsPath;
    vfsInitDirectory(directory.GetBuffer());
  }

  // NOTE TTimo about the mymkdir calls .. this is a bit dirty, but a safe thing on *nix

  // if we have a mod dir
  if (*ValueForKey(g_qeglobals.d_project_entity, "gamename") != '\0')
  {

#if defined (__linux__) || defined (__APPLE__)
    // ~/.<gameprefix>/<fs_game>
    directory = g_qeglobals.m_strHomeGame.GetBuffer();
    Q_mkdir (directory.GetBuffer (), 0775);
    directory += ValueForKey(g_qeglobals.d_project_entity, "gamename");
    Q_mkdir (directory.GetBuffer (), 0775);
    vfsInitDirectory(directory.GetBuffer());
    AddSlash (directory);
    prefabs = directory;
    // also create the maps dir, it will be used as prompt for load/save
    directory += "/maps";
    Q_mkdir (directory, 0775);
    // and the prefabs dir
    prefabs += "/prefabs";
    Q_mkdir (prefabs, 0775);

#endif

    // <fs_basepath>/<fs_game>
    directory = g_pGameDescription->mEnginePath;
    directory += ValueForKey(g_qeglobals.d_project_entity, "gamename");
    Q_mkdir (directory.GetBuffer (), 0775);
    vfsInitDirectory(directory.GetBuffer());
    AddSlash(directory);
    prefabs = directory;
    // also create the maps dir, it will be used as prompt for load/save
    directory += "/maps";
    Q_mkdir (directory.GetBuffer (), 0775);
    // and the prefabs dir
    prefabs += "/prefabs";
    Q_mkdir (prefabs, 0775);
  }

#if defined (__linux__) || defined (__APPLE__)
  // ~/.<gameprefix>/<fs_main>
  directory = g_qeglobals.m_strHomeGame.GetBuffer();
  directory += g_pGameDescription->mBaseGame;
  vfsInitDirectory (directory.GetBuffer ());
#endif

  // <fs_basepath>/<fs_main>
  directory = g_pGameDescription->mEnginePath;
  directory += g_pGameDescription->mBaseGame;
  vfsInitDirectory(directory.GetBuffer());
}

void QE_Init (void)
{
	/*
	** initialize variables
	*/
	g_qeglobals.d_gridsize = 8;
	g_qeglobals.d_showgrid = true;

  QE_InitVFS();

  Eclass_Init();
  FillClassList();		// list in entity window
  Map_Init();

  FillTextureMenu();
  FillBSPMenu();

	/*
	** other stuff
	*/
	Z_Init ();
}

void WINAPI QE_ConvertDOSToUnixName( char *dst, const char *src )
{
	while ( *src )
	{
		if ( *src == '\\' )
			*dst = '/';
		else
			*dst = *src;
		dst++; src++;
	}
	*dst = 0;
}

int g_numbrushes, g_numentities;

void QE_CountBrushesAndUpdateStatusBar( void )
{
	static int      s_lastbrushcount, s_lastentitycount;
	static qboolean s_didonce;
	
	//entity_t   *e;
	brush_t	   *b, *next;

	g_numbrushes = 0;
	g_numentities = 0;
	
	if ( active_brushes.next != NULL )
	{
		for ( b = active_brushes.next ; b != NULL && b != &active_brushes ; b=next)
		{
			next = b->next;
			if (b->brush_faces )
			{
				if ( !b->owner->eclass->fixedsize)
					g_numbrushes++;
				else
					g_numentities++;
			}
		}
	}
/*
	if ( entities.next != NULL )
	{
		for ( e = entities.next ; e != &entities && g_numentities != MAX_MAP_ENTITIES ; e = e->next)
		{
			g_numentities++;
		}
	}
*/
	if ( ( ( g_numbrushes != s_lastbrushcount ) || ( g_numentities != s_lastentitycount ) ) || ( !s_didonce ) )
	{
		Sys_UpdateStatusBar();

		s_lastbrushcount = g_numbrushes;
		s_lastentitycount = g_numentities;
		s_didonce = true;
	}
}

char		com_token[1024];
qboolean	com_eof;

/*
================
I_FloatTime
================
*/
double I_FloatTime (void)
{
	time_t	t;
	
	time (&t);
	
	return t;
#if 0
// more precise, less portable
	struct timeval tp;
	struct timezone tzp;
	static int		secbase;

	gettimeofday(&tp, &tzp);
	
	if (!secbase)
	{
		secbase = tp.tv_sec;
		return tp.tv_usec/1000000.0;
	}
	
	return (tp.tv_sec - secbase) + tp.tv_usec/1000000.0;
#endif
}


/*
==============
COM_Parse

Parse a token out of a string
==============
*/
char *COM_Parse (char *data)
{
	int		c;
	int		len;

	len = 0;
	com_token[0] = 0;
	
	if (!data)
		return NULL;
		
// skip whitespace
skipwhite:
	while ( (c = *data) <= ' ')
	{
		if (c == 0)
		{
			com_eof = true;
			return NULL;			// end of file;
		}
		data++;
	}
	
// skip // comments
	if (c=='/' && data[1] == '/')
	{
		while (*data && *data != '\n')
			data++;
		goto skipwhite;
	}
	

// handle quoted strings specially
	if (c == '\"')
	{
		data++;
		do
		{
			c = *data++;
			if (c=='\"')
			{
				com_token[len] = 0;
				return data;
			}
			com_token[len] = c;
			len++;
		} while (1);
	}

// parse single characters
	if (c=='{' || c=='}'|| c==')'|| c=='(' || c=='\'' || c==':')
	{
		com_token[len] = c;
		len++;
		com_token[len] = 0;
		return data+1;
	}

// parse a regular word
	do
	{
		com_token[len] = c;
		data++;
		len++;
		c = *data;
	if (c=='{' || c=='}'|| c==')'|| c=='(' || c=='\'' || c==':')
			break;
	} while (c>32);
	
	com_token[len] = 0;
	return data;
}

char* Get_COM_Token()
{
  return com_token;
}

/*
=============================================================================

						MISC FUNCTIONS

=============================================================================
*/


int		argc;
char	*argv[MAX_NUM_ARGVS];

/*
============
ParseCommandLine
============
*/
void ParseCommandLine (char *lpCmdLine)
{
	argc = 1;
	argv[0] = "programname";

	while (*lpCmdLine && (argc < MAX_NUM_ARGVS))
	{
		while (*lpCmdLine && ((*lpCmdLine <= 32) || (*lpCmdLine > 126)))
			lpCmdLine++;

		if (*lpCmdLine)
		{
			argv[argc] = lpCmdLine;
			argc++;

			while (*lpCmdLine && ((*lpCmdLine > 32) && (*lpCmdLine <= 126)))
				lpCmdLine++;

			if (*lpCmdLine)
			{
				*lpCmdLine = 0;
				lpCmdLine++;
			}
			
		}
	}
}



/*
=================
CheckParm

Checks for the given parameter in the program's command line arguments
Returns the argument number (1 to argc-1) or 0 if not present
=================
*/
int CheckParm (char *check)
{
	int             i;

	for (i = 1;i<argc;i++)
	{
		if ( stricmp(check, argv[i]) )
			return i;
	}

	return 0;
}




/*
==============
ParseNum / ParseHex
==============
*/
int ParseHex (char *hex)
{
	char    *str;
	int    num;

	num = 0;
	str = hex;

	while (*str)
	{
		num <<= 4;
		if (*str >= '0' && *str <= '9')
			num += *str-'0';
		else if (*str >= 'a' && *str <= 'f')
			num += 10 + *str-'a';
		else if (*str >= 'A' && *str <= 'F')
			num += 10 + *str-'A';
		else
			Error ("Bad hex number: %s",hex);
		str++;
	}

	return num;
}


int ParseNum (char *str)
{
	if (str[0] == '$')
		return ParseHex (str+1);
	if (str[0] == '0' && str[1] == 'x')
		return ParseHex (str+2);
	return atol (str);
}

// BSP frontend plugin
// global flag for BSP frontend plugin is g_qeglobals.bBSPFrontendPlugin
_QERPlugBSPFrontendTable g_BSPFrontendTable;

// =============================================================================
// Sys_ functions

bool Sys_AltDown ()
{
#ifdef _WIN32
  return (GetKeyState(VK_MENU) & 0x8000) != 0;
#endif

#if defined (__linux__) || defined (__APPLE__)
  char keys[32];
  int x;

  XQueryKeymap(GDK_DISPLAY(), keys);

  x = XKeysymToKeycode (GDK_DISPLAY(), XK_Alt_L);
  if (keys[x/8] & (1 << (x % 8)))
    return true;

  x = XKeysymToKeycode (GDK_DISPLAY(), XK_Alt_R);
  if (keys[x/8] & (1 << (x % 8)))
    return true;

  return false;
#endif
}

bool Sys_ShiftDown ()
{
#ifdef _WIN32
  return (GetKeyState(VK_SHIFT) & 0x8000) != 0;
#endif

#if defined (__linux__) || defined (__APPLE__)
  char keys[32];
  int x;

  XQueryKeymap(GDK_DISPLAY(), keys);

  x = XKeysymToKeycode (GDK_DISPLAY(), XK_Shift_L);
  if (keys[x/8] & (1 << (x % 8)))
    return true;

  x = XKeysymToKeycode (GDK_DISPLAY(), XK_Shift_R);
  if (keys[x/8] & (1 << (x % 8)))
    return true;

  return false;
#endif
}

void Sys_MarkMapModified (void)
{
  char title[PATH_MAX];

  if (modified != 1)
  {
    modified = true;	// mark the map as changed
    sprintf (title, "%s *", currentmap);

    QE_ConvertDOSToUnixName( title, title );
    Sys_SetTitle (title);
  }
}

void Sys_SetTitle (const char *text)
{
  gtk_window_set_title (GTK_WINDOW (g_qeglobals_gui.d_main_window), text);
}

bool g_bWaitCursor = false;

void WINAPI Sys_BeginWait (void)
{
  GdkCursor *cursor = gdk_cursor_new (GDK_WATCH);
  gdk_window_set_cursor (g_pParentWnd->m_pWidget->window, cursor);
  gdk_cursor_unref (cursor);
  g_bWaitCursor = true;
}

void WINAPI Sys_EndWait (void)
{
  GdkCursor *cursor = gdk_cursor_new (GDK_LEFT_PTR);
  gdk_window_set_cursor (g_pParentWnd->m_pWidget->window, cursor);
  gdk_cursor_unref (cursor);
  g_bWaitCursor = false;
}

void Sys_GetCursorPos (int *x, int *y)
{
  // FIXME: not multihead safe
  gdk_window_get_pointer (NULL, x, y, NULL);
}

void Sys_SetCursorPos (int x, int y)
{
  // NOTE: coordinates are in GDK space, not OS space
#ifdef _WIN32
  int sys_x = x - g_pParentWnd->GetGDKOffsetX();
  int sys_y = y - g_pParentWnd->GetGDKOffsetY();

  SetCursorPos (sys_x, sys_y);
#endif

#if defined (__linux__) || defined (__APPLE__)
  XWarpPointer (GDK_DISPLAY(), None, GDK_ROOT_WINDOW(), 0, 0, 0, 0, x, y);
#endif
}

void Sys_Beep (void)
{
#if defined (__linux__) || defined (__APPLE__)
  gdk_beep ();
#else
	MessageBeep (MB_ICONASTERISK);  
#endif
}

double Sys_DoubleTime (void)
{
  return clock()/ 1000.0;
}

/*
===============================================================

  STATUS WINDOW

===============================================================
*/

void Sys_UpdateStatusBar( void )
{
  extern int   g_numbrushes, g_numentities;

  char numbrushbuffer[100]="";

  sprintf( numbrushbuffer, "Brushes: %d Entities: %d", g_numbrushes, g_numentities );
  g_pParentWnd->SetStatusText(2, numbrushbuffer);
  //Sys_Status( numbrushbuffer, 2 );
}

void Sys_Status(const char *psz, int part )
{
  g_pParentWnd->SetStatusText (part, psz);
}

// =============================================================================
// MRU

#define MRU_MAX 4
static GtkWidget *MRU_items[MRU_MAX];
static int MRU_used;
typedef char MRU_filename_t[PATH_MAX];
MRU_filename_t MRU_filenames[MRU_MAX];

static char* MRU_GetText (int index)
{
  return MRU_filenames[index];
}

void buffer_write_escaped_mnemonic(char* buffer, const char* string)
{
  while(*string != '\0')
  {
    if(*string == '_')
    {
      *buffer++ = '_';
    }

    *buffer++ = *string++;
  }
  *buffer = '\0';
}

static void MRU_SetText (int index, const char *filename)
{
  strcpy(MRU_filenames[index], filename);

  char mnemonic[PATH_MAX * 2 + 4];
  mnemonic[0] = '_';
  sprintf(mnemonic+1, "%d", index+1);
  mnemonic[2] = '-';
  mnemonic[3] = ' ';
  buffer_write_escaped_mnemonic(mnemonic+4, filename);
  gtk_label_set_text_with_mnemonic(GTK_LABEL (GTK_BIN (MRU_items[index])->child), mnemonic);
}

void MRU_Load ()
{
  int i = g_PrefsDlg.m_nMRUCount;

  if(i > 4)
    i = 4; //FIXME: make this a define

  for (; i > 0; i--)
    MRU_AddFile (g_PrefsDlg.m_strMRUFiles[i-1].GetBuffer());
}

void MRU_Save ()
{
  g_PrefsDlg.m_nMRUCount = MRU_used;

  for (int i = 0; i < MRU_used; i++)
    g_PrefsDlg.m_strMRUFiles[i] = MRU_GetText (i);
}

void MRU_AddWidget (GtkWidget *widget, int pos)
{
  if (pos < MRU_MAX)
    MRU_items[pos] = widget;
}

void MRU_AddFile (const char *str)
{
  int i;
  char* text;

  // check if file is already in our list
  for (i = 0; i < MRU_used; i++)
  {
    text = MRU_GetText (i);

    if (strcmp (text, str) == 0)
    {
      // reorder menu
      for (; i > 0; i--)
	MRU_SetText (i, MRU_GetText (i-1));

      MRU_SetText (0, str);

      return;
    }
  }

  if (MRU_used < MRU_MAX)
    MRU_used++;

  // move items down
  for (i = MRU_used-1; i > 0; i--)
    MRU_SetText (i, MRU_GetText (i-1));

  MRU_SetText (0, str);
  gtk_widget_set_sensitive (MRU_items[0], TRUE);
  gtk_widget_show (MRU_items[MRU_used-1]);
}

void MRU_Activate (int index)
{
  char *text = MRU_GetText (index);

  if (access (text, R_OK) == 0)
  {
    text = strdup (text);
    MRU_AddFile (text);
    Map_LoadFile (text);
    free (text);
  }
  else
  {
    MRU_used--;

    for (int i = index; i < MRU_used; i++)
      MRU_SetText (i, MRU_GetText (i+1));

    if (MRU_used == 0)
    {
      gtk_label_set_text (GTK_LABEL (GTK_BIN (MRU_items[0])->child), "Recent Files");
      gtk_widget_set_sensitive (MRU_items[0], FALSE);
    }
    else
    {
      gtk_widget_hide (MRU_items[MRU_used]);
    }
  }
}

/*
======================================================================

FILE DIALOGS

======================================================================
*/
 
qboolean ConfirmModified ()
{
  if (!modified)
    return true;

  if (gtk_MessageBox (g_pParentWnd->m_pWidget, "This will lose changes to the map", "warning", MB_OKCANCEL) == IDCANCEL)
    return false;
  return true;
}

void ProjectDialog ()
{
  const char *filename;
  char buffer[NAME_MAX];

  /* 
   * Obtain the system directory name and 
   * store it in buffer. 
   */ 

  strcpy(buffer, g_qeglobals.m_strHomeGame.GetBuffer());
  strcat(buffer, g_pGameDescription->mBaseGame.GetBuffer());
  strcat (buffer, "/scripts/");

  // Display the Open dialog box
  filename = file_dialog (NULL, TRUE, "Open File", buffer, "project");

  if (filename == NULL)
    return;	// canceled

  // Open the file.
  // NOTE: QE_LoadProject takes care of saving prefs with new path to the project file
  if (!QE_LoadProject(filename))
    Sys_Printf ("Failed to load project from file: %s\n", filename);
  else
    // FIXME TTimo QE_Init is probably broken if you don't call it during startup right now .. 
    QE_Init();
}

/*
=======================================================

Menu modifications

=======================================================
*/

/*
==================
FillBSPMenu

==================
*/
char *bsp_commands[256];

void FillBSPMenu ()
{
  GtkWidget *item, *menu; // menu points to a GtkMenu (not an item)
  epair_t *ep;
  GList *lst;
  int i;

  menu = GTK_WIDGET (g_object_get_data (G_OBJECT (g_qeglobals_gui.d_main_window), "menu_bsp"));

  while ((lst = gtk_container_children (GTK_CONTAINER (menu))) != NULL)
    gtk_container_remove (GTK_CONTAINER (menu), GTK_WIDGET (lst->data));

  if (g_PrefsDlg.m_bDetachableMenus) {
    item = gtk_tearoff_menu_item_new ();
    gtk_menu_append (GTK_MENU (menu), item);
    gtk_widget_set_sensitive (item, TRUE);
    gtk_widget_show (item);
  }

  if (g_qeglobals.bBSPFrontendPlugin)
  {
    CString str = g_BSPFrontendTable.m_pfnGetBSPMenu();
    char cTemp[1024];
    strcpy(cTemp, str);
    char* token = strtok(cTemp, ",;");
    if (token && *token == ' ')
    {
      while (*token == ' ')
	token++;
    }
    i = 0;

    // first token is menu name
    item = gtk_menu_get_attach_widget (GTK_MENU (menu));
    gtk_label_set_text (GTK_LABEL (GTK_BIN (item)->child), token);

    token = strtok(NULL, ",;");
    while (token != NULL)
    {
      g_BSPFrontendCommands = g_slist_append (g_BSPFrontendCommands, g_strdup (token));
      item = gtk_menu_item_new_with_label (token);
      gtk_widget_show (item);
      gtk_container_add (GTK_CONTAINER (menu), item);
      gtk_signal_connect (GTK_OBJECT (item), "activate",
			  GTK_SIGNAL_FUNC (HandleCommand), GINT_TO_POINTER (CMD_BSPCOMMAND+i));
      token = strtok(NULL, ",;");
      i++;
    }
  }
  else
  {
    i = 0;
    for (ep = g_qeglobals.d_project_entity->epairs; ep; ep = ep->next)
    {
      if (strncmp(ep->key, "bsp_", 4)==0)
      {
        bsp_commands[i] = ep->key;	
        item = gtk_menu_item_new_with_label (ep->key+4);
        gtk_widget_show (item);
        gtk_container_add (GTK_CONTAINER (menu), item);
        gtk_signal_connect (GTK_OBJECT (item), "activate",
          GTK_SIGNAL_FUNC (HandleCommand), GINT_TO_POINTER (CMD_BSPCOMMAND+i));
        i++;
      }
    }
  }
}

//==============================================

void AddSlash(CString& strPath)
{
  if (strPath.GetLength() > 0)
  {
    if ((strPath.GetAt(strPath.GetLength()-1) != '/') &&
	(strPath.GetAt(strPath.GetLength()-1) != '\\'))
      strPath += '/';
  }
}

bool ExtractPath_and_Filename(const char* pPath, CString& strPath, CString& strFilename)
{
  CString strPathName;
  strPathName = pPath;
  int nSlash = strPathName.ReverseFind('\\');
  if (nSlash == -1)
    // TTimo: try forward slash, some are using forward
    nSlash = strPathName.ReverseFind('/');
  if (nSlash >= 0)
  {
    strPath = strPathName.Left(nSlash+1);
    strFilename = strPathName.Right(strPathName.GetLength() - nSlash - 1);
  }
  // TTimo: try forward slash, some are using forward
  else
    strFilename = pPath;
  return true;
}

//===========================================

//++timo FIXME: no longer used .. remove!
char *TranslateString (char *buf)
{
  static char	buf2[32768];
  int		i, l;
  char	        *out;

  l = strlen(buf);
  out = buf2;
  for (i=0 ; i<l ; i++)
  {
    if (buf[i] == '\n')
    {
      *out++ = '\r';
      *out++ = '\n';
    }
    else
      *out++ = buf[i];
  }
  *out++ = 0;

  return buf2;
}

// called whenever we need to open/close/check the console log file
void Sys_LogFile (void)
{
  if (g_PrefsDlg.mGamesDialog.m_bLogConsole && !g_qeglobals.hLogFile)
  {
  	// settings say we should be logging and we don't have a log file .. so create it
    // open a file to log the console (if user prefs say so)
    // the file handle is g_qeglobals.hLogFile
    // the log file is erased
    Str name;
    name = g_strTempPath;    
    name += "radiant.log";
#if defined (__linux__) || defined (__APPLE__)
    g_qeglobals.hLogFile = open( name.GetBuffer(), O_TRUNC | O_CREAT | O_WRONLY, S_IREAD | S_IWRITE );
#endif
#ifdef _WIN32
    g_qeglobals.hLogFile = _open( name.GetBuffer(), _O_TRUNC | _O_CREAT | _O_WRONLY, _S_IREAD | _S_IWRITE );
#endif
    if (g_qeglobals.hLogFile)
    {
      Sys_Printf("Started logging to %s\n", name.GetBuffer());
      time_t localtime;
      time(&localtime);
      Sys_Printf("Today is: %s", ctime(&localtime));
      Sys_Printf("This is GtkRadiant '" RADIANT_VERSION "' compiled " __DATE__ "\n");
      Sys_Printf(RADIANT_ABOUTMSG "\n");
    }
    else
      gtk_MessageBox (NULL, "Failed to create log file, check write permissions in Radiant directory.\n",
		      "Console logging", MB_OK );
  }
  else if (!g_PrefsDlg.mGamesDialog.m_bLogConsole && g_qeglobals.hLogFile)
  {
  	// settings say we should not be logging but still we have an active logfile .. close it
    time_t localtime;
    time(&localtime);
    Sys_Printf("Closing log file at %s\n", ctime(&localtime));
		#ifdef _WIN32
    _close( g_qeglobals.hLogFile );
		#endif
		#if defined (__linux__) || defined (__APPLE__)
		close( g_qeglobals.hLogFile );
		#endif
    g_qeglobals.hLogFile = 0;
  }
}

void Sys_ClearPrintf (void)
{
  GtkTextBuffer* buffer = gtk_text_view_get_buffer(GTK_TEXT_VIEW(g_qeglobals_gui.d_edit));
  gtk_text_buffer_set_text(buffer, "", -1);
}

// used to be around 32000, that should be way enough already
#define BUFFER_SIZE 4096

extern "C" void Sys_FPrintf_VA( int level, const char *text, va_list args ) {
  char buf[BUFFER_SIZE];
  
  buf[0] = 0;
  vsnprintf( buf, BUFFER_SIZE, text, args );
  buf[BUFFER_SIZE-1] = 0;
  const unsigned int length = strlen(buf);

  if ( g_qeglobals.hLogFile ) {
#ifdef _WIN32
    _write( g_qeglobals.hLogFile, buf, length );
    _commit( g_qeglobals.hLogFile );
#endif
#if defined (__linux__) || defined (__APPLE__)
    write( g_qeglobals.hLogFile, buf, length );
#endif
  }

  if ( level != SYS_NOCON ) {
    // TTimo: FIXME: killed the console to avoid GDI leak fuckup
    if ( g_qeglobals_gui.d_edit != NULL ) {
      GtkTextBuffer* buffer = gtk_text_view_get_buffer(GTK_TEXT_VIEW(g_qeglobals_gui.d_edit));
      
      GtkTextIter iter;
      gtk_text_buffer_get_end_iter(buffer, &iter);

      static GtkTextMark* end = gtk_text_buffer_create_mark(buffer, "end", &iter, FALSE);

      const GdkColor yellow = { 0, 0xb0ff, 0xb0ff, 0x0000 };
      const GdkColor red = { 0, 0xffff, 0x0000, 0x0000 };
      const GdkColor black = { 0, 0x0000, 0x0000, 0x0000 };

      static GtkTextTag* error_tag = gtk_text_buffer_create_tag (buffer, "red_foreground", "foreground-gdk", &red, NULL);
      static GtkTextTag* warning_tag = gtk_text_buffer_create_tag (buffer, "yellow_foreground", "foreground-gdk", &yellow, NULL);
      static GtkTextTag* standard_tag = gtk_text_buffer_create_tag (buffer, "black_foreground", "foreground-gdk", &black, NULL);
      GtkTextTag* tag;
      switch (level)
      {
      case SYS_WRN:
        tag = warning_tag;
        break;
      case SYS_ERR:
        tag = error_tag;
        break;
      case SYS_STD:
      case SYS_VRB:
      default:
        tag = standard_tag;
        break;
      }
      gtk_text_buffer_insert_with_tags(buffer, &iter, buf, length, tag, NULL);

      gtk_text_view_scroll_mark_onscreen(GTK_TEXT_VIEW(g_qeglobals_gui.d_edit), end);

      // update console widget immediatly if we're doing something time-consuming
      if( !g_bScreenUpdates && GTK_WIDGET_REALIZED( g_qeglobals_gui.d_edit ) )
      {
        gtk_grab_add(g_qeglobals_gui.d_edit);

        while(gtk_events_pending())
          gtk_main_iteration();

        gtk_grab_remove(g_qeglobals_gui.d_edit);
      }
    }
  }  
}

// NOTE: this is the handler sent to synapse
// must match PFN_SYN_PRINTF_VA
extern "C" void Sys_Printf_VA (const char *text, va_list args)
{
  Sys_FPrintf_VA (SYS_STD, text, args);
}

extern "C" void Sys_Printf( const char *text, ... ) {
  va_list args;

  va_start( args, text );
  Sys_FPrintf_VA( SYS_STD, text, args );
  va_end( args );
}

extern "C" void Sys_FPrintf (int level, const char *text, ...)
{
  va_list args;

  va_start (args, text);
  Sys_FPrintf_VA (level, text, args);
  va_end (args);
}