xref: /xsrc/external/mit/xorg-server/dist/hw/xwin/winconfig.c

/*
 *Copyright (C) 1994-2000 The XFree86 Project, Inc. All Rights Reserved.
 *
 *Permission is hereby granted, free of charge, to any person obtaining
 * a copy of this software and associated documentation files (the
 *"Software"), to deal in the Software without restriction, including
 *without limitation the rights to use, copy, modify, merge, publish,
 *distribute, sublicense, and/or sell copies of the Software, and to
 *permit persons to whom the Software is furnished to do so, subject to
 *the following conditions:
 *
 *The above copyright notice and this permission notice shall be
 *included in all copies or substantial portions of the Software.
 *
 *THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
 *EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
 *MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
 *NONINFRINGEMENT. IN NO EVENT SHALL THE XFREE86 PROJECT BE LIABLE FOR
 *ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF
 *CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION
 *WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
 *
 *Except as contained in this notice, the name of the XFree86 Project
 *shall not be used in advertising or otherwise to promote the sale, use
 *or other dealings in this Software without prior written authorization
 *from the XFree86 Project.
 *
 * Authors: Alexander Gottwald
 */

#ifdef HAVE_XWIN_CONFIG_H
#include <xwin-config.h>
#endif
#include "win.h"
#include "winconfig.h"
#include "winmsg.h"
#include "globals.h"

#include "xkbsrv.h"

#ifdef XWIN_XF86CONFIG
#ifndef CONFIGPATH
#define CONFIGPATH  "%A," "%R," \
                    "/etc/X11/%R," "%P/etc/X11/%R," \
                    "%E," "%F," \
                    "/etc/X11/%F," "%P/etc/X11/%F," \
                    "/etc/X11/%X-%M," "/etc/X11/%X," "/etc/%X," \
                    "%P/etc/X11/%X.%H," "%P/etc/X11/%X-%M," \
                    "%P/etc/X11/%X," \
                    "%P/lib/X11/%X.%H," "%P/lib/X11/%X-%M," \
                    "%P/lib/X11/%X"
#endif
#ifndef CONFIGDIRPATH
#define CONFIGDIRPATH  "/etc/X11/%X-%M," "/etc/X11/%X," "/etc/%X," \
                       "%P/etc/X11/%X.%H," "%P/etc/X11/%X-%M," \
                       "%P/etc/X11/%X," \
                       "%P/lib/X11/%X.%H," "%P/lib/X11/%X-%M," \
                       "%P/lib/X11/%X"
#endif

XF86ConfigPtr g_xf86configptr = NULL;
#endif

WinCmdlineRec g_cmdline = {
#ifdef XWIN_XF86CONFIG
  NULL,				/* configFile */
  NULL,				/* configDir */
#endif
  NULL,				/* fontPath */
#ifdef XWIN_XF86CONFIG
  NULL,				/* keyboard */
#endif
  NULL,             /* xkbRules */
  NULL,             /* xkbModel */
  NULL,             /* xkbLayout */
  NULL,             /* xkbVariant */
  NULL,             /* xkbOptions */
  NULL,				/* screenname */
  NULL,				/* mousename */
  FALSE,			/* emulate3Buttons */
  0				/* emulate3Timeout */
};

winInfoRec g_winInfo = {
  {				/* keyboard */
   0,				/* leds */
   500,				/* delay */
   30				/* rate */
   }
  ,
  {				/* xkb */
   NULL,			/* rules */
   NULL,			/* model */
   NULL,			/* layout */
   NULL,			/* variant */
   NULL,			/* options */
   }
  ,
  {
   FALSE,
   50}
};

#define NULL_IF_EMPTY(x) (winNameCompare(x,"")?x:NULL)

#ifdef XWIN_XF86CONFIG
serverLayoutRec g_winConfigLayout;

static Bool ParseOptionValue (int scrnIndex, pointer options,
			      OptionInfoPtr p);
static Bool configLayout (serverLayoutPtr, XF86ConfLayoutPtr, char *);
static Bool configImpliedLayout (serverLayoutPtr, XF86ConfScreenPtr);
static Bool GetBoolValue (OptionInfoPtr p, const char *s);


Bool
winReadConfigfile ()
{
  Bool		retval = TRUE;
  const char	*filename, *dirname;
  MessageType	filefrom = X_DEFAULT;
  MessageType	dirfrom = X_DEFAULT;
  char		*xf86ConfigFile = NULL;
  char		*xf86ConfigDir = NULL;

  if (g_cmdline.configFile)
    {
      filefrom = X_CMDLINE;
      xf86ConfigFile = g_cmdline.configFile;
    }
  if (g_cmdline.configDir)
    {
      dirfrom = X_CMDLINE;
      xf86ConfigDir = g_cmdline.configDir;
    }

  /* Parse config file into data structure */
  xf86initConfigFiles();
  dirname = xf86openConfigDirFiles (CONFIGDIRPATH, xf86ConfigDir, PROJECTROOT);
  filename = xf86openConfigFile (CONFIGPATH, xf86ConfigFile, PROJECTROOT);

  /* Hack for backward compatibility */
  if (!filename && from == X_DEFAULT)
    filename = xf86openConfigFile (CONFIGPATH, "XF86Config", PROJECTROOT);

  if (filename)
    {
      winMsg (from, "Using config file: \"%s\"\n", filename);
    }
  else
    {
      winMsg (X_ERROR, "Unable to locate/open config file");
      if (xf86ConfigFile)
	ErrorF (": \"%s\"", xf86ConfigFile);
      ErrorF ("\n");
    }
  if (dirname)
    {
      winMsg (from, "Using config directory: \"%s\"\n", dirname);
    }
  else
    {
      winMsg (X_ERROR, "Unable to locate/open config directory");
      if (xf86ConfigDir)
	ErrorF (": \"%s\"", xf86ConfigDir);
      ErrorF ("\n");
    }
  if (!filename && !dirname)
    {
      return FALSE;
    }
  if ((g_xf86configptr = xf86readConfigFile ()) == NULL)
    {
      winMsg (X_ERROR, "Problem parsing the config file\n");
      return FALSE;
    }
  xf86closeConfigFile ();

  LogPrintMarkers();

  /* set options from data structure */

  if (g_xf86configptr->conf_layout_lst == NULL || g_cmdline.screenname != NULL)
    {
      if (g_cmdline.screenname == NULL)
	{
	  winMsg (X_WARNING,
		  "No Layout section. Using the first Screen section.\n");
	}
      if (!configImpliedLayout (&g_winConfigLayout,
				g_xf86configptr->conf_screen_lst))
	{
	  winMsg (X_ERROR, "Unable to determine the screen layout\n");
	  return FALSE;
	}
    }
  else
    {
      /* Check if layout is given in the config file */
      if (g_xf86configptr->conf_flags != NULL)
	{
	  char *dfltlayout = NULL;
	  pointer optlist = g_xf86configptr->conf_flags->flg_option_lst;

	  if (optlist && winFindOption (optlist, "defaultserverlayout"))
	    dfltlayout =
	      winSetStrOption (optlist, "defaultserverlayout", NULL);

	  if (!configLayout (&g_winConfigLayout,
			     g_xf86configptr->conf_layout_lst,
			     dfltlayout))
	    {
	      winMsg (X_ERROR, "Unable to determine the screen layout\n");
	      return FALSE;
	    }
	}
      else
	{
	  if (!configLayout (&g_winConfigLayout,
			     g_xf86configptr->conf_layout_lst,
			     NULL))
	    {
	      winMsg (X_ERROR, "Unable to determine the screen layout\n");
	      return FALSE;
	    }
	}
    }

  /* setup special config files */
  winConfigFiles ();
  return retval;
}
#endif

/* load layout definitions */
#include "winlayouts.h"

/* Set the keyboard configuration */
Bool
winConfigKeyboard (DeviceIntPtr pDevice)
{
  char                          layoutName[KL_NAMELENGTH];
  unsigned char                 layoutFriendlyName[256];
  static unsigned int           layoutNum = 0;
  int                           keyboardType;
#ifdef XWIN_XF86CONFIG
  XF86ConfInputPtr		kbd = NULL;
  XF86ConfInputPtr		input_list = NULL;
  MessageType			kbdfrom = X_CONFIG;
#endif
  MessageType			from = X_DEFAULT;
  char				*s = NULL;

  /* Setup defaults */
  XkbGetRulesDflts(&g_winInfo.xkb);

  /*
   * Query the windows autorepeat settings and change the xserver defaults.
   */
  {
    int kbd_delay;
    DWORD kbd_speed;
    if (SystemParametersInfo(SPI_GETKEYBOARDDELAY, 0, &kbd_delay, 0) &&
        SystemParametersInfo(SPI_GETKEYBOARDSPEED, 0, &kbd_speed, 0))
      {
        switch (kbd_delay)
          {
            case 0:  g_winInfo.keyboard.delay = 250; break;
            case 1:  g_winInfo.keyboard.delay = 500; break;
            case 2:  g_winInfo.keyboard.delay = 750; break;
            default:
            case 3:  g_winInfo.keyboard.delay = 1000; break;
          }
        g_winInfo.keyboard.rate = (kbd_speed>0)?kbd_speed:1;
        winMsgVerb(X_PROBED, 1, "Setting autorepeat to delay=%d, rate=%d\n",
                g_winInfo.keyboard.delay, g_winInfo.keyboard.rate);
      }
  }


  keyboardType = GetKeyboardType (0);
  if (keyboardType > 0 && GetKeyboardLayoutName (layoutName))
  {
    WinKBLayoutPtr	pLayout;
    Bool                bfound = FALSE;

    if (! layoutNum)
      layoutNum = strtoul (layoutName, (char **)NULL, 16);
    if ((layoutNum & 0xffff) == 0x411) {
        /* The japanese layouts know a lot of different IMEs which all have
	   different layout numbers set. Map them to a single entry.
	   Same might apply for chinese, korean and other symbol languages
	   too */
        layoutNum = (layoutNum & 0xffff);
	if (keyboardType == 7)
	  {
	    /* Japanese layouts have problems with key event messages
	       such as the lack of WM_KEYUP for Caps Lock key.
	       Loading US layout fixes this problem. */
	    if (LoadKeyboardLayout("00000409", KLF_ACTIVATE) != NULL)
	      winMsg (X_INFO, "Loading US keyboard layout.\n");
	    else
	      winMsg (X_ERROR, "LoadKeyboardLayout failed.\n");
	  }
    }

    /* Discover the friendly name of the current layout */
    {
      HKEY                regkey = NULL;
      const char          regtempl[] = "SYSTEM\\CurrentControlSet\\Control\\Keyboard Layouts\\";
      char                *regpath;
      DWORD               namesize = sizeof(layoutFriendlyName);

      regpath = malloc(sizeof(regtempl) + KL_NAMELENGTH + 1);
      strcpy(regpath, regtempl);
      strcat(regpath, layoutName);

      if (!RegOpenKey(HKEY_LOCAL_MACHINE, regpath, &regkey))
          RegQueryValueEx(regkey, "Layout Text", 0, NULL, layoutFriendlyName, &namesize);

      /* Close registry key */
      if (regkey)
        RegCloseKey (regkey);
      free(regpath);
    }

    winMsg (X_PROBED, "Windows keyboard layout: \"%s\" (%08x) \"%s\", type %d\n",
            layoutName, layoutNum, layoutFriendlyName, keyboardType);

    for (pLayout = winKBLayouts; pLayout->winlayout != -1; pLayout++)
      {
	if (pLayout->winlayout != layoutNum)
	  continue;
	if (pLayout->winkbtype > 0 && pLayout->winkbtype != keyboardType)
	  continue;

        bfound = TRUE;
	winMsg (X_PROBED,
		"Found matching XKB configuration \"%s\"\n",
		pLayout->layoutname);

        winMsg(X_PROBED,
               "Model = \"%s\" Layout = \"%s\""
               " Variant = \"%s\" Options = \"%s\"\n",
               pLayout->xkbmodel ? pLayout->xkbmodel : "none",
               pLayout->xkblayout ? pLayout->xkblayout : "none",
               pLayout->xkbvariant ? pLayout->xkbvariant : "none",
               pLayout->xkboptions ? pLayout->xkboptions : "none");

	g_winInfo.xkb.model = pLayout->xkbmodel;
	g_winInfo.xkb.layout = pLayout->xkblayout;
	g_winInfo.xkb.variant = pLayout->xkbvariant;
	g_winInfo.xkb.options = pLayout->xkboptions;


	break;
      }

    if (!bfound)
      {
        winMsg (X_ERROR, "Keyboardlayout \"%s\" (%s) is unknown, using X server default layout\n", layoutFriendlyName, layoutName);
      }
  }

  /* parse the configuration */
#ifdef XWIN_XF86CONFIG
  if (g_cmdline.keyboard)
    kbdfrom = X_CMDLINE;

  /*
   * Until the layout code is finished, I search for the keyboard
   * device and configure the server with it.
   */

  if (g_xf86configptr != NULL)
    input_list = g_xf86configptr->conf_input_lst;

  while (input_list != NULL)
    {
      if (winNameCompare (input_list->inp_driver, "keyboard") == 0)
	{
	  /* Check if device name matches requested name */
	  if (g_cmdline.keyboard && winNameCompare (input_list->inp_identifier,
						    g_cmdline.keyboard))
	    continue;
	  kbd = input_list;
	}
      input_list = input_list->list.next;
    }

  if (kbd != NULL)
    {

      if (kbd->inp_identifier)
	winMsg (kbdfrom, "Using keyboard \"%s\" as primary keyboard\n",
		kbd->inp_identifier);

      if ((s = winSetStrOption(kbd->inp_option_lst, "AutoRepeat", NULL)))
        {
          if ((sscanf(s, "%ld %ld", &g_winInfo.keyboard.delay,
                      &g_winInfo.keyboard.rate) != 2) ||
                  (g_winInfo.keyboard.delay < 1) ||
                  (g_winInfo.keyboard.rate == 0) ||
                  (1000 / g_winInfo.keyboard.rate) < 1)
            {
              winErrorFVerb (2, "\"%s\" is not a valid AutoRepeat value", s);
              free(s);
              return FALSE;
            }
          free(s);
          winMsg (X_CONFIG, "AutoRepeat: %ld %ld\n",
                  g_winInfo.keyboard.delay, g_winInfo.keyboard.rate);
        }
#endif

        s = NULL;
        if (g_cmdline.xkbRules)
          {
            s = g_cmdline.xkbRules;
            from = X_CMDLINE;
          }
#ifdef XWIN_XF86CONFIG
        else
          {
            s = winSetStrOption (kbd->inp_option_lst, "XkbRules", NULL);
            from = X_CONFIG;
          }
#endif
        if (s)
          {
            g_winInfo.xkb.rules = NULL_IF_EMPTY (s);
            winMsg (from, "XKB: rules: \"%s\"\n", s);
	  }

        s = NULL;
        if (g_cmdline.xkbModel)
          {
            s = g_cmdline.xkbModel;
            from = X_CMDLINE;
          }
#ifdef XWIN_XF86CONFIG
        else
          {
            s = winSetStrOption (kbd->inp_option_lst, "XkbModel", NULL);
            from = X_CONFIG;
          }
#endif
        if (s)
	  {
	    g_winInfo.xkb.model = NULL_IF_EMPTY (s);
	    winMsg (from, "XKB: model: \"%s\"\n", s);
	  }

        s = NULL;
        if (g_cmdline.xkbLayout)
          {
            s = g_cmdline.xkbLayout;
            from = X_CMDLINE;
          }
#ifdef XWIN_XF86CONFIG
        else
          {
            s = winSetStrOption (kbd->inp_option_lst, "XkbLayout", NULL);
            from = X_CONFIG;
          }
#endif
        if (s)
          {
	    g_winInfo.xkb.layout = NULL_IF_EMPTY (s);
	    winMsg (from, "XKB: layout: \"%s\"\n", s);
	  }

        s = NULL;
        if (g_cmdline.xkbVariant)
          {
            s = g_cmdline.xkbVariant;
            from = X_CMDLINE;
          }
#ifdef XWIN_XF86CONFIG
        else
          {
            s = winSetStrOption (kbd->inp_option_lst, "XkbVariant", NULL);
            from = X_CONFIG;
          }
#endif
	if (s)
	  {
	    g_winInfo.xkb.variant = NULL_IF_EMPTY (s);
	    winMsg (from, "XKB: variant: \"%s\"\n", s);
	  }

        s = NULL;
        if (g_cmdline.xkbOptions)
          {
            s = g_cmdline.xkbOptions;
            from = X_CMDLINE;
          }
#ifdef XWIN_XF86CONFIG
        else
          {
            s = winSetStrOption (kbd->inp_option_lst, "XkbOptions", NULL);
            from = X_CONFIG;
          }
#endif
        if (s)
	  {
	    g_winInfo.xkb.options = NULL_IF_EMPTY (s);
	    winMsg (from, "XKB: options: \"%s\"\n", s);
	  }

#ifdef XWIN_XF86CONFIG
    }
#endif

  return TRUE;
}


#ifdef XWIN_XF86CONFIG
Bool
winConfigMouse (DeviceIntPtr pDevice)
{
  MessageType			mousefrom = X_CONFIG;

  XF86ConfInputPtr		mouse = NULL;
  XF86ConfInputPtr		input_list = NULL;

  if (g_cmdline.mouse)
    mousefrom = X_CMDLINE;

  if (g_xf86configptr != NULL)
    input_list = g_xf86configptr->conf_input_lst;

  while (input_list != NULL)
    {
      if (winNameCompare (input_list->inp_driver, "mouse") == 0)
	{
	  /* Check if device name matches requested name */
	  if (g_cmdline.mouse && winNameCompare (input_list->inp_identifier,
						 g_cmdline.mouse))
	    continue;
	  mouse = input_list;
	}
      input_list = input_list->list.next;
    }

  if (mouse != NULL)
    {
      if (mouse->inp_identifier)
	winMsg (mousefrom, "Using pointer \"%s\" as primary pointer\n",
		mouse->inp_identifier);

      g_winInfo.pointer.emulate3Buttons =
	winSetBoolOption (mouse->inp_option_lst, "Emulate3Buttons", FALSE);
      if (g_cmdline.emulate3buttons)
	g_winInfo.pointer.emulate3Buttons = g_cmdline.emulate3buttons;

      g_winInfo.pointer.emulate3Timeout =
	winSetIntOption (mouse->inp_option_lst, "Emulate3Timeout", 50);
      if (g_cmdline.emulate3timeout)
	g_winInfo.pointer.emulate3Timeout = g_cmdline.emulate3timeout;
    }
  else
    {
      winMsg (X_ERROR, "No primary pointer configured\n");
      winMsg (X_DEFAULT, "Using compiletime defaults for pointer\n");
    }

  return TRUE;
}


Bool
winConfigFiles ()
{
  MessageType from;
  XF86ConfFilesPtr filesptr = NULL;

  /* set some shortcuts */
  if (g_xf86configptr != NULL)
    {
      filesptr = g_xf86configptr->conf_files;
    }


  /* Fontpath */
  from = X_DEFAULT;

  if (g_cmdline.fontPath)
    {
      from = X_CMDLINE;
      defaultFontPath = g_cmdline.fontPath;
    }
  else if (filesptr != NULL && filesptr->file_fontpath)
    {
      from = X_CONFIG;
      defaultFontPath = strdup (filesptr->file_fontpath);
    }
  winMsg (from, "FontPath set to \"%s\"\n", defaultFontPath);

  return TRUE;
}
#else
Bool
winConfigFiles (void)
{
  /* Fontpath */
  if (g_cmdline.fontPath)
    {
      defaultFontPath = g_cmdline.fontPath;
      winMsg (X_CMDLINE, "FontPath set to \"%s\"\n", defaultFontPath);
    }

  return TRUE;
}
#endif


Bool
winConfigOptions (void)
{
  return TRUE;
}


Bool
winConfigScreens (void)
{
  return TRUE;
}


#ifdef XWIN_XF86CONFIG
char *
winSetStrOption (pointer optlist, const char *name, char *deflt)
{
  OptionInfoRec o;

  o.name = name;
  o.type = OPTV_STRING;
  if (ParseOptionValue (-1, optlist, &o))
    deflt = o.value.str;
  if (deflt)
    return strdup (deflt);
  else
    return NULL;
}


int
winSetBoolOption (pointer optlist, const char *name, int deflt)
{
  OptionInfoRec o;

  o.name = name;
  o.type = OPTV_BOOLEAN;
  if (ParseOptionValue (-1, optlist, &o))
    deflt = o.value.bool;
  return deflt;
}


int
winSetIntOption (pointer optlist, const char *name, int deflt)
{
  OptionInfoRec o;

  o.name = name;
  o.type = OPTV_INTEGER;
  if (ParseOptionValue (-1, optlist, &o))
    deflt = o.value.num;
  return deflt;
}


double
winSetRealOption (pointer optlist, const char *name, double deflt)
{
  OptionInfoRec o;

  o.name = name;
  o.type = OPTV_REAL;
  if (ParseOptionValue (-1, optlist, &o))
    deflt = o.value.realnum;
  return deflt;
}

double
winSetPercentOption (pointer optlist, const char *name, double deflt)
{
  OptionInfoRec o;

  o.name = name;
  o.type = OPTV_PERCENT;
  if (ParseOptionValue (-1, optlist, &o))
    deflt = o.value.realnum;
  return deflt;
}
#endif


/*
 * Compare two strings for equality. This is caseinsensitive  and
 * The characters '_', ' ' (space) and '\t' (tab) are treated as
 * not existing.
 */

int
winNameCompare (const char *s1, const char *s2)
{
  char c1, c2;

  if (!s1 || *s1 == 0)
    {
      if (!s2 || *s2 == 0)
	return 0;
      else
	return 1;
    }

  while (*s1 == '_' || *s1 == ' ' || *s1 == '\t')
    s1++;
  while (*s2 == '_' || *s2 == ' ' || *s2 == '\t')
    s2++;

  c1 = (isupper ((int)*s1) ? tolower ((int)*s1) : *s1);
  c2 = (isupper ((int)*s2) ? tolower ((int)*s2) : *s2);

  while (c1 == c2)
    {
      if (c1 == 0)
	return 0;
      s1++;
      s2++;

      while (*s1 == '_' || *s1 == ' ' || *s1 == '\t')
	s1++;
      while (*s2 == '_' || *s2 == ' ' || *s2 == '\t')
	s2++;

      c1 = (isupper ((int)*s1) ? tolower ((int)*s1) : *s1);
      c2 = (isupper ((int)*s2) ? tolower ((int)*s2) : *s2);
    }
  return c1 - c2;
}


#ifdef XWIN_XF86CONFIG
/*
 * Find the named option in the list.
 * @return the pointer to the option record, or NULL if not found.
 */

XF86OptionPtr
winFindOption (XF86OptionPtr list, const char *name)
{
  while (list)
    {
      if (winNameCompare (list->opt_name, name) == 0)
	return list;
      list = list->list.next;
    }
  return NULL;
}


/*
 * Find the Value of an named option.
 * @return The option value or NULL if not found.
 */

char *
winFindOptionValue (XF86OptionPtr list, const char *name)
{
  list = winFindOption (list, name);
  if (list)
    {
      if (list->opt_val)
	return list->opt_val;
      else
	return "";
    }
  return NULL;
}


/*
 * Parse the option.
 */

static Bool
ParseOptionValue (int scrnIndex, pointer options, OptionInfoPtr p)
{
  char *s, *end;

  if ((s = winFindOptionValue (options, p->name)) != NULL)
    {
      switch (p->type)
	{
	case OPTV_INTEGER:
	  if (*s == '\0')
	    {
	      winDrvMsg (scrnIndex, X_WARNING,
			 "Option \"%s\" requires an integer value\n",
			 p->name);
	      p->found = FALSE;
	    }
	  else
	    {
	      p->value.num = strtoul (s, &end, 0);
	      if (*end == '\0')
		{
		  p->found = TRUE;
		}
	      else
		{
		  winDrvMsg (scrnIndex, X_WARNING,
			     "Option \"%s\" requires an integer value\n",
			     p->name);
		  p->found = FALSE;
		}
	    }
	  break;
	case OPTV_STRING:
	  if (*s == '\0')
	    {
	      winDrvMsg (scrnIndex, X_WARNING,
			 "Option \"%s\" requires an string value\n", p->name);
	      p->found = FALSE;
	    }
	  else
	    {
	      p->value.str = s;
	      p->found = TRUE;
	    }
	  break;
	case OPTV_ANYSTR:
	  p->value.str = s;
	  p->found = TRUE;
	  break;
	case OPTV_REAL:
	  if (*s == '\0')
	    {
	      winDrvMsg (scrnIndex, X_WARNING,
			 "Option \"%s\" requires a floating point value\n",
			 p->name);
	      p->found = FALSE;
	    }
	  else
	    {
	      p->value.realnum = strtod (s, &end);
	      if (*end == '\0')
		{
		  p->found = TRUE;
		}
	      else
		{
		  winDrvMsg (scrnIndex, X_WARNING,
			     "Option \"%s\" requires a floating point value\n",
			     p->name);
		  p->found = FALSE;
		}
	    }
	  break;
	case OPTV_BOOLEAN:
	  if (GetBoolValue (p, s))
	    {
	      p->found = TRUE;
	    }
	  else
	    {
	      winDrvMsg (scrnIndex, X_WARNING,
			 "Option \"%s\" requires a boolean value\n", p->name);
	      p->found = FALSE;
	    }
	  break;
	case OPTV_PERCENT:
	  if (*s == '\0')
	    {
	      winDrvMsg (scrnIndex, X_WARNING,
			 "Option \"%s\" requires a percent value\n",
			 p->name);
	      p->found = FALSE;
	    }
	  else
	    {
	       double percent = strtod (s, &end);

	       if (end != s && winNameCompare (end, "%"))
		 {
		   p->found = TRUE;
		   p->value.realnum = percent;
		 }
	       else
		 {
		   winDrvMsg (scrnIndex, X_WARNING,
			      "Option \"%s\" requires a frequency value\n",
			       p->name);
		   p->found = FALSE;
		 }
	    }
	case OPTV_FREQ:
	  if (*s == '\0')
	    {
	      winDrvMsg (scrnIndex, X_WARNING,
			 "Option \"%s\" requires a frequency value\n",
			 p->name);
	      p->found = FALSE;
	    }
	  else
	    {
	      double freq = strtod (s, &end);
	      int units = 0;

	      if (end != s)
		{
		  p->found = TRUE;
		  if (!winNameCompare (end, "Hz"))
		    units = 1;
		  else if (!winNameCompare (end, "kHz") ||
			   !winNameCompare (end, "k"))
		    units = 1000;
		  else if (!winNameCompare (end, "MHz") ||
			   !winNameCompare (end, "M"))
		    units = 1000000;
		  else
		    {
		      winDrvMsg (scrnIndex, X_WARNING,
				 "Option \"%s\" requires a frequency value\n",
				 p->name);
		      p->found = FALSE;
		    }
		  if (p->found)
		    freq *= (double) units;
		}
	      else
		{
		  winDrvMsg (scrnIndex, X_WARNING,
			     "Option \"%s\" requires a frequency value\n",
			     p->name);
		  p->found = FALSE;
		}
	      if (p->found)
		{
		  p->value.freq.freq = freq;
		  p->value.freq.units = units;
		}
	    }
	  break;
	case OPTV_NONE:
	  /* Should never get here */
	  p->found = FALSE;
	  break;
	}
      if (p->found)
	{
	  winDrvMsgVerb (scrnIndex, X_CONFIG, 2, "Option \"%s\"", p->name);
	  if (!(p->type == OPTV_BOOLEAN && *s == 0))
	    {
	      winErrorFVerb (2, " \"%s\"", s);
	    }
	  winErrorFVerb (2, "\n");
	}
    }
  else if (p->type == OPTV_BOOLEAN)
    {
      /* Look for matches with options with or without a "No" prefix. */
      char *n, *newn;
      OptionInfoRec opt;

      n = winNormalizeName (p->name);
      if (!n)
	{
	  p->found = FALSE;
	  return FALSE;
	}
      if (strncmp (n, "no", 2) == 0)
	{
	  newn = n + 2;
	}
      else
	{
	  free (n);
	  n = malloc (strlen (p->name) + 2 + 1);
	  if (!n)
	    {
	      p->found = FALSE;
	      return FALSE;
	    }
	  strcpy (n, "No");
	  strcat (n, p->name);
	  newn = n;
	}
      if ((s = winFindOptionValue (options, newn)) != NULL)
	{
	  if (GetBoolValue (&opt, s))
	    {
	      p->value.bool = !opt.value.bool;
	      p->found = TRUE;
	    }
	  else
	    {
	      winDrvMsg (scrnIndex, X_WARNING,
			 "Option \"%s\" requires a boolean value\n", newn);
	      p->found = FALSE;
	    }
	}
      else
	{
	  p->found = FALSE;
	}
      if (p->found)
	{
	  winDrvMsgVerb (scrnIndex, X_CONFIG, 2, "Option \"%s\"", newn);
	  if (*s != 0)
	    {
	      winErrorFVerb (2, " \"%s\"", s);
	    }
	  winErrorFVerb (2, "\n");
	}
      free (n);
    }
  else
    {
      p->found = FALSE;
    }
  return p->found;
}


static Bool
configLayout (serverLayoutPtr servlayoutp, XF86ConfLayoutPtr conf_layout,
	      char *default_layout)
{
#if 0
#pragma warn UNIMPLEMENTED
#endif
  return TRUE;
}


static Bool
configImpliedLayout (serverLayoutPtr servlayoutp,
		     XF86ConfScreenPtr conf_screen)
{
#if 0
#pragma warn UNIMPLEMENTED
#endif
  return TRUE;
}


static Bool
GetBoolValue (OptionInfoPtr p, const char *s)
{
  if (*s == 0)
    {
      p->value.bool = TRUE;
    }
  else
    {
      if (winNameCompare (s, "1") == 0)
	p->value.bool = TRUE;
      else if (winNameCompare (s, "on") == 0)
	p->value.bool = TRUE;
      else if (winNameCompare (s, "true") == 0)
	p->value.bool = TRUE;
      else if (winNameCompare (s, "yes") == 0)
	p->value.bool = TRUE;
      else if (winNameCompare (s, "0") == 0)
	p->value.bool = FALSE;
      else if (winNameCompare (s, "off") == 0)
	p->value.bool = FALSE;
      else if (winNameCompare (s, "false") == 0)
	p->value.bool = FALSE;
      else if (winNameCompare (s, "no") == 0)
	p->value.bool = FALSE;
    }
  return TRUE;
}
#endif


char *
winNormalizeName (const char *s)
{
  char *ret, *q;
  const char *p;

  if (s == NULL)
    return NULL;

  ret = malloc (strlen (s) + 1);
  for (p = s, q = ret; *p != 0; p++)
    {
      switch (*p)
	{
	case '_':
	case ' ':
	case '\t':
	  continue;
	default:
	  if (isupper ((int)*p))
	    *q++ = tolower ((int)*p);
	  else
	    *q++ = *p;
	}
    }
  *q = '\0';
  return ret;
}