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Files.c

/* $XFree86: xc/programs/Xserver/hw/xfree86/parser/Files.c,v 1.16 2003/08/24 17:37:07 dawes Exp $ */
/* 
 * 
 * Copyright (c) 1997  Metro Link Incorporated
 * 
 * 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 X CONSORTIUM 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 Metro Link shall not be
 * used in advertising or otherwise to promote the sale, use or other dealings
 * in this Software without prior written authorization from Metro Link.
 * 
 */
/*
 * Copyright (c) 1997-2003 by The XFree86 Project, Inc.
 *
 * 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 COPYRIGHT HOLDER(S) OR AUTHOR(S) 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 copyright holder(s)
 * and author(s) 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 copyright holder(s) and author(s).
 */


/* View/edit this file with tab stops set to 4 */

#ifdef HAVE_XORG_CONFIG_H
#include <xorg-config.h>
#endif

#include <X11/Xos.h>
#include "xf86Parser.h"
#include "xf86tokens.h"
#include "Configint.h"

extern LexRec val;

static xf86ConfigSymTabRec FilesTab[] =
{
      {ENDSECTION, "endsection"},
      {FONTPATH, "fontpath"},
      {RGBPATH, "rgbpath"},
      {MODULEPATH, "modulepath"},
      {INPUTDEVICES, "inputdevices"},
      {LOGFILEPATH, "logfile"},
      {-1, ""},
};

static char *
prependRoot (char *pathname)
{
#ifndef __EMX__
      return pathname;
#else
      /* XXXX caveat: multiple path components in line */
      return (char *) __XOS2RedirRoot (pathname);
#endif
}

#define CLEANUP xf86freeFiles

XF86ConfFilesPtr
xf86parseFilesSection (void)
{
      int i, j;
      int k, l;
      char *str;
      int token;
      parsePrologue (XF86ConfFilesPtr, XF86ConfFilesRec)

      while ((token = xf86getToken (FilesTab)) != ENDSECTION)
      {
            switch (token)
            {
            case COMMENT:
                  ptr->file_comment = xf86addComment(ptr->file_comment, val.str);
                  break;
            case FONTPATH:
                  if (xf86getSubToken (&(ptr->file_comment)) != STRING)
                        Error (QUOTE_MSG, "FontPath");
                  j = FALSE;
                  str = prependRoot (val.str);
                  if (ptr->file_fontpath == NULL)
                  {
                        ptr->file_fontpath = xf86confmalloc (1);
                        ptr->file_fontpath[0] = '\0';
                        i = strlen (str) + 1;
                  }
                  else
                  {
                        i = strlen (ptr->file_fontpath) + strlen (str) + 1;
                        if (ptr->file_fontpath[strlen (ptr->file_fontpath) - 1] != ',')
                        {
                              i++;
                              j = TRUE;
                        }
                  }
                  ptr->file_fontpath =
                        xf86confrealloc (ptr->file_fontpath, i);
                  if (j)
                        strcat (ptr->file_fontpath, ",");

                  strcat (ptr->file_fontpath, str);
                  xf86conffree (val.str);
                  break;
            case RGBPATH:
                  if (xf86getSubToken (&(ptr->file_comment)) != STRING)
                        Error (QUOTE_MSG, "RGBPath");
                  ptr->file_rgbpath = val.str;
                  break;
            case MODULEPATH:
                  if (xf86getSubToken (&(ptr->file_comment)) != STRING)
                        Error (QUOTE_MSG, "ModulePath");
                  l = FALSE;
                  str = prependRoot (val.str);
                  if (ptr->file_modulepath == NULL)
                  {
                        ptr->file_modulepath = xf86confmalloc (1);
                        ptr->file_modulepath[0] = '\0';
                        k = strlen (str) + 1;
                  }
                  else
                  {
                        k = strlen (ptr->file_modulepath) + strlen (str) + 1;
                        if (ptr->file_modulepath[strlen (ptr->file_modulepath) - 1] != ',')
                        {
                              k++;
                              l = TRUE;
                        }
                  }
                  ptr->file_modulepath = xf86confrealloc (ptr->file_modulepath, k);
                  if (l)
                        strcat (ptr->file_modulepath, ",");

                  strcat (ptr->file_modulepath, str);
                  xf86conffree (val.str);
                  break;
            case INPUTDEVICES:
                  if (xf86getSubToken (&(ptr->file_comment)) != STRING)
                        Error (QUOTE_MSG, "InputDevices");
                  l = FALSE;
                  str = prependRoot (val.str);
                  if (ptr->file_inputdevs == NULL)
                  {
                        ptr->file_inputdevs = xf86confmalloc (1);
                        ptr->file_inputdevs[0] = '\0';
                        k = strlen (str) + 1;
                  }
                  else
                  {
                        k = strlen (ptr->file_inputdevs) + strlen (str) + 1;
                        if (ptr->file_inputdevs[strlen (ptr->file_inputdevs) - 1] != ',')
                        {
                              k++;
                              l = TRUE;
                        }
                  }
                  ptr->file_inputdevs = xf86confrealloc (ptr->file_inputdevs, k);
                  if (l)
                        strcat (ptr->file_inputdevs, ",");

                  strcat (ptr->file_inputdevs, str);
                  xf86conffree (val.str);
                  break;
            case LOGFILEPATH:
                  if (xf86getSubToken (&(ptr->file_comment)) != STRING)
                        Error (QUOTE_MSG, "LogFile");
                  ptr->file_logfile = val.str;
                  break;
            case EOF_TOKEN:
                  Error (UNEXPECTED_EOF_MSG, NULL);
                  break;
            default:
                  Error (INVALID_KEYWORD_MSG, xf86tokenString ());
                  break;
            }
      }

#ifdef DEBUG
      printf ("File section parsed\n");
#endif

      return ptr;
}

#undef CLEANUP

void
xf86printFileSection (FILE * cf, XF86ConfFilesPtr ptr)
{
      char *p, *s;

      if (ptr == NULL)
            return;

      if (ptr->file_comment)
            fprintf (cf, "%s", ptr->file_comment);
      if (ptr->file_logfile)
            fprintf (cf, "\tLogFile      \"%s\"\n", ptr->file_logfile);
      if (ptr->file_rgbpath)
            fprintf (cf, "\tRgbPath      \"%s\"\n", ptr->file_rgbpath);
      if (ptr->file_modulepath)
      {
            s = ptr->file_modulepath;
            p = index (s, ',');
            while (p)
            {
                  *p = '\000';
                  fprintf (cf, "\tModulePath   \"%s\"\n", s);
                  *p = ',';
                  s = p;
                  s++;
                  p = index (s, ',');
            }
            fprintf (cf, "\tModulePath   \"%s\"\n", s);
      }
      if (ptr->file_inputdevs)
      {
            s = ptr->file_inputdevs;
            p = index (s, ',');
            while (p)
            {
                  *p = '\000';
                  fprintf (cf, "\tInputDevices   \"%s\"\n", s);
                  *p = ',';
                  s = p;
                  s++;
                  p = index (s, ',');
            }
            fprintf (cf, "\tInputdevs   \"%s\"\n", s);
      }
      if (ptr->file_fontpath)
      {
            s = ptr->file_fontpath;
            p = index (s, ',');
            while (p)
            {
                  *p = '\000';
                  fprintf (cf, "\tFontPath     \"%s\"\n", s);
                  *p = ',';
                  s = p;
                  s++;
                  p = index (s, ',');
            }
            fprintf (cf, "\tFontPath     \"%s\"\n", s);
      }
}

void
xf86freeFiles (XF86ConfFilesPtr p)
{
      if (p == NULL)
            return;

      TestFree (p->file_logfile);
      TestFree (p->file_rgbpath);
      TestFree (p->file_modulepath);
      TestFree (p->file_inputdevs);
      TestFree (p->file_fontpath);
      TestFree (p->file_comment);

      xf86conffree (p);
}

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