/* ----------------------------------------------------------------------------
   libconfig - A library for processing structured configuration files
   Copyright (C) 2005-2010  Mark A Lindner

   This file is part of libconfig.

   This library is free software; you can redistribute it and/or
   modify it under the terms of the GNU Lesser General Public License
   as published by the Free Software Foundation; either version 2.1 of
   the License, or (at your option) any later version.

   This library 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
   Lesser General Public License for more details.

   You should have received a copy of the GNU Library General Public
   License along with this library; if not, see
   <http://www.gnu.org/licenses/>.
   ----------------------------------------------------------------------------
*/

#include <stdio.h>
#include <stdlib.h>
#include <libconfig.h>

/* This example reads the configuration file 'example.cfg' and displays
 * some of its contents.
 */

int main(int argc, char **argv)
{
  config_t cfg;
  config_setting_t *setting;
  const char *str;

  config_init(&cfg);

  /* Read the file. If there is an error, report it and exit. */
  if(! config_read_file(&cfg, "example.cfg"))
  {
    fprintf(stderr, "%s:%d - %s\n", config_error_file(&cfg),
            config_error_line(&cfg), config_error_text(&cfg));
    config_destroy(&cfg);
    return(EXIT_FAILURE);
  }

  /* Get the store name. */
  if(config_lookup_string(&cfg, "name", &str))
    printf("Store name: %s\n\n", str);
  else
    fprintf(stderr, "No 'name' setting in configuration file.\n");

  /* Output a list of all books in the inventory. */
  setting = config_lookup(&cfg, "inventory.books");
  if(setting != NULL)
  {
    int count = config_setting_length(setting);
    int i;

    printf("%-30s  %-30s   %-6s  %s\n", "TITLE", "AUTHOR", "PRICE", "QTY");

    for(i = 0; i < count; ++i)
    {
      config_setting_t *book = config_setting_get_elem(setting, i);

      /* Only output the record if all of the expected fields are present. */
      const char *title, *author;
      double price;
      int qty;

      if(!(config_setting_lookup_string(book, "title", &title)
           && config_setting_lookup_string(book, "author", &author)
           && config_setting_lookup_float(book, "price", &price)
           && config_setting_lookup_int(book, "qty", &qty)))
        continue;

      printf("%-30s  %-30s  $%6.2f  %3d\n", title, author, price, qty);
    }
    putchar('\n');
  }

  /* Output a list of all movies in the inventory. */
  setting = config_lookup(&cfg, "inventory.movies");
  if(setting != NULL)
  {
    unsigned int count = config_setting_length(setting);
    unsigned int i;

    printf("%-30s  %-10s   %-6s  %s\n", "TITLE", "MEDIA", "PRICE", "QTY");
    for(i = 0; i < count; ++i)
    {
      config_setting_t *movie = config_setting_get_elem(setting, i);

      /* Only output the record if all of the expected fields are present. */
      const char *title, *media;
      double price;
      int qty;

      if(!(config_setting_lookup_string(movie, "title", &title)
           && config_setting_lookup_string(movie, "media", &media)
           && config_setting_lookup_float(movie, "price", &price)
           && config_setting_lookup_int(movie, "qty", &qty)))
        continue;

      printf("%-30s  %-10s  $%6.2f  %3d\n", title, media, price, qty);
    }
    putchar('\n');
  }

  config_destroy(&cfg);
  return(EXIT_SUCCESS);
}

/* eof */
d4linux @ 2005-03-25 15:44:43 by reinelt]</a></td><td>reinelt</td><td>1</td><td><span class='deletions'>-2</span>/<span class='insertions'>+5</span></td></tr>
<tr><td><span title='2005-03-23 12:23:35 +0000'>2005-03-23</span></td><td><a href='/lcd4linux.git/commit/drv_Crystalfontz.c?h=master&amp;id=93f4190b076c528589fe1f32a10b4ce346e999fe&amp;follow=1'>[lcd4linux @ 2005-03-23 12:23:35 by reinelt]</a></td><td>reinelt</td><td>1</td><td><span class='deletions'>-27</span>/<span class='insertions'>+32</span></td></tr>
<tr><td><span title='2005-02-24 07:07:55 +0000'>2005-02-24</span></td><td><a href='/lcd4linux.git/commit/ChangeLog?h=master&amp;id=ff0c5aa7ccb600afb68af5f4c865ab2a3c91630a&amp;follow=1'>[lcd4linux @ 2005-02-24 07:07:55 by reinelt]</a></td><td>reinelt</td><td>1</td><td><span class='deletions'>-0</span>/<span class='insertions'>+53</span></td></tr>
<tr><td><span title='2005-02-24 07:06:48 +0000'>2005-02-24</span></td><td><a href='/lcd4linux.git/commit/lcd4linux.conf.sample?h=master&amp;id=b8d041d37641f40b4a093fb0e712f6dbd12f662b&amp;follow=1'>[lcd4linux @ 2005-02-24 07:06:45 by reinelt]</a></td><td>reinelt</td><td>11</td><td><span class='deletions'>-28</span>/<span class='insertions'>+347</span></td></tr>
<tr><td><span title='2005-02-24 06:51:40 +0000'>2005-02-24</span></td><td><a href='/lcd4linux.git/commit/drv_LCDLinux.c?h=master&amp;id=865a7df05b49209d0551a4df87fceba434d3cb2c&amp;follow=1'>[lcd4linux @ 2005-02-24 06:51:40 by reinelt]</a></td><td>reinelt</td><td>1</td><td><span class='deletions'>-4</span>/<span class='insertions'>+5</span></td></tr>
<tr><td><span title='2005-01-30 06:43:22 +0000'>2005-01-30</span></td><td><a href='/lcd4linux.git/commit/lcd4linux.conf.sample?h=master&amp;id=a086667aad27e4a615bf5f521a516ef533dd9618&amp;follow=1'>[lcd4linux @ 2005-01-30 06:43:22 by reinelt]</a></td><td>reinelt</td><td>4</td><td><span class='deletions'>-69</span>/<span class='insertions'>+95</span></td></tr>
<tr><td><span title='2005-01-29 09:30:56 +0000'>2005-01-29</span></td><td><a href='/lcd4linux.git/commit/drv_HD44780.c?h=master&amp;id=575f363d88d793449679641941bd42f5b50d3503&amp;follow=1'>[lcd4linux @ 2005-01-29 09:30:56 by reinelt]</a></td><td>reinelt</td><td>1</td><td><span class='deletions'>-8</span>/<span class='insertions'>+11</span></td></tr>
<tr><td><span title='2005-01-22 22:57:57 +0000'>2005-01-22</span></td><td><a href='/lcd4linux.git/commit/lcd4linux.conf.sample?h=master&amp;id=620568e08f7e1e7be5d3be85643f821cdcca897b&amp;follow=1'>[lcd4linux @ 2005-01-22 22:57:57 by reinelt]</a></td><td>reinelt</td><td>9</td><td><span class='deletions'>-47</span>/<span class='insertions'>+382</span></td></tr>
<tr><td><span title='2005-01-22 12:44:41 +0000'>2005-01-22</span></td><td><a href='/lcd4linux.git/commit/drv_MatrixOrbital.c?h=master&amp;id=4b6f7fb1f11af97b369feb39aa4c4ac16252045a&amp;follow=1'>[lcd4linux @ 2005-01-22 12:44:41 by reinelt]</a></td><td>reinelt</td><td>1</td><td><span class='deletions'>-3</span>/<span class='insertions'>+6</span></td></tr>
<tr><td><span title='2005-01-18 06:30:24 +0000'>2005-01-18</span></td><td><a href='/lcd4linux.git/commit/widget_text.h?h=master&amp;id=ae6d2a0a265f41e9c9773d61dcf16da3653b674e&amp;follow=1'>[lcd4linux @ 2005-01-18 06:30:21 by reinelt]</a></td><td>reinelt</td><td>89</td><td><span class='deletions'>-261</span>/<span class='insertions'>+603</span></td></tr>
<tr><td><span title='2005-01-17 06:38:48 +0000'>2005-01-17</span></td><td><a href='/lcd4linux.git/commit/drv_HD44780.c?h=master&amp;id=1f29316bdf4df65aed92770d0c440e0984ef1086&amp;follow=1'>[lcd4linux @ 2005-01-17 06:38:48 by reinelt]</a></td><td>reinelt</td><td>1</td><td><span class='deletions'>-1</span>/<span class='insertions'>+6</span></td></tr>
<tr><td><span title='2005-01-17 06:29:25 +0000'>2005-01-17</span></td><td><a href='/lcd4linux.git/commit/lcd4linux.conf.sample?h=master&amp;id=f25e145be4d7ebe0c3b6803acf8521d5b2d8b1a1&amp;follow=1'>[lcd4linux @ 2005-01-17 06:29:24 by reinelt]</a></td><td>reinelt</td><td>3</td><td><span class='deletions'>-33</span>/<span class='insertions'>+85</span></td></tr>