// gcc `pkg-config --cflags libconfig` example1.c -o myprogram `pkg-config --libs libconfig`

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

#define CONFIG_FILE jmccrohan-example.cfg

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

  config_init(&cfg);

fprintf(stderr, "__FILE__");

  /* Read the file. If there is an error, report it and exit. */
  if(! config_read_file(&cfg, "CONFIG_FILE"))
  {
    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, "version", &str))
    printf("Store name: %s\n\n", str);
  else
    fprintf(stderr, "No 'version' 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 */
c?id=1645d61018c24013525f3953613aaea56714bab4&amp;follow=1'>Collapse</a>)</th><th class='left'>Author</th><th class='left'>Files</th><th class='left'>Lines</th></tr>
<tr class='logheader'><td><span title='2000-07-31 10:43:44 +0000'>2000-07-31</span></td><td class='logsubject'><a href='/lcd4linux.git/commit/udelay.c?id=7ff246c0458df37567dcefebfd9a720f9b98cdb7&amp;follow=1'>[lcd4linux @ 2000-07-31 10:43:44 by reinelt]</a></td><td>reinelt</td><td>8</td><td><span class='deletions'>-91</span>/<span class='insertions'>+235</span></td></tr>
<tr class='nohover-highlight'><td/><td colspan='5' class='logmsg'>
some changes to support kernel-2.4 (different layout of various files in /proc)

git-svn-id: https://ssl.bulix.org/svn/lcd4linux/trunk@60 3ae390bd-cb1e-0410-b409-cd5a39f66f1f


</td></tr>
<tr class='logheader'><td><span title='2000-07-31 06:46:35 +0000'>2000-07-31</span></td><td class='logsubject'><a href='/lcd4linux.git/commit/cfg.c?id=5369cdf6f69abc9a33581e8209f4fc1d2ea468f1&amp;follow=1'>[lcd4linux @ 2000-07-31 06:46:35 by reinelt]</a></td><td>reinelt</td><td>4</td><td><span class='deletions'>-5</span>/<span class='insertions'>+15</span></td></tr>
<tr class='nohover-highlight'><td/><td colspan='5' class='logmsg'>
eliminated some compiler warnings with glibc

git-svn-id: https://ssl.bulix.org/svn/lcd4linux/trunk@59 3ae390bd-cb1e-0410-b409-cd5a39f66f1f


</td></tr>
<tr class='logheader'><td><span title='2000-06-04 21:43:50 +0000'>2000-06-04</span></td><td class='logsubject'><a href='/lcd4linux.git/commit/Crystalfontz.c?id=1e6198b7be4ecc45b8c62d814df8559163e9712c&amp;follow=1'>[lcd4linux @ 2000-06-04 21:43:50 by herp]</a></td><td>herp</td><td>1</td><td><span class='deletions'>-2</span>/<span class='insertions'>+9</span></td></tr>
<tr class='nohover-highlight'><td/><td colspan='5' class='logmsg'>
minor bugfix (zero length)

git-svn-id: https://ssl.bulix.org/svn/lcd4linux/trunk@58 3ae390bd-cb1e-0410-b409-cd5a39f66f1f


</td></tr>
<tr class='logheader'><td><span title='2000-05-21 06:20:35 +0000'>2000-05-21</span></td><td class='logsubject'><a href='/lcd4linux.git/commit/system.h?id=2c5d16713862968233858a2430deb67fd485078a&amp;follow=1'>[lcd4linux @ 2000-05-21 06:20:35 by reinelt]</a></td><td>reinelt</td><td>7</td><td><span class='deletions'>-35</span>/<span class='insertions'>+148</span></td></tr>
<tr class='nohover-highlight'><td/><td colspan='5' class='logmsg'>
added ppp throughput
token is '%t[iomt]' at the moment, but this will change in the near future

git-svn-id: https://ssl.bulix.org/svn/lcd4linux/trunk@57 3ae390bd-cb1e-0410-b409-cd5a39f66f1f


</td></tr>
<tr class='logheader'><td><span title='2000-05-03 17:14:51 +0000'>2000-05-03</span></td><td class='logsubject'><a href='/lcd4linux.git/commit/Crystalfontz.c?id=4b2b6ee2f0eed08a6e9117d343360e778734f26e&amp;follow=1'>[lcd4linux @ 2000-05-03 17:14:51 by herp]</a></td><td>herp</td><td>1</td><td><span class='deletions'>-1</span>/<span class='insertions'>+1</span></td></tr>
<tr class='nohover-highlight'><td/><td colspan='5' class='logmsg'>
git-svn-id: https://ssl.bulix.org/svn/lcd4linux/trunk@56 3ae390bd-cb1e-0410-b409-cd5a39f66f1f


</td></tr>
<tr class='logheader'><td><span title='2000-05-03 09:37:32 +0000'>2000-05-03</span></td><td class='logsubject'><a href='/lcd4linux.git/commit/README.Crystalfontz?id=1df2f43206a2cb86e2792d8315b5e14f269ed83f&amp;follow=1'>[lcd4linux @ 2000-05-03 09:37:32 by herp]</a></td><td>herp</td><td>3</td><td><span class='deletions'>-0</span>/<span class='insertions'>+658</span></td></tr>
<tr class='nohover-highlight'><td/><td colspan='5' class='logmsg'>
git-svn-id: https://ssl.bulix.org/svn/lcd4linux/trunk@55 3ae390bd-cb1e-0410-b409-cd5a39f66f1f


</td></tr>
<tr class='logheader'><td><span title='2000-05-02 23:07:48 +0000'>2000-05-02</span></td><td class='logsubject'><a href='/lcd4linux.git/commit/display.c?id=6373b1b0c309ef99f98295cfc70b5411c96afce2&amp;follow=1'>[lcd4linux @ 2000-05-02 23:07:48 by herp]</a></td><td>herp</td><td>4</td><td><span class='deletions'>-15</span>/<span class='insertions'>+24</span></td></tr>
<tr class='nohover-highlight'><td/><td colspan='5' class='logmsg'>
Crystalfontz initial coding

git-svn-id: https://ssl.bulix.org/svn/lcd4linux/trunk@54 3ae390bd-cb1e-0410-b409-cd5a39f66f1f


</td></tr>
<tr class='logheader'><td><span title='2000-05-02 06:05:00 +0000'>2000-05-02</span></td><td class='logsubject'><a href='/lcd4linux.git/commit/lcd4linux.conf.sample?id=23a1214b15e7750a9cd0b849c394ba90824bd638&amp;follow=1'>[lcd4linux @ 2000-05-02 06:05:00 by reinelt]</a></td><td>reinelt</td><td>5</td><td><span class='deletions'>-7</span>/<span class='insertions'>+312</span></td></tr>
<tr class='nohover-highlight'><td/><td colspan='5' class='logmsg'>
driver for 3Com Palm Pilot added

git-svn-id: https://ssl.bulix.org/svn/lcd4linux/trunk@53 3ae390bd-cb1e-0410-b409-cd5a39f66f1f


</td></tr>
<tr class='logheader'><td><span title='2000-04-30 06:40:42 +0000'>2000-04-30</span></td><td class='logsubject'><a href='/lcd4linux.git/commit/lcd4linux.conf.sample?id=e6cc895f5d708709e837a4735a83b922b8328e69&amp;follow=1'>[lcd4linux @ 2000-04-30 06:40:42 by reinelt]</a></td><td>reinelt</td><td>2</td><td><span class='deletions'>-17</span>/<span class='insertions'>+37</span></td></tr>
<tr class='nohover-highlight'><td/><td colspan='5' class='logmsg'>
bars for Beckmann+Egle driver

git-svn-id: https://ssl.bulix.org/svn/lcd4linux/trunk@52 3ae390bd-cb1e-0410-b409-cd5a39f66f1f


</td></tr>
<tr class='logheader'><td><span title='2000-04-28 05:19:55 +0000'>2000-04-28</span></td><td class='logsubject'><a href='/lcd4linux.git/commit/display.c?id=c501b39d5995b0dc42468f75172f35aa12244772&amp;follow=1'>[lcd4linux @ 2000-04-28 05:19:55 by reinelt]</a></td><td>reinelt</td><td>5</td><td><span class='deletions'>-12</span>/<span class='insertions'>+554</span></td></tr>
<tr class='nohover-highlight'><td/><td colspan='5' class='logmsg'>
first release of the Beckmann+Egle driver

git-svn-id: https://ssl.bulix.org/svn/lcd4linux/trunk@51 3ae390bd-cb1e-0410-b409-cd5a39f66f1f


</td></tr>
<tr class='logheader'><td><span title='2000-04-20 05:48:42 +0000'>2000-04-20</span></td><td class='logsubject'><a href='/lcd4linux.git/commit/Makefile.in?id=9382c096f395f353bdd47f3c16fe899cad540734&amp;follow=1'>[lcd4linux @ 2000-04-20 05:48:42 by reinelt]</a></td><td>reinelt</td><td>2</td><td><span class='deletions'>-0</span>/<span class='insertions'>+18</span></td></tr>
<tr class='nohover-highlight'><td/><td colspan='5' class='logmsg'>
added documentation to EXTRA_DIST so that they go into the tarball

git-svn-id: https://ssl.bulix.org/svn/lcd4linux/trunk@50 3ae390bd-cb1e-0410-b409-cd5a39f66f1f


</td></tr>
<tr class='logheader'><td><span title='2000-04-19 04:44:20 +0000'>2000-04-19</span></td><td class='logsubject'><a href='/lcd4linux.git/commit/README.HD44780?id=6b0b31cdb7d5dc8bf2d80978066e20900c5e55ba&amp;follow=1'>[lcd4linux @ 2000-04-19 04:44:20 by reinelt]</a></td><td>reinelt</td><td>1</td><td><span class='deletions'>-2</span>/<span class='insertions'>+2</span></td></tr>
<tr class='nohover-highlight'><td/><td colspan='5' class='logmsg'>
README for HD44780 driver

git-svn-id: https://ssl.bulix.org/svn/lcd4linux/trunk@49 3ae390bd-cb1e-0410-b409-cd5a39f66f1f


</td></tr>
<tr class='logheader'><td><span title='2000-04-17 05:14:27 +0000'>2000-04-17</span></td><td class='logsubject'><a href='/lcd4linux.git/commit/lcd4linux.conf.sample?id=b8d1fec4ab4011a52dad5afb82ab339baf5df31e&amp;follow=1'>[lcd4linux @ 2000-04-17 05:14:27 by reinelt]</a></td><td>reinelt</td><td>3</td><td><span class='deletions'>-5</span>/<span class='insertions'>+119</span></td></tr>
<tr class='nohover-highlight'><td/><td colspan='5' class='logmsg'>
added README.44780

git-svn-id: https://ssl.bulix.org/svn/lcd4linux/trunk@48 3ae390bd-cb1e-0410-b409-cd5a39f66f1f


</td></tr>
<tr class='logheader'><td><span title='2000-04-15 16:56:52 +0000'>2000-04-15</span></td><td class='logsubject'><a href='/lcd4linux.git/commit/udelay.h?id=c8f4049a367f0384549b5c5907603222370664cb&amp;follow=1'>[lcd4linux @ 2000-04-15 16:56:52 by reinelt]</a></td><td>reinelt</td><td>7</td><td><span class='deletions'>-58</span>/<span class='insertions'>+197</span></td></tr>
<tr class='nohover-highlight'><td/><td colspan='5' class='logmsg'>
moved delay loops to udelay.c
renamed -d (debugging) switch to -v (verbose)
new switch -d to calibrate delay loop
'Delay' entry for HD44780 back again
delay loops will not calibrate automatically, because this will fail with hich CPU load

git-svn-id: https://ssl.bulix.org/svn/lcd4linux/trunk@47 3ae390bd-cb1e-0410-b409-cd5a39f66f1f


</td></tr>
<tr class='logheader'><td><span title='2000-04-15 11:56:35 +0000'>2000-04-15</span></td><td class='logsubject'><a href='/lcd4linux.git/commit/system.c?id=5843f20a9d5e4d6840fa92f239258b11297cb36c&amp;follow=1'>[lcd4linux @ 2000-04-15 11:56:35 by reinelt]</a></td><td>reinelt</td><td>4</td><td><span class='deletions'>-10</span>/<span class='insertions'>+60</span></td></tr>
<tr class='nohover-highlight'><td/><td colspan='5' class='logmsg'>
more debug messages

git-svn-id: https://ssl.bulix.org/svn/lcd4linux/trunk@46 3ae390bd-cb1e-0410-b409-cd5a39f66f1f


</td></tr>
<tr class='logheader'><td><span title='2000-04-15 11:13:54 +0000'>2000-04-15</span></td><td class='logsubject'><a href='/lcd4linux.git/commit/processor.c?id=24f64dfa553a9b713aeb3c1a1f1592ab7973f85e&amp;follow=1'>[lcd4linux @ 2000-04-15 11:13:54 by reinelt]</a></td><td>reinelt</td><td>10</td><td><span class='deletions'>-28</span>/<span class='insertions'>+144</span></td></tr>
<tr class='nohover-highlight'><td/><td colspan='5' class='logmsg'>
added '-d' (debugging) switch
added several debugging messages
removed config entry 'Delay' for HD44780 driver
delay loop for HD44780 will be calibrated automatically

git-svn-id: https://ssl.bulix.org/svn/lcd4linux/trunk@45 3ae390bd-cb1e-0410-b409-cd5a39f66f1f


</td></tr>
<tr class='logheader'><td><span title='2000-04-13 06:09:52 +0000'>2000-04-13</span></td><td class='logsubject'><a href='/lcd4linux.git/commit/system.h?id=6dfd10e9f5aef7c0411aaf0c0de775a3c011e33a&amp;follow=1'>[lcd4linux @ 2000-04-13 06:09:52 by reinelt]</a></td><td>reinelt</td><td>5</td><td><span class='deletions'>-54</span>/<span class='insertions'>+126</span></td></tr>
<tr class='nohover-highlight'><td/><td colspan='5' class='logmsg'>
added BogoMips() to system.c (not used by now, maybe sometimes we can
calibrate our delay loop with this value)

added delay loop to HD44780 driver. It seems to be quite fast now. Hopefully
no compiler will optimize away the delay loop!

git-svn-id: https://ssl.bulix.org/svn/lcd4linux/trunk@44 3ae390bd-cb1e-0410-b409-cd5a39f66f1f


</td></tr>
<tr class='logheader'><td><span title='2000-04-12 08:05:45 +0000'>2000-04-12</span></td><td class='logsubject'><a href='/lcd4linux.git/commit/lcd4linux.conf.sample?id=73ffb61bfcbbba0abaeb26912a7408c4e0d143ab&amp;follow=1'>[lcd4linux @ 2000-04-12 08:05:45 by reinelt]</a></td><td>reinelt</td><td>6</td><td><span class='deletions'>-24</span>/<span class='insertions'>+535</span></td></tr>
<tr class='nohover-highlight'><td/><td colspan='5' class='logmsg'>
first version of the HD44780 driver

git-svn-id: https://ssl.bulix.org/svn/lcd4linux/trunk@43 3ae390bd-cb1e-0410-b409-cd5a39f66f1f


</td></tr>
<tr class='logheader'><td><span title='2000-04-10 04:40:53 +0000'>2000-04-10</span></td><td class='logsubject'><a href='/lcd4linux.git/commit/lcd4linux.c?id=66d30deaa9b4b9bb575560b69e811265eebbffec&amp;follow=1'>[lcd4linux @ 2000-04-10 04:40:53 by reinelt]</a></td><td>reinelt</td><td>5</td><td><span class='deletions'>-31</span>/<span class='insertions'>+65</span></td></tr>
<tr class='nohover-highlight'><td/><td colspan='5' class='logmsg'>
minor changes and cleanups

git-svn-id: https://ssl.bulix.org/svn/lcd4linux/trunk@42 3ae390bd-cb1e-0410-b409-cd5a39f66f1f


</td></tr>
<tr class='logheader'><td><span title='2000-04-07 05:42:20 +0000'>2000-04-07</span></td><td class='logsubject'><a href='/lcd4linux.git/commit/lock.h?id=a3e3fa4aafc6404907419bf9652a32cc1d7d54cf&amp;follow=1'>[lcd4linux @ 2000-04-07 05:42:20 by reinelt]</a></td><td>reinelt</td><td>6</td><td><span class='deletions'>-17</span>/<span class='insertions'>+266</span></td></tr>
<tr class='nohover-highlight'><td/><td colspan='5' class='logmsg'>
UUCP style lockfiles for the serial port

git-svn-id: https://ssl.bulix.org/svn/lcd4linux/trunk@41 3ae390bd-cb1e-0410-b409-cd5a39f66f1f


</td></tr>
<tr class='logheader'><td><span title='2000-04-05 05:58:36 +0000'>2000-04-05</span></td><td class='logsubject'><a href='/lcd4linux.git/commit/configure.in?id=ef1af83c23834f8e4ee75fde0395ada84fd1acb5&amp;follow=1'>[lcd4linux @ 2000-04-05 05:58:36 by reinelt]</a></td><td>reinelt</td><td>4</td><td><span class='deletions'>-17</span>/<span class='insertions'>+65</span></td></tr>
<tr class='nohover-highlight'><td/><td colspan='5' class='logmsg'>
fixed bug in XWindow.c: union semun isn't defined with glibc-2.1

git-svn-id: https://ssl.bulix.org/svn/lcd4linux/trunk@40 3ae390bd-cb1e-0410-b409-cd5a39f66f1f


</td></tr>