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<title>Argp Example 1 - The GNU C Library</title>
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<h5 class="subsubsection">25.3.11.1 A Minimal Program Using Argp</h5>

<p>This is perhaps the smallest program possible that uses argp.  It won't
do much except give an error messages and exit when there are any
arguments, and prints a rather pointless message for `<samp><span class="samp">--help</span></samp>'.

<pre class="smallexample">     /* <span class="roman">Argp example #1 -- a minimal program using argp</span> */

     /* <span class="roman">This is (probably) the smallest possible program that
        uses argp.  It won't do much except give an error
        messages and exit when there are any arguments, and print
        a (rather pointless) messages for --help.</span> */

     #include &lt;argp.h&gt;

     int main (int argc, char **argv)
     {
       argp_parse (0, argc, argv, 0, 0, 0);
       exit (0);
     }
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