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<?xml version="1.0" encoding="iso-8859-1"?>
<!-- $Revision: 1.2 $ -->
<refentry id="function.rpm-is-valid">
<refnamediv>
<refname>rpm_is_valid</refname>
<refpurpose>Tests a filename for validity as an RPM file</refpurpose>
</refnamediv>
<refsect1 role="description">
&reftitle.description;
<methodsynopsis>
<type>bool</type><methodname>rpm_is_valid</methodname>
<methodparam><type>string</type><parameter>filename</parameter></methodparam>
</methodsynopsis>
<para>
<function>rpm_is_valid</function> will test an RPM file for
validity as an RPM file. This is not the same as
<function>rpm_open</function> as it only checks the file for
validity but does not return a file pointer to be used by further
functions.
</para>
</refsect1>
<refsect1 role="parameters">
&reftitle.parameters;
<para>
<variablelist>
<varlistentry>
<term><parameter>filename</parameter></term>
<listitem>
<para>
The filename of the RPM file you wish to check for validity.
</para>
</listitem>
</varlistentry>
</variablelist>
</para>
</refsect1>
<refsect1 role="returnvalues">
&reftitle.returnvalues;
<para>
&return.success;
</para>
</refsect1>
<refsect1 role="examples">
&reftitle.examples;
<para>
<example>
<title><function>rpm_is_valid</function> example</title>
<programlisting role="php">
<![CDATA[
<?php
$file = "/path/to/file.rpm";
if (rpm_is_valid($file)) {
echo "File is recognized as an RPM file.<br>\n";
}
else {
echo "File is not recognized as an RPM file.<br>\n";
}
?>
]]>
</programlisting>
</example>
</para>
</refsect1>
</refentry>
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