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<title>ZIP_SET_ARCHIVE_COMMENT(3)</title>
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<td class="head-ltitle">ZIP_SET_ARCHIVE_COMMENT(3)</td>
<td class="head-vol">Library Functions Manual</td>
<td class="head-rtitle">ZIP_SET_ARCHIVE_COMMENT(3)</td>
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<h1 class="Sh" id="NAME">NAME</h1>
<b class="Nm">zip_set_archive_comment</b> &#8212; <span class="Nd">set zip
archive comment</span>
<h1 class="Sh" id="LIBRARY">LIBRARY</h1>
libzip (-lzip)
<h1 class="Sh" id="SYNOPSIS">SYNOPSIS</h1>
<b class="In">#include &lt;<a class="In">zip.h</a>&gt;</b>
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<var class="Ft">int</var>
<br/>
<b class="Fn">zip_set_archive_comment</b>(<var class="Fa" style="white-space: nowrap;">zip_t
*archive</var>, <var class="Fa" style="white-space: nowrap;">const char
*comment</var>, <var class="Fa" style="white-space: nowrap;">zip_uint16_t
len</var>);
<h1 class="Sh" id="DESCRIPTION">DESCRIPTION</h1>
The <b class="Fn">zip_set_archive_comment</b>() function sets the comment for
the entire zip archive. If <var class="Ar">comment</var> is
<code class="Dv">NULL</code> and <var class="Ar">len</var> is 0, the archive
comment will be removed. <var class="Ar">comment</var> must be encoded in
ASCII or UTF-8.
<h1 class="Sh" id="RETURN_VALUES">RETURN VALUES</h1>
Upon successful completion 0 is returned. Otherwise, -1 is returned and the
error information in <var class="Ar">archive</var> is set to indicate the
error.
<h1 class="Sh" id="ERRORS">ERRORS</h1>
<b class="Fn">zip_set_archive_comment</b>() fails if:
<dl class="Bl-tag" style="margin-left: 17.00ex;">
<dt class="It-tag" style="margin-left: -17.00ex;">&#160;</dt>
<dd class="It-tag">&#160;</dd>
<dt class="It-tag" style="margin-left: -17.00ex;">[<code class="Er">ZIP_ER_INVAL</code>]</dt>
<dd class="It-tag"><var class="Ar">len</var> is less than 0 or longer than the
maximum comment length in a zip file (65535), or
<var class="Ar">comment</var> is not a valid UTF-8 encoded string.</dd>
<dt class="It-tag" style="margin-left: -17.00ex;">&#160;</dt>
<dd class="It-tag">&#160;</dd>
<dt class="It-tag" style="margin-left: -17.00ex;">[<code class="Er">ZIP_ER_MEMORY</code>]</dt>
<dd class="It-tag">Required memory could not be allocated.</dd>
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<h1 class="Sh" id="SEE_ALSO">SEE ALSO</h1>
<a class="Xr" href="libzip.html">libzip(3)</a>,
<a class="Xr" href="zip_get_archive_comment.html">zip_get_archive_comment(3)</a>,
<a class="Xr" href="zip_get_file_comment.html">zip_get_file_comment(3)</a>,
<a class="Xr" href="zip_set_file_comment.html">zip_set_file_comment(3)</a>
<h1 class="Sh" id="HISTORY">HISTORY</h1>
<b class="Fn">zip_set_archive_comment</b>() was added in libzip 0.7. In libzip
0.11 the type of <var class="Ar">len</var> was changed from
<var class="Vt">int</var> to <var class="Vt">zip_uint16_t</var>.
<h1 class="Sh" id="AUTHORS">AUTHORS</h1>
<span class="An">Dieter Baron</span>
&lt;<a class="Mt" href="mailto:dillo@nih.at">dillo@nih.at</a>&gt; and
<span class="An">Thomas Klausner</span>
&lt;<a class="Mt" href="mailto:tk@giga.or.at">tk@giga.or.at</a>&gt;</div>
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<td class="foot-date">December 18, 2017</td>
<td class="foot-os">NetBSD 8.99.14</td>
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