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yap-6.3/Logtalk/manuals/refman/builtins/create_protocol3.html
pmoura 18498c43d2 Logtalk 2.14.2 release files.
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<?xml version="1.0" encoding="iso-8859-1"?>
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<!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Transitional//EN"
"http://www.w3.org/TR/xhtml1/DTD/xhtml1-transitional.dtd">
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<title>create_protocol/3</title>
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<h2><code><a class="back" title="Return to index" href="../index.html#create_protocol3">create_protocol/3</a></code></h2>
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<h4>Description</h4>
<blockquote>
<pre>
create_protocol(Identifier, Relations, Directives)
</pre>
<p>
Creates a new, dynamic, protocol.
</p>
</blockquote>
<h4>Template and modes</h4>
<blockquote>
<pre>
create_protocol(+protocol_identifier, +list, +list)
</pre>
</blockquote>
<h4>Errors</h4>
<blockquote>
<dl>
<dt>Identifier is a variable:</dt>
<dd><code>instantiation_error</code></dd>
<dt>Identifier is not a valid protocol identifier:</dt>
<dd><code>type_error(protocol_identifier, Identifier)</code></dd>
<dt>Identifier is already in use:</dt>
<dd><code>permission_error(replace, category, Identifier)</code></dd>
<dd><code>permission_error(replace, object, Identifier)</code></dd>
<dd><code>permission_error(replace, protocol, Identifier)</code></dd>
<dt>Relations is not a list:</dt>
<dd><code>type_error(list, Relations)</code></dd>
<dt>Directives is not a list:</dt>
<dd><code>type_error(list, Directives)</code></dd>
</dl>
</blockquote>
<h4>Examples</h4>
<blockquote>
<pre>
| ?- create_protocol(foo, [extends(bar)], [public(foo/1)]).
</pre>
</blockquote>
<hr />
<p class="center">
<strong><a href="create_object4.html">Previous</a> | <a href="abolish_category1.html">Next</a> | <a href="../index.html">Table of Contents</a> | <a href="../../bibliography.html">Bibliography</a> | <a href="../../glossary.html">Glossary</a></strong>
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<p class="center">
Last updated on: August 6, 2002
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