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</div></div> <div id="content"> <div class="innertube"> <h1>3 Reference Manual DTDs</h1> <p>There are five DTDs for writing manual pages about applications, shell commands, C libraries, Erlang modules and files, all with a similar structure:</p> <ul> <li>A header.</li> <li>Name of the application/command/library/module/file.</li> <li>Short summary (one line).</li> <li>A longer description.</li> <li>"Formal" definitions of functions or commands.</li> <li>Optional sections of free text.</li> <li>Optional section with the name(s) and email(s) of the author(s).</li> </ul> <p>The differences between the DTDs are the tags for the name, the short summary and some tags inside the "formal" definitions.</p> <h3><a name="id353787">3.1 The application DTD</a></h3> <a name="applicationDTD"></a> <p>The <span class="code">application</span> DTD is intended for a Reference Manual and groups a set of manual pages into one unit. The structure is similar to the part DTD: first an introduction and then the manual pages, written in separate files with the <span class="bold_code"><a href="#apprefDTD">appref</a></span>, <span class="bold_code"><a href="#comrefDTD">comref</a></span>, <span class="bold_code"><a href="#crefDTD">cref</a></span>, <span class="bold_code"><a href="#erlrefDTD">erlref</a></span>, or <span class="bold_code"><a href="#filerefDTD">fileref</a></span> DTD.</p> <p>Example:</p> <div class="example"><pre> <?xml version="1.0" encoding="latin1" ?> <!DOCTYPE application SYSTEM "application.dtd"> <application> <header> <title>Application name</title> <prepared/> <docno/> <date/> <rev/> </header> <description> <p>Application description...</p> </description> <include file="module1"> <include file="module2"> </application> </pre></div> <h3><a name="id353717">3.2 <application></a></h3> <a name="applicationTAG"></a> <p>The top level tag of an <span class="code">application</span> DTD.</p> <p>Contains a <span class="bold_code"><a href="header_tags.html"><header></a></span>, an optional <span class="bold_code"><a href="user_guide_dtds.html#descriptionTAG"><description></a></span>, followed by one or more <span class="bold_code"><a href="user_guide_dtds.html#includeTAG"><include></a></span>. </p> <h3><a name="id353669">3.3 The appref DTD</a></h3> <a name="apprefDTD"></a> <p>This is the DTD for writing an application manual page.</p> <p>Example:</p> <div class="example"><pre> <?xml version="1.0" encoding="latin1" ?> <!DOCTYPE appref SYSTEM "appref.dtd"> <appref> <header> <title>Application name</title> <prepared/> <docno/> <date/> <rev/> </header> <app>Application name</app> <appsummary>A short application summary.</appsummary> <description> <p>A longer description of the application.</p> </description> <section> <title>Configuration</title> <p>...</p> </section> ... <authors> <aname>Name of author</aname> <email>Email of author</email> </authors> </appref> </pre></div> <h4><appref></h4> <a name="apprefTAG"></a> <p>The top level tag of an <span class="code">appref</span> DTD.</p> <p>Contains <span class="bold_code"><a href="header_tags.html#headerTAG"><header></a></span>, <span class="bold_code"><a href="#appTAG"><app></a></span>, <span class="bold_code"><a href="#appsummaryTAG"><appsummary></a></span>, <span class="bold_code"><a href="#descriptionTAG"><description></a></span>, zero or more <span class="bold_code"><a href="#sectionTAG"><section></a></span> and <span class="bold_code"><a href="#funcsTAG"><funcs></a></span>, followed by zero or more <span class="bold_code"><a href="#authorsTAG"><authors></a></span>.</p> <h4><app></h4> <a name="appTAG"></a> <p>The application name. Contains plain text.</p> <h4><appsummary></h4> <a name="appsummaryTAG"></a> <p>Short summary. Contains plain text.</p> <h3><a name="id353531">3.4 The comref DTD</a></h3> <a name="comrefDTD"></a> <p>This is the DTD for writing a command manual page.</p> <p>Example:</p> <div class="example"><pre> <?xml version="1.0" encoding="latin1" ?> <!DOCTYPE comref SYSTEM "comref.dtd"> <comref> <header> <title>Command name</title> <prepared/> <docno/> <date/> <rev/> </header> <com>Command name</com> <comsummary>A short command summary.</comsummary> <description> <p>A long description of the command.</p> </description> <funcs> <func> <name>command</name> <name>command -flag <arg></name> <fsummary>A short command summary (max 40 characters).</fsummary> <desc> <p>An extended command description. </desc> </func> </funcs> <section> <title>Options</title> <p>...</p> </section> <authors> <aname>Name of author</aname> <email>Email of author</email> </authors> </comref> </pre></div> <h4><comref></h4> <a name="comrefTAG"></a> <p>The top level tag for a <span class="code">comref</span> DTD.</p> <p>Contains <span class="bold_code"><a href="header_tags.html#headerTAG"><header></a></span>, <span class="bold_code"><a href="#comTAG"><com></a></span>, <span class="bold_code"><a href="#comsummaryTAG"><comsummary></a></span>, <span class="bold_code"><a href="#descriptionTAG"><description></a></span>, zero or more <span class="bold_code"><a href="#sectionTAG"><section></a></span> and <span class="bold_code"><a href="#funcsTAG"><funcs></a></span>, followed by zero or more <span class="bold_code"><a href="#authorsTAG"><authors></a></span>.</p> <h4><com></h4> <a name="comTAG"></a> <p>The command name. Contains plain text.</p> <h4><comsummary></h4> <a name="comsummaryTAG"></a> <p>Short summary. Contains plain text.</p> <h3><a name="id353386">3.5 The cref DTD</a></h3> <a name="crefDTD"></a> <p>This is the DTD for writing a C library manual page.</p> <p>Example:</p> <div class="example"><pre> <?xml version="1.0" encoding="latin1" ?> <!DOCTYPE cref SYSTEM "cref.dtd"> <cref> <header> <title>C library name</title> <prepared/> <docno/> <date/> <rev/> </header> <lib>C library name</lib> <libsummary>A short C library summary.</libsummary> <description> <p>A longer description of the C library.</p> </description> <funcs> <func> <name><ret>void</ret><nametext>start(bar)</nametext></name> <name><ret>void</ret><nametext>start(foo)</nametext></name> <fsummary>A short function summary (max 40 characters).</fsummary> <type> <v>char bar</v> <v>int foo</v> </type> <desc> <p>An extended function description.</p> </desc> </func> ... </funcs> <section> <title>A title</title> <p>Some text...</p> </section> </cref> </pre></div> <h4><cref></h4> <a name="crefTAG"></a> <p>The top level tag for a <span class="code">cref</span> DTD.</p> <p>Contains <span class="bold_code"><a href="header_tags.html#headerTAG"><header></a></span>, <span class="bold_code"><a href="#libTAG"><lib></a></span>, <span class="bold_code"><a href="#libsummaryTAG"><libsummary></a></span>, <span class="bold_code"><a href="#descriptionTAG"><description></a></span>, zero or more <span class="bold_code"><a href="#sectionTAG"><section></a></span> and <span class="bold_code"><a href="#funcsTAG"><funcs></a></span>, followed by zero or more <span class="bold_code"><a href="#authorsTAG"><authors></a></span>.</p> <h4><lib></h4> <a name="libTAG"></a> <p>The C library name or acronym. Contains plain text.</p> <h4><libsummary></h4> <a name="libsummaryTAG"></a> <p>Short summary. Contains plain text.</p> <h3><a name="id353260">3.6 The erlref DTD</a></h3> <a name="erlrefDTD"></a> <p>This is the DTD for writing Erlang module manual pages.</p> <p>Example:</p> <div class="example"><pre> <?xml version="1.0" encoding="latin1" ?> <!DOCTYPE erlref SYSTEM "erlref.dtd"> <erlref> <header> <title>Module name</title> <prepared/> <docno/> <date/> <rev/> </header> <module>Module name</module> <modulesummary>A short module summary.</modulesummary> <description> <p>A longer description of the module.</p> </description> <funcs> <func> <name>start() -> Result</name> <name>start(N) -> Result</name> <fsummary>A short function summary (max 40 characters).</fsummary> <type> <v>Pid = pid()</v> <v>N = int()</v> <v>Result = {ok, Pid} | {error, Reason}</v> <v>Reason = term()</v> <d>A parameter description.</d> </type> <desc> <p>An extended function description.</p> </desc> </func> ... </funcs> <section> <title>Some Title</title> <p>Some text...</p> </section> <authors> <aname>Name of author</aname> <email>Email of author</email> </authors> </erlref> </pre></div> <h4><erlref></h4> <a name="erlrefTAG"></a> <p>The top level tag for an <span class="code">erlref</span> DTD.</p> <p>Contains <span class="bold_code"><a href="header_tags.html#headerTAG"><header></a></span>, <span class="bold_code"><a href="#moduleTAG"><module></a></span>, <span class="bold_code"><a href="#modulesummaryTAG"><modulesummary></a></span>, <span class="bold_code"><a href="#descriptionTAG"><description></a></span>, zero or more <span class="bold_code"><a href="#sectionTAG"><section></a></span> and <span class="bold_code"><a href="#funcsTAG"><funcs></a></span>, followed by zero or more <span class="bold_code"><a href="#authorsTAG"><authors></a></span>.</p> <h4><module></h4> <a name="moduleTAG"></a> <p>The module name. Contains plain text.</p> <h4><modulesummary></h4> <a name="modulesummaryTAG"></a> <p>Short summary. Contains plain text.</p> <h3><a name="id353459">3.7 The fileref DTD</a></h3> <a name="filerefDTD"></a> <p>This is the DTD for writing file manual pages. In OTP, this DTD is used for defining the format of for example <span class="code">.rel</span> and <span class="code">.app</span> files.</p> <p>Example:</p> <div class="example"><pre> <?xml version="1.0" encoding="latin1" ?> <!DOCTYPE fileref SYSTEM "fileref.dtd"> <fileref> <header> <title>File name</title> <prepared/> <docno/> <date/> <rev/> </header> <file>fileref</file> <filesummary>A short file summary.</filesummary> <description> <p>A longer description of the file.</p> </description> <section> <title>File format</title> <p>...</p> </section> <authors> <aname>Name of author</aname> <email>Email of author</email> </authors> </fileref> </pre></div> <p>The file reference manual can also contain function definitions, similar to the <span class="code">erlref</span> DTD.</p> <h4><fileref></h4> <a name="filerefTAG"></a> <p>The top level tag for a <span class="code">fileref</span> DTD.</p> <p>Contains <span class="bold_code"><a href="header_tags.html#headerTAG"><header></a></span>, <span class="bold_code"><a href="#fileTAG"><file></a></span>, <span class="bold_code"><a href="#filesummaryTAG"><filesummary></a></span>, <span class="bold_code"><a href="#descriptionTAG"><description></a></span>, zero or more <span class="bold_code"><a href="#sectionTAG"><section></a></span> and <span class="bold_code"><a href="#funcsTAG"><funcs></a></span>, followed by zero or more <span class="bold_code"><a href="#authorsTAG"><authors></a></span>.</p> <h4><file></h4> <a name="fileTAG"></a> <p>The name of the file or file type. Contains plain text.</p> <h4><filesummary></h4> <a name="filesummaryTAG"></a> <p>Short summary. Contains plain text.</p> <h3><a name="id352903">3.8 <description></a></h3> <a name="descriptionTAG"></a> <p>The introduction after the title and before sections and "formal" definitions.</p> <p>Contains any combination and any number of <span class="bold_code"><a href="block_tags.html">block tags</a></span> except <span class="code"><image></span> and <span class="code"><table></span>.</p> <h3><a name="id346143">3.9 <section></a></h3> <a name="sectionTAG"></a> <p>Subdivisions of the document. Contains an optional <span class="bold_code"><a href="inline_tags.html#markerTAG"><marker></a></span>, a <span class="bold_code"><a href="user_guide_dtds.html#titleTAG"><title></a></span>, followed by any combination and any number of <span class="bold_code"><a href="block_tags.html">block tags</a></span> except <span class="code"><image></span> and <span class="code"><table></span>.</p> <h3><a name="id352961">3.10 <funcs></a></h3> <a name="funcsTAG"></a> <p>A group of "formal" function definitions.</p> <p>Contains one or more <span class="bold_code"><a href="#funcTAG"><func></a></span>.</p> <h3><a name="id345957">3.11 <func></a></h3> <a name="funcTAG"></a> <p>A "formal" function definition.</p> <p>Contains one or more <span class="bold_code"><a href="#nameTAG"><name></a></span>, followed by <span class="bold_code"><a href="#fsummaryTAG"><fsummary></a></span>, <span class="bold_code"><a href="#typeTAG"><type></a></span> (optional) and <span class="bold_code"><a href="#descTAG"><desc></a></span> (optional).</p> <h3><a name="id345966">3.12 <name></a></h3> <a name="nameTAG"></a> <p>Function/command signature with name, arguments and return value. Contains plain text, except for the <span class="code">cref</span> DTD where it contains a <span class="code"><ret></span> (return type, plain text) and a <span class="code"><nametext></span> (function name and arguments, plain text).</p> <p>In the case of an <span class="code">erlref</span> DTD, DocBuilder will automatically try to add a <span class="bold_code"><a href="inline_tags.html#markerTAG">marker</a></span>, <span class="code"><marker id="Name/Arity"></span> or <span class="code"><marker id="Name"></span>, based on the contents of this tag before the function definition.</p> <p>Example: Consider the following name definition</p> <div class="example"><pre> <name>foo(Arg1, Arg2) -> ok | {error, Reason}</name> </pre></div> <p>DocBuilder will create a marker <span class="code"><marker id="foo/2"></span> before the function definition in the generated HTML. That is, referring to the function using <span class="code"><seealso marker="#foo/2">foo/2</seealso></span> will automatically work.</p> <h3><a name="id352955">3.13 <fsummary></a></h3> <a name="fsummaryTAG"></a> <p>Function/command summary. Contains plain text, <span class="bold_code"><a href="inline_tags.html#cTAG"><c></a></span> and <span class="bold_code"><a href="inline_tags.html#emTAG"><em></a></span>.</p> <h3><a name="id352880">3.14 <type></a></h3> <a name="typeTAG"></a> <p>Type declarations for the function/command.</p> <p>Contains one or more pairs of <span class="bold_code"><a href="#vTAG"><v></a></span> and <span class="bold_code"><a href="#dTAG"><d></a></span> (optional).</p> <h3><a name="id353050">3.15 <v></a></h3> <a name="vTAG"></a> <p>Type declaration for an argument or return value. Contains plain text.</p> <h3><a name="id344843">3.16 <d></a></h3> <a name="dTAG"></a> <p>Description for an argument or return value. Contains plain text, <span class="bold_code"><a href="inline_tags.html#cTAG"><c></a></span> and <span class="bold_code"><a href="inline_tags.html#emTAG"><em></a></span>.</p> <h3><a name="id347329">3.17 <desc></a></h3> <a name="descTAG"></a> <p>Function/command description. Contains <span class="bold_code"><a href="block_tags.html">block tags</a></span> except <span class="code"><image></span> and <span class="code"><table></span>.</p> <h3><a name="id353126">3.18 <authors></a></h3> <a name="authorsTAG"></a> <p>Authors of the manual page. The <span class="code">authors</span> element is optional.</p> <p>Contains one or more pairs of <span class="bold_code"><a href="#anameTAG"><aname></a></span> and <span class="bold_code"><a href="#emailTAG"><email></a></span>.</p> <h3><a name="id347473">3.19 <aname></a></h3> <a name="anameTAG"></a> <p>Author name. Contains plain text.</p> <h3><a name="id348136">3.20 <email></a></h3> <a name="emailTAG"></a> <p>Author email address. Contains plain text.</p> </div> <div class="footer"> <hr> <p>Copyright © 1997-2011 Ericsson AB. All Rights Reserved.</p> </div> </div> </div></body> </html>