1 <?xml version="1.0" encoding="ASCII"?>
2 <!--This file was created automatically by html2xhtml-->
3 <!--from the HTML stylesheets.-->
4 <xsl:stylesheet xmlns:xsl="http://www.w3.org/1999/XSL/Transform" xmlns:doc="http://nwalsh.com/xsl/documentation/1.0" xmlns="http://www.w3.org/1999/xhtml" exclude-result-prefixes="doc" version="1.0">
6 <!-- ********************************************************************
7 $Id: ebnf.xsl 8178 2008-12-15 22:26:38Z bobstayton $
8 ********************************************************************
10 This file is part of the XSL DocBook Stylesheet distribution.
11 See ../README or http://docbook.sf.net/release/xsl/current/ for
12 copyright and other information.
14 ******************************************************************** -->
16 <doc:reference xmlns="">
17 <referenceinfo xmlns="http://www.w3.org/1999/xhtml">
18 <releaseinfo role="meta">
19 $Id: ebnf.xsl 8178 2008-12-15 22:26:38Z bobstayton $
21 <author><surname>Walsh</surname>
22 <firstname>Norman</firstname></author>
23 <copyright><year>1999</year><year>2000</year>
24 <holder>Norman Walsh</holder>
27 <title xmlns="http://www.w3.org/1999/xhtml">HTML EBNF Reference</title>
29 <partintro xmlns="http://www.w3.org/1999/xhtml">
30 <section><title>Introduction</title>
32 <para>This is technical reference documentation for the DocBook XSL
33 Stylesheets; it documents (some of) the parameters, templates, and
34 other elements of the stylesheets.</para>
36 <para>This reference describes the templates and parameters relevant
37 to formatting EBNF markup.</para>
39 <para>This is not intended to be <quote>user</quote> documentation.
40 It is provided for developers writing customization layers for the
41 stylesheets, and for anyone who's interested in <quote>how it
44 <para>Although I am trying to be thorough, this documentation is known
45 to be incomplete. Don't forget to read the source, too :-)</para>
50 <!-- ==================================================================== -->
52 <xsl:template match="productionset">
53 <table width="100%" cellpadding="5">
54 <xsl:if test="$ebnf.table.bgcolor != ''">
55 <xsl:attribute name="style"><xsl:text>background-color: </xsl:text>
56 <xsl:value-of select="$ebnf.table.bgcolor"/>
59 <xsl:if test="$ebnf.table.border != 0">
60 <xsl:attribute name="border">1</xsl:attribute>
62 <xsl:attribute name="class">
63 <xsl:value-of select="local-name(.)"/>
65 <xsl:attribute name="summary">
66 <xsl:text>EBNF</xsl:text>
68 <xsl:text> for </xsl:text>
69 <xsl:value-of select="title"/>
75 <th align="{$direction.align.start}" valign="top">
76 <xsl:apply-templates select="." mode="class.attribute"/>
77 <xsl:apply-templates select="title"/>
83 <table border="0" width="99%" cellpadding="0">
84 <xsl:if test="$ebnf.table.bgcolor != ''">
85 <xsl:attribute name="style"><xsl:text>background-color: </xsl:text>
86 <xsl:value-of select="$ebnf.table.bgcolor"/>
89 <xsl:attribute name="class">
90 <xsl:value-of select="local-name(.)"/>
92 <xsl:attribute name="summary">EBNF productions</xsl:attribute>
93 <xsl:apply-templates select="production|productionrecap"/>
100 <xsl:template match="productionset/title">
101 <xsl:apply-templates/>
104 <xsl:template match="production">
105 <xsl:param name="recap" select="false()"/>
107 <td align="{$direction.align.start}" valign="top">
108 <xsl:text>[</xsl:text>
109 <xsl:number count="production" level="any"/>
110 <xsl:text>]</xsl:text>
112 <td align="{$direction.align.end}" valign="top">
114 <xsl:when test="$recap">
116 <xsl:attribute name="href">
117 <xsl:call-template name="href.target">
118 <xsl:with-param name="object" select="."/>
121 <xsl:apply-templates select="lhs"/>
125 <xsl:call-template name="anchor"/>
126 <xsl:apply-templates select="lhs"/>
130 <td valign="top" align="center">
131 <xsl:copy-of select="$ebnf.assignment"/>
134 <xsl:apply-templates select="rhs"/>
135 <xsl:copy-of select="$ebnf.statement.terminator"/>
137 <td align="{$direction.align.start}" valign="top">
139 <xsl:when test="rhs/lineannotation|constraint">
140 <xsl:apply-templates select="rhs/lineannotation" mode="rhslo"/>
141 <xsl:apply-templates select="constraint"/>
144 <xsl:text> </xsl:text>
151 <xsl:template match="productionrecap">
152 <xsl:variable name="targets" select="key('id',@linkend)"/>
153 <xsl:variable name="target" select="$targets[1]"/>
155 <xsl:if test="count($targets)=0">
157 <xsl:text>Error: no ID for productionrecap linkend: </xsl:text>
158 <xsl:value-of select="@linkend"/>
159 <xsl:text>.</xsl:text>
163 <xsl:if test="count($targets)>1">
165 <xsl:text>Warning: multiple "IDs" for productionrecap linkend: </xsl:text>
166 <xsl:value-of select="@linkend"/>
167 <xsl:text>.</xsl:text>
171 <xsl:apply-templates select="$target">
172 <xsl:with-param name="recap" select="true()"/>
173 </xsl:apply-templates>
176 <xsl:template match="lhs">
177 <xsl:apply-templates/>
180 <xsl:template match="rhs">
181 <xsl:apply-templates/>
182 <xsl:if test="following-sibling::rhs">
183 <xsl:text> |</xsl:text>
188 <xsl:template match="nonterminal">
189 <xsl:variable name="linkend">
190 <xsl:call-template name="xpointer.idref">
191 <xsl:with-param name="xpointer" select="@def"/>
195 <xsl:call-template name="check.id.unique">
196 <xsl:with-param name="linkend" select="$linkend"/>
199 <xsl:call-template name="check.idref.targets">
200 <xsl:with-param name="linkend" select="$linkend"/>
201 <xsl:with-param name="element-list">production</xsl:with-param>
204 <!-- If you don't provide content, you can't point outside this doc. -->
206 <xsl:when test="*|text()"><!--nop--></xsl:when>
208 <xsl:if test="$linkend = ''">
210 <xsl:text>Non-terminals with no content must point to </xsl:text>
211 <xsl:text>production elements in the current document.</xsl:text>
214 <xsl:text>Invalid xpointer for empty nt: </xsl:text>
215 <xsl:value-of select="@def"/>
221 <xsl:variable name="href">
223 <xsl:when test="$linkend != ''">
224 <xsl:variable name="targets" select="key('id',$linkend)"/>
225 <xsl:variable name="target" select="$targets[1]"/>
226 <xsl:call-template name="href.target">
227 <xsl:with-param name="object" select="$target"/>
231 <xsl:value-of select="@def"/>
238 <xsl:when test="*|text()">
239 <xsl:apply-templates/>
243 <xsl:when test="$linkend != ''">
244 <xsl:variable name="targets" select="key('id',$linkend)"/>
245 <xsl:variable name="target" select="$targets[1]"/>
246 <xsl:apply-templates select="$target/lhs"/>
249 <xsl:text>???</xsl:text>
257 <xsl:template match="rhs/lineannotation">
261 <xsl:template match="rhs/lineannotation" mode="rhslo">
262 <xsl:text>/* </xsl:text>
263 <xsl:apply-templates/>
264 <xsl:text> */</xsl:text>
268 <xsl:template match="constraint">
269 <xsl:call-template name="check.id.unique">
270 <xsl:with-param name="linkend" select="@linkend"/>
273 <xsl:call-template name="check.idref.targets">
274 <xsl:with-param name="linkend" select="@linkend"/>
275 <xsl:with-param name="element-list">constraintdef</xsl:with-param>
278 <xsl:variable name="href">
279 <xsl:variable name="targets" select="key('id',@linkend)"/>
280 <xsl:variable name="target" select="$targets[1]"/>
281 <xsl:call-template name="href.target">
282 <xsl:with-param name="object" select="$target"/>
286 <xsl:text>[ </xsl:text>
289 <xsl:when test="@role">
290 <xsl:value-of select="@role"/>
291 <xsl:text>: </xsl:text>
294 <xsl:variable name="targets" select="key('id',@linkend)"/>
295 <xsl:variable name="target" select="$targets[1]"/>
296 <xsl:if test="$target/@role">
297 <xsl:value-of select="$target/@role"/>
298 <xsl:text>: </xsl:text>
304 <xsl:variable name="targets" select="key('id',@linkend)"/>
305 <xsl:variable name="target" select="$targets[1]"/>
306 <xsl:apply-templates select="$target" mode="title.markup"/>
308 <xsl:text> ]</xsl:text>
309 <xsl:if test="following-sibling::constraint">
314 <xsl:template match="constraintdef">
316 <xsl:apply-templates select="." mode="class.attribute"/>
317 <xsl:call-template name="anchor"/>
318 <xsl:apply-templates/>
322 <xsl:template match="constraintdef/title">
323 <p><strong xmlns:xslo="http://www.w3.org/1999/XSL/Transform"><xsl:apply-templates/></strong></p>
326 <!-- ==================================================================== -->