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<?xml version="1.0" encoding="UTF-8"?> <!-- xml2dot.xsl - transform Bison XML Report into DOT. Copyright (C) 2007-2015 Free Software Foundation, Inc. This file is part of Bison, the GNU Compiler Compiler. This program is free software: you can redistribute it and/or modify it under the terms of the GNU General Public License as published by the Free Software Foundation, either version 3 of the License, or (at your option) any later version. This program is distributed in the hope that it will be useful, but WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for more details. You should have received a copy of the GNU General Public License along with this program. If not, see <http://www.gnu.org/licenses/>. Written by Wojciech Polak <polak@gnu.org>. --> <xsl:stylesheet version="1.0" xmlns:xsl="http://www.w3.org/1999/XSL/Transform" xmlns:bison="http://www.gnu.org/software/bison/"> <xsl:import href="bison.xsl"/> <xsl:output method="text" encoding="UTF-8" indent="no"/> <xsl:template match="/"> <xsl:apply-templates select="bison-xml-report"/> </xsl:template> <xsl:template match="bison-xml-report"> <xsl:text>// Generated by GNU Bison </xsl:text> <xsl:value-of select="@version"/> <xsl:text>.&#10;</xsl:text> <xsl:text>// Report bugs to &lt;</xsl:text> <xsl:value-of select="@bug-report"/> <xsl:text>&gt;.&#10;</xsl:text> <xsl:text>// Home page: &lt;</xsl:text> <xsl:value-of select="@url"/> <xsl:text>&gt;.&#10;&#10;</xsl:text> <xsl:apply-templates select="automaton"> <xsl:with-param name="filename" select="filename"/> </xsl:apply-templates> </xsl:template> <xsl:template match="automaton"> <xsl:param name="filename"/> <xsl:text>digraph "</xsl:text> <xsl:call-template name="escape"> <xsl:with-param name="subject" select="$filename"/> </xsl:call-template> <xsl:text>"&#10;{ node [fontname = courier, shape = box, colorscheme = paired6] edge [fontname = courier] </xsl:text> <xsl:apply-templates select="state"/> <xsl:text>}&#10;</xsl:text> </xsl:template> <xsl:template match="automaton/state"> <xsl:call-template name="output-node"> <xsl:with-param name="number" select="@number"/> <xsl:with-param name="label"> <xsl:apply-templates select="itemset/item"/> </xsl:with-param> </xsl:call-template> <xsl:apply-templates select="actions/transitions"/> <xsl:apply-templates select="actions/reductions"> <xsl:with-param name="staten"> <xsl:value-of select="@number"/> </xsl:with-param> </xsl:apply-templates> </xsl:template> <xsl:template match="actions/reductions"> <xsl:param name="staten"/> <xsl:for-each select='reduction'> <!-- These variables are needed because the current context can't be refered to directly in XPath expressions. --> <xsl:variable name="rul"> <xsl:value-of select="@rule"/> </xsl:variable> <xsl:variable name="ena"> <xsl:value-of select="@enabled"/> </xsl:variable> <!-- The foreach's body is protected by this, so that we are actually going to iterate once per reduction rule, and not per lookahead. --> <xsl:if test='not(preceding-sibling::*[@rule=$rul and @enabled=$ena])'> <xsl:variable name="rule"> <xsl:choose> <!-- The acceptation state is refered to as 'accept' in the XML, but just as '0' in the DOT. --> <xsl:when test="@rule='accept'"> <xsl:text>0</xsl:text> </xsl:when> <xsl:otherwise> <xsl:value-of select="@rule"/> </xsl:otherwise> </xsl:choose> </xsl:variable> <!-- The edge's beginning --> <xsl:call-template name="reduction-edge-start"> <xsl:with-param name="state" select="$staten"/> <xsl:with-param name="rule" select="$rule"/> <xsl:with-param name="enabled" select="@enabled"/> </xsl:call-template> <!-- The edge's tokens --> <!-- Don't show labels for the default action. 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