diff -r 000000000000 -r 83f4b4db085c bldsystemtools/sysdeftools/sysdefdowngrade.xsl
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/bldsystemtools/sysdeftools/sysdefdowngrade.xsl	Tue Feb 02 01:39:43 2010 +0200
@@ -0,0 +1,389 @@
+<?xml version="1.0"?>
+<xsl:stylesheet version="1.0" xmlns:xsl="http://www.w3.org/1999/XSL/Transform">
+<!--Copyright (c) 2009 Nokia Corporation and/or its subsidiary(-ies).
+	All rights reserved.
+	This component and the accompanying materials are made available
+	under the terms of the License "Eclipse Public License v1.0"
+	which accompanies this distribution, and is available
+	at the URL "http://www.eclipse.org/legal/epl-v10.html".
+
+	Initial Contributors:
+	Nokia Corporation - initial contribution.
+	Contributors:
+	Description:
+	Downgrade a 3.x system definition into the 2.0.1 syntax
+-->
+	<xsl:output method="xml" indent="yes"/>
+	
+	<xsl:param name="Path">os/deviceplatformrelease/foundation_system/system_model</xsl:param>
+	<!-- $Path is the location of the root system definition XML file. Must not end in /
+		This is used to compute the absolute paths the 2.0 syntax needs-->
+	<xsl:param name="Root"/> <!-- space separated list of root variables in the form "VAR1=value1 VAR=value2" --> 
+	<xsl:variable name="root" select="concat(' ',$Root,' ')"/> <!-- sort of hack to allow absolute paths in downgraded output -->
+	<xsl:variable name="srcroot" select="substring-before(substring-after($root,' SRCROOT='),' ')"/> <!-- the default path prefix -->
+
+<xsl:template match="/*">
+	<xsl:message terminate="yes">ERROR: Cannot process this document</xsl:message>
+</xsl:template>
+
+<!-- can only handle 3.0.0 to 2.0.1 transforms
+	Assumes only packages are using href
+ -->
+<xsl:template match="/SystemDefinition[@schema='3.0.0']"> 
+	<!-- process root system definition or package definition-->
+	<xsl:call-template name="DTD"/> <!-- insert 2.0.01 DTD -->
+  <SystemDefinition name="{*/@name}" schema="2.0.1">
+  	<xsl:apply-templates select="*|comment()"/>
+  </SystemDefinition>
+</xsl:template>
+
+<xsl:template match="/SystemDefinition[@schema='3.0.0' and systemModel]"> 
+	<xsl:call-template name="DTD"/> <!-- insert 2.0.01 DTD -->
+  <SystemDefinition name="{systemModel/@name}" schema="2.0.1">
+  	<xsl:apply-templates select="*|comment()"/>
+  </SystemDefinition>
+</xsl:template>
+
+<xsl:template match="/SystemDefinition/package[@href]" priority="2">
+	<xsl:message terminate="yes">ERROR: Package definition (<xsl:value-of select="@id"/>) cannot link another package</xsl:message>
+</xsl:template>
+
+<xsl:template match="/SystemDefinition/package" priority="1">
+	<!-- process package definition file--> 
+  <systemModel>
+  	<layer name="anonymous"> <!-- fake layer -->
+		<block>
+			<xsl:apply-templates mode="copy" select="@id|@name|@span|@level|@levels"/><!--  valid attribuites for 2.0 -->
+		  	<xsl:apply-templates select="*|comment()">
+		  		<xsl:with-param name="path" select="concat($Path,'/')"/> <!-- need to keep tack of where the current document is -->
+		  	</xsl:apply-templates>			
+		</block>  
+   	</layer>
+  </systemModel>
+</xsl:template>
+
+
+
+<xsl:template match="/"><xsl:apply-templates select="*"/></xsl:template>
+<xsl:template match="@*|comment()"><xsl:copy-of select="."/></xsl:template> 
+	<!-- comments are copied verbatim. Attribtues are copied by default -->
+
+<xsl:template match="systemModel">
+	<systemModel>
+  	<xsl:apply-templates select="*|comment()"> <!-- no attributes -->
+  		<xsl:with-param name="path" select="$Path"/> <!-- need to keep tack of where the current document is -->
+  	</xsl:apply-templates>
+	</systemModel>
+</xsl:template>
+
+<xsl:template mode="copy" match="@*">
+	<xsl:copy-of select="."/>
+</xsl:template>
+
+<xsl:template mode="copy" match="@id"> <!-- id in 3.0 is name in 2.0 -->
+	<xsl:attribute name="name"><xsl:value-of select="."/></xsl:attribute>
+</xsl:template>
+
+<xsl:template mode="copy" match="@name">  <!-- name in 3.0 is long-name in 2.0.1 -->
+	<xsl:if test=".!=../@id"> <!-- don't bother if it will be the same as name -->
+		<xsl:attribute name="long-name"><xsl:value-of select="."/></xsl:attribute>
+	</xsl:if>
+</xsl:template>
+	
+<xsl:template match="layer"><xsl:param name="path"/>
+	<layer>
+		<xsl:apply-templates mode="copy" select="@id|@name|@span|@levels"/> <!--  valid attribuites for 2.0 -->
+		<xsl:apply-templates select="*|comment()"> 
+			<xsl:with-param name="path" select="$path"/> 
+		</xsl:apply-templates>
+	</layer>
+</xsl:template>
+
+<xsl:template match="layer/package"><!-- translates to block -->
+	<xsl:param name="path"/>
+	<block>
+		<xsl:apply-templates mode="copy" select="@id|@name|@span|@level|@levels"/><!--  valid attribuites for 2.0 -->
+		<xsl:choose>
+			<xsl:when test="@href">
+				<xsl:variable name="this" select="."/>
+				<xsl:for-each select="document(@href,.)/SystemDefinition/*">
+					<xsl:variable name="my-id"><xsl:apply-templates mode="normalize-id" select="@id"/></xsl:variable>
+					<xsl:variable name="other-id"><xsl:apply-templates mode="normalize-id" select="$this/@id"/></xsl:variable>
+					<xsl:if test="$my-id != $other-id">
+						<xsl:message terminate="yes">ERROR: Package IDs do not match: <xsl:value-of select="$my-id"/> vs <xsl:value-of select="$other-id"/></xsl:message>
+					</xsl:if>
+					<xsl:if test="@name and @name!=@id and not($this/@name and $this/@name=$this/@id)">
+						<!-- set long-name only if name is different from the id and not set in child doc -->
+						<xsl:attribute name="long-name"><xsl:value-of select="@name"/></xsl:attribute>
+					</xsl:if>						
+					<xsl:for-each select="@span|@levels|@level">
+						<!-- copy only if not set in child doc -->
+						<xsl:if test="not(this/@*[name()=name(current())])">
+							<xsl:copy-of select="."/>
+						</xsl:if>
+					</xsl:for-each>
+					<xsl:apply-templates select="*|comment()">
+	  					<xsl:with-param name="path">
+	  						<xsl:call-template name="normpath">
+	  							<xsl:with-param name="path" select="concat($path,'/',$this/@href)"/>
+	  						</xsl:call-template>
+	  					</xsl:with-param> 
+	  				</xsl:apply-templates>
+				</xsl:for-each>
+			</xsl:when>
+			<xsl:otherwise>
+				<xsl:apply-templates select="*|comment()">
+  					<xsl:with-param name="path" select="$path"/> 
+  				</xsl:apply-templates>
+			</xsl:otherwise>
+		</xsl:choose>
+	</block>
+</xsl:template>
+
+<xsl:template match="package/package">	<!-- translates to subblock --><xsl:param name="path"/>
+	<subblock>
+		<xsl:apply-templates mode="copy" select="@id|@name"/>
+		<xsl:apply-templates select="*|comment()">
+			<xsl:with-param name="path" select="$path"/> 
+		</xsl:apply-templates>
+	</subblock>
+</xsl:template>
+
+<xsl:template match="package/package/pacakge"> <!-- cannot nest this deep --><xsl:param name="path"/>
+	<xsl:message>WARNING: Excessive nesting of packages: Ignoring <xsl:value-of select="@id"/></xsl:message>
+	<xsl:apply-templates select="*|comment()">
+		<xsl:with-param name="path" select="$path"/> 
+	</xsl:apply-templates>
+</xsl:template>
+
+
+<xsl:template match="collection"><xsl:param name="path"/>
+	<collection>
+		<xsl:apply-templates mode="copy" select="@id|@name|@level"/>
+		<xsl:apply-templates select="*|comment()">
+			<xsl:with-param name="path" select="$path"/> 
+		</xsl:apply-templates>
+	</collection>
+</xsl:template>
+
+
+<xsl:template match="component"><xsl:param name="path"/>
+	<component>
+		<xsl:apply-templates mode="copy" select="@id|@name|@deprecated|@introduced|@filter|@purpose"/>
+		<xsl:if test="contains(concat(' ',@class,' '),' plugin ')">
+			<xsl:attribute name="plugin">Y</xsl:attribute>
+		</xsl:if>
+		<xsl:call-template name="class">
+			<xsl:with-param name="remove">plugin</xsl:with-param>
+			<xsl:with-param name="add">
+				<xsl:if test="not(*) and comment()">placeholder</xsl:if>
+				<xsl:if test="@target='desktop'"> PC</xsl:if>
+			</xsl:with-param>
+		</xsl:call-template>
+	  	<xsl:apply-templates select="*|comment()">
+			<xsl:with-param name="path" select="$path"/> 
+		</xsl:apply-templates>
+	</component>
+</xsl:template>
+
+<xsl:template match="unit[@base and not(@mrp or @bldFile)]"/>
+
+<xsl:template match="unit"><xsl:param name="path"/>
+	<unit>
+		<xsl:apply-templates select="@mrp|@bldFile|@late">
+			<xsl:with-param name="path" select="$path"/> 
+		</xsl:apply-templates>
+		<xsl:copy-of select="@filter|@root[not(contains($root,concat(' ',.,'=')))]|@version|@prebuilt|@priority"/>
+	</unit>
+</xsl:template>
+
+<xsl:template match="unit/@late"> <!-- 2.0 uses Y/N, 3.0 uses yes/no -->
+	<xsl:attribute name="{name()}">
+		<xsl:choose>
+			<xsl:when test=".='yes'">Y</xsl:when>
+			<xsl:when test=".='no'">N</xsl:when>
+		</xsl:choose>
+	</xsl:attribute>
+</xsl:template>
+
+<xsl:template match="@mrp|@bldFile"><xsl:param name="path"/>
+	<xsl:attribute name="{name()}">
+		<xsl:choose>
+			<xsl:when test="../@root">
+				<xsl:variable name="pre" select="substring-before(substring-after($root,concat(' ',../@root,'=')),' ')"/>
+				<xsl:if test="$pre!=''"><xsl:value-of select="concat($pre,'/')"/></xsl:if>
+			</xsl:when>
+			<xsl:when test="$srcroot!=''">
+				<xsl:value-of select="concat($srcroot,'/')"/>
+			</xsl:when>
+		</xsl:choose>
+		<xsl:choose>
+		<xsl:when test="starts-with(.,'/')"> <!-- keep absolute paths verbatim (barring the leading / ) -->
+			<xsl:value-of select="substring-after(.,'/')"/>
+		</xsl:when>
+		<xsl:otherwise>	
+			<xsl:call-template name="normpath">
+  				<xsl:with-param name="path">
+  					<xsl:call-template name="before">
+						<xsl:with-param name="text" select="$path"/>
+					</xsl:call-template>
+					<xsl:value-of select="."/>
+  				</xsl:with-param>
+  			</xsl:call-template>
+		</xsl:otherwise>
+	</xsl:choose>
+	</xsl:attribute>
+</xsl:template>
+
+<xsl:template match="meta"/> <!-- strip all meta tags -->
+
+<xsl:template match="meta[info/@contract]"> <!-- except contract -->
+	<xsl:copy-of select="info/@contract"/>
+</xsl:template>
+
+<xsl:template match="@id" mode="normalize-id">
+	<xsl:choose>
+		<xsl:when test="contains(@id,':')"><xsl:value-of select="substring-after(@id,':')"/></xsl:when>
+		<xsl:otherwise><xsl:value-of select="@id"/></xsl:otherwise>
+	</xsl:choose>
+</xsl:template>
+
+<xsl:template name="class"><xsl:param name="remove"/><xsl:param name="add"/>
+<!--  returns the value of the class attribute with the space-separated list of names in $remove taken out and those in $add added on (does not check for duplicates) -->
+	<xsl:param name="class" select="normalize-space(@class)"/>
+	<xsl:variable name="r">
+		<xsl:text> </xsl:text>
+		<xsl:choose>
+			<xsl:when test="contains($remove,' ')"><xsl:value-of select="substring-before($remove,' ')"/></xsl:when>
+			<xsl:otherwise><xsl:value-of select="$remove"/></xsl:otherwise>
+		</xsl:choose>
+		<xsl:text> </xsl:text>
+	</xsl:variable>
+	<xsl:variable name="c">
+		<xsl:choose>
+			<xsl:when test="contains(concat(' ',$class,' '),$r)">
+				<xsl:value-of select="substring-before(concat(' ',$class,' '),$r)"/>
+				<xsl:text> </xsl:text>
+				<xsl:value-of select="substring-after(concat(' ',$class,' '),$r)"/>
+			</xsl:when>
+			<xsl:otherwise><xsl:value-of select="$class"/></xsl:otherwise>
+		</xsl:choose>
+		<xsl:if test="normalize-space($add)!=''"><xsl:value-of select="concat(' ',normalize-space($add))"/></xsl:if>
+	</xsl:variable>
+	<xsl:choose>
+		<xsl:when test="contains($remove,' ')">
+			<xsl:call-template name="class">
+				<xsl:with-param name="remove" select="substring-after($remove,' ')"/>
+				<xsl:with-param name="class" select="$c"/>
+			</xsl:call-template>
+		</xsl:when>
+		<xsl:when test="normalize-space($c)!=''">
+			<xsl:attribute name="class">
+				<xsl:value-of select="normalize-space($c)"/>
+			</xsl:attribute>
+		</xsl:when>
+	</xsl:choose>
+</xsl:template>
+
+<xsl:template name="normpath"><xsl:param name="path"/>
+<!-- normalize out any ".." in the path in $path  -->
+<xsl:choose>
+	<xsl:when test="contains($path,'/../')">
+	<xsl:call-template name="normpath">
+		<xsl:with-param name="path">
+		<xsl:call-template name="before">
+			<xsl:with-param name="text" select="substring-before($path,'/../')"/>
+		</xsl:call-template>
+		<xsl:value-of select="substring-after($path,'/../')"/>
+		</xsl:with-param>
+		</xsl:call-template>
+	</xsl:when>
+	<xsl:otherwise><xsl:value-of select="$path"/></xsl:otherwise>
+</xsl:choose>
+</xsl:template>
+
+<!-- return all text before the last / -->
+<xsl:template name="before"><xsl:param name="text"/>
+<xsl:if test="contains($text,'/')">
+	<xsl:value-of select="substring-before($text,'/')"/>/<xsl:call-template name="before"><xsl:with-param name="text" select="substring-after($text,'/')"/></xsl:call-template>
+	</xsl:if>
+</xsl:template>
+
+<xsl:template name="DTD">
+<xsl:text disable-output-escaping="yes"><![CDATA[<!DOCTYPE SystemDefinition [
+<!ELEMENT SystemDefinition ( systemModel )>
+<!ATTLIST SystemDefinition
+  name CDATA #REQUIRED
+  schema CDATA #REQUIRED
+>
+<!-- all paths are relative to the environment variable specified by the root attribute, or SOURCEROOT if not.  -->
+
+<!-- System Model Section of DTD -->
+<!ELEMENT systemModel (layer+)>
+
+<!ELEMENT layer (block* | collection*)*>
+<!-- Kernel Services, Base Services, OS Services, Etc -->
+<!ATTLIST layer
+  name CDATA #REQUIRED
+  long-name CDATA #IMPLIED
+  levels NMTOKENS #IMPLIED
+  span CDATA #IMPLIED
+>
+
+<!ELEMENT block (subblock* | collection*)*>
+ <!-- Generic OS services, Comms Services, etc -->
+<!ATTLIST block
+  levels NMTOKENS #IMPLIED
+  span CDATA #IMPLIED
+  level NMTOKEN #IMPLIED
+  name CDATA #REQUIRED
+  long-name CDATA #IMPLIED
+>
+
+<!ELEMENT subblock (collection)*>
+<!-- Cellular Baseband Services, Networking Services, etc -->
+<!ATTLIST subblock
+  name CDATA #REQUIRED
+  long-name CDATA #IMPLIED
+>
+
+<!ELEMENT collection (component)*>
+<!-- Screen Driver, Content Handling, etc -->
+<!ATTLIST collection
+  name CDATA #REQUIRED
+  long-name CDATA #IMPLIED
+  level NMTOKEN #IMPLIED
+>
+
+<!ELEMENT component (unit)*>
+<!-- contains units or is a  package or prebuilt -->
+<!ATTLIST component
+  name CDATA #REQUIRED
+  long-name CDATA #IMPLIED
+  deprecated CDATA #IMPLIED
+  introduced CDATA #IMPLIED
+  contract CDATA #IMPLIED
+  plugin (Y|N) "N"
+  filter CDATA #IMPLIED
+  class NMTOKENS #IMPLIED
+  supports CDATA #IMPLIED
+  purpose ( optional | mandatory | development ) "optional"
+>
+
+<!ELEMENT unit EMPTY >
+<!-- must be buildable (bld.inf) -->
+<!-- bldFile  may someday be removed in favour of mrp -->
+<!ATTLIST unit
+  mrp CDATA #IMPLIED
+  filter CDATA #IMPLIED
+  bldFile CDATA #IMPLIED
+  root CDATA #IMPLIED
+  version NMTOKEN #IMPLIED
+  prebuilt NMTOKEN #IMPLIED
+  late (Y|N) #IMPLIED
+  priority CDATA #IMPLIED
+>
+]>
+]]></xsl:text>
+</xsl:template>
+</xsl:stylesheet>