handle POUs with no VAR .. END_VAR blocks
<?xml version="1.0" encoding="UTF-8"?>
<project xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
xmlns="http://www.plcopen.org/xml/tc6.xsd"
xmlns:xhtml="http://www.w3.org/1999/xhtml"
xsi:schemaLocation="http://www.plcopen.org/xml/tc6.xsd http://www.plcopen.org/xml/tc6.xsd">
<fileHeader contentDescription="This tests LD language"
companyName="Beremiz"
companyURL="www.beremiz.org"
productName="BREMIZ"
productRelease="1"
productVersion="1"
creationDateTime="2007-07-07 11:58:26"/>
<contentHeader name="LD_TEST">
<coordinateInfo>
<fbd>
<scaling y="0" x="0"/>
</fbd>
<ld>
<scaling y="0" x="0"/>
</ld>
<sfc>
<scaling y="0" x="0"/>
</sfc>
</coordinateInfo>
</contentHeader>
<types>
<dataTypes/>
<pous>
<pou name="MAIN_TEST" pouType="program">
<interface>
<localVars>
<variable name="QX1" address="%QX1">
<type>
<BOOL/>
</type>
</variable>
<variable name="QX2" address="%QX2">
<type>
<BOOL/>
</type>
</variable>
<variable name="QX3" address="%QX3">
<type>
<BOOL/>
</type>
</variable>
<variable name="IX1" address="%IX1">
<type>
<BOOL/>
</type>
</variable>
<variable name="IX2" address="%IX2">
<type>
<BOOL/>
</type>
</variable>
<variable name="IX3" address="%IX3">
<type>
<BOOL/>
</type>
</variable>
</localVars>
</interface>
<body>
<LD>
</LD>
</body>
</pou>
</pous>
</types>
<instances>
<configurations>
<configuration name="STD_CONF">
<resource name="STD_RESSOURCE">
<task interval="00:00:00.100000" name="STD_TASK" priority="0"/>
<pouInstance type="MAIN_TEST" name="MAIN_INSTANCE"/>
</resource>
</configuration>
</configurations>
</instances>
</project>