Tweaked so that all revs are cloned from the utilities web repo, but it's still synced to the head of the default branch.
<?xml version="1.0"?>
<project name="SF-RETRY" default="all" xmlns:hlm="http://www.nokia.com/helium">
<dirname property="sf.retry.dir" file="${ant.file.SF-RETRY}"/>
<macrodef name="retry">
<attribute name="tries" default="3" description="How many times to try the nested script"/>
<attribute name="uniquename" description="An identifier specific to this thread, or a constant for single-threaded contexts"/>
<attribute name="failonerror" default="true" description="Set to false to avoid an abort after all attempts"/>
<element name="sequential" description="The tasks to retry"/>
<element name="cleanup" optional="true" description="Tasks to run to clean up after a failed try"/>
<sequential>
<trycatch reference="exception.@{uniquename}.ref" property="exception.@{uniquename}.prop">
<try>
<sequential/>
</try>
<catch>
<math result="newtries.@{uniquename}" operation="-" operand2="@{tries}" operand1="1" datatype="int"/>
<if>
<not>
<equals arg1="${newtries.@{uniquename}}" arg2="0"/>
</not>
<then>
<!-- Clean up ready to try again -->
<cleanup/>
<sleep seconds="1"/>
<!-- Recurse (via helper) -->
<retry-helper tries="${newtries.@{uniquename}}" uniquename="@{uniquename}" failonerror="@{failonerror}">
<sequence>
<sequential/>
</sequence>
<cleanup-helper>
<cleanup/>
</cleanup-helper>
</retry-helper>
</then>
<else>
<if>
<istrue value="@{failonerror}"/>
<then>
<throw refid="exception.@{uniquename}.ref"/>
</then>
</if>
</else>
</if>
</catch>
</trycatch>
</sequential>
</macrodef>
<macrodef name="retry-helper" description="Don't use this directly, use 'retry'">
<attribute name="tries"/>
<attribute name="uniquename"/>
<attribute name="failonerror"/>
<element name="sequence"/>
<element name="cleanup-helper"/>
<sequential>
<retry tries="@{tries}" uniquename="@{uniquename}" failonerror="@{failonerror}">
<sequential>
<sequence/>
</sequential>
<cleanup>
<cleanup-helper/>
</cleanup>
</retry>
</sequential>
</macrodef>
</project>