wpkg-putty/packages/putty.xml

<?xml version="1.0" encoding="UTF-8"?>
<packages>
    <package id="putty"
             name="Client SSH PuTTY"
             revision="3"
             priority="10"
             reboot="false">

        <variable name="PKG_VERSION" value="0.68" />
        <variable architecture="x86" name="INSTALL_PATH" value="%PROGRAMFILES%\PuTTY" />
        <variable architecture="x64" name="INSTALL_PATH" value="%PROGRAMFILES(x86)%\PuTTY" />

        <check type="uninstall" condition="versiongreaterorequal" path="PuTTY release %PKG_VERSION%" value="%PKG_VERSION%"/>
 
        <install cmd='%COMSPEC% IF EXIST "%INSTALL_PATH%\unins000.exe" "%INSTALL_PATH%\unins000.exe" /silent /norestart'>
            <exit code='0' />
            <exit code='1' />
        </install>
        <install cmd='msiexec /qn /norestart /i "%SOFTWARE%\putty\putty-%PKG_VERSION%-installer.msi"' />

        <upgrade include='install' />
        <downgrade include='install' />

        <remove cmd='msiexec /qn /norestart /x "%SOFTWARE%\putty\putty-%PKG_VERSION%-installer.msi"' />
      </package>
</packages>