wpkg-gajim/packages/gajim.xml

<?xml version="1.0" encoding="UTF-8"?>
<packages>
    <package id="gajim"
             name="Client XMPP Gajim"
             revision="3"
             reboot="false"
             priority="10">

        <variable name="PKG_VERSION" value='0.15.4' />
        <variable name="PKG_RELEASE" value="3" />
        <variable name="SETUP" value='gajim-%PKG_VERSION%-%PKG_RELEASE%.exe' />
        <variable architecture="x86" name="INSTALL_PATH" value="%PROGRAMFILES%\Gajim" />
        <variable architecture="x64" name="INSTALL_PATH" value="%PROGRAMFILES(x86)%\Gajim" />

        <check type="uninstall" condition="versiongreaterorequal" path="Gajim" value="%PKG_VERSION%" />

        <install include='remove' />
        <install cmd='%SOFTWARE%\gajim\%SETUP% /S' />
        <install cmd='%COMSPEC% /C reg add "HKLM\SOFTWARE\Microsoft\Windows\CurrentVersion\Run" /v Gajim /t REG_SZ /d "%COMSPEC% /C start /D\"%INSTALL_PATH%\bin\" gajim.exe"' />
        <!-- XP -->
        <install cmd='%COMSPEC% /C del /F /Q "%ALLUSERSPROFILE%\Bureau\Gajim.lnk"'>
            <exit code="any" />
        </install>
        <!-- Vista / 7 -->
        <install cmd='%COMSPEC% /C del /F /Q "%PUBLIC%\Desktop\Gajim.lnk"'>
            <exit code="any" />
        </install>

        <upgrade include='install' />

        <downgrade include="install" />

        <remove cmd="taskkill /F /IM gajim.exe">
            <exit code="0" />
            <exit code="128" />
        </remove>
        <remove cmd='%COMSPEC% /C if exist "%INSTALL_PATH%\Uninstall.exe" "%INSTALL_PATH%\Uninstall.exe" /S _?=%INSTALL_PATH%' />
        <remove cmd='%COMSPEC% /C reg delete "HKLM\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\Gajim" /f'>
            <exit code="any" />
        </remove>
    </package>
</packages>