Eskil

    set i [lsearch -exact $::eskil(argv) "-sep"]
    if {$i >= 0} {
        incr i
        lset ::eskil(argv) $i $::eskil($top,separatorview)
    } else {
        lappend ::eskil(argv) -sep $::eskil($top,separatorview)
    }
    # Prepare plugin
    # Prepare plugin, if any
    if {$::eskil($top,plugin,1) ne "" && \
                [dict get $::eskil($top,pluginpinfo,1) file]} {
        preparePlugin $top
    if {[preparePlugin $top]} {
        set ::eskil($top,cleanup) "plugin $::eskil($top,cleanup)"
    }
}

# Clean up after a diff
proc cleanupFiles {top} {
    foreach keyword $::eskil($top,cleanup) {