Eskil

        return
    }
    set ch [open $src]
    puts -nonewline [read $ch]
    close $ch
}

proc listPlugins {} {
    set dirs [PluginSearchPath]

    foreach dir $dirs {
        set files [glob -nocomplain [file join $dir *.tcl]]
        foreach file $files {
            set file [file normalize $file]
            if {[info exists done($file)]} continue
            if {![file exists $file]} continue
            if {![file isfile $file]} continue
            if {![file readable $file]} continue

            set done($file) 1
            set ch [open $file r]
            set data [read $ch 200]
            close $ch
            if {[regexp {^\#\#Eskil Plugin :(.*?)(\n|$)} $data -> descr]} {
                set result([file rootname [file tail $file]]) $descr
            }
        }
    }
    return [array get result]
}

proc printPlugins {} {
    set plugins [listPlugins]
    if {[llength $plugins] == 0} {
        puts "No plugins found."
        return
    }
    puts "Available plugins:"
    foreach {plugin descr} $plugins {
        puts "Plugin \"$plugin\" : $descr"
    }
}

proc preparePlugin {top} {
    #FIXA: plugin miffo
    disallowEdit $top
    $::diff($top,plugin) eval [list array set ::Pref [array get ::Pref]]
    set out1 [tmpFile]

    if {[info exists ::diff($top,rightFileBak)]} {
        set ::diff($top,rightFile) $::diff($top,rightFileBak)
    }
    unset -nocomplain \
            ::diff($top,leftFileBak) ::diff($top,rightFileBak) \
            ::diff($top,leftFileDiff) ::diff($top,rightFileDiff)
}

# GUI for plugin selection
proc EditPrefPlugins {top} {
    set w $top.prefplugin

    # Create window
    destroy $w
    toplevel $w -padx 3 -pady 3
    ttk::frame $w._bg
    place $w._bg -x 0 -y 0 -relwidth 1.0 -relheight 1.0 -border outside
    wm title $w "Preferences: Plugins"

    set plugins [listPlugins]
    if {[llength $plugins] == 0} {
        grid [ttk::label $w.l -text "No plugins found."] - -padx 3 -pady 3
    }
    if {![info exists ::diff($top,pluginname)]} {
        set ::diff($top,pluginname) ""
    }
    if {![info exists ::diff($top,plugininfo)]} {
        set ::diff($top,plugininfo) ""
    }
    set ::diff($top,edit,pluginname) $::diff($top,pluginname) 
    set ::diff($top,edit,plugininfo) $::diff($top,plugininfo)
    set t 0
    foreach {plugin descr} $plugins {
        ttk::radiobutton $w.rb$t -variable ::diff($top,edit,pluginname) -value $plugin -text $plugin
        ttk::label $w.l$t -text $descr -anchor w
        grid $w.rb$t $w.l$t -sticky we -padx 3 -pady 3
        incr t
    }
    ttk::radiobutton $w.rb$t -variable ::diff($top,edit,pluginname) -value "" -text "No Plugin"
    grid $w.rb$t -sticky we -padx 3 -pady 3

    ttk::label $w.li -text "Info" -anchor w
    ttk::entry $w.ei -textvariable ::diff($top,edit,plugininfo)
    grid $w.li $w.ei -sticky we -padx 3 -pady 3

    ttk::frame $w.fb -padding 3
    ttk::button $w.fb.b1 -text "Ok"     -command [list EditPrefPluginsOk $top $w]
    ttk::button $w.fb.b2 -text "Cancel" -command [list destroy $w]
    set ::widgets($top,prefPluginsOk) $w.fb.b1

    grid $w.fb.b1 x $w.fb.b2 -sticky we
    grid columnconfigure $w.fb {0 2} -uniform a
    grid columnconfigure $w.fb 1 -weight 1

    grid $w.fb - -sticky we
    grid columnconfigure $w 1 -weight 1
}

proc EditPrefPluginsOk {top w} {
    destroy $w
    set ::diff($top,pluginname) $::diff($top,edit,pluginname) 
    set ::diff($top,plugininfo) $::diff($top,edit,plugininfo)
    if {$::diff($top,pluginname) ne ""} {
        set pinterp [createPluginInterp ::diff($top,pluginname) ::diff($top,plugininfo)]
    } else {
        set pinterp ""
    }
    set ::diff($top,plugin) $pinterp
}