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#!/usr/bin/env python

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# -*- coding: utf-8 -*-

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#

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#Copyright (C) 2007: Edouard TISSERANT and Laurent BESSARD

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#

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#See COPYING file for copyrights details.

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#

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#This library is free software; you can redistribute it and/or

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#modify it under the terms of the GNU General Public

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#License as published by the Free Software Foundation; either

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#version 2.1 of the License, or (at your option) any later version.

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#

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#This library is distributed in the hope that it will be useful,

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#but WITHOUT ANY WARRANTY; without even the implied warranty of

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#MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU

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#General Public License for more details.

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#

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#You should have received a copy of the GNU General Public

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#License along with this library; if not, write to the Free Software

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#Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA

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# Package initialisation

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#import targets

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"""

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Beremiz Targets

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- Target are python packages, containing at least one "XSD" file

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- Target class may inherit from a toolchain_(toolchainname)

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- The target folder's name must match to name define in the XSD for TargetType

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"""

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from os import listdir, path

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_base_path = path.split(__file__)[0]

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def _GetLocalTargetClassFactory(name):

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    return lambda:getattr(__import__(name,globals(),locals()), name+"_target")

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targets = {name: {"xsd":path.join(_base_path, name, "XSD"), 

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                  "class":_GetLocalTargetClassFactory(name),

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                  "code": path.join(path.split(__file__)[0],name,"plc_%s_main.c"%name)}

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                for name in listdir(_base_path) 

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                    if path.isdir(path.join(_base_path, name)) 

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                       and not name.startswith("__")}

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def GetBuilder(targetname):

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    return targets[targetname]["class"]()

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def GetTargetChoices():

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    DictXSD_toolchain = {}

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    targetchoices = ""

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    # Get all xsd toolchains

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         if path.isfile(xsdfilename):

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             xsd_toolchain_string = ""

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             for line in open(xsdfilename).readlines():

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                 xsd_toolchain_string += line

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    # Get all xsd targets 

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    for targetname,nfo in targets.iteritems():

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        xsd_string = open(nfo["xsd"]).read()

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        targetchoices +=  xsd_string%DictXSD_toolchain

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    return targetchoices

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def GetTargetCode(targetname):

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    return open(targets[targetname]["code"]).read()

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def GetCode(name):

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    filename = path.join(path.split(__file__)[0],name + ".c")

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    return open(filename).read()

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