targets/__init__.py
author Andrey Skvortsov <andrej.skvortzov@gmail.com>
Wed, 07 Dec 2016 17:54:41 +0300
changeset 1591 38e5f8847a45
parent 1571 486f94a8032c
child 1680 6db967480b7d
permissions -rwxr-xr-x
close Pyro socket after daemon stop


without that socket port is open after daemon shutdown.
As a result if you restart daemon with new settings (service name, for example),
it can't listen on already used port and opens the next free TCP port
regardless of requested settings.
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#!/usr/bin/env python
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# -*- coding: utf-8 -*-
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# This file is part of Beremiz, a Integrated Development Environment for
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# programming IEC 61131-3 automates supporting plcopen standard and CanFestival.
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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 program is free software; you can redistribute it and/or
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# modify it under the terms of the GNU General Public License
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# as published by the Free Software Foundation; either version 2
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# of the License, or (at your option) any later version.
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#
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# This program 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
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# GNU 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 License
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# along with this program; if not, write to the Free Software
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# Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA  02110-1301, 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 = dict([(name, {"xsd":path.join(_base_path, name, "XSD"), 
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                        "class":_GetLocalTargetClassFactory(name),
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                        "code": { fname: path.join(_base_path, name, fname) 
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                           for fname in listdir(path.join(_base_path, name))
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                             if fname.startswith("plc_%s_main"%name) and
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                               fname.endswith(".c")}})
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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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toolchains = {"gcc":  path.join(_base_path, "XSD_toolchain_gcc"),
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              "makefile":  path.join(_base_path, "XSD_toolchain_makefile")}
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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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    for toolchainname,xsdfilename in toolchains.iteritems() :
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         if path.isfile(xsdfilename):
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             DictXSD_toolchain["toolchain_"+toolchainname] = \
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                open(xsdfilename).read()
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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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    codedesc = targets[targetname]["code"]
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    code = "\n".join([open(fpath).read() for fname, fpath in sorted(codedesc.items())])
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    return code
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def GetHeader():
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    filename = path.join(path.split(__file__)[0],"beremiz.h")
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    return open(filename).read()
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def GetCode(name):
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    filename = path.join(path.split(__file__)[0],name)
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    return open(filename).read()
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