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#!/usr/bin/env python

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

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import string, os, sys

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#This file is part of PLCOpenEditor, a library implementing an IEC 61131-3 editor

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#based on the plcopen standard. 

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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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LANGUAGES = ["IL","ST","FBD","LD","SFC"]

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LOCATIONDATATYPES = {"X" : ["BOOL"],

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                     "B" : ["SINT", "USINT", "BYTE", "STRING"],

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                     "W" : ["INT", "UINT", "WORD", "WSTRING"],

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                     "D" : ["DINT", "UDINT", "REAL", "DWORD"],

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                     "L" : ["LINT", "ULINT", "LREAL", "LWORD"]} 

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def generate_block(generator, block, body, link):

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    body_type = body.getContent()["name"]

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    name = block.getInstanceName()

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    type = block.getTypeName()

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    block_infos = GetBlockType(type)

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    if block_infos["type"] == "function" and link:

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        generator.GeneratePouProgram(type)

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        vars = []

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        for variable in block.inputVariables.getVariable():

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            connections = variable.connectionPointIn.getConnections()

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            if connections and len(connections) == 1:

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                if body_type == "FBD" or body_type == "SFC":

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                    value = generator.ComputeFBDExpression(body, connections[0])

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                elif body_type == "LD":

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                    paths = generator.GenerateLDPaths(variable.connectionPointIn.getConnections(), body)

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                    if len(paths) > 0:

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                        paths = tuple(paths)

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                    else:

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                        paths = paths[0] 

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                    value = generator.ComputeLDExpression(paths, True)

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                vars.append(generator.ExtractModifier(variable, value))

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        variable = block.outputVariables.getVariable()[0]

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        return generator.ExtractModifier(variable, "%s(%s)"%(type, ", ".join(vars)))

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    elif block_infos["type"] == "functionBlock":

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        if not generator.ComputedBlocks.get(name, False):

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            vars = []

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            for variable in block.inputVariables.getVariable():

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                connections = variable.connectionPointIn.getConnections()

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                if connections and len(connections) == 1:

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                    parameter = variable.getFormalParameter()

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                    if body_type == "FBD" or body_type == "SFC":

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                        value = generator.ComputeFBDExpression(body, connections[0])

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                        vars.append("%s := %s"%(parameter, generator.ExtractModifier(variable, value)))

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                    elif body_type == "LD":

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                        paths = generator.GenerateLDPaths(variable.connectionPointIn.getConnections(), body)

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                        if len(paths) > 0:

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                            paths = tuple(paths)

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                        else:

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                            paths = paths[0] 

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                        value = generator.ComputeLDExpression(paths, True)

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                    vars.append("%s := %s"%(parameter, generator.ExtractModifier(variable, value)))

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            generator.Program += "  %s(%s);\n"%(name, ", ".join(vars))

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            generator.ComputedBlocks[name] = True

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        if link:

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            connectionPoint = link.getPosition()[-1]

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        else:

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            connectionPoint = None

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        for variable in block.outputVariables.getVariable():

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            blockPointx, blockPointy = variable.connectionPointOut.getRelPosition()

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            if not connectionPoint or block.getX() + blockPointx == connectionPoint.getX() and block.getY() + blockPointy == connectionPoint.getY():

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                return generator.ExtractModifier(variable, "%s.%s"%(name, variable.getFormalParameter()))

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        raise ValueError, "No output variable found"

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def initialise_block(type, name):

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    return [(type, name, None, None)]

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#-------------------------------------------------------------------------------

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#                        Function Block Types definitions

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#-------------------------------------------------------------------------------

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"""

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Ordored list of common Function Blocks defined in the IEC 61131-3

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Each block have this attributes:

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    - "name" : The block name

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    - "type" : The block type. It can be "function", "functionBlock" or "program"

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    - "extensible" : Boolean that define if the block is extensible

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    - "inputs" : List of the block inputs

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    - "outputs" : List of the block outputs

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    - "comment" : Comment that will be displayed in the block popup

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    - "generate" : Method that generator will call for generating ST block code

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Inputs and outputs are a tuple of characteristics that are in order:

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    - The name

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    - The data type

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    - The default modifier which can be "none", "negated", "rising" or "falling"

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"""

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BlockTypes = [{"name" : "Standard function blocks", "list":

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               [{"name" : "SR", "type" : "functionBlock", "extensible" : False, 

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                    "inputs" : [("S1","BOOL","none"),("R","BOOL","none")], 

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                    "outputs" : [("Q1","BOOL","none")],

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                    "comment" : "SR bistable\nThe SR bistable is a latch where the Set dominates.",

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                    "generate" : generate_block, "initialise" : initialise_block},

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                {"name" : "RS", "type" : "functionBlock", "extensible" : False, 

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                    "inputs" : [("S","BOOL","none"),("R1","BOOL","none")], 

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                    "outputs" : [("Q1","BOOL","none")],

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                    "comment" : "RS bistable\nThe RS bistable is a latch where the Reset dominates.",

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                    "generate" : generate_block, "initialise" : initialise_block},

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                {"name" : "SEMA", "type" : "functionBlock", "extensible" : False, 

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                    "inputs" : [("CLAIM","BOOL","none"),("RELEASE","BOOL","none")], 

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                    "outputs" : [("BUSY","BOOL","none")],

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                    "comment" : "Semaphore\nThe semaphore provides a mechanism to allow software elements mutually exclusive access to certain ressources.",

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                    "generate" : generate_block, "initialise" : initialise_block},

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                {"name" : "R_TRIG", "type" : "functionBlock", "extensible" : False, 

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                    "inputs" : [("CLK","BOOL","none")], 

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                    "outputs" : [("Q","BOOL","none")],

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                    "comment" : "Rising edge detector\nThe output produces a single pulse when a rising edge is detected.",

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                    "generate" : generate_block, "initialise" : initialise_block},

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                {"name" : "F_TRIG", "type" : "functionBlock", "extensible" : False, 

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                    "inputs" : [("CLK","BOOL","none")], 

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                    "outputs" : [("Q","BOOL","none")],

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                    "comment" : "Falling edge detector\nThe output produces a single pulse when a falling edge is detected.",

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                    "generate" : generate_block, "initialise" : initialise_block},

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                {"name" : "CTU", "type" : "functionBlock", "extensible" : False, 

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                    "inputs" : [("CU","BOOL","rising"),("R","BOOL","none"),("PV","INT","none")], 

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                    "outputs" : [("Q","BOOL","none"),("CV","INT","none")],

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                    "comment" : "Up-counter\nThe up-counter can be used to signal when a count has reached a maximum value.",

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                    "generate" : generate_block, "initialise" : initialise_block},

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                {"name" : "CTD", "type" : "functionBlock", "extensible" : False, 

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                    "inputs" : [("CD","BOOL","rising"),("LD","BOOL","none"),("PV","INT","none")], 

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                    "outputs" : [("Q","BOOL","none"),("CV","INT","none")],

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                    "comment" : "Down-counter\nThe down-counter can be used to signal when a count has reached zero, on counting down from a preset value.",

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                    "generate" : generate_block, "initialise" : initialise_block},

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                {"name" : "CTUD", "type" : "functionBlock", "extensible" : False, 

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                    "inputs" : [("CU","BOOL","rising"),("CD","BOOL","rising"),("R","BOOL","none"),("LD","BOOL","none"),("PV","INT","none")], 

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                    "outputs" : [("QU","BOOL","none"),("QD","BOOL","none"),("CV","INT","none")],

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                    "comment" : "Up-down counter\nThe up-down counter has two inputs CU and CD. It can be used to both count up on one input ans down on the other.",

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                    "generate" : generate_block, "initialise" : initialise_block},

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                {"name" : "TP", "type" : "functionBlock", "extensible" : False, 

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                    "inputs" : [("IN","BOOL","none"),("PT","TIME","none")], 

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                    "outputs" : [("Q","BOOL","none"),("ET","TIME","none")],

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                    "comment" : "Pulse timer\nThe pulse timer can be used to generate output pulses of a given time duration.",

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                    "generate" : generate_block, "initialise" : initialise_block},

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                {"name" : "TOF", "type" : "functionBlock", "extensible" : False, 

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                    "inputs" : [("IN","BOOL","none"),("PT","TIME","none")], 

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                    "outputs" : [("Q","BOOL","none"),("ET","TIME","none")],

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                    "comment" : "On-delay timer\nThe on-delay timer can be used to delay setting an output true, for fixed period after an input becomes true.",

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                    "generate" : generate_block, "initialise" : initialise_block},

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                {"name" : "TON", "type" : "functionBlock", "extensible" : False, 

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                    "inputs" : [("IN","BOOL","none"),("PT","TIME","none")], 

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                    "outputs" : [("Q","BOOL","none"),("ET","TIME","none")],

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                    "comment" : "Off-delay timer\nThe off-delay timer can be used to delay setting an output false, for fixed period after input goes false.",

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                    "generate" : generate_block, "initialise" : initialise_block},

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                {"name" : "RTC", "type" : "functionBlock", "extensible" : False, 

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                    "inputs" : [("EN","BOOL","none"),("PDT","DATE_AND_TIME","none")], 

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                    "outputs" : [("Q","BOOL","none"),("CDT","DATE_AND_TIME","none")],

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                    "comment" : "Real time clock\nThe real time clock has many uses including time stamping, setting dates and times of day in batch reports, in alarm messages and so on.",

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                    "generate" : generate_block, "initialise" : initialise_block},

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                {"name" : "INTEGRAL", "type" : "functionBlock", "extensible" : False, 

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                    "inputs" : [("RUN","BOOL","none"),("R1","BOOL","none"),("XIN","REAL","none"),("X0","REAL","none"),("CYCLE","TIME","none")], 

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                    "outputs" : [("Q","BOOL","none"),("XOUT","REAL","none")],

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                    "comment" : "Integral\nThe integral function block integrates the value of input XIN over time.",

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                    "generate" : generate_block, "initialise" : initialise_block},

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                {"name" : "DERIVATIVE", "type" : "functionBlock", "extensible" : False, 

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                    "inputs" : [("RUN","BOOL","none"),("XIN","REAL","none"),("CYCLE","TIME","none")], 

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                    "outputs" : [("XOUT","REAL","none")],

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                    "comment" : "Derivative\nThe derivative function block produces an output XOUT proportional to the rate of change of the input XIN.",

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                    "generate" : generate_block, "initialise" : initialise_block},

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                {"name" : "PID", "type" : "functionBlock", "extensible" : False, 

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                    "inputs" : [("AUTO","BOOL","none"),("PV","REAL","none"),("SP","REAL","none"),("X0","REAL","none"),("KP","REAL","none"),("TR","REAL","none"),("TD","REAL","none"),("CYCLE","TIME","none")], 

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                    "outputs" : [("XOUT","REAL","none")],

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                    "comment" : "PID\nThe PID (proportional, Integral, Derivative) function block provides the classical three term controller for closed loop control.",

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                    "generate" : generate_block, "initialise" : initialise_block},

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                {"name" : "RAMP", "type" : "functionBlock", "extensible" : False, 

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                    "inputs" : [("RUN","BOOL","none"),("X0","REAL","none"),("X1","REAL","none"),("TR","TIME","none"),("CYCLE","TIME","none"),("HOLDBACK","BOOL","none"),("ERROR","REAL","none"),("PV","REAL","none")], 

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                    "outputs" : [("RAMP","BOOL","none"),("XOUT","REAL","none")],

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                    "comment" : "Ramp\nThe RAMP function block is modelled on example given in the standard but with the addition of a 'Holdback' feature.",

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                    "generate" : generate_block, "initialise" : initialise_block},

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                {"name" : "HYSTERESIS", "type" : "functionBlock", "extensible" : False, 

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                    "inputs" : [("XIN1","REAL","none"),("XIN2","REAL","none"),("EPS","REAL","none")], 

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                    "outputs" : [("Q","BOOL","none")],

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                    "comment" : "Hysteresis\nThe hysteresis function block provides a hysteresis boolean output driven by the difference of two floating point (REAL) inputs XIN1 and XIN2.",

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                    "generate" : generate_block, "initialise" : initialise_block},

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                {"name" : "RATIO_MONITOR", "type" : "functionBlock", "extensible" : False, 

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                    "inputs" : [("PV1","REAL","none"),("PV2","REAL","none"),("RATIO","REAL","none"),("TIMON","TIME","none"),("TIMOFF","TIME","none"),("TOLERANCE","BOOL","none"),("RESET","BOOL","none"),("CYCLE","TIME","none")], 

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                    "outputs" : [("ALARM","BOOL","none"),("TOTAL_ERR","BOOL","none")],

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                    "comment" : "Ratio monitor\nThe ratio_monitor function block checks that one process value PV1 is always a given ratio (defined by input RATIO) of a second process value PV2.",

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                    "generate" : generate_block, "initialise" : initialise_block}

   204

                ]},

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             ]

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PluginTypes = []

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"""

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Function that returns the block definition associated to the block type given

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"""

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   213

def GetBlockType(type, inputs = None):

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    for category in BlockTypes + PluginTypes:

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        for blocktype in category["list"]:

   216

            if inputs:

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                block_inputs = tuple([var_type for name, var_type, modifier in blocktype["inputs"]])

   218

                same_inputs = inputs == block_inputs

   219

            else:

   220

                same_inputs = True

   221

            if blocktype["name"] == type and same_inputs:

   222

                return blocktype

   223

    return None

   224

   225

"""

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Function that add a new plugin to the plugin list

   227

"""

   228

   229

def AddPluginBlockList(blocklist):

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    PluginTypes.extend(blocklist)

   231

   232

def ClearPluginTypes():

   233

    for i in xrange(len(PluginTypes)):

   234

        PluginTypes.pop(0)

   235

   236

#-------------------------------------------------------------------------------

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#                           Data Types definitions

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#-------------------------------------------------------------------------------

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   240

"""

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Ordored list of common data types defined in the IEC 61131-3

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Each type is associated to his direct parent type. It defines then a hierarchy

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between type that permits to make a comparison of two types

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"""

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TypeHierarchy_list = [

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    ("ANY", None),

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    ("ANY_DERIVED", "ANY"),

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    ("ANY_ELEMENTARY", "ANY"),

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    ("ANY_MAGNITUDE", "ANY_ELEMENTARY"),

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    ("ANY_BIT", "ANY_ELEMENTARY"),

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    ("ANY_NBIT", "ANY_BIT"),

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    ("ANY_STRING", "ANY_ELEMENTARY"),

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    ("ANY_DATE", "ANY_ELEMENTARY"),

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    ("ANY_NUM", "ANY_MAGNITUDE"),

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    ("ANY_REAL", "ANY_NUM"),

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    ("ANY_INT", "ANY_NUM"),

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    ("ANY_SINT", "ANY_INT"),

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    ("ANY_UINT", "ANY_INT"),

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	("BOOL", "ANY_BIT"),

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    ("SINT", "ANY_SINT"),

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    ("INT", "ANY_SINT"),

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    ("DINT", "ANY_SINT"),

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    ("LINT", "ANY_SINT"),

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    ("USINT", "ANY_UINT"),

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    ("UINT", "ANY_UINT"),

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    ("UDINT", "ANY_UINT"),

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    ("ULINT", "ANY_UINT"),

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    ("REAL", "ANY_REAL"),

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    ("LREAL", "ANY_REAL"),

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    ("TIME", "ANY_MAGNITUDE"),

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    ("DATE", "ANY_DATE"),

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    ("TOD", "ANY_DATE"),

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    ("DT", "ANY_DATE"),

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    ("STRING", "ANY_STRING"),

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    ("BYTE", "ANY_NBIT"),

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    ("WORD", "ANY_NBIT"),

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    ("DWORD", "ANY_NBIT"),

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    ("LWORD", "ANY_NBIT")

   279

    #("WSTRING", "ANY_STRING") # TODO

   280

]

   281

   282

TypeHierarchy = dict(TypeHierarchy_list)

   283

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"""

   285

returns true if the given data type is the same that "reference" meta-type or one of its types.

   286

"""

   287

   288

def IsOfType(test, reference):

   289

    if reference is None:

   290

        return True

   291

    while test is not None:

   292

        if test == reference:

   293

            return True

   294

        test = TypeHierarchy[test]

   295

    return False

   296

   297

def IsEndType(reference):

   298

    if reference is not None:

   299

        return len([typename for typename, parenttype in TypeHierarchy_list if parenttype == reference]) == 0

   300

    else:

   301

        return True

   302

   303

"""

   304

returns list of all types that correspont to the ANY* meta type

   305

"""

   306

def GetSubTypes(reference):

   307

    return [typename for typename, parenttype in TypeHierarchy_list if typename[:3] != "ANY" and IsOfType(typename, reference)]

   308

   309

   310

#-------------------------------------------------------------------------------

   311

#                             Test identifier

   312

#-------------------------------------------------------------------------------

   313

   314

   315

   316

# Test if identifier is valid

   317

def TestIdentifier(identifier):

   318

     if identifier[0].isdigit():

   319

        return False

   320

     words = identifier.split('_')

   321

     for i, word in enumerate(words):

   322

         if len(word) == 0 and i != 0:

   323

             return False

   324

         if len(word) != 0 and not word.isalnum():

   325

             return False

   326

     return True

   327

   328

   329

#-------------------------------------------------------------------------------

   332

   333

   334

"""

   335

take a .csv file and translate it it a "csv_table"

   336

"""            

   337

def csv_file_to_table(file):

   338

    return [ map(string.strip,line.split(';')) for line in file.xreadlines()]

   339

   340

"""

   341

seek into the csv table to a section ( section_name match 1st field )

   342

return the matching row without first field

   343

"""

   344

def find_section(section_name, table):

   345

    fields = [None]

   346

    while(fields[0] != section_name):

   347

        fields = table.pop(0)

   348

    return fields[1:]

   349

   350

"""

   351

extract the standard functions standard parameter names and types...

   352

return a { ParameterName: Type, ...}

   353

"""

   354

def get_standard_funtions_input_variables(table):

   355

    variables = find_section("Standard_functions_variables_types", table)

   356

    standard_funtions_input_variables = {}

   357

    fields = [True,True]

   358

    while(fields[1]):

   359

        fields = table.pop(0)

   360

        variable_from_csv = dict([(champ, val) for champ, val in zip(variables, fields[1:]) if champ!=''])

   361

        standard_funtions_input_variables[variable_from_csv['name']] = variable_from_csv['type']

   362

    return standard_funtions_input_variables

   363

   364

"""

   365

translate .csv file input declaration into PLCOpenEditor interessting values

   366

in : "(ANY_NUM, ANY_NUM)" and { ParameterName: Type, ...}

   367

return [("IN1","ANY_NUM","none"),("IN2","ANY_NUM","none")] 

   368

"""

   369

def csv_input_translate(str_decl, variables, base):

   370

    decl = str_decl.replace('(','').replace(')','').replace(' ','').split(',')

   371

    params = []

   372

   373

    len_of_not_predifined_variable = len([True for param_type in decl if param_type not in variables])

   374

   375

    for param_type in decl:

   376

        if param_type in variables.keys():

   377

            param_name = param_type

   378

            param_type = variables[param_type]

   379

        elif len_of_not_predifined_variable > 1:

   380

            param_name = "IN%d"%base

   381

            base += 1

   382

        else:

   383

            param_name = "IN"

   384

        params.append((param_name, param_type, "none"))

   385

    return params

   386

   387

   388

ANY_TO_ANY_LIST=[

   389

        # simple type conv are let as C cast

   390

        (("ANY_NUM","ANY_BIT"),("ANY_NUM","ANY_BIT"), "(%(return_type)s)%(IN_value)s"),

   391

        # TO_TIME

   392

        (("ANY_INT","ANY_BIT"),("ANY_DATE","TIME"), "(%(return_type)s)__int_to_time(%(IN_value)s)"),

   393

        (("ANY_REAL",),("ANY_DATE","TIME"), "(%(return_type)s)__real_to_time(%(IN_value)s)"),

   394

        (("ANY_STRING",), ("ANY_DATE","TIME"), "(%(return_type)s)__string_to_time(%(IN_value)s)"),

   395

        # FROM_TIME

   396

        (("ANY_DATE","TIME"), ("ANY_REAL",), "(%(return_type)s)__time_to_real(%(IN_value)s)"),

   397

        (("ANY_DATE","TIME"), ("ANY_INT","ANY_NBIT"), "(%(return_type)s)__time_to_int(%(IN_value)s)"),

   398

        (("TIME",), ("ANY_STRING",), "(%(return_type)s)__time_to_string(%(IN_value)s)"),

   399

        (("DATE",), ("ANY_STRING",), "(%(return_type)s)__date_to_string(%(IN_value)s)"),

   400

        (("TOD",), ("ANY_STRING",), "(%(return_type)s)__tod_to_string(%(IN_value)s)"),

   401

        (("DT",), ("ANY_STRING",), "(%(return_type)s)__dt_to_string(%(IN_value)s)"),

   402

        # TO_STRING

   403

        (("BOOL",), ("ANY_STRING",), "(%(return_type)s)__bool_to_string(%(IN_value)s)"),

   404

        (("ANY_BIT",), ("ANY_STRING",), "(%(return_type)s)__bit_to_string(%(IN_value)s)"),

   405

        (("ANY_REAL",), ("ANY_STRING",), "(%(return_type)s)__real_to_string(%(IN_value)s)"),

   406

        (("ANY_SINT",), ("ANY_STRING",), "(%(return_type)s)__sint_to_string(%(IN_value)s)"),

   407

        (("ANY_UINT",), ("ANY_STRING",), "(%(return_type)s)__uint_to_string(%(IN_value)s)"),

   408

        # FROM_STRING

   409

        (("ANY_STRING",), ("BOOL",), "(%(return_type)s)__string_to_bool(%(IN_value)s)"),

   410

        (("ANY_STRING",), ("ANY_BIT",), "(%(return_type)s)__string_to_bit(%(IN_value)s)"),

   411

        (("ANY_STRING",), ("ANY_SINT",), "(%(return_type)s)__string_to_sint(%(IN_value)s)"),

   412

        (("ANY_STRING",), ("ANY_UINT",), "(%(return_type)s)__string_to_uint(%(IN_value)s)"),

   413

        (("ANY_STRING",), ("ANY_REAL",), "(%(return_type)s)__string_to_real(%(IN_value)s)")]

   414

   415

   416

BCD_TO_ANY_LIST=[

   417

        (("BYTE",),("USINT",), "(%(return_type)s)__bcd_to_uint(%(IN_value)s)"),

   418

        (("WORD",),("UINT",), "(%(return_type)s)__bcd_to_uint(%(IN_value)s)"),

   419

        (("DWORD",),("UDINT",), "(%(return_type)s)__bcd_to_uint(%(IN_value)s)"),

   420

        (("LWORD",),("ULINT",), "(%(return_type)s)__bcd_to_uint(%(IN_value)s)")]

   421

   422

   423

ANY_TO_BCD_LIST=[

   424

        (("USINT",),("BYTE",), "(%(return_type)s)__uint_to_bcd(%(IN_value)s)"),

   425

        (("UINT",),("WORD",), "(%(return_type)s)__uint_to_bcd(%(IN_value)s)"),

   426

        (("UDINT",),("DWORD",), "(%(return_type)s)__uint_to_bcd(%(IN_value)s)"),

   427

        (("ULINT",),("LWORD",), "(%(return_type)s)__uint_to_bcd(%(IN_value)s)")]

   428

   429

   430

def ANY_TO_ANY_FORMAT_GEN(any_to_any_list, fdecl):

   431

   432

    for (InTypes, OutTypes, Format) in any_to_any_list:

   433

        outs = reduce(lambda a,b: a or b, map(lambda testtype : IsOfType(fdecl["outputs"][0][1],testtype), OutTypes))

   434

        inps = reduce(lambda a,b: a or b, map(lambda testtype : IsOfType(fdecl["inputs"][0][1],testtype), InTypes))

   435

        if inps and outs and fdecl["outputs"][0][1] != fdecl["inputs"][0][1]:

   436

             return Format

   437

   438

    return None

   439

   440

   441

"""

   442

Returns this kind of declaration for all standard functions

   443

   444

            [{"name" : "Numerical", 'list': [   {   

   445

                'baseinputnumber': 1,

   446

                'comment': 'Addition',

   447

                'extensible': True,

   448

                'inputs': [   ('IN1', 'ANY_NUM', 'none'),

   449

                              ('IN2', 'ANY_NUM', 'none')],

   450

                'name': 'ADD',

   451

                'outputs': [('OUT', 'ANY_NUM', 'none')],

   452

                'type': 'function'}, ...... ] },.....]

   453

"""

   454

def get_standard_funtions(table):

   455

   456

    variables = get_standard_funtions_input_variables(table)

   457

   458

    fonctions = find_section("Standard_functions_type",table)

   459

   460

    Standard_Functions_Decl = []

   461

    Current_section = None

   462

   463

    translate = {

   464

            "extensible" : lambda x: {"yes":True, "no":False}[x],

   465

            "inputs" : lambda x:csv_input_translate(x,variables,baseinputnumber),

   466

            "outputs":lambda x:[("OUT",x,"none")]}

   467

   468

    for fields in table:

   469

        if fields[1]:

   470

            # If function section name given

   471

            if fields[0]:

   472

                Current_section = {"name" : fields[0], "list" : []}

   473

                Standard_Functions_Decl.append(Current_section)

   474

                Function_decl_list = []

   475

            if Current_section:

   476

                Function_decl = dict([(champ, val) for champ, val in zip(fonctions, fields[1:]) if champ])

   477

                Function_decl["generate"] = generate_block

   478

                Function_decl["initialise"] = lambda x,y:[]

   479

                baseinputnumber = int(Function_decl.get("baseinputnumber",1))

   480

                Function_decl["baseinputnumber"] = baseinputnumber

   481

                for param, value in Function_decl.iteritems():

   482

                    if param in translate:

   483

                        Function_decl[param] = translate[param](value)

   484

                Function_decl["type"] = "function"

   485

   486

                if Function_decl["name"].startswith('*') or Function_decl["name"].endswith('*') :

   487

                    input_ovrloading_types = GetSubTypes(Function_decl["inputs"][0][1])

   488

                    output_types = GetSubTypes(Function_decl["outputs"][0][1])

   489

                else:

   490

                    input_ovrloading_types = [None]

   491

                    output_types = [None]

   492

   493

                funcdeclname_orig = Function_decl["name"]

   494

                funcdeclname = Function_decl["name"].strip('*_')

   495