--- a/PLCGenerator.py Thu Dec 10 12:26:06 2009 +0100
+++ b/PLCGenerator.py Thu Dec 10 16:37:11 2009 +0100
@@ -249,10 +249,12 @@
for varlist in configuration.getglobalVars():
# Generate variable block with modifier
config += [(" VAR_GLOBAL", ())]
- if varlist.getretain():
- config += [(" RETAIN", (tagname, "variable", (var_number, var_number + len(varlist.getvariable())), "retain"))]
if varlist.getconstant():
config += [(" CONSTANT", (tagname, "variable", (var_number, var_number + len(varlist.getvariable())), "constant"))]
+ elif varlist.getretain():
+ config += [(" RETAIN", (tagname, "variable", (var_number, var_number + len(varlist.getvariable())), "retain"))]
+ elif varlist.getretain():
+ config += [(" NON_RETAIN", (tagname, "variable", (var_number, var_number + len(varlist.getvariable())), "non_retain"))]
config += [("\n", ())]
# Generate any variable of this block
for var in varlist.getvariable():
@@ -302,10 +304,12 @@
for varlist in resource.getglobalVars():
# Generate variable block with modifier
resrce += [(" VAR_GLOBAL", ())]
- if varlist.getretain():
- resrce += [(" RETAIN", (tagname, "variable", (var_number, var_number + len(varlist.getvariable())), "retain"))]
if varlist.getconstant():
resrce += [(" CONSTANT", (tagname, "variable", (var_number, var_number + len(varlist.getvariable())), "constant"))]
+ elif varlist.getretain():
+ resrce += [(" RETAIN", (tagname, "variable", (var_number, var_number + len(varlist.getvariable())), "retain"))]
+ elif varlist.getnonretain():
+ resrce += [(" NON_RETAIN", (tagname, "variable", (var_number, var_number + len(varlist.getvariable())), "non_retain"))]
resrce += [("\n", ())]
# Generate any variable of this block
for var in varlist.getvariable():
@@ -471,7 +475,7 @@
# Test if a variable has already been defined
def IsAlreadyDefined(self, name):
- for list_type, retain, constant, located, vars in self.Interface:
+ for list_type, option, located, vars in self.Interface:
for var_type, var_name, var_address, var_initial in vars:
if name == var_name:
return True
@@ -479,7 +483,7 @@
# Return the type of a variable defined in interface
def GetVariableType(self, name):
- for list_type, retain, constant, located, vars in self.Interface:
+ for list_type, option, located, vars in self.Interface:
for var_type, var_name, var_address, var_initial in vars:
if name == var_name:
return var_type
@@ -592,12 +596,18 @@
located.append((vartype_content["name"], var.getname(), address, initial_value))
else:
variables.append((vartype_content["name"], var.getname(), None, initial_value))
+ if varlist["value"].getconstant():
+ option = "CONSTANT"
+ elif varlist["value"].getretain():
+ option = "RETAIN"
+ elif varlist["value"].getnonretain():
+ option = "NON_RETAIN"
+ else:
+ option = None
if len(variables) > 0:
- self.Interface.append((varTypeNames[varlist["name"]], varlist["value"].getretain(),
- varlist["value"].getconstant(), False, variables))
+ self.Interface.append((varTypeNames[varlist["name"]], option, False, variables))
if len(located) > 0:
- self.Interface.append((varTypeNames[varlist["name"]], varlist["value"].getretain(),
- varlist["value"].getconstant(), True, located))
+ self.Interface.append((varTypeNames[varlist["name"]], option, True, located))
def ComputeConnectionTypes(self, pou):
body = pou.getbody()
@@ -951,14 +961,14 @@
return expression
def AddTrigger(self, edge, expression, var_info):
- if self.Interface[-1][0] != "VAR" or self.Interface[-1][1] or self.Interface[-1][2] or self.Interface[-1][3]:
- self.Interface.append(("VAR", False, False, False, []))
+ if self.Interface[-1][0] != "VAR" or self.Interface[-1][1] is not None or self.Interface[-1][2]:
+ self.Interface.append(("VAR", None, False, []))
i = 1
name = "%s%d"%(edge, i)
while self.IsAlreadyDefined(name):
i += 1
name = "%s%d"%(edge, i)
- self.Interface[-1][4].append((edge, name, None, None))
+ self.Interface[-1][3].append((edge, name, None, None))
self.Program += [(self.CurrentIndent, ()), (name, var_info), ("(CLK := ", ())]
self.Program += expression
self.Program += [(");\n", ())]
@@ -1256,12 +1266,10 @@
if len(self.Program) == 0 :
raise PLCGenException, _("No body defined in \"%s\" POU")%self.Name
var_number = 0
- for list_type, retain, constant, located, variables in self.Interface:
+ for list_type, option, located, variables in self.Interface:
program += [(" %s"%list_type, ())]
- if retain:
- program += [(" RETAIN", (self.TagName, "variable", (var_number, var_number + len(variables)), "retain"))]
- if constant:
- program += [(" CONSTANT", (self.TagName, "variable", (var_number, var_number + len(variables)), "constant"))]
+ if option is not None:
+ program += [(" %s"%option, (self.TagName, "variable", (var_number, var_number + len(variables)), option.lower()))]
program += [("\n", ())]
for var_type, var_name, var_address, var_initial in variables:
program += [(" ", ())]