109             var = self.d.getVarFlag(key, "_content")
111             if var is not None:
112                 return var
268         var = loginfo['variable']
270         if var not in self.variables:
271             self.variables[var] = []
272         if not isinstance(self.variables[var], list):
274         if 'nodups' in loginfo and loginfo in self.variables[var]:
276         self.variables[var].append(loginfo.copy())
288     def variable(self, var):  argument
290         if var in self.variables:
291             varhistory.extend(self.variables[var])
294     def emit(self, var, oval, val, o, d):  argument
295         history = self.variable(var)
298         if var in d.overridedata:
299             for (r, override) in d.overridedata[var]:
304                     loginfo['variable'] = var
311                 o.write("#\n# $%s\n" % var)
313                 o.write("#\n# $%s [%d operations]\n" % (var, len(history)))
333             o.write("#\n# $%s\n#   [no history recorded]\n#\n" % var)
336     def get_variable_files(self, var):  argument
338         var_history = self.variable(var)
344     def get_variable_lines(self, var, f):  argument
346         var_history = self.variable(var)
354     def get_variable_refs(self, var):  argument
356         var_history = self.variable(var)
364     def get_variable_items_files(self, var):  argument
370         history = self.variable(var)
371         finalitems = (d.getVar(var) or '').split()
390     def del_var_history(self, var, f=None, line=None):  argument
392         if var in self.variables:
394 …        self.variables[var] = [ x for x in self.variables[var] if x['file']!=f and x['line']!=line]
396                 self.variables[var] = []
398 def _print_rename_error(var, loginfo, renamedvars, fullvar=None):  argument
404     if fullvar and fullvar != var:
408     renameinfo = renamedvars[var]
411         bb.erroronce('Variable %s %s%s' % (var, renameinfo, info))
413         bb.erroronce('Variable %s has been renamed to %s%s' % (var, renameinfo, info))
508     def initVar(self, var):  argument
510         if not var in self.dict:
511             self.dict[var] = {}
513     def _findVar(self, var):  argument
516             if var in dest:
517                 return dest[var], self.overridedata.get(var, None)
522         return None, self.overridedata.get(var, None)
524     def _makeShadowCopy(self, var):  argument
525         if var in self.dict:
528         local_var, _ = self._findVar(var)
531             self.dict[var] = copy.copy(local_var)
533             self.initVar(var)
535     def hasOverrides(self, var):  argument
536         return var in self.overridedata
538     def setVar(self, var, value, **loginfo):  argument
541 …  if not var.startswith("__anon_") and ("_append" in var or "_prepend" in var or "_remove" in var):
542             info = "%s" % var
549         shortvar = var.split(":", 1)[0]
551             _print_rename_error(shortvar, loginfo, self._var_renames, fullvar=var)
563         match  = __setvar_regexp__.match(var)
583             if ':' in var:
587                 self._setvar_update_overridevars(var, value)
590         if not var in self.dict:
591             self._makeShadowCopy(var)
594             if ":append" in self.dict[var]:
595                 del self.dict[var][":append"]
596             if ":prepend" in self.dict[var]:
597                 del self.dict[var][":prepend"]
598             if ":remove" in self.dict[var]:
599                 del self.dict[var][":remove"]
600             if var in self.overridedata:
603                 for (r, o) in self.overridedata[var]:
611                 del self.overridedata[var]
614         if ':' in var:
615             self._setvar_update_overrides(var, **loginfo)
618         self.dict[var]["_content"] = value
621         if var in self.overridevars:
622             self._setvar_update_overridevars(var, value)
624     def _setvar_update_overridevars(self, var, value):  argument
625         vardata = self.expandWithRefs(value, var)
638     def _setvar_update_overrides(self, var, **loginfo):  argument
640         override = var[var.rfind(':')+1:]
641         shortvar = var[:var.rfind(':')]
645             if [var, override] not in self.overridedata[shortvar]:
648                 self.overridedata[shortvar].append([var, override])
651                 override = var[shortvar.rfind(':')+1:]
652                 shortvar = var[:shortvar.rfind(':')]
656     def getVar(self, var, expand=True, noweakdefault=False, parsing=False):  argument
657         return self.getVarFlag(var, "_content", expand, noweakdefault, parsing)
701     def appendVar(self, var, value, **loginfo):  argument
704         self.setVar(var + ":append", value, ignore=True, parsing=True)
706     def prependVar(self, var, value, **loginfo):  argument
709         self.setVar(var + ":prepend", value, ignore=True, parsing=True)
711     def delVar(self, var, **loginfo):  argument
717         self.dict[var] = {}
718         if var in self.overridedata:
719             del self.overridedata[var]
720         if ':' in var:
721             override = var[var.rfind(':')+1:]
722             shortvar = var[:var.rfind(':')]
728                         self.overridedata[shortvar].remove([var, override])
733                     override = var[shortvar.rfind(':')+1:]
734                     shortvar = var[:shortvar.rfind(':')]
738     def setVarFlag(self, var, flag, value, **loginfo):  argument
741         if var == "BB_RENAMED_VARIABLES":
744         if var in self._var_renames:
745             _print_rename_error(var, loginfo, self._var_renames)
753         if not var in self.dict:
754             self._makeShadowCopy(var)
755         self.dict[var][flag] = value
757         if flag == "_defaultval" and ':' in var:
758             self._setvar_update_overrides(var, **loginfo)
759         if flag == "_defaultval" and var in self.overridevars:
760             self._setvar_update_overridevars(var, value)
767             self.dict["__exportlist"]["_content"].add(var)
769 … def getVarFlag(self, var, flag, expand=True, noweakdefault=False, parsing=False, retparser=False):  argument
771             cachename = var
776             cachename = var + "[" + flag + "]"
781         local_var, overridedata = self._findVar(var)
896     def delVarFlag(self, var, flag, **loginfo):  argument
899         local_var, _ = self._findVar(var)
902         if not var in self.dict:
903             self._makeShadowCopy(var)
905         if var in self.dict and flag in self.dict[var]:
911             del self.dict[var][flag]
913     def appendVarFlag(self, var, flag, value, **loginfo):  argument
917         newvalue = (self.getVarFlag(var, flag, False) or "") + value
918         self.setVarFlag(var, flag, newvalue, ignore=True)
920     def prependVarFlag(self, var, flag, value, **loginfo):  argument
924         newvalue = value + (self.getVarFlag(var, flag, False) or "")
925         self.setVarFlag(var, flag, newvalue, ignore=True)
927     def setVarFlags(self, var, flags, **loginfo):  argument
930         if not var in self.dict:
931             self._makeShadowCopy(var)
939             self.dict[var][i] = flags[i]
941     def getVarFlags(self, var, expand = False, internalflags=False):  argument
942         local_var, _ = self._findVar(var)
951                     flags[i] = self.expand(flags[i], var + "[" + i + "]")
957     def delVarFlags(self, var, **loginfo):  argument
959         if not var in self.dict:
960             self._makeShadowCopy(var)
962         if var in self.dict:
969             if "_content" in self.dict[var]:
970                 content  = self.dict[var]["_content"]
971                 self.dict[var]            = {}
972                 self.dict[var]["_content"] = content
974                 del self.dict[var]
1042         for var in self.overridedata:
1043             for (r, o) in self.overridedata[var]:
1045                     overrides.add(var)
1048                         overrides.add(var)
1066     def __setitem__(self, var, value):  argument
1067         self.setVar(var, value)
1069     def __delitem__(self, var):  argument
1070         self.delVar(var)