diff -r ffa851df0825 -r 2fb8b9db1c86 symbian-qemu-0.9.1-12/python-2.6.1/Tools/modulator/genmodule.py --- /dev/null Thu Jan 01 00:00:00 1970 +0000 +++ b/symbian-qemu-0.9.1-12/python-2.6.1/Tools/modulator/genmodule.py Fri Jul 31 15:01:17 2009 +0100 @@ -0,0 +1,160 @@ +# +# Genmodule - A python program to help you build (template) modules. +# +# Usage: +# +# o = genmodule.object() +# o.name = 'dwarve object' +# o.abbrev = 'dw' +# o.funclist = ['new', 'dealloc', 'getattr', 'setattr'] +# o.methodlist = ['dig'] +# +# m = genmodule.module() +# m.name = 'beings' +# m.abbrev = 'be' +# m.methodlist = ['newdwarve'] +# m.objects = [o] +# +# genmodule.write(sys.stdout, m) +# +import sys +import os +import varsubst + +error = 'genmodule.error' + +# +# Names of functions in the object-description struct. +# +FUNCLIST = ['new', 'tp_dealloc', 'tp_print', 'tp_getattr', 'tp_setattr', + 'tp_compare', 'tp_repr', 'tp_hash', 'tp_call', 'tp_str'] +TYPELIST = ['tp_as_number', 'tp_as_sequence', 'tp_as_mapping', 'structure'] + +# +# writer is a base class for the object and module classes +# it contains code common to both. +# +class writer: + def __init__(self): + self._subst = None + + def makesubst(self): + if not self._subst: + if not self.__dict__.has_key('abbrev'): + self.abbrev = self.name + self.Abbrev = self.abbrev[0].upper()+self.abbrev[1:] + subst = varsubst.Varsubst(self.__dict__) + subst.useindent(1) + self._subst = subst.subst + + def addcode(self, name, fp): + ifp = self.opentemplate(name) + self.makesubst() + d = ifp.read() + d = self._subst(d) + fp.write(d) + + def opentemplate(self, name): + for p in sys.path: + fn = os.path.join(p, name) + if os.path.exists(fn): + return open(fn, 'r') + fn = os.path.join(p, 'Templates') + fn = os.path.join(fn, name) + if os.path.exists(fn): + return open(fn, 'r') + raise error, 'Template '+name+' not found for '+self._type+' '+ \ + self.name + +class module(writer): + _type = 'module' + + def writecode(self, fp): + self.addcode('copyright', fp) + self.addcode('module_head', fp) + for o in self.objects: + o.writehead(fp) + for o in self.objects: + o.writebody(fp) + new_ml = '' + for fn in self.methodlist: + self.method = fn + self.addcode('module_method', fp) + new_ml = new_ml + ( + '{"%s",\t(PyCFunction)%s_%s,\tMETH_VARARGS,\t%s_%s__doc__},\n' + %(fn, self.abbrev, fn, self.abbrev, fn)) + self.methodlist = new_ml + self.addcode('module_tail', fp) + +class object(writer): + _type = 'object' + def __init__(self): + self.typelist = [] + self.methodlist = [] + self.funclist = ['new'] + writer.__init__(self) + + def writecode(self, fp): + self.addcode('copyright', fp) + self.writehead(fp) + self.writebody(fp) + + def writehead(self, fp): + self.addcode('object_head', fp) + + def writebody(self, fp): + new_ml = '' + for fn in self.methodlist: + self.method = fn + self.addcode('object_method', fp) + new_ml = new_ml + ( + '{"%s",\t(PyCFunction)%s_%s,\tMETH_VARARGS,\t%s_%s__doc__},\n' + %(fn, self.abbrev, fn, self.abbrev, fn)) + self.methodlist = new_ml + self.addcode('object_mlist', fp) + + # Add getattr if we have methods + if self.methodlist and not 'tp_getattr' in self.funclist: + self.funclist.insert(0, 'tp_getattr') + + for fn in FUNCLIST: + setattr(self, fn, '0') + + # + # Special case for structure-access objects: put getattr in the + # list of functions but don't generate code for it directly, + # the code is obtained from the object_structure template. + # The same goes for setattr. + # + if 'structure' in self.typelist: + if 'tp_getattr' in self.funclist: + self.funclist.remove('tp_getattr') + if 'tp_setattr' in self.funclist: + self.funclist.remove('tp_setattr') + self.tp_getattr = self.abbrev + '_getattr' + self.tp_setattr = self.abbrev + '_setattr' + for fn in self.funclist: + self.addcode('object_'+fn, fp) + setattr(self, fn, '%s_%s'%(self.abbrev, fn[3:])) + for tn in TYPELIST: + setattr(self, tn, '0') + for tn in self.typelist: + self.addcode('object_'+tn, fp) + setattr(self, tn, '&%s_%s'%(self.abbrev, tn[3:])) + self.addcode('object_tail', fp) + +def write(fp, obj): + obj.writecode(fp) + +if __name__ == '__main__': + o = object() + o.name = 'dwarve object' + o.abbrev = 'dw' + o.funclist = ['new', 'tp_dealloc'] + o.methodlist = ['dig'] + m = module() + m.name = 'beings' + m.abbrev = 'be' + m.methodlist = ['newdwarve'] + m.objects = [o] + write(sys.stdout, m)