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# -*- Mode: Python; py-indent-offset: 4 -*-
# this file contains code for loading up an override file. The override file
# provides implementations of functions where the code generator could not
# do its job correctly.
import sys, string, fnmatch
class Overrides:
def __init__(self, fp=sys.stdin):
self.ignores = {}
self.glob_ignores = []
self.overrides = {}
self.kwargs = {}
self.override_attrs = {}
self.headers = ''
self.init = ''
if fp == None: return
# read all the components of the file ...
bufs = map(string.strip, string.split(fp.read(), '%%'))
if bufs == ['']: return
for buf in bufs:
self.__parse_override(buf)
def __parse_override(self, buffer):
pos = string.find(buffer, '\n')
if pos >= 0:
line = buffer[:pos]
rest = buffer[pos+1:]
else:
line = buffer ; rest = ''
words = string.split(line)
if words[0] == 'ignore':
for func in words[1:]: self.ignores[func] = 1
for func in string.split(rest): self.ignores[func] = 1
elif words[0] == 'ignore-glob':
for func in words[1:]: self.glob_ignores.append(func)
for func in string.split(rest):
self.glob_ignores.append(func)
elif words[0] == 'override':
func = words[1]
if 'kwargs' in words[1:]:
self.kwargs[func] = 1
self.overrides[func] = rest
elif words[0] == 'override-attr':
attr = words[1]
self.override_attrs[attr] = rest
elif words[0] == 'headers':
self.headers = self.headers + '\n' + rest
elif words[0] == 'init':
self.init = self.init + '\n' + rest
def is_ignored(self, name):
if self.ignores.has_key(name):
return 1
for glob in self.glob_ignores:
if fnmatch.fnmatchcase(name, glob):
return 1
return 0
def is_overriden(self, name):
return self.overrides.has_key(name)
def override(self, name):
return self.overrides[name]
def wants_kwargs(self, name):
return self.kwargs.has_key(name)
def attr_is_overriden(self, attr):
return self.override_attrs.has_key(attr)
def attr_override(self, attr):
return self.override_attrs[attr]
def get_headers(self):
return self.headers
def get_init(self):
return self.init
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