waf/waflib/fixpy2.py

72 lines
1.3 KiB
Python

#!/usr/bin/env python
# encoding: utf-8
# Thomas Nagy, 2010 (ita)
"""
burn a book, save a tree
"""
import os
all_modifs = {}
def fixdir(dir):
"""call all the substitution functions on the waf folders"""
global all_modifs
for k in all_modifs:
for v in all_modifs[k]:
modif(os.path.join(dir, 'waflib'), k, v)
def modif(dir, name, fun):
"""execute a substitution function"""
if name == '*':
lst = []
for y in '. Tools extras'.split():
for x in os.listdir(os.path.join(dir, y)):
if x.endswith('.py'):
lst.append(y + os.sep + x)
for x in lst:
modif(dir, x, fun)
return
filename = os.path.join(dir, name)
f = open(filename, 'r')
try:
txt = f.read()
finally:
f.close()
txt = fun(txt)
f = open(filename, 'w')
try:
f.write(txt)
finally:
f.close()
def subst(*k):
"""register a substitution function"""
def do_subst(fun):
global all_modifs
for x in k:
try:
all_modifs[x].append(fun)
except KeyError:
all_modifs[x] = [fun]
return fun
return do_subst
@subst('*')
def r1(code):
"utf-8 fixes for python < 2.6"
code = code.replace('as e:', ',e:')
code = code.replace(".decode(sys.stdout.encoding or 'iso8859-1')", '')
code = code.replace('.encode()', '')
return code
@subst('Runner.py')
def r4(code):
"generator syntax"
code = code.replace('next(self.biter)', 'self.biter.next()')
return code