waf/waflib/fixpy2.py

71 lines
1.4 KiB
Python

#!/usr/bin/env python
# encoding: utf-8
# Thomas Nagy, 2010-2016 (ita)
import os
all_modifs = {}
def fixdir(dir):
"""Call all substitution functions on 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):
"""Call 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'latin-1',errors='replace')", '')
return code.replace('.encode()', '')
@subst('Runner.py')
def r4(code):
"generator syntax"
return code.replace('next(self.biter)', 'self.biter.next()')
@subst('Context.py')
def r5(code):
return code.replace("('Execution failure: %s'%str(e),ex=e)", "('Execution failure: %s'%str(e),ex=e),None,sys.exc_info()[2]")