1 files changed, 64 insertions, 0 deletions
diff --git a/waflib/fixpy2.py b/waflib/fixpy2.py
new file mode 100644
index 00000000..24176e06
--- /dev/null
+++ b/waflib/fixpy2.py
@@ -0,0 +1,64 @@
+#!/usr/bin/env python
+# encoding: utf-8
+# Thomas Nagy, 2010-2018 (ita)
+
+from __future__ import with_statement
+
+import os
+
+all_modifs = {}
+
+def fixdir(dir):
+	"""Call all substitution functions on Waf folders"""
+	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)
+	with open(filename, 'r') as f:
+		txt = f.read()
+
+	txt = fun(txt)
+
+	with open(filename, 'w') as f:
+		f.write(txt)
+
+def subst(*k):
+	"""register a substitution function"""
+	def do_subst(fun):
+		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]")
+