[scons] fix various python2/3 incompatibilities

SConstruct

@@ -1,3 +1,4 @@
+from __future__ import print_function
 import os
 import re
 import string
@@ -5,6 +6,11 @@ import sys
 from copy import copy
 from stat import *
 
+try:
+	string_types = basestring
+except NameError:
+	string_types = str
+
 package = 'lighttpd'
 version = '1.4.48'
 
@@ -14,7 +20,7 @@ def underscorify(id):
 
 def fail(*args, **kwargs):
 	print(*args, file=sys.stderr, **kwargs)
-	env.Exit(-1)
+	sys.exit(-1)
 
 class Autoconf:
 	class RestoreEnvLibs:
@@ -91,7 +97,7 @@ class Autoconf:
 		if self.CheckCHeader(hdr):
 			# if we have a list of headers define HAVE_ only for last one
 			target = hdr
-			if not isinstance(target, basestring):
+			if not isinstance(target, string_types):
 				target = target[-1]
 			self.conf.env.Append(CPPFLAGS = [ '-DHAVE_' + underscorify(target) ])
 			return True
@@ -632,7 +638,7 @@ elif re.compile("darwin|aix").search(env['PLATFORM']):
 else:
 	env.Append(COMMON_LIB = False)
 
-versions = string.split(version, '.')
+versions = version.split('.')
 version_id = int(versions[0]) << 16 | int(versions[1]) << 8 | int(versions[2])
 env.Append(CPPFLAGS = [
 		'-DLIGHTTPD_VERSION_ID=' + hex(version_id),

src/SConscript

@@ -1,10 +1,15 @@
 import itertools
 import os
 import re
-import types
 from collections import OrderedDict
 from copy import copy
 
+try:
+	string_types = basestring
+except NameError:
+	string_types = str
+
+
 # search any file, not just executables
 def WhereIsFile(file, paths):
 	for d in paths:
@@ -22,7 +27,7 @@ def WhereIsFile(file, paths):
 	return None
 
 def FlattenLibs(libs):
-	if isinstance(libs, basestring):
+	if isinstance(libs, string_types):
 		return [libs]
 	else:
 		return [item for sublibs in libs for item in FlattenLibs(sublibs)]
@@ -173,7 +178,7 @@ staticinit = ''
 for module in modules.keys():
 	staticsrc += modules[module]['src']
 	staticinit += "PLUGIN_INIT(%s)\n"%module
-	if modules[module].has_key('lib'):
+	if 'lib' in modules[module]:
 		staticlib += modules[module]['lib']
 
 def WriteStaticPluginHeader(target, source, env):
@@ -227,7 +232,7 @@ f.close
 
 lddre = re.compile(r'^\s+lib([^=-]+)(?:-[\.0-9]+)?\.so\.[0-9]+ =>', re.MULTILINE)
 for libs in staticlib:
-	if type(libs) is types.StringType: libs = [ libs ]
+	if isinstance(libs, string_types): libs = [ libs ]
 	for lib in libs:
 		fullstaticlib += [ lib ]
 		solibpath = WhereIsFile('lib' + lib + '.so', paths = searchlibs)
@@ -293,7 +298,7 @@ env['SHLIBPREFIX'] = ''
 instlib = []
 for module in modules.keys():
 	libs = [ common_lib ]
-	if modules[module].has_key('lib'):
+	if 'lib' in modules[module]:
 		libs +=  modules[module]['lib']
 	instlib += env.SharedLibrary(module, modules[module]['src'], LIBS = GatherLibs(env, libs))
 env.Alias('modules', instlib)