support python 3 for building

python 2.6 is no longer supported

git-svn-id: https://svn.code.sf.net/p/nsis/code/NSIS/trunk@6921 212acab6-be3b-0410-9dea-997c60f758d6

Contrib/NSIS Menu/SConscript

@@ -81,20 +81,20 @@ if env['PLATFORM'] != 'win32' and WhereIs('wx-config') or \
       nsis_menu[0].env.ParseConfig('wx-config --cxxflags --libs')
 
    # install menu files
-
-   env.DistributeMenu(html, alias='install-utils')
-   env.DistributeMenu(images, path='images', alias='install-utils')
-   if env['PLATFORM'] != 'win32':
-      env.DistributeBin(resources);
-
-else:
-   
+
+   env.DistributeMenu(html, alias='install-utils')
+   env.DistributeMenu(images, path='images', alias='install-utils')
+   if env['PLATFORM'] != 'win32':
+      env.DistributeBin(resources);
+
+else:
+   
    # no wxWidgets
    def err(target, source, env):
       if env['PLATFORM'] == 'win32':
-         print '*** error: WXWIN must be set to build NSIS Menu!'
+         print('*** error: WXWIN must be set to build NSIS Menu!')
       else:
-         print '*** error: wx-config must be in the PATH to build NSIS Menu!'
+         print('*** error: wx-config must be in the PATH to build NSIS Menu!')
       return 1
 
    cmd = env.Command(target, files, Action(err, ''))

Contrib/System/SConscript

@@ -50,7 +50,7 @@ elif (not msvc) and conf.TryCompile(src_ascpp, '.S'):
 elif (not msvc) and conf.TryCompile(src_ascpp, '.sx'):
 	files += ['Source/'+filename+'CPP.sx']
 else:
-	print 'WARNING: System.dll: unable to find assembler for '+filename+'.S'
+	print('WARNING: System.dll: unable to find assembler for '+filename+'.S')
 conf.Finish()
 
 BuildPlugin(

Docs/src/history.but

@@ -4,6 +4,10 @@
 
 Released on ??? ??rd, 20??
 
+\S1{v3.03-rn} Release Notes
+
+\b Building NSIS with Python 2.6 or older is no longer supported
+
 \S1{v3.03-cl} Changelog
 
 \S2{} Major Changes
@@ -18,6 +22,12 @@ Released on ??? ??rd, 20??
 
 \b Removed unused NSD_LB_Clear macro parameter
 
+\S2{} Build System
+
+\b Added support for Python 3
+
+\b Dropped support for Python 2.6 and older
+
 \H{v3.02.1} 3.02.1
 
 Released on July 31st, 2017

SCons/Tools/mstoolkit.py

@@ -229,7 +229,7 @@ def RegServerFunc(target, source, env):
 		if ret:
 			raise SCons.Errors.UserError, "Unable to register %s" % target[0]
 		else:
-			print "Registered %s sucessfully" % target[0]
+			print("Registered %s sucessfully" % target[0])
 		return ret
 	return 0
 

SCons/utils.py

@@ -27,7 +27,7 @@ def AddZLib(env, platform, alias='install-utils'):
 			if 'ZLIB_W32_NEW_DLL' in env and env['ZLIB_W32_NEW_DLL']:
 				env.DistributeW32Bin(env['ZLIB_W32_NEW_DLL'], alias=alias)
 		else:
-			print 'Please specify folder of zlib for Win32 via ZLIB_W32'
+			print('Please specify folder of zlib for Win32 via ZLIB_W32')
 			Exit(1)
 
 	# Avoid unnecessary configuring when cleaning targets 
@@ -35,7 +35,7 @@ def AddZLib(env, platform, alias='install-utils'):
 	if not env.GetOption('clean'):
 		conf = env.Configure()
 		if not conf.CheckLibWithHeader(zlib, 'zlib.h', 'c'):
-			print 'zlib (%s) is missing!' % (platform)
+			print('zlib (%s) is missing!' % (platform))
 			Exit(1)
 
 		env = conf.Finish()

Source/Tests/SConscript

@@ -157,7 +157,7 @@ else:
 	
 	# no CppUnit
 	def err(target, source, env):
-		print '*** error: CppUnit must be installed for testing!'
+		print('*** error: CppUnit must be installed for testing!')
 		return 1
 
 	cmd = env.Command(target, [tests], Action(err, ''))

Source/Tests/icons.py

@@ -20,7 +20,7 @@ def build(icon, unicon):
   pw, pr = popen2(r'C:\Progra~1\NSIS\makensis.exe -')
   pw.write(SCRIPT % locals())
   pw.close()
-  print pr.read()
+  print(pr.read())
 
 from glob import glob
 from os import system