-Many fixes to windows build system with Mingw on Windows. Fixes #2690

platform/windows/detect.py

@@ -267,41 +267,7 @@ def configure(env):
 
 		# Workaround for MinGW. See:
 		# http://www.scons.org/wiki/LongCmdLinesOnWin32
-		if (os.name=="nt"):
-			import subprocess
-			
-			def mySubProcess(cmdline,env):
-				#print "SPAWNED : " + cmdline
-				startupinfo = subprocess.STARTUPINFO()
-				startupinfo.dwFlags |= subprocess.STARTF_USESHOWWINDOW
-				proc = subprocess.Popen(cmdline, stdin=subprocess.PIPE, stdout=subprocess.PIPE,
-					stderr=subprocess.PIPE, startupinfo=startupinfo, shell = False, env = env)
-				data, err = proc.communicate()
-				rv = proc.wait()
-				if rv:
-					print "====="
-					print err
-					print "====="
-				return rv
-				
-			def mySpawn(sh, escape, cmd, args, env):
-								
-				newargs = ' '.join(args[1:])
-				cmdline = cmd + " " + newargs
-				
-				rv=0
-				if len(cmdline) > 32000 and cmd.endswith("ar") :
-					cmdline = cmd + " " + args[1] + " " + args[2] + " "
-					for i in range(3,len(args)) :
-						rv = mySubProcess( cmdline + args[i], env )
-						if rv :
-							break	
-				else:				
-					rv = mySubProcess( cmdline, env )
-					
-				return rv
-				
-			env['SPAWN'] = mySpawn
+		env.use_windows_spawn_fix()
 
 		#build using mingw
 		if (os.name=="nt"):