phone = linux_sample_env.Program('phone', 'phone.cpp')
speaker = linux_sample_env.Program('speaker', 'speaker.cpp')
Alias("GroupApp", group)
-Alias("ConCleintApp", musicplayer)
+Alias("MusicplayerApp", musicplayer)
Alias("PhoneApp", phone)
Alias("SpeakerApp", speaker)
env.AppendTarget('GroupApp')