The /bin/true Command and Copyright

One of the fun examples among all the copyright fuss is the extreme example of copyright claims made by AT&T some time in the 1980s. It's the /bin/true program. This is a "dummy" library program whose main function is to make it easy to write infinite loops (while true do ...) in shells scripts. The "true" program does nothing; it merely exits with a zero exit status. This can be done with an empt

[gugod]

只有 AT&T 能寫空行囉