Linux test command
Linux test command
https://www.computerhope.com/unix/test.htm
-s FILE FILE exists and has a size greater than zero
-S FILE FILE exists and is a socket
-L FILE FILE exists and is a symbolic link (same as -h)
https://www.computerhope.com/unix/test.htm
-s FILE FILE exists and has a size greater than zero
-S FILE FILE exists and is a socket
-L FILE FILE exists and is a symbolic link (same as -h)