How to find out if the server is postgres slave ??

From command line, is there any way to find out if the server is actually a
slave server not master ??

I am writing some script, so for sanity check purpose   , i need to know if
the server the server i am on , its actually slave

thanks for your help.





--
View this message in context:
http://postgresql.1045698.n5.nabble.com/How-to-find-out-if-the-server-is-postgres-slave-tp5730418.html
Sent from the PostgreSQL - general mailing list archive at Nabble.com.