socket resource

From The x3270 Wiki
Type Default Option: -socket sets to true
Boolean false x3270 c3270 s3270 b3270

(POSIX only)

When true, the emulator will create a Unix-domain socket than can be used by an external script to control the session. The name of the socket is /tmp/x3sck.pid. The socket uses the s3270 protocol. The -p option of the x3270if command can be used to connect to this socket.