check if socket is connected..

loze · Post by **loze** » Thu May 30, 2002 10:35 am

how do i check if $sock is connected.

set sock [socket soundic-radio.big.du.se 7778]

errors:
[14:43] couldn't open socket: connection refused
[14:43] TCL error in script for 'timer470':

ppslim · Post by **ppslim** » Thu May 30, 2002 11:49 am

If the script throws a wobbler like that, then it failed to connect, else it worked.

Use the catch command to let the error occur, but let the script continue.

The catch command will return 1 if the command worked fine, on error it will return 0.

loze · Post by **loze** » Thu May 30, 2002 3:39 pm

anything like this?

if {[catch {set sock [socket soundic-radio.big.du.se 7778]}] != 0} {

<font size=-1>[ This Message was edited by: loze on 2002-05-30 13:42 ]</font>