added some help

diff --git a/cmd/Commands_en.hlp b/cmd/Commands_en.hlp
index 7627c52d79a1ab61098765970f4b6a96d22dc9c4..bb0420865fb23144d50db50e9490116238e83824 100644 (file)
--- a/cmd/Commands_en.hlp
+++ b/cmd/Commands_en.hlp
@@ -633,6 +633,10 @@ Tell the system where you are. For example:-
 === 0^SET/WX^Allow WX messages to come out on your terminal
 === 0^UNSET/WX^Stop WX messages coming out on your terminal
 
+=== 0^SHOW/CALL <callsign>^Show any callbook details on a callsign
+This command queries an international callbook server on the internet
+and returns any information available for that callsign. 
+
 === 0^SHOW/DATE [<prefix>|<callsign>]^Show the local time 
 This is very nearly the same as SHOW/TIME, the only difference the format
 of the date string if no arguments are given.

diff --git a/cmd/show/call.pl b/cmd/show/call.pl
index 92a99234c2819f227f5cfc4a7ad5ddd84fe3d9e6..d230b626ad1c6823bfa2e718e2fc5617f61199c6 100644 (file)
--- a/cmd/show/call.pl
+++ b/cmd/show/call.pl
@@ -10,6 +10,8 @@ my @list = split /\s+/, $line;                      # generate a list of callsigns
 my $l;
 my @out;
 
+return (1, "SHOW/CALL <callsign>, e.g. SH/CALL g1tlh") unless @list;
+
 use Net::Telnet;
 
 my $t = new Net::Telnet;