--- loncom/lond	2001/08/24 21:09:53	1.50
+++ loncom/lond	2001/09/30 18:32:31	1.52
@@ -15,7 +15,8 @@
 # 03/15 Scott Harrison
 # 03/24 Gerd Kortemeyer
 # 04/02 Scott Harrison
-# 05/11,05/28 Gerd Kortemeyer
+# 05/11,05/28,08/30 Gerd Kortemeyer
+# 9/30 Scott Harrison
 #
 # based on "Perl Cookbook" ISBN 1-56592-243-3
 # preforker - server who forks first
@@ -366,7 +367,8 @@ sub make_new_child {
             my $clientip=inet_ntoa($iaddr);
             my $clientrec=($hostid{$clientip} ne undef);
             &logthis(
-"<font color=yellow>INFO: Connect from $clientip ($hostid{$clientip})</font>");
+"<font color=yellow>INFO: Connection $i, $clientip ($hostid{$clientip})</font>"
+            );
             my $clientok;
             if ($clientrec) {
 	      my $remotereq=<$client>;
@@ -470,8 +472,18 @@ sub make_new_child {
 				  (crypt($upass,$contentpwd) eq $contentpwd);
                           } elsif ($howpwd eq 'unix') {
                               $contentpwd=(getpwnam($uname))[1];
-                              $pwdcorrect=
-                                  (crypt($upass,$contentpwd) eq $contentpwd);
+			      my $pwauth_path="/usr/local/sbin/pwauth";
+			      unless ($contentpwd eq 'x') {
+				  $pwdcorrect=
+                                    (crypt($upass,$contentpwd) eq $contentpwd);
+			      }
+			      elsif (-e $pwauth_path) {
+				  open PWAUTH, "|$pwauth_path" or
+				      die "Cannot invoke authentication";
+				  print PWAUTH "$uname\n$upass\n";
+				  close PWAUTH;
+				  $pwdcorrect=!$?;
+			      }
                           } elsif ($howpwd eq 'krb4') {
                               $pwdcorrect=(
                                  Authen::Krb4::get_pw_in_tkt($uname,"",
@@ -1111,6 +1123,13 @@ sub make_new_child {
                        }
                        if ($ulsout eq '') { $ulsout='empty'; }
                        print $client "$ulsout\n";
+# ------------------------------------------------------------------ Hanging up
+                   } elsif (($userinput =~ /^exit/) ||
+                            ($userinput =~ /^init/)) {
+                       &logthis(
+      "Client $clientip ($hostid{$clientip}) hanging up: $userinput");
+                       print $client "bye\n";
+		       last;
 # ------------------------------------------------------------- unknown command
                    } else {
                        # unknown command