| 1 | #!/usr/bin/perl |
1 | #!/usr/bin/perl |
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2 | |
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3 | <<EOF; |
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4 | finger |
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5 | localhost |
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6 | root |
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7 | finger |
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8 | localhost |
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9 | root |
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10 | EOF |
| 2 | |
11 | |
| 3 | use Coro; |
12 | use Coro; |
| 4 | use Coro::Event; |
13 | use Coro::Event; |
| 5 | |
14 | |
| 6 | sub keyboard : Coro { |
15 | #$Event::DebugLevel = 4; |
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16 | |
| 7 | my $w = Coro::Event->io(fd => *STDIN, poll => 'r'); |
17 | my $stdin = Coro::Event->io(fd => \*STDIN, poll => 'r'); |
| 8 | while() { |
18 | |
| 9 | print "cmd> "; |
19 | sub finger { |
| 10 | my $ev = $w->next; my $cmd = <STDIN>; |
20 | my $host = shift; |
| 11 | print "data> "; |
21 | my $user = shift; |
| 12 | my $ev = $w->next; my $data = <STDIN>; |
22 | use IO::Socket::INET; |
| 13 | } |
23 | # is there ANY way to do non-blocking connects with IO::Socket::INET? |
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24 | # I don't see how... |
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25 | my $io = new IO::Socket::INET PeerAddr => "$host:finger"; |
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26 | $io or die; |
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27 | syswrite $io, "$user\n"; |
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28 | my $r = Coro::Event->io(fd => $io, poll => 'r'); |
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29 | my $buf; |
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30 | $r->next while 0 != sysread $io, $buf, 8192, length $buf; |
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31 | #do_timer(after => 5); |
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32 | print $buf; |
| 14 | } |
33 | } |
| 15 | |
34 | |
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35 | sub kbdline { |
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36 | $stdin->next; |
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37 | my $x = <STDIN>; chomp $x; $x; |
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38 | } |
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39 | |
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40 | sub keyboard : Coro { |
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41 | $|=1; |
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42 | while() { |
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43 | print "cmd> "; my $cmd = kbdline; |
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44 | if ($cmd eq "finger") { |
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45 | print "user> "; my $user = kbdline; |
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46 | print "host> "; my $host = kbdline; |
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47 | async { finger(@_) } $user, $host; |
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48 | } elsif ($cmd eq "quit") { |
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49 | unloop(777); |
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50 | terminate; |
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51 | } else { |
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52 | print "enter command, either 'finger' or 'quit'\n"; |
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53 | } |
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54 | } |
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55 | } |
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56 | |
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57 | sub timer : Coro { |
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58 | my $w = Coro::Event->timer(interval => 0.001, hard => 1); |
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59 | use Time::HiRes qw(time); |
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60 | while () { |
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61 | $w->next; |
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62 | print "\e7\e[A\10\10\10 <time ",time,"> \e8"; |
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63 | }; |
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64 | } |
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65 | |
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66 | print "unlooped with value: ",loop(),"\n"; |
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67 | |
