Artifact
3142c947793d378235f43231308978fde3b3b180c04077892099ae1ed1485b71:
Attachment "flushchannel.tcl" to
ticket [d481f15516]
added by
anonymous
2019-12-27 11:21:54.
0000: 23 21 2f 75 73 72 2f 62 69 6e 2f 74 63 6c 73 68 #!/usr/bin/tclsh
0010: 0a 0a 70 61 63 6b 61 67 65 20 72 65 71 75 69 72 ..package requir
0020: 65 20 54 68 72 65 61 64 0a 0a 70 72 6f 63 20 63 e Thread..proc c
0030: 6f 6e 6e 65 63 74 65 64 20 7b 66 64 7d 20 7b 0a onnected {fd} {.
0040: 20 20 20 20 63 6c 6f 73 65 20 24 66 64 0a 20 20 close $fd.
0050: 20 20 65 78 69 74 0a 7d 0a 0a 23 20 54 72 75 65 exit.}..# True
0060: 3a 20 75 73 65 20 6d 61 69 6e 20 74 68 72 65 61 : use main threa
0070: 64 2c 20 46 61 6c 73 65 3a 20 75 73 65 20 68 65 d, False: use he
0080: 6c 70 65 72 20 74 68 72 65 61 64 0a 69 66 20 7b lper thread.if {
0090: 66 61 6c 73 65 7d 20 7b 0a 20 20 20 20 73 65 74 false} {. set
00a0: 20 73 6f 63 6b 20 5b 73 6f 63 6b 65 74 20 2d 61 sock [socket -a
00b0: 73 79 6e 63 20 64 6e 73 2e 67 6f 6f 67 6c 65 20 sync dns.google
00c0: 35 33 5d 0a 7d 20 65 6c 73 65 20 7b 0a 20 20 20 53].} else {.
00d0: 20 73 65 74 20 74 69 64 20 5b 74 68 72 65 61 64 set tid [thread
00e0: 3a 3a 63 72 65 61 74 65 5d 0a 20 20 20 20 73 65 ::create]. se
00f0: 74 20 73 6f 63 6b 20 5b 74 68 72 65 61 64 3a 3a t sock [thread::
0100: 73 65 6e 64 20 24 74 69 64 20 7b 0a 09 73 65 74 send $tid {..set
0110: 20 66 64 20 5b 73 6f 63 6b 65 74 20 2d 61 73 79 fd [socket -asy
0120: 6e 63 20 64 6e 73 2e 67 6f 6f 67 6c 65 20 35 33 nc dns.google 53
0130: 5d 0a 09 74 68 72 65 61 64 3a 3a 64 65 74 61 63 ]..thread::detac
0140: 68 20 24 66 64 0a 09 73 65 74 20 66 64 0a 20 20 h $fd..set fd.
0150: 20 20 7d 5d 0a 20 20 20 20 74 68 72 65 61 64 3a }]. thread:
0160: 3a 61 74 74 61 63 68 20 24 73 6f 63 6b 0a 7d 0a :attach $sock.}.
0170: 0a 66 69 6c 65 65 76 65 6e 74 20 24 73 6f 63 6b .fileevent $sock
0180: 20 77 72 69 74 61 62 6c 65 20 5b 6c 69 73 74 20 writable [list
0190: 63 6f 6e 6e 65 63 74 65 64 20 24 73 6f 63 6b 5d connected $sock]
01a0: 0a 76 77 61 69 74 20 66 6f 72 65 76 65 72 0a .vwait forever.
