2013/7/2 IOhannes m zmoelnig <[email protected]> > -----BEGIN PGP SIGNED MESSAGE----- > Hash: SHA1 > > On 2013-07-02 13:39, Antoine Villeret wrote: > > > > I realize that with iemnet's version of tcpclient/tcpserver, if two > > client connect at the same time to server, only on receive data > > not the other, > > that's a different bug, please report it. >
strangely I cannot reproduce it now, but when it happens i'll report it (please also report *this* bug in the sourceforge bugtracker for > "pure-data") > > ok, i'll do sorry, I was thinking pure-data bug tracker was only for pure-data bugs not for externals ones... > > > so I put a timeout to disconnect the client if no answer was > > received in a certain time and then reconnect > > > > i first make this with iemnet's tcpserver and I got a SIGPIPE on > > the server side (see my previous post) while I got SIGSEGV on the > > client side, here is the gdb backtrace : > > > > [New Thread 0x7fff7bfff700 (LWP 4478)] > > > > Program received signal SIGSEGV, Segmentation fault. [Switching to > > Thread 0x7fffc8ff9700 (LWP 4477)] 0x0000000000472963 in clock_set > > () (gdb) watchdog: signaling pd... > > tip: when running Pd in a debugger, always use "-nrt". > > general remark: to get a backtrace, please run "bt" in the debugger > (after the crash). > ok thanks for that, gdb is still a bit confusing for me > > > I think in the server side a signal(SIGPIPE, SIG_IGN); could help > > but I don't know where to put it (in tcpserver.c ? in > > iemlnet_sender.c or somewhere else ?) > > i don't think this is a good solution. > i would prefer something along the lines of "setsockopt(SO_NOSIGPIPE)" > and/or "send(..., MSG_NOSIGNAL)" - a solution that does not have > side-effects on the entire Pd. > ok > > > > > also I tested it with the mrpeach's version, it doesn't crash but > > the GUI hangs gdb doesn't tell anything, it continue to show thread > > creation and exiting > > > > also I'm using iemnet's first because it has a [port( method to > > change the binding port on the fly and I made a rebinding routing > > to choose an available port in a certain range both in server and > > in client side to prenvent connection error if port is still used > > after a crash for example > > > > I don't know how to go further with this, But I really need a > > reliable server for some project and for now I just have an > > headache :-) please tell me how i can help fixing this (and please > > note that I don't know anything on tcp communication...) > > btw, my experimental repository for iemnet is at [1]. > i added the MSG_NOSIGNAL flag (currently this is linux only), and the > server does not crash anymore, but the clients still do. > ok thanks I'll check it best regards a > > fgmasdr > IOhannes > > > > [1] https://github.com/umlaeute/pd-iemnet > > > > -----BEGIN PGP SIGNATURE----- > Version: GnuPG v1.4.12 (GNU/Linux) > Comment: Using GnuPG with Icedove - http://www.enigmail.net/ > > iEYEARECAAYFAlHSxSoACgkQkX2Xpv6ydvRiAwCgrn20fLBsSDaDxDODerVSEGiw > AG0An0u5PY21NryZawi/JdH3U02NOYAe > =mQ4d > -----END PGP SIGNATURE----- > > _______________________________________________ > Pd-dev mailing list > [email protected] > http://lists.puredata.info/listinfo/pd-dev >
_______________________________________________ Pd-dev mailing list [email protected] http://lists.puredata.info/listinfo/pd-dev
