From mboxrd@z Thu Jan 1 00:00:00 1970 X-Spam-Checker-Version: SpamAssassin 3.4.4 (2020-01-24) on polar.synack.me X-Spam-Level: X-Spam-Status: No, score=-1.9 required=5.0 tests=BAYES_00,FREEMAIL_FROM autolearn=ham autolearn_force=no version=3.4.4 X-Google-Language: ENGLISH,ASCII-7-bit X-Google-Thread: 103376,bc90e355ba0a1f8f X-Google-Attributes: gid103376,public X-Google-ArrivalTime: 2003-11-08 15:09:47 PST Path: archiver1.google.com!news2.google.com!news.maxwell.syr.edu!newsgate.cistron.nl!news2.euro.net!newsfeed.wxs.nl!textnews.wxs.nl!not-for-mail From: "Ruben Stranders" Newsgroups: comp.lang.ada Subject: Re: Ada multi-threaded programs do not terminate under RedHat Linux Date: Sun, 9 Nov 2003 00:09:29 +0100 Organization: Planet Internet Message-ID: References: <43f0a81.0311071228.6620c6c2@posting.google.com> NNTP-Posting-Host: ip503c1133.speed.planet.nl X-Trace: reader10.wxs.nl 1068333110 5422 80.60.17.51 (8 Nov 2003 23:11:50 GMT) X-Complaints-To: abuse@planet.nl NNTP-Posting-Date: 8 Nov 2003 23:11:50 GMT X-Priority: 3 X-MSMail-Priority: Normal X-Newsreader: Microsoft Outlook Express 6.00.2800.1158 X-MimeOLE: Produced By Microsoft MimeOLE V6.00.2800.1165 Xref: archiver1.google.com comp.lang.ada:2267 Date: 2003-11-08T23:11:50+00:00 List-Id: I get the following output: Start 1 Start 2 Finish 2 Finish 1 (Program doesn't terminate, have to kill it with Ctrl-C) This indicates that the procedure test is never called. Ruben "Dennis Lee Bieber" wrote in message news:fhnv71-s24.ln1@beastie.ix.netcom.com... > Ruben Stranders fed this fish to the penguins on Saturday 08 November > 2003 01:49 am: > > > > [strand00@atlas rts]$ ./test > > Start 1 > > Finish 1 > > Start 2 > > Finish 2 > > =================== > > > > This is *very* strange.... > > > One more variation, with a much longer timing loop, and a bit more > stuff going on inside. > > with ada.text_io; use ada.text_io; > > procedure test is > task type counter(ID : integer); > > task body counter is > i : integer := 0; > begin > put("Start "); put_line(integer'image(ID)); > while i < 10_000_000 loop > i := i + 1; > end loop; > put("Finish "); put_line(integer'image(ID)); > end; > > task1 : counter(1); > task2 : counter(2); > > procedure adummy is > task3 : counter(3); > task4 : counter(4); > begin > put_line("adummy"); > end; > > begin > put_line("Test"); > adummy; > put_line("End it"); > end test; > > My output looks like: > > [wulfraed@beastie ada]$ ./test > Start 1 > Test > Start 2 > Start 3 > adummy > Start 4 > Finish 1 > Finish Finish 2 > 3 > Finish 4 > End it > > Notice how 2 and 3 overlapped the I/O (since the "Finish" and the ID > are separate calls). > > Try something like this one, AND try redirecting the output to a text > file. I'm wondering if the RH9 console I/O system might be overwriting > part of your output -- redirecting, as in > > [wulfraed@beastie ada]$ ./test >test.log > > would give you a file you can look at with a binary editor. At the very > least, if you get 3 and 4 output you've shown that the main procedure > /is/ executing, but then have to figure out why the tasks are getting > to stdout, but not the main... > > -- > > ============================================================== < > > wlfraed@ix.netcom.com | Wulfraed Dennis Lee Bieber KD6MOG < > > wulfraed@dm.net | Bestiaria Support Staff < > > ============================================================== < > > Bestiaria Home Page: http://www.beastie.dm.net/ < > > Home Page: http://www.dm.net/~wulfraed/ < >