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From: | sandmann AT clio DOT rice DOT edu (Charles Sandmann) |
Message-Id: | <10110121149.AA14915@clio.rice.edu> |
Subject: | Re: 4NT pipe problems [was Re: First round of XP tests] |
To: | eliz AT is DOT elta DOT co DOT il |
Date: | Fri, 12 Oct 2001 06:49:13 -0500 (CDT) |
Cc: | tim DOT van DOT holder AT pandora DOT be, djgpp-workers AT delorie DOT com, acottrel AT ihug DOT com DOT au |
In-Reply-To: | <2427-Fri12Oct2001082440+0200-eliz@is.elta.co.il> from "Eli Zaretskii" at Oct 12, 2001 08:24:40 AM |
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> > From: sandmann AT clio DOT rice DOT edu (Charles Sandmann) > > Date: Thu, 11 Oct 2001 22:25:26 -0500 (CDT) > > > > More interesting information. If the second image in the pipe does > > not use the pipe (such as djecho hi | djecho low) it does not hang. > > Dev info on handle zero when piped in 4nt shows 0 (a bogus value > > as expected). I suspect some operation we are doing on this pipe > > is causing us to hang (something in fstat?) > > It cannot be `fstat', I think, because the only library functions > which call `fstat' are `link' and fpathconf. And djecho doesn't call > these, IIRC. djecho doesn't hang when used as the downstream either (since it does not touch stdin/handle 0). > It would help to know where exactly (in what library function) does > the thing hang. On the list of things to do ...
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