On Wed, Sep 21, 2005 at 09:13:09AM -0500, Tom Rodman wrote: >All: > >I'm using the 9/19 snapshot. The sleep in the below test script seems to >be required, otherwise the script could be simplified and still >cause errors. > >The test script works (always?) without errors on 1.3.20.
1.3.20? That is at least three years old. There is nothing useful that can be derived from quoting a regression from a version which is that old. I can't reproduce this, even with 81 repetitions instead of 9. Please see the snapshot reporting guidelines that I requested at http://sources.redhat.com/ml/cygwin/2005-09/msg00419.html . cgf >Here are a couple of test runs: > > ~ $ /tmp/test > x: 1 > x: 2 > x: 3 > x: 4 > x: 5 > x: 6 > x: 7 > x: 8 > x: 9 > 896 [main] bash 6544 fork_parent: child 6680 died waiting for longjmp > before initialization > /tmp/test: fork: No such file or directory > > all done > ~ $ /tmp/test > x: 1 > x: 2 > x: 3 > x: 4 > x: 5 > x: 6 > x: 7 > x: 8 > x: 9 > /tmp/test: fork: No such file or directory > 812 [main] bash 7028 fork_parent: child 3576 died waiting for longjmp > before initialization > /tmp/test: fork: Bad file descriptor > > all done > >-- >With a real (ie useful) script (that also involved a sleep) I was able to >get similar(?) errors after running only 5 instances of that >script in parallel. > > >"do nothing" test script: >--v-v------------------C-U-T---H-E-R-E-------------------------v-v-- >#!/bin/bash > >bar() >{ > > foo=$( > echo $( > perl -pe '1;' /etc/passwd| > tee /dev/null| > (sleep 7;tr '[A-Z]' '[a-z]') | > tail -1 > ) > ) > > echo foo: $foo >/dev/null > >} > > >for x in 1 2 3 4 5 6 7 8 9 >do > echo x: $x > bar & >done > >wait >echo >echo all done > > > > > >-- >Unsubscribe info: http://cygwin.com/ml/#unsubscribe-simple >Problem reports: http://cygwin.com/problems.html >Documentation: http://cygwin.com/docs.html >FAQ: http://cygwin.com/faq/ > -- Unsubscribe info: http://cygwin.com/ml/#unsubscribe-simple Problem reports: http://cygwin.com/problems.html Documentation: http://cygwin.com/docs.html FAQ: http://cygwin.com/faq/
