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32172: regression test for 32171

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Barton E. Schaefer 2013-12-21 12:53:59 -08:00
parent 9887fc3d7b
commit 21be065ddf
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ChangeLog
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@ -1,5 +1,7 @@
2013-12-20 Barton E. Schaefer <schaefer@zsh.org>
* 32172; Test/A05execution.ztst: regression test for 32171
* 32171: Src/exec.c: fix leaked pipe descriptor that could
deadlock a pipeline from a complex shell construct or function
into an external command

12
Test/A05execution.ztst
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@ -202,3 +202,15 @@ F:the bug is still there or it reappeared. See workers-29973 for details.
0:Check $pipestatus with a known difficult case
>1 0 1 0 0
F:This similar test was triggering a reproducible failure with pipestatus.
{ unsetopt MONITOR } 2>/dev/null
coproc { read -Et 5 || kill -INT $$ }
print -u $ZTST_fd 'This test takes 5 seconds to fail...'
{ printf "%d\n" {1..20000} } | ( read -E )
print -p done
read -Ep
0:Bug regression: piping a shell construct to an external process may hang
>1
>done
F:This test checks for a file descriptor leak that could cause the left
F:side of a pipe to block on write after the right side has exited