[Bug 51719] New: _pclose() does not cause child stdin to report EOF
WineHQ Bugzilla
wine-bugs at winehq.org
Sat Sep 4 01:43:10 CDT 2021
https://bugs.winehq.org/show_bug.cgi?id=51719
Bug ID: 51719
Summary: _pclose() does not cause child stdin to report EOF
Product: Wine
Version: unspecified
Hardware: x86-64
OS: Linux
Status: UNCONFIRMED
Severity: normal
Priority: P2
Component: msvcrt
Assignee: wine-bugs at winehq.org
Reporter: andres at winehq.anarazel.de
Distribution: ---
Created attachment 70602
--> https://bugs.winehq.org/attachment.cgi?id=70602
regression test showing the bug
Hi,
Normally when the write end of a pipe is closed, the read end should see that
upon further reads. However wine's _popen()/_pclose() do not work that way - a
child's read from stdin blocks after the parent's _pclose().
I've attached a patch to the tests to show the problem. The tests hang, but
should succeed.
I reproduced this on git commit 8b9f1e12841298591387e2b7590191610a37986e
Regards,
Andres
PS: I encountered this because I was trying to fix a bug in the windows port of
postgres without having to use windows...
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