Re: Bizarre interaction bug involving bash w/ lastpipe + Almquist 'wait'

2020-02-18 Thread Harald van Dijk
On 18/02/2020 16:46, Denys Vlasenko wrote: On Sat, Feb 8, 2020 at 7:41 PM Harald van Dijk wrote: If NetBSD sh manages to avoid this pattern, and assuming NetBSD sh is not still susceptible to one of those race conditions Please let us know what you discovered. Okay, please take a look. I ho

Re: Bizarre interaction bug involving bash w/ lastpipe + Almquist 'wait'

2020-02-18 Thread Denys Vlasenko
On Sat, Feb 8, 2020 at 7:41 PM Harald van Dijk wrote: > I changed gwsh to call sigclearmask() on shell startup, but plan to > check whether this loop is really necessary at some later time. It was > added to dash to fix a race condition, where that race condition was > apparently introduced by a f

Re: Bizarre interaction bug involving bash w/ lastpipe + Almquist 'wait'

2020-02-18 Thread Robert Elz
Date:Tue, 18 Feb 2020 17:46:23 +0100 From:Denys Vlasenko Message-ID: | > If NetBSD sh | > manages to avoid this pattern, and assuming NetBSD sh is not still | > susceptible to one of those race conditions | | Please let us know what you discovered. It is