From: | Andres Freund <andres(at)anarazel(dot)de> |
---|---|
To: | Andrew Dunstan <andrew(at)dunslane(dot)net> |
Cc: | Tom Lane <tgl(at)sss(dot)pgh(dot)pa(dot)us>, pgsql-hackers(at)lists(dot)postgresql(dot)org |
Subject: | Re: issue with meson builds on msys2 |
Date: | 2023-05-15 20:13:26 |
Message-ID: | 20230515201326.tbjgfdef6ul6oqfd@awork3.anarazel.de |
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Lists: | pgsql-committers pgsql-hackers |
Hi,
On 2023-05-15 16:01:39 -0400, Andrew Dunstan wrote:
> On 2023-05-15 Mo 15:38, Andres Freund wrote:
> > Hi,
> >
> > On 2023-05-05 07:08:39 -0400, Andrew Dunstan wrote:
> > > If you want to play I can arrange access.
> > Andrew did - thanks!
> >
> >
> > A first observeration is that making the shell command slightly more
> > complicated, by echoing $? after pg_ctl, prevents the error:
> >
> > /usr/bin/perl -e 'system(qq{"bin/pg_ctl" -D data-C -w -l logfile start > startlog 2>&1}) ;system(qq{"bin/pg_ctl" -D data-C -w -l logfile stop > stoplog 2>&1;}) ; print $? ? "BANG: $?\n" : "OK\n";'
> > BANG: 33280
> >
> > /usr/bin/perl -e 'system(qq{"bin/pg_ctl" -D data-C -w -l logfile start > startlog 2>&1}) ;system(qq{"bin/pg_ctl" -D data-C -w -l logfile stop > stoplog 2>&1; echo $?}) ; print $? ? "BANG: $?\n" : "OK\n";'
> > 0
> > OK
>
>
> You're now testing something else, namely the return of the echo rather than
> the call to pg_ctl, so I don't think this is any kind of answer. It would
> just be ignoring the result of pg_ctl.
It wouldn't really - the echo $? inside the system() would report the
error. Which it doesn't - note the "0" in the second output.
> > Andrew, is it ok if modify pg_ctl.c and rebuild? I don't know how "detached"
> > from the actual buildfarm animal the system you gave me access to is...
> >
>
> Feel free to do anything you want. This is a completely separate instance
> from the buildfarm animals. When we're done with this issue the EC2 instance
> will go away.
Thanks!
Greetings,
Andres Freund
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