Re: Small miscellaneous fixes

On Mon, Oct 03, 2022 at 08:05:57AM -0300, Ranier Vilela wrote:
> Em seg., 3 de out. de 2022 às 05:01, Masahiko Sawada <sawada.mshk@gmail.com>
> escreveu:
>> On Fri, Sep 30, 2022 at 9:08 AM Ranier Vilela <ranier.vf@gmail.com> wrote:
>>> 1. Avoid useless reassigning var _logsegno
>> (src/backend/access/transam/xlog.c)
>>> Commit 7d70809 left a little oversight.
>>> XLByteToPrevSeg and XLByteToSeg are macros, and both assign _logsegno.
>>> So, the first assignment is lost and is useless.

Right, I have missed this one.  We do that now in
build_backup_content() when building the contents of the backup
history file.

>>> 4. Fix declaration volatile signal var (src/bin/pgbench/pgbench.c)
>>> Like how to commit 5ac9e86, this is a similar case.
>>
>> The same is true also for alarm_triggered in pg_test_fsync.c?
>>
> I don't think so.
> If I understand the problem correctly, the failure can occur with true
> signals, provided by the OS
> In the case at hand, it seems to me more like an internal form of signal,
> that is, simulated.
> So bool works fine.

I am not following your reasoning here.  Why does it matter to change
one but not the other?  Both are used with SIGALRM, it seems.

The other three seem fine, so fixed.
--
Michael