Date: Thu, 6 Sep 2001 05:30:03 -0700 (PDT) From: Ruslan Ermilov <ru@freebsd.org> To: freebsd-doc@freebsd.org Subject: Re: docs/30374: logger(1) manpage has wrong with default value of -p option Message-ID: <200109061230.f86CU3G75810@freefall.freebsd.org>
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The following reply was made to PR docs/30374; it has been noted by GNATS.
From: Ruslan Ermilov <ru@freebsd.org>
To: "SUGIMURA Takashi ?$B?yB<?(B ?$B5.;N?(B" <sugimura@YasudaKei.org>
Cc: freebsd-gnats-submit@freebsd.org
Subject: Re: docs/30374: logger(1) manpage has wrong with default value of -p option
Date: Thu, 6 Sep 2001 15:28:39 +0300
On Thu, Sep 06, 2001 at 09:25:45PM +0900, SUGIMURA Takashi ?$B?yB<?(B ?$B5.;N?(B wrote:
> I am very sad you've closed the PR.
>
> >> No, I tried many other facility and priority, then I know that
> >> (LOG_USER | LOG_NOTICE) is <13>.
> >>
> >Err. Is't impossible to generate a LOG_KERN using syslog(3).
> >Only kernel can generate these.
> >
>
> I see, but this problem is not concern about syslog(3).
>
>
> >LOG_KERN | LOG_NOTICE == LOG_NOTICE, as LOG_KERN is defined as (0<<3).
>
> Yes, I know, of course.
> LOG_NOTICE is decoded to <5>, so LOG_KERN | LOG_NOTICE is <5>, not <13>.
> 13 = (1<<3) | 5.
>
>
> >So if you call ``logger -p kern.notice'', that becomes as if it
> >were ``logger -p user.notice''. This is also documented in the
> >syslog(3) manpage:
> >
>
> Is it right?
>
> I say that about logger(1).
> Please see main() on /usr/src/usr.bin/logger/logger.c:
>
> ----------------
> int
> main(argc, argv)
> int argc;
> char *argv[];
> {
> int ch, logflags, pri;
> char *tag, *host, buf[1024];
>
> tag = NULL;
> host = NULL;
> pri = LOG_NOTICE;
> logflags = 0;
> unsetenv("TZ");
> while ((ch = getopt(argc, argv, "46Af:h:ip:st:")) != -1)
> (snip)
> ----------------
>
> This shows the default value of variable "pri" is "LOG_NOTICE",
> it is not (LOG_USER | LOG_NOTICE) as you said.
>
> And, logger(1) don't use syslog(3) functions, simply send a UDP packet
> to the port 514.
>
Are you sure?
: if (host == NULL) {
: syslog(pri, "%s", buf);
: return;
: }
Cheers,
--
Ruslan Ermilov Oracle Developer/DBA,
ru@sunbay.com Sunbay Software AG,
ru@FreeBSD.org FreeBSD committer,
+380.652.512.251 Simferopol, Ukraine
http://www.FreeBSD.org The Power To Serve
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