kern/141956: [libc] signal(3): siginfo-> si_pid null in signal handler [regression]

[BERTRAND Joel]

The following reply was made to PR kern/141956; it has been noted by GNATS.

From: BERTRAND Joel <joel.bertrand at systella.fr>
To: Bruno Ducrot <ducrot at echo.fr>
Cc: bug-followup at FreeBSD.org
Subject: Re: kern/141956: [libc] signal(3): siginfo-&gt;si_pid null in signal
 handler [regression]
Date: Fri, 29 Jan 2010 15:53:59 +0100

 Bruno Ducrot a écrit :
 > Hi,
 >
 > With this test :
 > #include <stdio.h>
 > #include <stdlib.h>
 > #include <signal.h>
 > #include <unistd.h>
 >
 >
 > void
 > handler(int signal, siginfo_t *siginfo, void *context)
 > {
 > int i;
 > char *p = (char *)siginfo;
 >
 > printf("si_pid: %d (%d)\n", siginfo->si_pid, getpid());
 > printf("si_uid: %d\n", siginfo->si_uid);
 >
 > _exit(1);
 > }
 >
 > int
 > main(void)
 > {
 > struct sigaction sa;
 >
 > sa.sa_sigaction = handler;
 > sa.sa_flags = SA_SIGINFO;
 > sigemptyset(&sa.sa_mask);
 >
 > sigaction(SIGABRT, &sa, NULL);
 > abort();
 > return 0;
 > }
 >
 > I can indeed reproduce the same behaviour with RELENG_8_0 at least.
 >
 > But it seems this has been fixed by kid@ under CURRENT (SVN rev 199355).
 >
 > There is a MFC (SVN rev 200729), and therefore I can't reproduce anymore
 > this misbehaviour with RELENG_8 as of yesterday.
 >
 > Could you please confirm your software (RPL/2) work now as expected with
 > latest RELENG_8 ?
 
 	I can of course, but I have to upgrade my FreeBSD installation. I think 
 if shall be impossible until next week.
 
 	Regards,
 
 	JKB