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Add copious debugging to aid in determining why :sigqueue_rt is currently failing

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For some odd reason SIGINT is only being delivered once, as opposed to multiple
times.

Disclaimer: this test was run on a kernel built on 08/14/2016. Need to build a
new kernel and rerun the test.
This commit is contained in:
Enji Cooper 2016-08-26 04:31:19 +00:00
parent aaf3e744fd
commit 6e122b9610
Notes: svn2git 2020-12-20 02:59:44 +00:00 
svn path=/projects/netbsd-tests-update-12/; revision=304831
1 changed files with 25 additions and 2 deletions
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27
contrib/netbsd-tests/lib/libc/sys/t_sigqueue.c
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@ -32,7 +32,6 @@
#include <sys/cdefs.h>
__RCSID("$NetBSD: t_sigqueue.c,v 1.6 2016/08/04 06:43:43 christos Exp $");
#include <atf-c.h>
#include <errno.h>
#include <signal.h>
@ -40,6 +39,11 @@ __RCSID("$NetBSD: t_sigqueue.c,v 1.6 2016/08/04 06:43:43 christos Exp $");
#include <sched.h>
#include <unistd.h>
#ifdef __FreeBSD__
#include <err.h>
#include <stdio.h>
#endif
static void handler(int, siginfo_t *, void *);
#define VALUE (int)0xc001dad1
@ -77,7 +81,7 @@ ATF_TC_BODY(sigqueue_basic, tc)
sv.sival_int = VALUE;
#ifdef __FreeBSD__
/*
/*
* From kern_sig.c:
* Specification says sigqueue can only send signal to single process.
*/
@ -122,6 +126,9 @@ static void
myhandler(int signo, siginfo_t *info, void *context)
{
delivered[count++] = signo;
#ifdef __FreeBSD__
printf("Signal #%zu: signo: %d\n", (size_t)count, signo);
#endif
}
static int
@ -188,7 +195,12 @@ ATF_TC_BODY(sigqueue_rt, tc)
sigset_t mask, orig;
sigemptyset(&mask);
for (size_t i = 0; i < CNT; i++)
#ifdef __FreeBSD__
if (sigaddset(&mask, signals[i]) == -1)
warn("sigaddset");
#else
sigaddset(&mask, signals[i]);
#endif
ATF_REQUIRE(sigprocmask(SIG_BLOCK, &mask, &orig) != -1);
@ -197,13 +209,24 @@ ATF_TC_BODY(sigqueue_rt, tc)
ATF_REQUIRE(sigprocmask(SIG_UNBLOCK, &mask, &orig) != -1);
sleep(1);
#ifdef __FreeBSD__
ATF_CHECK_MSG((size_t)count == ndelivered,
"count %zu != ndelivered %zu", (size_t)count, ndelivered);
#else
ATF_REQUIRE_MSG((size_t)count == ndelivered,
"count %zu != ndelivered %zu", (size_t)count, ndelivered);
#endif
for (size_t i = 0; i < ndelivered; i++)
ATF_REQUIRE_MSG(ordered[i] == delivered[i],
"%zu: ordered %d != delivered %d",
i, ordered[i], delivered[i]);
#ifdef __FreeBSD__
if (count > ndelivered)
for (size_t i = ndelivered; i < count; i++)
printf("Undelivered signal #%zu: %d\n", i, ordered[i]);
#endif
for (size_t i = 0; i < ndelivered; i++)
ATF_REQUIRE(sigaction(signals[i], &oact[i], NULL) != -1);
}