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| author |   guenther <guenther@openbsd.org> | 2010-08-04 05:55:29 +0000 |
|---|---|---|
| committer | guenther <guenther@openbsd.org> | 2010-08-04 05:55:29 +0000 |
| commit | 59d8cb9ec69cc76f920f7f11f55d110a7607f5ee (patch) | |
| tree | e43582f331ca916e867cea92611f8916ca7353d9 /regress/sys/kern/kqueue/kqueue-process.c | |
| parent | commited the wrong version of the hostbased certificate diff; this (diff) | |
| download | wireguard-openbsd-59d8cb9ec69cc76f920f7f11f55d110a7607f5ee.tar.xz wireguard-openbsd-59d8cb9ec69cc76f920f7f11f55d110a7607f5ee.zip | |
Confirm that a NOTE_EXIT knote is delivered when the child exits
Fix a C thinko
Diffstat (limited to 'regress/sys/kern/kqueue/kqueue-process.c')
| -rw-r--r-- | regress/sys/kern/kqueue/kqueue-process.c | 22 |
1 files changed, 19 insertions, 3 deletions
diff --git a/regress/sys/kern/kqueue/kqueue-process.c b/regress/sys/kern/kqueue/kqueue-process.c index 9fda608870c..c051c832441 100644 --- a/regress/sys/kern/kqueue/kqueue-process.c +++ b/regress/sys/kern/kqueue/kqueue-process.c @@ -1,4 +1,4 @@ -/* $OpenBSD: kqueue-process.c,v 1.4 2003/07/31 21:48:08 deraadt Exp $ */ +/* $OpenBSD: kqueue-process.c,v 1.5 2010/08/04 05:55:29 guenther Exp $ */ /* * Written by Artur Grabowski <art@openbsd.org> 2002 Public Domain */ @@ -79,7 +79,7 @@ do_process(void) didchild = 1; ASSX((pid_t)ke.data == pid); pid2 = ke.ident; - fprintf(stderr, "child %d\n", pid2); + fprintf(stderr, "child %d (from %d)\n", pid2, pid); break; case NOTE_FORK: didfork = 1; @@ -99,7 +99,8 @@ do_process(void) /* Both children now sleeping. */ - ASSX(didchild == didfork == 1); + ASSX(didchild == 1); + ASSX(didfork == 1); kill(pid2, SIGUSR1); /* sync 2.1 */ kill(pid, SIGUSR1); /* sync 2 */ @@ -107,6 +108,21 @@ do_process(void) if (wait(&status) < 0) err(1, "wait"); + /* make sure we get an exit note */ + ASS(kevent(kq, NULL, 0, &ke, 1, &ts) == 1, + warnx("didn't receive event")); + ASSX(ke.filter == EVFILT_PROC); + switch (ke.fflags) { + case NOTE_EXIT: + didchild = 1; + ASSX((pid_t)ke.ident == pid); + fprintf(stderr, "exit %d\n", pid); + break; + default: + errx(1, "kevent returned weird event 0x%x pid %d", + ke.fflags, (pid_t)ke.ident); + } + if (!WIFEXITED(status)) errx(1, "child didn't exit?"); |