From 65891f434b5a885eb97696bdf681f8dea6ee9ed7 Mon Sep 17 00:00:00 2001 From: sos Date: Mon, 21 Dec 1998 19:21:36 +0000 Subject: Kill(pid, 0) normally returns 0 on both FreeBSD and Redhat after having performed all sorts of sanity checks. The FreeBSD linux emulator returns EINVAL in such a case. Allowing signal 0 to be passed to kill will result in compatible behaviour. PR: 9082 Submitted by: Marcel Moolenaar --- sys/compat/linux/linux_signal.c | 4 ++-- sys/i386/linux/linux_signal.c | 4 ++-- 2 files changed, 4 insertions(+), 4 deletions(-) diff --git a/sys/compat/linux/linux_signal.c b/sys/compat/linux/linux_signal.c index 481ed7f..1f71bf5 100644 --- a/sys/compat/linux/linux_signal.c +++ b/sys/compat/linux/linux_signal.c @@ -25,7 +25,7 @@ * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. * - * $Id: linux_signal.c,v 1.12 1998/08/15 22:29:43 bde Exp $ + * $Id: linux_signal.c,v 1.13 1998/10/11 04:54:16 jdp Exp $ */ #include @@ -310,7 +310,7 @@ linux_kill(struct proc *p, struct linux_kill_args *args) printf("Linux-emul(%d): kill(%d, %d)\n", p->p_pid, args->pid, args->signum); #endif - if (args->signum <= 0 || args->signum >= LINUX_NSIG) + if (args->signum < 0 || args->signum >= LINUX_NSIG) return EINVAL; tmp.pid = args->pid; tmp.signum = linux_to_bsd_signal[args->signum]; diff --git a/sys/i386/linux/linux_signal.c b/sys/i386/linux/linux_signal.c index 481ed7f..1f71bf5 100644 --- a/sys/i386/linux/linux_signal.c +++ b/sys/i386/linux/linux_signal.c @@ -25,7 +25,7 @@ * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. * - * $Id: linux_signal.c,v 1.12 1998/08/15 22:29:43 bde Exp $ + * $Id: linux_signal.c,v 1.13 1998/10/11 04:54:16 jdp Exp $ */ #include @@ -310,7 +310,7 @@ linux_kill(struct proc *p, struct linux_kill_args *args) printf("Linux-emul(%d): kill(%d, %d)\n", p->p_pid, args->pid, args->signum); #endif - if (args->signum <= 0 || args->signum >= LINUX_NSIG) + if (args->signum < 0 || args->signum >= LINUX_NSIG) return EINVAL; tmp.pid = args->pid; tmp.signum = linux_to_bsd_signal[args->signum]; -- cgit v1.1