Make signal argument to kill optional

3 files changed, 9 insertions, 1 deletions

diff --git a/test/sys/mod.rs b/test/sys/mod.rs
index a5f3351d..6176eb32 100644
--- a/test/sys/mod.rs
+++ b/test/sys/mod.rs
@@ -1,3 +1,4 @@
+mod test_signal;
 mod test_socket;
 mod test_sockopt;
 mod test_termios;
diff --git a/test/sys/test_signal.rs b/test/sys/test_signal.rs
new file mode 100644
index 00000000..4084a0da
--- /dev/null
+++ b/test/sys/test_signal.rs
@@ -0,0 +1,7 @@
+use nix::unistd::*;
+use nix::sys::signal::*;
+
+#[test]
+fn test_kill_none() {
+    kill(getpid(), None).ok().expect("Should be able to send signal to myself.");
+}
diff --git a/test/sys/test_wait.rs b/test/sys/test_wait.rs
index c2112bac..d8ac94e4 100644
--- a/test/sys/test_wait.rs
+++ b/test/sys/test_wait.rs
@@ -9,7 +9,7 @@ fn test_wait_signal() {
     match fork() {
       Ok(Child) => pause().unwrap_or(()),
       Ok(Parent { child }) => {
-          kill(child, SIGKILL).ok().expect("Error: Kill Failed");
+          kill(child, Some(SIGKILL)).ok().expect("Error: Kill Failed");
           assert_eq!(waitpid(child, None), Ok(WaitStatus::Signaled(child, SIGKILL, false)));
       },
       // panic, fork should never fail unless there is a serious problem with the OS