haiku: update libc dep and enable clock_getres

Author: Al Hoang

Cargo.toml

@@ -27,7 +27,7 @@ targets = [
 ]
 
 [dependencies]
-libc = { version = "0.2.121", features = [ "extra_traits" ] }
+libc = { version = "0.2.125", features = [ "extra_traits" ] }
 bitflags = "1.1"
 cfg-if = "1.0"
 

src/time.rs

@@ -42,7 +42,7 @@ impl ClockId {
     }
 
     /// Returns resolution of the clock id
-    #[cfg(not(any(target_os = "redox", target_os = "haiku")))]
+    #[cfg(not(target_os = "redox"))]
     #[cfg_attr(docsrs, doc(cfg(all())))]
     pub fn res(self) -> Result<TimeSpec> {
         clock_getres(self)
@@ -212,7 +212,7 @@ impl std::fmt::Display for ClockId {
 
 /// Get the resolution of the specified clock, (see
 /// [clock_getres(2)](https://pubs.opengroup.org/onlinepubs/7908799/xsh/clock_getres.html)).
-#[cfg(not(any(target_os = "redox", target_os = "haiku")))]
+#[cfg(not(target_os = "redox"))]
 #[cfg_attr(docsrs, doc(cfg(all())))]
 pub fn clock_getres(clock_id: ClockId) -> Result<TimeSpec> {
     let mut c_time: MaybeUninit<libc::timespec> = MaybeUninit::uninit();

test/test_time.rs

@@ -8,7 +8,7 @@
 use nix::time::clock_getcpuclockid;
 use nix::time::{clock_gettime, ClockId};
 
-#[cfg(not(any(target_os = "redox", target_os = "haiku")))]
+#[cfg(not(target_os = "redox"))]
 #[test]
 pub fn test_clock_getres() {
     assert!(nix::time::clock_getres(ClockId::CLOCK_REALTIME).is_ok());
@@ -32,7 +32,7 @@ pub fn test_clock_getcpuclockid() {
     assert!(clock_gettime(clock_id).is_ok());
 }
 
-#[cfg(not(any(target_os = "redox", target_os = "haiku")))]
+#[cfg(not(target_os = "redox"))]
 #[test]
 pub fn test_clock_id_res() {
     assert!(ClockId::CLOCK_REALTIME.res().is_ok());