haiku: enable user

Author: Al Hoang

src/unistd.rs

@@ -2877,6 +2877,7 @@ pub struct User {
     /// Login class
     #[cfg(not(any(target_os = "android",
                   target_os = "fuchsia",
+                  target_os = "haiku",
                   target_os = "illumos",
                   target_os = "linux",
                   target_os = "solaris")))]
@@ -2885,6 +2886,7 @@ pub struct User {
     /// Last password change
     #[cfg(not(any(target_os = "android",
                   target_os = "fuchsia",
+                  target_os = "haiku",
                   target_os = "illumos",
                   target_os = "linux",
                   target_os = "solaris")))]
@@ -2893,14 +2895,15 @@ pub struct User {
     /// Expiration time of account
     #[cfg(not(any(target_os = "android",
                   target_os = "fuchsia",
+                  target_os = "haiku",
                   target_os = "illumos",
                   target_os = "linux",
                   target_os = "solaris")))]
     #[cfg_attr(docsrs, doc(cfg(all())))]
     pub expire: libc::time_t
 }
 
-#[cfg(not(any(target_os = "redox", target_os = "haiku")))] //RedoxFS does not support passwd
+#[cfg(not(target_os = "redox"))] //RedoxFS does not support passwd
 impl From<&libc::passwd> for User {
     fn from(pw: &libc::passwd) -> User {
         unsafe {
@@ -2915,18 +2918,21 @@ impl From<&libc::passwd> for User {
                 gid: Gid::from_raw((*pw).pw_gid),
                 #[cfg(not(any(target_os = "android",
                               target_os = "fuchsia",
+                              target_os = "haiku",
                               target_os = "illumos",
                               target_os = "linux",
                               target_os = "solaris")))]
                 class: CString::new(CStr::from_ptr((*pw).pw_class).to_bytes()).unwrap(),
                 #[cfg(not(any(target_os = "android",
                               target_os = "fuchsia",
+                              target_os = "haiku",
                               target_os = "illumos",
                               target_os = "linux",
                               target_os = "solaris")))]
                 change: (*pw).pw_change,
                 #[cfg(not(any(target_os = "android",
                               target_os = "fuchsia",
+                              target_os = "haiku",
                               target_os = "illumos",
                               target_os = "linux",
                               target_os = "solaris")))]
@@ -2936,7 +2942,7 @@ impl From<&libc::passwd> for User {
     }
 }
 
-#[cfg(not(any(target_os = "redox", target_os = "haiku")))] // RedoxFS does not support passwd
+#[cfg(not(target_os = "redox"))] // RedoxFS does not support passwd
 impl From<User> for libc::passwd {
     fn from(u: User) -> Self {
         let name = match CString::new(u.name) {
@@ -2962,18 +2968,21 @@ impl From<User> for libc::passwd {
             pw_gid: u.gid.0,
             #[cfg(not(any(target_os = "android",
                           target_os = "fuchsia",
+                          target_os = "haiku",
                           target_os = "illumos",
                           target_os = "linux",
                           target_os = "solaris")))]
             pw_class: u.class.into_raw(),
             #[cfg(not(any(target_os = "android",
                           target_os = "fuchsia",
+                          target_os = "haiku",
                           target_os = "illumos",
                           target_os = "linux",
                           target_os = "solaris")))]
             pw_change: u.change,
             #[cfg(not(any(target_os = "android",
                           target_os = "fuchsia",
+                          target_os = "haiku",
                           target_os = "illumos",
                           target_os = "linux",
                           target_os = "solaris")))]
@@ -2988,7 +2997,7 @@ impl From<User> for libc::passwd {
     }
 }
 
-#[cfg(not(any(target_os = "redox", target_os = "haiku")))] // RedoxFS does not support passwd
+#[cfg(not(target_os = "redox"))] // RedoxFS does not support passwd
 impl User {
     fn from_anything<F>(f: F) -> Result<Option<Self>>
     where