fix: some tests for cygwin

Author: Berrysoft

src/sys/socket/addr.rs

@@ -530,7 +530,8 @@ impl SockaddrLike for UnixAddr {
         linux_android,
         target_os = "fuchsia",
         solarish,
-        target_os = "redox"
+        target_os = "redox",
+        target_os = "cygwin",
     ))]
     fn len(&self) -> libc::socklen_t {
         self.sun_len.into()
@@ -1171,6 +1172,7 @@ impl SockaddrLike for SockaddrStorage {
                     linux_android,
                     target_os = "fuchsia",
                     solarish,
+                    target_os = "cygwin",
                 ))]
                 if i32::from(ss.ss_family) == libc::AF_UNIX {
                     // Safe because we UnixAddr is strictly smaller than
@@ -1227,7 +1229,7 @@ impl SockaddrLike for SockaddrStorage {
         }
     }
 
-    #[cfg(any(linux_android, target_os = "fuchsia", solarish))]
+    #[cfg(any(linux_android, target_os = "fuchsia", solarish, target_os = "cygwin"))]
     fn len(&self) -> libc::socklen_t {
         match self.as_unix_addr() {
             // The UnixAddr type knows its own length
@@ -1289,6 +1291,7 @@ impl SockaddrStorage {
             if #[cfg(any(linux_android,
                      target_os = "fuchsia",
                      solarish,
+                     target_os = "cygwin",
                 ))]
             {
                 let p = unsafe{ &self.ss as *const libc::sockaddr_storage };
@@ -1318,6 +1321,7 @@ impl SockaddrStorage {
             if #[cfg(any(linux_android,
                      target_os = "fuchsia",
                      solarish,
+                     target_os = "cygwin",
                 ))]
             {
                 let p = unsafe{ &self.ss as *const libc::sockaddr_storage };
@@ -2193,7 +2197,7 @@ mod tests {
         }
     }
 
-    #[cfg(not(any(target_os = "hurd", target_os = "redox")))]
+    #[cfg(not(any(target_os = "hurd", target_os = "redox", target_os = "cygwin")))]
     #[allow(clippy::cast_ptr_alignment)]
     mod link {
         #[cfg(any(apple_targets, solarish))]

test/sys/mod.rs

@@ -19,7 +19,8 @@ mod test_aio;
     target_os = "redox",
     target_os = "fuchsia",
     target_os = "haiku",
-    target_os = "hurd"
+    target_os = "hurd",
+    target_os = "cygwin"
 )))]
 mod test_ioctl;
 #[cfg(not(target_os = "redox"))]

test/sys/test_pthread.rs

@@ -1,6 +1,11 @@
 use nix::sys::pthread::*;
 
-#[cfg(any(target_env = "musl", target_os = "redox", target_env = "ohos"))]
+#[cfg(any(
+    target_env = "musl",
+    target_os = "redox",
+    target_env = "ohos",
+    target_os = "cygwin"
+))]
 #[test]
 fn test_pthread_self() {
     let tid = pthread_self();
@@ -10,7 +15,8 @@ fn test_pthread_self() {
 #[cfg(not(any(
     target_env = "musl",
     target_os = "redox",
-    target_env = "ohos"
+    target_env = "ohos",
+    target_os = "cygwin"
 )))]
 #[test]
 fn test_pthread_self() {

test/sys/test_resource.rs

@@ -10,6 +10,7 @@ use nix::sys::resource::{getrusage, UsageWho};
 /// to put the new soft limit in effect, and then getrlimit() once more to ensure the limits have
 /// been updated.
 #[test]
+#[cfg_attr(target_os = "cygwin", ignore)]
 pub fn test_resource_limits_nofile() {
     let (mut soft_limit, hard_limit) =
         getrlimit(Resource::RLIMIT_NOFILE).unwrap();

test/sys/test_socket.rs

@@ -1707,6 +1707,7 @@ pub fn test_listen_maxbacklog() {
 pub fn test_listen_wrongbacklog() {
     use nix::sys::socket::Backlog;
 
+    #[cfg(not(target_os = "cygwin"))]
     assert!(Backlog::new(libc::SOMAXCONN + 1).is_err());
     assert!(Backlog::new(-2).is_err());
 }
@@ -3152,7 +3153,7 @@ fn can_use_cmsg_space() {
     let _ = cmsg_space!(u8);
 }
 
-#[cfg(not(any(linux_android, target_os = "redox", target_os = "haiku")))]
+#[cfg(not(any(linux_android, target_os = "redox", target_os = "haiku", target_os = "cygwin")))]
 #[test]
 fn can_open_routing_socket() {
     use nix::sys::socket::{socket, AddressFamily, SockFlag, SockType};

test/sys/test_uio.rs

@@ -144,7 +144,8 @@ fn test_pread() {
 #[cfg(not(any(
     target_os = "redox",
     target_os = "haiku",
-    target_os = "solaris"
+    target_os = "solaris",
+    target_os = "cygwin"
 )))]
 fn test_pwritev() {
     use std::io::Read;
@@ -183,7 +184,8 @@ fn test_pwritev() {
 #[cfg(not(any(
     target_os = "redox",
     target_os = "haiku",
-    target_os = "solaris"
+    target_os = "solaris",
+    target_os = "cygwin"
 )))]
 fn test_preadv() {
     use std::io::Write;

test/test_unistd.rs

@@ -631,7 +631,8 @@ cfg_if! {
 #[cfg(not(any(
     target_os = "redox",
     target_os = "fuchsia",
-    target_os = "haiku"
+    target_os = "haiku",
+    target_os = "cygwin"
 )))]
 fn test_acct() {
     use std::process::Command;