Auto merge of #143157 - matthiaskrgr:rollup-90rtm3a, r=matthiaskrgr

Rollup of 9 pull requests

Successful merges:

 - rust-lang/rust#123476 (std::net: adding `unix_socket_exclbind` feature for solaris/illumos.)
 - rust-lang/rust#142708 (Do not include NUL-terminator in computed length)
 - rust-lang/rust#142963 (Skip unnecessary components in x64 try builds)
 - rust-lang/rust#142987 (rustdoc: show attributes on enum variants)
 - rust-lang/rust#143031 (Add windows-gnullvm hosts to the manifest)
 - rust-lang/rust#143082 (update internal `send_signal` comment)
 - rust-lang/rust#143110 (Use tidy to sort `sym::*` items)
 - rust-lang/rust#143111 (BTreeSet: remove duplicated code by reusing `from_sorted_iter`)
 - rust-lang/rust#143114 (Minor Documentation Improvements)

r? `@ghost`
`@rustbot` modify labels: rollup

try-job: dist-i586-gnu-i586-i686-musl

3 files changed, 19 insertions, 4 deletions

diff --git a/library/std/src/sys/net/connection/socket/unix.rs b/library/std/src/sys/net/connection/socket/unix.rs
index b2a4961c3c5..cc111f3521b 100644
--- a/library/std/src/sys/net/connection/socket/unix.rs
+++ b/library/std/src/sys/net/connection/socket/unix.rs
@@ -522,6 +522,21 @@ impl Socket {
         Ok(name)
     }
 
+    #[cfg(any(target_os = "solaris", target_os = "illumos"))]
+    pub fn set_exclbind(&self, excl: bool) -> io::Result<()> {
+        // not yet on libc crate
+        const SO_EXCLBIND: i32 = 0x1015;
+        setsockopt(self, libc::SOL_SOCKET, SO_EXCLBIND, excl)
+    }
+
+    #[cfg(any(target_os = "solaris", target_os = "illumos"))]
+    pub fn exclbind(&self) -> io::Result<bool> {
+        // not yet on libc crate
+        const SO_EXCLBIND: i32 = 0x1015;
+        let raw: c_int = getsockopt(self, libc::SOL_SOCKET, SO_EXCLBIND)?;
+        Ok(raw != 0)
+    }
+
     #[cfg(any(target_os = "android", target_os = "linux",))]
     pub fn set_passcred(&self, passcred: bool) -> io::Result<()> {
         setsockopt(self, libc::SOL_SOCKET, libc::SO_PASSCRED, passcred as libc::c_int)
diff --git a/library/std/src/sys/process/unix/unix.rs b/library/std/src/sys/process/unix/unix.rs
index 1fe80c13b81..bbd03e2b0c4 100644
--- a/library/std/src/sys/process/unix/unix.rs
+++ b/library/std/src/sys/process/unix/unix.rs
@@ -968,8 +968,8 @@ impl Process {
     }
 
     pub(crate) fn send_signal(&self, signal: i32) -> io::Result<()> {
-        // If we've already waited on this process then the pid can be recycled
-        // and used for another process, and we probably shouldn't be signaling
+        // If we've already waited on this process then the pid can be recycled and
+        // used for another process, and we probably shouldn't be sending signals to
         // random processes, so return Ok because the process has exited already.
         if self.status.is_some() {
             return Ok(());
diff --git a/library/std/src/sys/process/unix/vxworks.rs b/library/std/src/sys/process/unix/vxworks.rs
index 51ae8c56bdb..2275cbb946a 100644
--- a/library/std/src/sys/process/unix/vxworks.rs
+++ b/library/std/src/sys/process/unix/vxworks.rs
@@ -151,8 +151,8 @@ impl Process {
     }
 
     pub fn send_signal(&self, signal: i32) -> io::Result<()> {
-        // If we've already waited on this process then the pid can be recycled
-        // and used for another process, and we probably shouldn't be killing
+        // If we've already waited on this process then the pid can be recycled and
+        // used for another process, and we probably shouldn't be sending signals to
         // random processes, so return Ok because the process has exited already.
         if self.status.is_some() {
             Ok(())