Auto merge of #2766 - devnexen:kinfo_fbsd_update2, r=<try>

freebsd kinfo_kstat/sigtramp additions

build.rs

@@ -92,6 +92,11 @@ fn main() {
         println!("cargo:rustc-cfg=libc_underscore_const_names");
     }
 
+    // Rust >= 1.47.0 allows traits with array > 32.
+    if rustc_minor_ver >= 47 || rustc_dep_of_std {
+        println!("cargo:rustc-cfg=libc_large_array");
+    }
+
     // #[thread_local] is currently unstable
     if rustc_dep_of_std {
         println!("cargo:rustc-cfg=libc_thread_local");

libc-test/semver/freebsd.txt

@@ -1639,7 +1639,9 @@ kevent
 key_t
 killpg
 kinfo_getvmmap
+kinfo_kstack
 kinfo_proc
+kinfo_sigtramp
 kinfo_vmentry
 kqueue
 kld_isloaded

src/unix/bsd/freebsdlike/freebsd/mod.rs

@@ -447,6 +447,20 @@ s! {
         pub kve_path: [[::c_char; 32]; 32],
     }
 
+    #[cfg(libc_large_array)]
+    pub struct kinfo_kstack {
+        pub kkst_tid: ::lwpid_t,
+        pub kkst_state: ::c_int,
+        pub kkst_trace: [::c_char; KKST_MAXLEN as usize],
+        pub _kkst_ispare: [::c_int; 16],
+    }
+
+    pub struct kinfo_sigtramp {
+        pub ksigtramp_start: *mut ::c_void,
+        pub ksigtramp_end: *mut ::c_void,
+        pub ksigtramp_spare: [*mut ::c_void; 4],
+    }
+
     pub struct __c_anonymous_filestat {
         pub stqe_next: *mut filestat,
     }