Move struct utmpx to Linux level

src/unix/notbsd/linux/other/b32/mod.rs

@@ -83,27 +83,6 @@ s! {
         pub mem_unit: ::c_uint,
         pub _f: [::c_char; 8],
     }
-
-    pub struct __exit_status {
-        pub e_termination: ::c_short,
-        pub e_exit: ::c_short,
-    }
-
-    pub struct utmpx {
-        pub ut_type: ::c_short,
-        pub ut_pid: ::pid_t,
-        pub ut_line: [::c_char; __UT_LINESIZE],
-        pub ut_id: [::c_char; 4],
-
-        pub ut_user: [::c_char; __UT_NAMESIZE],
-        pub ut_host: [::c_char; __UT_HOSTSIZE],
-        pub ut_exit: __exit_status,
-        pub ut_session: ::c_long,
-        pub ut_tv: ::timeval,
-
-        pub ut_addr_v6: [::int32_t; 4],
-        __glibc_reserved: [::c_char; 20],
-    }
 }
 
 pub const __SIZEOF_PTHREAD_CONDATTR_T: usize = 4;
@@ -118,29 +97,6 @@ pub const PTRACE_SETFPXREGS: ::c_uint = 19;
 pub const PTRACE_GETREGS: ::c_uint = 12;
 pub const PTRACE_SETREGS: ::c_uint = 13;
 
-pub const __UT_LINESIZE: usize = 32;
-pub const __UT_NAMESIZE: usize = 32;
-pub const __UT_HOSTSIZE: usize = 256;
-pub const EMPTY: ::c_short = 0;
-pub const RUN_LVL: ::c_short = 1;
-pub const BOOT_TIME: ::c_short = 2;
-pub const NEW_TIME: ::c_short = 3;
-pub const OLD_TIME: ::c_short = 4;
-pub const INIT_PROCESS: ::c_short = 5;
-pub const LOGIN_PROCESS: ::c_short = 6;
-pub const USER_PROCESS: ::c_short = 7;
-pub const DEAD_PROCESS: ::c_short = 8;
-pub const ACCOUNTING: ::c_short = 9;
-
-extern {
-    pub fn getutxent() -> *mut utmpx;
-    pub fn getutxid(ut: *const utmpx) -> *mut utmpx;
-    pub fn getutxline(ut: *const utmpx) -> *mut utmpx;
-    pub fn pututxline(ut: *const utmpx) -> *mut utmpx;
-    pub fn setutxent();
-    pub fn endutxent();
-}
-
 cfg_if! {
     if #[cfg(target_arch = "x86")] {
         mod x86;

src/unix/notbsd/linux/other/mod.rs

@@ -4,6 +4,40 @@ pub type rlim_t = c_ulong;
 pub type __priority_which_t = ::c_uint;
 
 s! {
+    pub struct __exit_status {
+        pub e_termination: ::c_short,
+        pub e_exit: ::c_short,
+    }
+
+    pub struct __timeval {
+        pub tv_sec: ::int32_t,
+        pub tv_usec: ::int32_t,
+    }
+
+    pub struct utmpx {
+        pub ut_type: ::c_short,
+        pub ut_pid: ::pid_t,
+        pub ut_line: [::c_char; __UT_LINESIZE],
+        pub ut_id: [::c_char; 4],
+
+        pub ut_user: [::c_char; __UT_NAMESIZE],
+        pub ut_host: [::c_char; __UT_HOSTSIZE],
+        pub ut_exit: __exit_status,
+
+        #[cfg(any(target_arch = "aarch64", target_pointer_width = "32"))]
+        pub ut_session: ::c_long,
+        #[cfg(any(target_arch = "aarch64", target_pointer_width = "32"))]
+        pub ut_tv: ::timeval,
+
+        #[cfg(not(any(target_arch = "aarch64", target_pointer_width = "32")))]
+        pub ut_session: ::int32_t,
+        #[cfg(not(any(target_arch = "aarch64", target_pointer_width = "32")))]
+        pub ut_tv: __timeval,
+
+        pub ut_addr_v6: [::int32_t; 4],
+        __glibc_reserved: [::c_char; 20],
+    }
+
     pub struct sigaction {
         pub sa_sigaction: ::sighandler_t,
         pub sa_mask: ::sigset_t,
@@ -132,6 +166,20 @@ s! {
     }
 }
 
+pub const __UT_LINESIZE: usize = 32;
+pub const __UT_NAMESIZE: usize = 32;
+pub const __UT_HOSTSIZE: usize = 256;
+pub const EMPTY: ::c_short = 0;
+pub const RUN_LVL: ::c_short = 1;
+pub const BOOT_TIME: ::c_short = 2;
+pub const NEW_TIME: ::c_short = 3;
+pub const OLD_TIME: ::c_short = 4;
+pub const INIT_PROCESS: ::c_short = 5;
+pub const LOGIN_PROCESS: ::c_short = 6;
+pub const USER_PROCESS: ::c_short = 7;
+pub const DEAD_PROCESS: ::c_short = 8;
+pub const ACCOUNTING: ::c_short = 9;
+
 pub const RLIMIT_RSS: ::c_int = 5;
 pub const RLIMIT_NOFILE: ::c_int = 7;
 pub const RLIMIT_AS: ::c_int = 9;
@@ -498,6 +546,16 @@ cfg_if! {
     }
 }
 
+extern {
+    pub fn utmpxname(file: *const ::c_char) -> ::c_int;
+    pub fn getutxent() -> *mut utmpx;
+    pub fn getutxid(ut: *const utmpx) -> *mut utmpx;
+    pub fn getutxline(ut: *const utmpx) -> *mut utmpx;
+    pub fn pututxline(ut: *const utmpx) -> *mut utmpx;
+    pub fn setutxent();
+    pub fn endutxent();
+}
+
 #[link(name = "util")]
 extern {
     pub fn sysctl(name: *mut ::c_int,