Merge pull request #396 from ebfe/freebsd

FreeBSD support

src/chroot/chroot.rs

@@ -25,6 +25,7 @@ extern {
 }
 
 #[cfg(target_os = "macos")]
+#[cfg(target_os = "freebsd")]
 extern {
     fn setgroups(size: libc::c_int, list: *const libc::gid_t) -> libc::c_int;
 }
@@ -151,6 +152,7 @@ fn set_main_group(group: &str) {
 }
 
 #[cfg(target_os = "macos")]
+#[cfg(target_os = "freebsd")]
 fn set_groups(groups: Vec<libc::gid_t>) -> libc::c_int {
     unsafe {
         setgroups(groups.len() as libc::c_int,

src/common/c_types.rs

@@ -8,7 +8,12 @@ use self::libc::{
     uid_t,
     gid_t,
 };
-#[cfg(target_os = "macos")] use self::libc::{int32_t, time_t};
+#[cfg(target_os = "macos")]
+#[cfg(target_os = "freebsd")]
+use self::libc::time_t;
+#[cfg(target_os = "macos")]
+use self::libc::int32_t;
+
 use self::libc::funcs::posix88::unistd::getgroups;
 
 use std::vec::Vec;
@@ -18,6 +23,7 @@ use std::ptr::{null_mut, read};
 use std::string::raw::from_buf;
 
 #[cfg(target_os = "macos")]
+#[cfg(target_os = "freebsd")]
 #[repr(C)]
 pub struct c_passwd {
     pub pw_name:    *const c_char,    /* user name */
@@ -45,6 +51,7 @@ pub struct c_passwd {
 }
 
 #[cfg(target_os = "macos")]
+#[cfg(target_os = "freebsd")]
 #[repr(C)]
 pub struct utsname {
     pub sysname: [c_char, ..256],
@@ -164,6 +171,7 @@ pub fn get_group_list(name: *const c_char, gid: gid_t) -> Vec<gid_t> {
 }
 
 #[cfg(target_os = "linux")]
+#[cfg(target_os = "freebsd")]
 #[inline(always)]
 unsafe fn get_group_list_internal(name: *const c_char, gid: gid_t, groups: *mut gid_t, grcnt: *mut c_int) -> c_int {
     getgrouplist(name, gid, groups, grcnt)

src/common/signals.rs

@@ -105,6 +105,7 @@ No    Name         Default Action       Description
 */
 
 #[cfg(target_os = "macos")]
+#[cfg(target_os = "freebsd")]
 pub static ALL_SIGNALS:[Signal<'static>, ..31] = [
     Signal{ name: "HUP",    value:1  },
     Signal{ name: "INT",    value:2  },

src/common/utmpx.rs

@@ -91,3 +91,36 @@ mod utmpx {
     }
 }
 
+#[cfg(target_os = "freebsd")]
+mod utmpx {
+    use super::libc;
+
+    pub static DEFAULT_FILE : &'static str = "";
+
+    pub static UT_LINESIZE : uint = 16;
+    pub static UT_NAMESIZE : uint = 32;
+    pub static UT_IDSIZE   : uint = 8;
+    pub static UT_HOSTSIZE : uint = 128;
+
+    pub static EMPTY         : libc::c_short = 0;
+    pub static BOOT_TIME     : libc::c_short = 1;
+    pub static OLD_TIME      : libc::c_short = 2;
+    pub static NEW_TIME      : libc::c_short = 3;
+    pub static USER_PROCESS  : libc::c_short = 4;
+    pub static INIT_PROCESS  : libc::c_short = 5;
+    pub static LOGIN_PROCESS : libc::c_short = 6;
+    pub static DEAD_PROCESS  : libc::c_short = 7;
+    pub static SHUTDOWN_TIME : libc::c_short = 8;
+
+    #[repr(C)]
+    pub struct c_utmp {
+        pub ut_type : libc::c_short,
+        pub ut_tv   : libc::timeval,
+        pub ut_id   : [libc::c_char, ..UT_IDSIZE],
+        pub ut_pid  : libc::pid_t,
+        pub ut_user : [libc::c_char, ..UT_NAMESIZE],
+        pub ut_line : [libc::c_char, ..UT_LINESIZE],
+        pub ut_host : [libc::c_char, ..UT_HOSTSIZE],
+        pub ut_spare : [libc::c_char, ..64],
+    }
+}

src/hostname/hostname.rs

@@ -32,6 +32,7 @@ extern {
 }
 
 #[cfg(target_os = "macos")]
+#[cfg(target_os = "freebsd")]
 extern {
     fn sethostname(name: *const libc::c_char, namelen: libc::c_int) -> libc::c_int;
 }
@@ -148,6 +149,7 @@ fn xgethostname() -> String {
 }
 
 #[cfg(target_os = "macos")]
+#[cfg(target_os = "freebsd")]
 fn xsethostname(name: &str) {
     let vec_name: Vec<libc::c_char> = name.bytes().map(|c| c as libc::c_char).collect();
 

src/id/id.rs

@@ -249,6 +249,7 @@ fn pretty(possible_pw: Option<c_passwd>) {
 }
 
 #[cfg(target_os = "macos")]
+#[cfg(target_os = "freebsd")]
 fn pline(possible_pw: Option<c_passwd>) {
     let pw = if possible_pw.is_none() {
         unsafe { read(getpwuid(getuid())) }

src/uptime/uptime.rs

@@ -43,9 +43,16 @@ extern {
     fn setutxent();
     fn endutxent();
 
+    #[cfg(target_os = "linux")]
+    #[cfg(target_os = "macs")]
     fn utmpxname(file: *const c_char) -> c_int;
 }
 
+#[cfg(target_os = "freebsd")]
+unsafe extern fn utmpxname(_file: *const c_char) -> c_int {
+    0
+}
+
 pub fn uumain(args: Vec<String>) -> int {
     let program = args[0].clone();
     let opts = [

src/users/users.rs

@@ -41,9 +41,16 @@ extern {
     fn setutxent();
     fn endutxent();
 
+    #[cfg(target_os = "linux")]
+    #[cfg(target_os = "macos")]
     fn utmpxname(file: *const libc::c_char) -> libc::c_int;
 }
 
+#[cfg(target_os = "freebsd")]
+unsafe extern fn utmpxname(_file: *const libc::c_char) -> libc::c_int {
+    0
+}
+
 static NAME: &'static str = "users";
 
 pub fn uumain(args: Vec<String>) -> int {