Merge pull request rust-lang#333 from bugaevc/reboot

Linux: add reboot() and constants

Author: alexcrichton

libc-test/build.rs

@@ -165,9 +165,11 @@ fn main() {
         cfg.header("sys/vfs.h");
         cfg.header("sys/syscall.h");
         cfg.header("sys/sysinfo.h");
+        cfg.header("sys/reboot.h");
         if !musl {
             cfg.header("linux/netlink.h");
             cfg.header("linux/magic.h");
+            cfg.header("linux/reboot.h");
 
             if !mips {
                 cfg.header("linux/quota.h");

src/unix/notbsd/android/mod.rs

@@ -486,6 +486,21 @@ pub const RTLD_DEFAULT: *mut ::c_void = -1isize as *mut ::c_void;
 
 pub const SEM_FAILED: *mut sem_t = 0 as *mut sem_t;
 
+pub const LINUX_REBOOT_MAGIC1: ::c_int = 0xfee1dead;
+pub const LINUX_REBOOT_MAGIC2: ::c_int = 672274793;
+pub const LINUX_REBOOT_MAGIC2A: ::c_int = 85072278;
+pub const LINUX_REBOOT_MAGIC2B: ::c_int = 369367448;
+pub const LINUX_REBOOT_MAGIC2C: ::c_int = 537993216;
+
+pub const LINUX_REBOOT_CMD_RESTART: ::c_int = 0x01234567;
+pub const LINUX_REBOOT_CMD_HALT: ::c_int = 0xCDEF0123;
+pub const LINUX_REBOOT_CMD_CAD_ON: ::c_int = 0x89ABCDEF;
+pub const LINUX_REBOOT_CMD_CAD_OFF: ::c_int = 0x00000000;
+pub const LINUX_REBOOT_CMD_POWER_OFF: ::c_int = 0x4321FEDC;
+pub const LINUX_REBOOT_CMD_RESTART2: ::c_int = 0xA1B2C3D4;
+pub const LINUX_REBOOT_CMD_SW_SUSPEND: ::c_int = 0xD000FCE2;
+pub const LINUX_REBOOT_CMD_KEXEC: ::c_int = 0x45584543;
+
 f! {
     pub fn sigemptyset(set: *mut sigset_t) -> ::c_int {
         *set = 0;

src/unix/notbsd/linux/mips.rs

@@ -527,6 +527,21 @@ pub const RTLD_DEEPBIND: ::c_int = 0x10;
 pub const RTLD_GLOBAL: ::c_int = 0x4;
 pub const RTLD_NOLOAD: ::c_int = 0x8;
 
+pub const LINUX_REBOOT_MAGIC1: ::c_int = 0xfee1dead;
+pub const LINUX_REBOOT_MAGIC2: ::c_int = 672274793;
+pub const LINUX_REBOOT_MAGIC2A: ::c_int = 85072278;
+pub const LINUX_REBOOT_MAGIC2B: ::c_int = 369367448;
+pub const LINUX_REBOOT_MAGIC2C: ::c_int = 537993216;
+
+pub const LINUX_REBOOT_CMD_RESTART: ::c_int = 0x01234567;
+pub const LINUX_REBOOT_CMD_HALT: ::c_int = 0xCDEF0123;
+pub const LINUX_REBOOT_CMD_CAD_ON: ::c_int = 0x89ABCDEF;
+pub const LINUX_REBOOT_CMD_CAD_OFF: ::c_int = 0x00000000;
+pub const LINUX_REBOOT_CMD_POWER_OFF: ::c_int = 0x4321FEDC;
+pub const LINUX_REBOOT_CMD_RESTART2: ::c_int = 0xA1B2C3D4;
+pub const LINUX_REBOOT_CMD_SW_SUSPEND: ::c_int = 0xD000FCE2;
+pub const LINUX_REBOOT_CMD_KEXEC: ::c_int = 0x45584543;
+
 pub const SYS_gettid: ::c_long = 4222;   // Valid for O32
 
 #[link(name = "util")]

src/unix/notbsd/linux/mod.rs

@@ -468,6 +468,14 @@ pub const LOG_NFACILITIES: ::c_int = 24;
 
 pub const SEM_FAILED: *mut ::sem_t = 0 as *mut sem_t;
 
+pub const RB_AUTOBOOT: ::c_int = 0x01234567;
+pub const RB_HALT_SYSTEM: ::c_int = 0xcdef0123;
+pub const RB_ENABLE_CAD: ::c_int = 0x89abcdef;
+pub const RB_DISABLE_CAD: ::c_int = 0;
+pub const RB_POWER_OFF: ::c_int = 0x4321fedc;
+pub const RB_SW_SUSPEND: ::c_int = 0xd000fce2;
+pub const RB_KEXEC: ::c_int = 0x45584543;
+
 f! {
     pub fn CPU_ZERO(cpuset: &mut cpu_set_t) -> () {
         for slot in cpuset.bits.iter_mut() {
@@ -639,6 +647,7 @@ extern {
                              remote_iov: *const ::iovec,
                              riovcnt: ::c_ulong,
                              flags: ::c_ulong) -> isize;
+    pub fn reboot(how_to: ::c_int) -> ::c_int;
 
     // Not available now on Android
     pub fn mkfifoat(dirfd: ::c_int, pathname: *const ::c_char,

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

@@ -474,6 +474,21 @@ pub const RTLD_DEEPBIND: ::c_int = 0x8;
 pub const RTLD_GLOBAL: ::c_int = 0x100;
 pub const RTLD_NOLOAD: ::c_int = 0x4;
 
+pub const LINUX_REBOOT_MAGIC1: ::c_int = 0xfee1dead;
+pub const LINUX_REBOOT_MAGIC2: ::c_int = 672274793;
+pub const LINUX_REBOOT_MAGIC2A: ::c_int = 85072278;
+pub const LINUX_REBOOT_MAGIC2B: ::c_int = 369367448;
+pub const LINUX_REBOOT_MAGIC2C: ::c_int = 537993216;
+
+pub const LINUX_REBOOT_CMD_RESTART: ::c_int = 0x01234567;
+pub const LINUX_REBOOT_CMD_HALT: ::c_int = 0xCDEF0123;
+pub const LINUX_REBOOT_CMD_CAD_ON: ::c_int = 0x89ABCDEF;
+pub const LINUX_REBOOT_CMD_CAD_OFF: ::c_int = 0x00000000;
+pub const LINUX_REBOOT_CMD_POWER_OFF: ::c_int = 0x4321FEDC;
+pub const LINUX_REBOOT_CMD_RESTART2: ::c_int = 0xA1B2C3D4;
+pub const LINUX_REBOOT_CMD_SW_SUSPEND: ::c_int = 0xD000FCE2;
+pub const LINUX_REBOOT_CMD_KEXEC: ::c_int = 0x45584543;
+
 cfg_if! {
     if #[cfg(any(target_arch = "arm", target_arch = "x86",
                  target_arch = "x86_64"))] {

src/unix/notbsd/mod.rs

@@ -847,19 +847,19 @@ extern {
     pub fn linkat(olddirfd: ::c_int, oldpath: *const ::c_char,
                   newdirfd: ::c_int, newpath: *const ::c_char,
                   flags: ::c_int) -> ::c_int;
-   pub fn mkdirat(dirfd: ::c_int, pathname: *const ::c_char,
-                  mode: ::mode_t) -> ::c_int;
-   pub fn mknodat(dirfd: ::c_int, pathname: *const ::c_char,
-                 mode: ::mode_t, dev: dev_t) -> ::c_int;
-   pub fn readlinkat(dirfd: ::c_int, pathname: *const ::c_char,
-                     buf: *mut ::c_char, bufsiz: ::size_t) -> ::ssize_t;
-   pub fn renameat(olddirfd: ::c_int, oldpath: *const ::c_char,
-                   newdirfd: ::c_int, newpath: *const ::c_char)
-                   -> ::c_int;
-   pub fn symlinkat(target: *const ::c_char, newdirfd: ::c_int,
-                    linkpath: *const ::c_char) -> ::c_int;
-   pub fn unlinkat(dirfd: ::c_int, pathname: *const ::c_char,
-                   flags: ::c_int) -> ::c_int;
+    pub fn mkdirat(dirfd: ::c_int, pathname: *const ::c_char,
+                   mode: ::mode_t) -> ::c_int;
+    pub fn mknodat(dirfd: ::c_int, pathname: *const ::c_char,
+                   mode: ::mode_t, dev: dev_t) -> ::c_int;
+    pub fn readlinkat(dirfd: ::c_int, pathname: *const ::c_char,
+                      buf: *mut ::c_char, bufsiz: ::size_t) -> ::ssize_t;
+    pub fn renameat(olddirfd: ::c_int, oldpath: *const ::c_char,
+                    newdirfd: ::c_int, newpath: *const ::c_char)
+                    -> ::c_int;
+    pub fn symlinkat(target: *const ::c_char, newdirfd: ::c_int,
+                     linkpath: *const ::c_char) -> ::c_int;
+    pub fn unlinkat(dirfd: ::c_int, pathname: *const ::c_char,
+                    flags: ::c_int) -> ::c_int;
 }
 
 cfg_if! {