Merge branch 'master' into master

src/lib.rs

@@ -20,6 +20,7 @@ extern crate string;
 extern crate sys_time;
 extern crate time;
 extern crate unistd;
+extern crate wait;
 extern crate wctype;
 
 #[lang = "eh_personality"]

src/platform/src/linux/mod.rs

@@ -163,6 +163,10 @@ pub fn unlink(path: *const c_char) -> c_int {
     e(unsafe { syscall!(UNLINKAT, AT_FDCWD, path, 0) }) as c_int
 }
 
+pub fn waitpid(pid: pid_t, stat_loc: *mut c_int, options: c_int) -> pid_t {
+    e(unsafe { syscall!(WAIT4, pid, stat_loc, options, 0) }) as pid_t
+}
+
 pub fn write(fildes: c_int, buf: &[u8]) -> ssize_t {
     e(unsafe { syscall!(WRITE, fildes, buf.as_ptr(), buf.len()) }) as ssize_t
 }

src/platform/src/redox/mod.rs

@@ -206,6 +206,17 @@ pub fn unlink(path: *const c_char) -> c_int {
     e(syscall::unlink(path)) as c_int
 }
 
+pub fn waitpid(pid: pid_t, stat_loc: *mut c_int, options: c_int) -> pid_t {
+    unsafe {
+        let mut temp: usize = 0;
+        let res = e(syscall::waitpid(pid as usize, &mut temp, options as usize));
+        if !stat_loc.is_null() {
+            *stat_loc = temp as c_int;
+        }
+        res
+    }
+}
+
 pub fn write(fd: c_int, buf: &[u8]) -> ssize_t {
     e(syscall::write(fd as usize, buf)) as ssize_t
 }

src/resource/cbindgen.toml

@@ -1,7 +1,7 @@
-sys_includes = ["sys/types.h", "sys/time.h"]
+sys_includes = ["sys/types.h", "stdint.h", "sys/time.h"]
 include_guard = "_SYS_RESOURCE_H"
 language = "C"
-style = "Tag"
+style = "Both"
 
 [enum]
 prefix_with_name = true

src/wait/src/lib.rs

@@ -11,7 +11,7 @@ use resource::rusage;
 
 #[no_mangle]
 pub unsafe extern "C" fn wait(stat_loc: *mut c_int) -> pid_t {
-    unimplemented!();
+    waitpid(!0, stat_loc, 0)
 }
 
 #[no_mangle]
@@ -39,5 +39,5 @@ pub unsafe extern "C" fn wait3(
 
 #[no_mangle]
 pub unsafe extern "C" fn waitpid(pid: pid_t, stat_loc: *mut c_int, options: c_int) -> pid_t {
-    unimplemented!();
+    platform::waitpid(pid, stat_loc, options)
 }