Merge branch 'fstat' into 'master'

Implement missing fstat.

See merge request redox-os/zerod!3

src/scheme.rs

@@ -1,4 +1,4 @@
-use syscall::error::*;
+use syscall::{error::*, MODE_CHR};
 use syscall::scheme::Scheme;
 
 use std::cmp;
@@ -57,4 +57,13 @@ impl Scheme for ZeroScheme {
     fn close(&self, _file: usize) -> Result<usize> {
         Ok(0)
     }
+    fn fstat(&self, _: usize, stat: &mut syscall::Stat) -> Result<usize> {
+        stat.st_mode = 0o666 | MODE_CHR;
+        stat.st_size = 0;
+        stat.st_blocks = 0;
+        stat.st_blksize = 4096;
+        stat.st_nlink = 1;
+
+        Ok(0)
+    }
 }