Replace `0 as *const/mut T` with `ptr::null/null_mut()`

[rust.git] / src / libstd / sys / unix / fs.rs

diff --git a/src/libstd/sys/unix/fs.rs b/src/libstd/sys/unix/fs.rs
index c53f9d22790dd44de154e192b33d872bbd287ec6..dd478347f819b36d1cd0bc5a7f1632916e75675c 100644 (file)
--- a/src/libstd/sys/unix/fs.rs
+++ b/src/libstd/sys/unix/fs.rs
@@ -19,6 +19,7 @@
 use io;
 use libc::{self, c_int, c_void};
 use mem;
+use ptr;
 use sys::retry;
 use sys_common::{keep_going, eof, mkerr_libc};
 
@@ -207,7 +208,7 @@ fn prune(root: &CString, dirs: Vec<Path>) -> Vec<Path> {
 
     if dir_ptr as uint != 0 {
         let mut paths = vec!();
-        let mut entry_ptr = 0 as *mut dirent_t;
+        let mut entry_ptr = ptr::null_mut();
         while unsafe { readdir_r(dir_ptr, ptr, &mut entry_ptr) == 0 } {
             if entry_ptr.is_null() { break }
             paths.push(unsafe {