Replace mutex by atomics (#1238)

1 files changed, 12 insertions, 0 deletions

diff --git a/src/libdeno.rs b/src/libdeno.rs
index bb0509e01..e85b37ed4 100644
--- a/src/libdeno.rs
+++ b/src/libdeno.rs
@@ -2,6 +2,7 @@
 use libc::c_char;
 use libc::c_int;
 use libc::c_void;
+use std::ptr::null_mut;
 
 #[repr(C)]
 pub struct isolate {
@@ -17,6 +18,17 @@ pub struct deno_buf {
   pub data_len: usize,
 }
 
+impl deno_buf {
+  pub fn empty() -> Self {
+    deno_buf {
+      alloc_ptr: null_mut(),
+      alloc_len: 0,
+      data_ptr: null_mut(),
+      data_len: 0,
+    }
+  }
+}
+
 type DenoRecvCb = unsafe extern "C" fn(
   user_data: *mut c_void,
   req_id: i32,