Better error handling of the actual amount written

ByteNacked · Jul 21, 2024 · f8d4cc6 · f8d4cc6
1 parent de9e992
commit f8d4cc6
Showing 1 changed file with 3 additions and 2 deletions.
diff --git a/lib/wasix/src/syscalls/mod.rs b/lib/wasix/src/syscalls/mod.rs
@@ -196,8 +196,9 @@ pub(crate) fn copy_from_slice<M: MemorySize>(
             break;
         }
         let (left, right) = read_loc.split_at(to_read);
-        if buf.copy_from_slice_min(left) != to_read {
-            return Ok(bytes_read);
+        let amt = buf.copy_from_slice_min(left);
+        if amt != to_read {
+            return Ok(bytes_read + amt);
         }
 
         read_loc = right;