preadv

Signed-off-by: Loris Cro <kappaloris@gmail.com>

1 files changed, 5 insertions, 3 deletions

diff --git a/lib/std/fs/file.zig b/lib/std/fs/file.zig
index cb3b41ffdf..4aa33fc5b9 100644
--- a/lib/std/fs/file.zig
+++ b/lib/std/fs/file.zig
@@ -506,10 +506,12 @@ pub const File = struct {
             if (iovecs.len == 0) return @as(usize, 0);
             const first = iovecs[0];
             return windows.ReadFile(self.handle, first.iov_base[0..first.iov_len], offset, self.intended_io_mode);
-        } else if (self.capable_io_mode != self.intended_io_mode) {
-            return std.event.Loop.instance.?.preadv(self.handle, iovecs, offset);
-        } else {
+        }
+
+        if (self.intended_io_mode == .blocking) {
             return os.preadv(self.handle, iovecs, offset);
+        } else {
+            return std.event.Loop.instance.?.preadv(self.handle, iovecs, offset, self.capable_io_mode != self.intended_io_mode);
         }
     }