From fa8eaf3080969750eae87f04d8e3ce7792d80b4c Mon Sep 17 00:00:00 2001
From: Joining7943 <111500881+Joining7943@users.noreply.github.com>
Date: Tue, 20 Sep 2022 20:51:26 +0200
Subject: [PATCH] tail: Reactivate --presume-input-pipe option

---
 src/uu/tail/src/tail.rs | 3 ++-
 1 file changed, 2 insertions(+), 1 deletion(-)

diff --git a/src/uu/tail/src/tail.rs b/src/uu/tail/src/tail.rs
index 2a76522d3..88f309d95 100644
--- a/src/uu/tail/src/tail.rs
+++ b/src/uu/tail/src/tail.rs
@@ -159,7 +159,8 @@ fn tail_file(
             Ok(mut file) => {
                 input_service.print_header(input);
                 let mut reader;
-                if file.is_seekable(if input.is_stdin() { offset } else { 0 })
+                if !settings.presume_input_pipe
+                    && file.is_seekable(if input.is_stdin() { offset } else { 0 })
                     && metadata.as_ref().unwrap().get_block_size() > 0
                 {
                     bounded_tail(&mut file, settings);