tail: improve performance of piped stdin

Rewrite handling of stdin when it is piped and read input in chunks. Fixes #3842
uutils · Sep 9, 2022 · 2658f8a · 2658f8a
1 parent b39f523
commit 2658f8a
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diff --git a/Cargo.lock b/Cargo.lock
diff --git a/src/uu/tail/Cargo.toml b/src/uu/tail/Cargo.toml
@@ -18,6 +18,7 @@ path = "src/tail.rs"
 [dependencies]
 clap = { version = "3.2", features = ["wrap_help", "cargo"] }
 libc = "0.2.132"
+memchr = "2.5.0"
 notify = { version = "=5.0.0-pre.16", features=["macos_kqueue"]}
 uucore = { version=">=0.0.15", package="uucore", path="../../uucore", features=["ringbuffer", "lines"] }
 same-file = "1.0.6"