From 9e080a36840b8bd5f09679b7ead0b969e6d9c8c9 Mon Sep 17 00:00:00 2001
From: Sylvestre Ledru <sylvestre@debian.org>
Date: Sat, 20 Apr 2024 21:53:19 +0200
Subject: [PATCH] cksum: handle a corner case

---
 src/uu/cksum/src/cksum.rs   | 16 ++++++++++++----
 tests/by-util/test_cksum.rs | 13 ++++++++++++-
 2 files changed, 24 insertions(+), 5 deletions(-)

diff --git a/src/uu/cksum/src/cksum.rs b/src/uu/cksum/src/cksum.rs
index b384cd275..4339ff33c 100644
--- a/src/uu/cksum/src/cksum.rs
+++ b/src/uu/cksum/src/cksum.rs
@@ -377,6 +377,15 @@ pub fn uumain(args: impl uucore::Args) -> UResult<()> {
         .into());
     }
 
+    let untagged: bool = matches.get_flag(options::UNTAGGED);
+    let tag: bool = matches.get_flag(options::TAG);
+
+    let binary = if untagged && tag {
+        false
+    } else {
+        matches.get_flag(options::BINARY)
+    };
+
     let (name, algo, bits) = detect_algo(algo_name, length);
 
     let output_format = if matches.get_flag(options::RAW) {
@@ -392,9 +401,9 @@ pub fn uumain(args: impl uucore::Args) -> UResult<()> {
         digest: algo,
         output_bits: bits,
         length,
-        untagged: matches.get_flag(options::UNTAGGED),
+        untagged,
         output_format,
-        binary: matches.get_flag(options::BINARY),
+        binary,
     };
 
     match matches.get_many::<String>(options::FILE) {
@@ -442,8 +451,7 @@ pub fn uu_app() -> Command {
             Arg::new(options::UNTAGGED)
                 .long(options::UNTAGGED)
                 .help("create a reversed style checksum, without digest type")
-                .action(ArgAction::SetTrue)
-                .overrides_with(options::TAG),
+                .action(ArgAction::SetTrue),
         )
         .arg(
             Arg::new(options::TAG)
diff --git a/tests/by-util/test_cksum.rs b/tests/by-util/test_cksum.rs
index f25467451..31a3f5274 100644
--- a/tests/by-util/test_cksum.rs
+++ b/tests/by-util/test_cksum.rs
@@ -148,7 +148,7 @@ fn test_tag_after_untagged() {
         .arg("-a=md5")
         .arg("lorem_ipsum.txt")
         .succeeds()
-        .stdout_is_fixture("md5_single_file.expected");
+        .stdout_is("cd724690f7dc61775dfac400a71f2caa  lorem_ipsum.txt\n");
 }
 
 #[test]
@@ -470,6 +470,17 @@ fn test_binary_file() {
         .arg(at.subdir.join("f"))
         .succeeds()
         .stdout_contains("d41d8cd98f00b204e9800998ecf8427e *");
+
+    // no "*" in this case
+    scene
+        .ucmd()
+        .arg("--untagged")
+        .arg("--tag")
+        .arg("--binary")
+        .arg("--algorithm=md5")
+        .arg(at.subdir.join("f"))
+        .succeeds()
+        .stdout_contains("d41d8cd98f00b204e9800998ecf8427e  ");
 }
 
 #[test]