Merge pull request #6524 from sylvestre/cksum-3

cksum: read the next file when the first is missing or invalid

src/uucore/src/lib/features/checksum.rs

@@ -473,16 +473,26 @@ where
             // Use stdin if "-" is specified
             Box::new(stdin())
         } else {
-            get_input_file(filename_input)?
+            match get_input_file(filename_input) {
+                Ok(f) => f,
+                Err(e) => {
+                    // Could not read the file, show the error and continue to the next file
+                    show_error!("{e}");
+                    set_exit_code(1);
+                    continue;
+                }
+            }
         };
 
         let reader = BufReader::new(file);
         let lines: Vec<String> = reader.lines().collect::<Result<_, _>>()?;
         let Some((chosen_regex, is_algo_based_format)) = determine_regex(&lines) else {
-            return Err(ChecksumError::NoProperlyFormattedChecksumLinesFound {
+            let e = ChecksumError::NoProperlyFormattedChecksumLinesFound {
                 filename: get_filename_for_output(filename_input, input_is_stdin),
-            }
-            .into());
+            };
+            show_error!("{e}");
+            set_exit_code(1);
+            continue;
         };
 
         for (i, line) in lines.iter().enumerate() {
@@ -624,6 +634,7 @@ where
         // if any incorrectly formatted line, show it
         cksum_output(&res, ignore_missing, status);
     }
+
     Ok(())
 }
 

tests/by-util/test_cksum.rs

@@ -2,7 +2,7 @@
 //
 // For the full copyright and license information, please view the LICENSE
 // file that was distributed with this source code.
-// spell-checker:ignore (words) asdf algo algos
+// spell-checker:ignore (words) asdf algo algos mgmt
 
 use crate::common::util::TestScenario;
 
@@ -1221,3 +1221,32 @@ fn test_check_base64_hashes() {
         .succeeds()
         .stdout_is("empty: OK\nempty: OK\nempty: OK\n");
 }
+
+#[test]
+fn test_several_files_error_mgmt() {
+    let scene = TestScenario::new(util_name!());
+    let at = &scene.fixtures;
+
+    // don't exist
+    scene
+        .ucmd()
+        .arg("--check")
+        .arg("empty")
+        .arg("incorrect")
+        .fails()
+        .stderr_contains("empty: No such file ")
+        .stderr_contains("incorrect: No such file ");
+
+    at.touch("empty");
+    at.touch("incorrect");
+
+    // exists but incorrect
+    scene
+        .ucmd()
+        .arg("--check")
+        .arg("empty")
+        .arg("incorrect")
+        .fails()
+        .stderr_contains("empty: no properly ")
+        .stderr_contains("incorrect: no properly ");
+}