tweak comment

diff --git a/src/du.c b/src/du.c
index fbf361ae809afdccbe4e711e6ed26f0cabbf65f1..4de1a63fe7ca859b2caff485d6c27e59f96d073a 100644 (file)
--- a/src/du.c
+++ b/src/du.c
@@ -476,10 +476,10 @@ du_files (char **files, int bit_flags)
   if (fts == NULL)
     {
       /* This can fail in three ways: out of memory, invalid bit_flags,
-        and one of the FILES is an empty string.
-        We could try to decipher that errno==EINVAL means invalid
-        bit_flags and errno==ENOENT, but that seems wrong.  Ideally
-        fts_open would return a proper error indicator.  For now,
+        and one or more of the FILES is an empty string.  We could try
+        to decipher that errno==EINVAL means invalid bit_flags and
+        errno==ENOENT means there's an empty string, but that seems wrong.
+        Ideally, fts_open would return a proper error indicator.  For now,
         we'll presume that the bit_flags are valid and just check for
         empty strings.  */
       bool invalid_arg = false;