From e05b875be8ce9d8005806d59c35dc57a0e8c7b65 Mon Sep 17 00:00:00 2001
From: =?utf8?q?P=C3=A1draig=20Brady?= <P@draigBrady.com>
Date: Sat, 15 Nov 2025 13:42:51 +0000
Subject: [PATCH] maint: tag supported options not documented in --help

---
 src/cksum.c  | 6 +++---
 src/csplit.c | 2 +-
 src/date.c   | 6 +++---
 3 files changed, 7 insertions(+), 7 deletions(-)

diff --git a/src/cksum.c b/src/cksum.c
index 35c89afee1..ac3e3f10ef 100644
--- a/src/cksum.c
+++ b/src/cksum.c
@@ -457,11 +457,11 @@ static struct option const long_options[] =
   { "raw", no_argument, nullptr, RAW_OPTION},
   { "untagged", no_argument, nullptr, UNTAG_OPTION },
 # endif
-  { "binary", no_argument, nullptr, 'b' },
-  { "text", no_argument, nullptr, 't' },
+  { "binary", no_argument, nullptr, 'b' }, /* Deprecated.  */
+  { "text", no_argument, nullptr, 't' }, /* Deprecated.  */
 
 #else
-  {"sysv", no_argument, nullptr, 's'},
+  {"sysv", no_argument, nullptr, 's'},  /* Not in cksum.  */
 #endif
 
   { GETOPT_HELP_OPTION_DECL },
diff --git a/src/csplit.c b/src/csplit.c
index f3fccfcd5d..90468e864f 100644
--- a/src/csplit.c
+++ b/src/csplit.c
@@ -187,7 +187,7 @@ enum
 static struct option const longopts[] =
 {
   {"digits", required_argument, nullptr, 'n'},
-  {"quiet", no_argument, nullptr, 'q'},
+  {"quiet", no_argument, nullptr, 'q'},  /* Deprecated.  */
   {"silent", no_argument, nullptr, 's'},
   {"keep-files", no_argument, nullptr, 'k'},
   {"elide-empty-files", no_argument, nullptr, 'z'},
diff --git a/src/date.c b/src/date.c
index 91651e794f..2b944e79fd 100644
--- a/src/date.c
+++ b/src/date.c
@@ -92,11 +92,11 @@ static struct option const long_options[] =
   {"reference", required_argument, nullptr, 'r'},
   {"resolution", no_argument, nullptr, RESOLUTION_OPTION},
   {"rfc-email", no_argument, nullptr, 'R'},
-  {"rfc-822", no_argument, nullptr, 'R'},
-  {"rfc-2822", no_argument, nullptr, 'R'},
+  {"rfc-822", no_argument, nullptr, 'R'},  /* Deprecated.  */
+  {"rfc-2822", no_argument, nullptr, 'R'},  /* Deprecated.  */
   {"rfc-3339", required_argument, nullptr, RFC_3339_OPTION},
   {"set", required_argument, nullptr, 's'},
-  {"uct", no_argument, nullptr, 'u'},
+  {"uct", no_argument, nullptr, 'u'},  /* Deprecated.  */
   {"utc", no_argument, nullptr, 'u'},
   {"universal", no_argument, nullptr, 'u'},
   {GETOPT_HELP_OPTION_DECL},
-- 
2.47.3