From 5bd92d4c60447c1762df0ce3f5e67f551f894e4b Mon Sep 17 00:00:00 2001
From: Benno Schulenberg <bensberg@telfort.nl>
Date: Thu, 1 Oct 2020 10:45:22 +0200
Subject: [PATCH] options: add -? as a synonym of -h (--help), but leave it
 undocumented

This option was lost six years ago in commit 43019189, without giving a
reason for it.  It's not really needed, but it doesn't hurt to have it.
---
 src/nano.c | 3 ++-
 1 file changed, 2 insertions(+), 1 deletion(-)

diff --git a/src/nano.c b/src/nano.c
index cf607db0..35e36a2c 100644
--- a/src/nano.c
+++ b/src/nano.c
@@ -1850,7 +1850,7 @@ int main(int argc, char **argv)
 		SET(RESTRICTED);
 
 	while ((optchr = getopt_long(argc, argv, "!%ABC:DEFGHIJ:KLMNOPQ:RST:UVWX:Y:Z"
-				"abcdef:ghijklmno:pqr:s:tuvwxyz$", long_options, NULL)) != -1) {
+				"abcdef:ghijklmno:pqr:s:tuvwxyz$?", long_options, NULL)) != -1) {
 		switch (optchr) {
 #ifdef HAVE_LIBMAGIC
 			case '!':
@@ -2011,6 +2011,7 @@ int main(int argc, char **argv)
 				break;
 #endif
 			case 'h':
+			case '?':
 				usage();
 				exit(0);
 #ifndef NANO_TINY