Add a -V (version) option to sshd like the ssh client has.

OK markus@ deraadt@

diff --git a/usr.bin/ssh/sshd.8 b/usr.bin/ssh/sshd.8
index 4147d8f..d9a6dbf 100644 (file)
--- a/usr.bin/ssh/sshd.8
+++ b/usr.bin/ssh/sshd.8
@@ -33,8 +33,8 @@
 .\" (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
 .\" THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
 .\"
-.\" $OpenBSD: sshd.8,v 1.321 2022/09/11 06:38:11 jmc Exp $
-.Dd $Mdocdate: September 11 2022 $
+.\" $OpenBSD: sshd.8,v 1.322 2023/01/18 01:50:21 millert Exp $
+.Dd $Mdocdate: January 18 2023 $
 .Dt SSHD 8
 .Os
 .Sh NAME
@@ -43,7 +43,7 @@
 .Sh SYNOPSIS
 .Nm sshd
 .Bk -words
-.Op Fl 46DdeiqTt
+.Op Fl 46DdeiqTtV
 .Op Fl C Ar connection_spec
 .Op Fl c Ar host_certificate_file
 .Op Fl E Ar log_file
@@ -245,6 +245,8 @@ USER@HOST pattern in
 .Cm AllowUsers
 or
 .Cm DenyUsers .
+.It Fl V
+Display the version number and exit.
 .El
 .Sh AUTHENTICATION
 The OpenSSH SSH daemon supports SSH protocol 2 only.

diff --git a/usr.bin/ssh/sshd.c b/usr.bin/ssh/sshd.c
index bf0bba4..f834429 100644 (file)
--- a/usr.bin/ssh/sshd.c
+++ b/usr.bin/ssh/sshd.c
@@ -1,4 +1,4 @@
-/* $OpenBSD: sshd.c,v 1.595 2023/01/06 02:47:19 djm Exp $ */
+/* $OpenBSD: sshd.c,v 1.596 2023/01/18 01:50:21 millert Exp $ */
 /*
  * Author: Tatu Ylonen <ylo@cs.hut.fi>
  * Copyright (c) 1995 Tatu Ylonen <ylo@cs.hut.fi>, Espoo, Finland
@@ -858,7 +858,7 @@ usage(void)
 {
        fprintf(stderr, "%s, %s\n", SSH_VERSION, SSH_OPENSSL_VERSION);
        fprintf(stderr,
-"usage: sshd [-46DdeiqTt] [-C connection_spec] [-c host_cert_file]\n"
+"usage: sshd [-46DdeiqTtV] [-C connection_spec] [-c host_cert_file]\n"
 "            [-E log_file] [-f config_file] [-g login_grace_time]\n"
 "            [-h host_key_file] [-o option] [-p port] [-u len]\n"
        );
@@ -1483,7 +1483,7 @@ main(int ac, char **av)
 
        /* Parse command-line arguments. */
        while ((opt = getopt(ac, av,
-           "C:E:b:c:f:g:h:k:o:p:u:46DQRTdeiqrt")) != -1) {
+           "C:E:b:c:f:g:h:k:o:p:u:46DQRTdeiqrtV")) != -1) {
                switch (opt) {
                case '4':
                        options.address_family = AF_INET;
@@ -1584,6 +1584,10 @@ main(int ac, char **av)
                                exit(1);
                        free(line);
                        break;
+               case 'V':
+                       fprintf(stderr, "%s, %s\n",
+                           SSH_VERSION, SSH_OPENSSL_VERSION);
+                       exit(0);
                default:
                        usage();
                        break;