add a comment so I don't make this mistake again

diff --git a/usr.bin/ssh/ssh-keygen.c b/usr.bin/ssh/ssh-keygen.c
index 6398ccb..5c9034e 100644 (file)
--- a/usr.bin/ssh/ssh-keygen.c
+++ b/usr.bin/ssh/ssh-keygen.c
@@ -1,4 +1,4 @@
-/* $OpenBSD: ssh-keygen.c,v 1.446 2022/01/05 21:50:00 djm Exp $ */
+/* $OpenBSD: ssh-keygen.c,v 1.447 2022/01/05 21:54:37 djm Exp $ */
 /*
  * Author: Tatu Ylonen <ylo@cs.hut.fi>
  * Copyright (c) 1994 Tatu Ylonen <ylo@cs.hut.fi>, Espoo, Finland
@@ -3497,6 +3497,7 @@ main(int argc, char **argv)
                        return sig_match_principals(identity_file, cert_key_id,
                            opts, nopts);
                } else if (strncmp(sign_op, "sign", 4) == 0) {
+                       /* NB. cert_principals is actually namespace, via -n */
                        if (cert_principals == NULL ||
                            *cert_principals == '\0') {
                                error("Too few arguments for sign: "
@@ -3519,10 +3520,11 @@ main(int argc, char **argv)
                        return sig_verify(ca_key_path, cert_principals,
                            NULL, NULL, NULL, opts, nopts);
                } else if (strncmp(sign_op, "verify", 6) == 0) {
+                       /* NB. cert_principals is actually namespace, via -n */
                        if (cert_principals == NULL ||
                            *cert_principals == '\0') {
                                error("Too few arguments for verify: "
-                                   "missing principal");
+                                   "missing namespace");
                                exit(1);
                        }
                        if (ca_key_path == NULL) {
@@ -3537,7 +3539,7 @@ main(int argc, char **argv)
                        }
                        if (cert_key_id == NULL) {
                                error("Too few arguments for verify: "
-                                   "missing principal ID");
+                                   "missing principal identity");
                                exit(1);
                        }
                        return sig_verify(ca_key_path, cert_principals,