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-rw-r--r--src/rnpkeys/main.cpp6
1 files changed, 4 insertions, 2 deletions
diff --git a/src/rnpkeys/main.cpp b/src/rnpkeys/main.cpp
index 8bcb7e1..3dd088c 100644
--- a/src/rnpkeys/main.cpp
+++ b/src/rnpkeys/main.cpp
@@ -1,5 +1,5 @@
/*
- * Copyright (c) 2017, [Ribose Inc](https://www.ribose.com).
+ * Copyright (c) 2017-2023, [Ribose Inc](https://www.ribose.com).
* Copyright (c) 2009 The NetBSD Foundation, Inc.
* All rights reserved.
*
@@ -41,7 +41,7 @@
extern struct option options[];
extern const char * usage;
-optdefs_t
+static optdefs_t
get_short_cmd(int ch)
{
switch (ch) {
@@ -52,7 +52,9 @@ get_short_cmd(int ch)
case 'l':
return CMD_LIST_KEYS;
case 'h':
+#if (!defined(_MSVC_LANG) || _MSVC_LANG >= 201703L)
[[fallthrough]];
+#endif
default:
return CMD_HELP;
}