From bd054e70ef1c0f9709b5bc216ba148cf088d7edb Mon Sep 17 00:00:00 2001
From: Jakob Unterwurzacher
Date: Wed, 15 Aug 2018 23:31:37 +0200
Subject: trezor: show support in version string

Show enable_trezor in the version string if we were compiled
with `-tags enable_trezor`. And hide the `-trezor` flag from
the help output if we were not.
---
 cli_args.go | 5 ++++-
 1 file changed, 4 insertions(+), 1 deletion(-)

(limited to 'cli_args.go')

diff --git a/cli_args.go b/cli_args.go
index 114a27e..dd00658 100644
--- a/cli_args.go
+++ b/cli_args.go
@@ -12,6 +12,7 @@ import (
 	"github.com/rfjakob/gocryptfs/internal/configfile"
 	"github.com/rfjakob/gocryptfs/internal/exitcodes"
 	"github.com/rfjakob/gocryptfs/internal/prefer_openssl"
+	"github.com/rfjakob/gocryptfs/internal/readpassword"
 	"github.com/rfjakob/gocryptfs/internal/stupidgcm"
 	"github.com/rfjakob/gocryptfs/internal/tlog"
 )
@@ -152,7 +153,9 @@ func parseCliOpts() (args argContainer) {
 	flagSet.BoolVar(&args.sharedstorage, "sharedstorage", false, "Make concurrent access to a shared CIPHERDIR safer")
 	flagSet.BoolVar(&args.devrandom, "devrandom", false, "Use /dev/random for generating master key")
 	flagSet.BoolVar(&args.fsck, "fsck", false, "Run a filesystem check on CIPHERDIR")
-	flagSet.BoolVar(&args.trezor, "trezor", false, "Protect the masterkey using a SatoshiLabs Trezor instead of a password")
+	if readpassword.TrezorSupport {
+		flagSet.BoolVar(&args.trezor, "trezor", false, "Protect the masterkey using a SatoshiLabs Trezor instead of a password")
+	}
 
 	// Mount options with opposites
 	flagSet.BoolVar(&args.dev, "dev", false, "Allow device files")
-- 
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