From 2aea2d3d62e5df4c8bf25195dc97e60b495f6f12 Mon Sep 17 00:00:00 2001
From: Jakob Unterwurzacher
Date: Sun, 14 May 2017 14:02:08 +0200
Subject: exitcodes: add code 22 for "password is empty"

Empty passwords are not allowed. Let's give the error
it's own exit code.
---
 internal/exitcodes/exitcodes.go | 5 ++++-
 internal/readpassword/read.go   | 2 +-
 2 files changed, 5 insertions(+), 2 deletions(-)

diff --git a/internal/exitcodes/exitcodes.go b/internal/exitcodes/exitcodes.go
index cba74b6..3e78b64 100644
--- a/internal/exitcodes/exitcodes.go
+++ b/internal/exitcodes/exitcodes.go
@@ -14,7 +14,8 @@ const (
 	// 3 is reserved because it was used by earlier gocryptfs version as a generic
 	// "mount" error.
 
-	// CipherDir means that the CIPHERDIR does not exist
+	// CipherDir means that the CIPHERDIR does not exist, is not empty, or is not
+	// a directory.
 	CipherDir = 6
 	// Init is an error on filesystem init
 	Init = 7
@@ -50,6 +51,8 @@ const (
 	CtlSock = 20
 	// PanicLogCreate - there was a problem creating the /tmp/gocryptfs_paniclog.XYZ file.
 	PanicLogCreate = 21
+	// PasswordEmpty - we received an empty password
+	PasswordEmpty = 22
 )
 
 // Err wraps an error with an associated numeric exit code
diff --git a/internal/readpassword/read.go b/internal/readpassword/read.go
index 058735d..481911b 100644
--- a/internal/readpassword/read.go
+++ b/internal/readpassword/read.go
@@ -65,7 +65,7 @@ func readPasswordTerminal(prompt string) string {
 	fmt.Fprintf(os.Stderr, "\n")
 	if len(p) == 0 {
 		tlog.Fatal.Println("Password is empty")
-		os.Exit(exitcodes.ReadPassword)
+		os.Exit(exitcodes.PasswordEmpty)
 	}
 	return string(p)
 }
-- 
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