From 84bfea7add93a98f83ad958151cca718c33bc0a4 Mon Sep 17 00:00:00 2001
From: Robin Krahl <robin.krahl@ireas.org>
Date: Fri, 11 Jan 2019 02:31:29 +0000
Subject: Add the stdio backend

This patch adds the stdio backend which acts as a fallback backend and
uses standard input and output.  For password queries, the rpassword
crate is used to suppress output.  Also, default_backend is changed to
return Stdio if Dialog is not available.
---
 src/backends/dialog.rs | 4 ++++
 1 file changed, 4 insertions(+)

(limited to 'src/backends/dialog.rs')

diff --git a/src/backends/dialog.rs b/src/backends/dialog.rs
index 6f078e6..e681caf 100644
--- a/src/backends/dialog.rs
+++ b/src/backends/dialog.rs
@@ -49,6 +49,10 @@ impl Dialog {
         self.width = width.to_string();
     }
 
+    pub(crate) fn is_available() -> bool {
+        super::is_available("dialog")
+    }
+
     fn execute(
         &self,
         args: Vec<&str>,
-- 
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