From a459a3606e411385f281661df509cf22e68bdf22 Mon Sep 17 00:00:00 2001
From: "Carol (Nichols || Goulding)" <carol.nichols@gmail.com>
Date: Sat, 6 Aug 2016 14:54:07 -0400
Subject: [PATCH] Exit with a nonzero status if we get an error

This is especially important when mdbook is used with CI.
---
 src/bin/mdbook.rs | 1 +
 1 file changed, 1 insertion(+)

diff --git a/src/bin/mdbook.rs b/src/bin/mdbook.rs
index 0b61b799..a77ac680 100644
--- a/src/bin/mdbook.rs
+++ b/src/bin/mdbook.rs
@@ -83,6 +83,7 @@ fn main() {
 
     if let Err(e) = res {
         writeln!(&mut io::stderr(), "An error occured:\n{}", e).ok();
+        ::std::process::exit(101);
     }
 }