From eb044e13ca3c29093566c1f692474299e581a5de Mon Sep 17 00:00:00 2001
From: Mathieu Schroeter <mathieu@schroetersa.ch>
Date: Sat, 16 Sep 2017 22:55:38 +0200
Subject: [PATCH] Check that the file exists instead of crashing

- It closes issue #15.
---
 src/blupi.cxx | 5 ++++-
 1 file changed, 4 insertions(+), 1 deletion(-)

diff --git a/src/blupi.cxx b/src/blupi.cxx
index 30b3e6f..a859e14 100644
--- a/src/blupi.cxx
+++ b/src/blupi.cxx
@@ -114,7 +114,10 @@ ReadConfig ()
 {
   const auto config = GetBaseDir () + "data/config.json";
 
-  std::ifstream  file (config, std::ifstream::in);
+  std::ifstream file (config, std::ifstream::in);
+  if (!file)
+    return false;
+
   nlohmann::json j;
   file >> j;