From 0a57c51a699df917207399c4e236fba9eb7114c4 Mon Sep 17 00:00:00 2001
From: Niels Lohmann <mail@nlohmann.me>
Date: Sat, 30 Mar 2019 17:32:52 +0100
Subject: [PATCH] :construction_worker: adding concurrency

---
 .circleci/config.yml | 8 ++++----
 1 file changed, 4 insertions(+), 4 deletions(-)

diff --git a/.circleci/config.yml b/.circleci/config.yml
index 528e25a89..f164c28d8 100644
--- a/.circleci/config.yml
+++ b/.circleci/config.yml
@@ -14,14 +14,14 @@ jobs:
           name: Install GCC
           command: 'apt-get update && apt-get install -y gcc g++'
       - run:
-          name: Install CMake
-          command: 'apt-get update && sudo apt-get install -y cmake'
+          name: Install CMake and Ninja
+          command: 'apt-get update && sudo apt-get install -y cmake ninja-build'
       - run:
           name: Create build files
-          command: 'mkdir build ; cd build ; cmake ..'
+          command: 'mkdir build ; cd build ; cmake .. -GNinja'
       - run:
           name: Compile
           command: 'cmake --build build'
       - run:
           name: Execute test suite
-          command: 'cd build ; ctest'
+          command: 'cd build ; ctest -j 10'