From fd3887af17e595da4ea9e77a93742f52dd315e45 Mon Sep 17 00:00:00 2001
From: Edouard DUPIN <yui.heero@gmail.com>
Date: Thu, 17 Nov 2016 21:25:10 +0100
Subject: [PATCH] [DEV] add optionnal dependency with echono to add basic
 echono signals

---
 esignal/details/Signal.cpp | 10 ++++++++++
 lutin_esignal.py           |  1 +
 2 files changed, 11 insertions(+)

diff --git a/esignal/details/Signal.cpp b/esignal/details/Signal.cpp
index c657cb0..2dde5fd 100644
--- a/esignal/details/Signal.cpp
+++ b/esignal/details/Signal.cpp
@@ -48,3 +48,13 @@ ESIGNAL_DECLARE_SIGNAL(etk::Color<unsigned char,3>);
 ESIGNAL_DECLARE_SIGNAL(etk::Color<float,4>);
 ESIGNAL_DECLARE_SIGNAL(etk::Color<float,3>);
 
+#ifdef ESIGNAL_BUILD_WITH_ECHRONO
+	#include <echrono/Clock.hpp>
+	#include <echrono/Duration.hpp>
+	#include <echrono/Steady.hpp>
+	#include <echrono/Time.hpp>
+	ESIGNAL_DECLARE_SIGNAL(echrono::Clock);
+	ESIGNAL_DECLARE_SIGNAL(echrono::Duration);
+	ESIGNAL_DECLARE_SIGNAL(echrono::Steady);
+	ESIGNAL_DECLARE_SIGNAL(echrono::Time);
+#endif
diff --git a/lutin_esignal.py b/lutin_esignal.py
index f2aceca..62484f5 100644
--- a/lutin_esignal.py
+++ b/lutin_esignal.py
@@ -51,6 +51,7 @@ def configure(target, my_module):
 	my_module.add_flag('c++', [
 		"-DESIGNAL_VERSION=\"\\\"" + tools.version_to_string(get_version()) + "\\\"\""
 		])
+	my_module.add_optionnal_depend('echrono', compilation_flags=["c++", "-DESIGNAL_BUILD_WITH_ECHRONO"])
 	my_module.add_tools(['esignal-test'])
 	return True