From df05523a6bbbca8a3767b31a12149e9743c7f84e Mon Sep 17 00:00:00 2001
From: Michele Caini <michele.caini@gmail.com>
Date: Mon, 1 Aug 2016 12:38:30 +0200
Subject: [PATCH] fixed docs

---
 CMakeLists.txt      | 8 +++++++-
 docs/CMakeLists.txt | 2 ++
 2 files changed, 9 insertions(+), 1 deletion(-)

diff --git a/CMakeLists.txt b/CMakeLists.txt
index 1c71317d..68fe94d0 100644
--- a/CMakeLists.txt
+++ b/CMakeLists.txt
@@ -64,6 +64,7 @@ add_definitions(
 set(PROJECT_CMAKE_MODULES cmake/modules)
 set(PROJECT_BUILD_DIR build)
 set(PROJECT_DEPS_DIR deps)
+set(PROJECT_DOCS_DIR docs)
 set(PROJECT_SRC_DIR src)
 set(PROJECT_TEST_DIR test)
 
@@ -89,12 +90,17 @@ include(CTest)
 
 find_package(UV REQUIRED)
 find_package(Threads REQUIRED)
-find_package(GoogleTest REQUIRED)
+find_package(GoogleTest)
+find_package(Doxygen 1.8)
 
 #
 # Referenced directories and targets
 #
 
+if(${DOXYGEN_FOUND})
+    add_subdirectory(${PROJECT_DOCS_DIR})
+endif(${DOXYGEN_FOUND})
+
 if(${GOOGLETEST_FOUND})
     add_subdirectory(${PROJECT_TEST_DIR})
 endif(${GOOGLETEST_FOUND})
diff --git a/docs/CMakeLists.txt b/docs/CMakeLists.txt
index 014dca3e..6fd0f466 100644
--- a/docs/CMakeLists.txt
+++ b/docs/CMakeLists.txt
@@ -2,6 +2,8 @@
 # Doxygen configuration (documentation)
 #
 
+set(TARGET_DOCS docs)
+
 set(DOXY_IN_FILE doxy.in)
 
 set(DOXY_SOURCE_DIRECTORY ${PROJECT_SRC_DIR})