From 7499968f84b37196a66296ef35e6627f09615d2c Mon Sep 17 00:00:00 2001
From: Stanislav Ershov <digital.stream.of.mind@gmail.com>
Date: Thu, 18 Oct 2018 19:18:21 +0300
Subject: [PATCH] Add doxygen target to cmake

---
 CMakeLists.txt | 13 +++++++++++++
 1 file changed, 13 insertions(+)

diff --git a/CMakeLists.txt b/CMakeLists.txt
index 208dcec8f..d6fd36649 100644
--- a/CMakeLists.txt
+++ b/CMakeLists.txt
@@ -73,6 +73,19 @@ if (CCACHE)
 endif()
 
 
+option(BUILD_DOC "Build documentation" OFF)
+
+if(BUILD_DOC)
+    find_package(Doxygen)
+    if(DOXYGEN_FOUND)
+        add_custom_target( doc_doxygen ALL
+            COMMAND ${DOXYGEN_EXECUTABLE} ${PROJECT_SOURCE_DIR}/Doxyfile
+            WORKING_DIRECTORY ${PROJECT_SOURCE_DIR}
+            COMMENT "Generating API documentation with Doxygen"
+            VERBATIM )
+    endif()
+endif()
+
 # set(CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS} -Wall")
 add_subdirectory(Telegram)