From 58670ec64ed15000ca296a875c66cd956952fdf4 Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Bj=C3=B6rn=20Esser?= <besser82@fedoraproject.org>
Date: Fri, 10 Apr 2020 14:20:57 +0200
Subject: [PATCH] CMake: Build Doxygen documentation out-of-tree.

---
 CMakeLists.txt | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/CMakeLists.txt b/CMakeLists.txt
index db00b04..a0f226c 100644
--- a/CMakeLists.txt
+++ b/CMakeLists.txt
@@ -341,8 +341,8 @@ option(BUILD_DOCUMENTATION "Create and install the HTML based API documentation(
 if (DOXYGEN_FOUND)
 
 	add_custom_target(doc
-  	COMMAND ${DOXYGEN_EXECUTABLE} ${CMAKE_BINARY_DIR}/Doxyfile
-		WORKING_DIRECTORY ${CMAKE_CURRENT_SOURCE_DIR})
+	COMMAND ${DOXYGEN_EXECUTABLE} ${PROJECT_SOURCE_DIR}/Doxyfile
+		WORKING_DIRECTORY ${PROJECT_BINARY_DIR})
 	
 	# request to configure the file
 	configure_file(Doxyfile Doxyfile)