From 49ab36327177bf593e3b9e62caf058de0d27c385 Mon Sep 17 00:00:00 2001
From: Joakim Soderberg <joakim.soderberg@gmail.com>
Date: Tue, 14 Jan 2014 13:01:31 +0000
Subject: [PATCH] Some work on making it possible to simply do
 add_subdirectory() on the project.

---
 CMakeLists.txt                       | 5 ++++-
 cmake/CheckPrototypeDefinition.cmake | 3 +--
 2 files changed, 5 insertions(+), 3 deletions(-)

diff --git a/CMakeLists.txt b/CMakeLists.txt
index fbe2e2ba..f0c17483 100644
--- a/CMakeLists.txt
+++ b/CMakeLists.txt
@@ -989,6 +989,7 @@ export(PACKAGE libevent)
 set(EVENT__INCLUDE_DIRS 
     "${PROJECT_SOURCE_DIR}/include"
     "${PROJECT_BINARY_DIR}/include")
+set(LIBEVENT_INCLUDE_DIRS ${EVENT__INCLUDE_DIRS} CACHE PATH "Libevent include directories")
 configure_file(${PROJECT_SOURCE_DIR}/cmake/LibeventConfig.cmake.in
                 ${PROJECT_BINARY_DIR}/LibeventConfig.cmake 
                 @ONLY)
@@ -1004,7 +1005,7 @@ file(RELATIVE_PATH
 # so that the include dirs are givenrelative to where the 
 # config file is located.
 set(EVENT__INCLUDE_DIRS 
-    "\${EVENT_CMAKE_DIR}/${REL_INCLUDE_DIR}") 
+    "\${EVENT_CMAKE_DIR}/${REL_INCLUDE_DIR}")
 configure_file(${PROJECT_SOURCE_DIR}/cmake/LibeventConfig.cmake.in
                 ${PROJECT_BINARY_DIR}${CMAKE_FILES_DIRECTORY}/LibeventConfig.cmake 
                 @ONLY)
@@ -1037,3 +1038,5 @@ install(FILES
 # Install exports for the install-tree.
 install(EXPORT LibeventTargets 
         DESTINATION "${EVENT_INSTALL_CMAKE_DIR}" COMPONENT dev)
+
+set(LIBEVENT_LIBRARIES event event_core event_extras CACHE STRING "Libevent libraries")
diff --git a/cmake/CheckPrototypeDefinition.cmake b/cmake/CheckPrototypeDefinition.cmake
index 3a53f668..5e6ba4bb 100644
--- a/cmake/CheckPrototypeDefinition.cmake
+++ b/cmake/CheckPrototypeDefinition.cmake
@@ -52,8 +52,7 @@ function(CHECK_PROTOTYPE_DEFINITION _FUNCTION _PROTOTYPE _RETURN _HEADER _VARIAB
         set(CHECK_PROTOTYPE_DEFINITION_PROTO ${_PROTOTYPE})
         set(CHECK_PROTOTYPE_DEFINITION_RETURN ${_RETURN})
 
-        #configure_file("${CMAKE_ROOT}/Modules/CheckPrototypeDefinition.c.in"
-        #  "${CMAKE_BINARY_DIR}${CMAKE_FILES_DIRECTORY}/CMakeTmp/CheckPrototypeDefinition.c" @ONLY)
+        # TODO: Fix this. If the Module path has more than one entry, the below will fail.
         configure_file("${CMAKE_MODULE_PATH}/CheckPrototypeDefinition.c.in"
             "${CMAKE_BINARY_DIR}${CMAKE_FILES_DIRECTORY}/CMakeTmp/CheckPrototypeDefinition.c" @ONLY)