upgraded: cmake: Find and include uloop.h

Add a CMake FIND_PATH and INCLUDE_DIRECTORIES searching for
libubox/uloop.h. Some external toolchains which do not include standard
locations would fail to find the header otherwise.

Signed-off-by: Florian Fainelli <f.fainelli@gmail.com>

diff --git a/upgraded/CMakeLists.txt b/upgraded/CMakeLists.txt
index 00d8ce5..fd7d6bb 100644 (file)
--- a/upgraded/CMakeLists.txt
+++ b/upgraded/CMakeLists.txt
@@ -1,6 +1,8 @@
 cmake_minimum_required(VERSION 2.6)
 
 PROJECT(upgraded C)
 cmake_minimum_required(VERSION 2.6)
 
 PROJECT(upgraded C)

+FIND_PATH(ubox_include_dir libubox/uloop.h)
+INCLUDE_DIRECTORIES(${ubox_include_dir})

 ADD_DEFINITIONS(-Os -ggdb -Wall -Werror --std=gnu99 -Wmissing-declarations)
 ADD_EXECUTABLE(upgraded upgraded.c ../watchdog.c)
 TARGET_LINK_LIBRARIES(upgraded ubox)
 ADD_DEFINITIONS(-Os -ggdb -Wall -Werror --std=gnu99 -Wmissing-declarations)
 ADD_EXECUTABLE(upgraded upgraded.c ../watchdog.c)
 TARGET_LINK_LIBRARIES(upgraded ubox)