

# Determine the path to dlib.
string(REPLACE "cmake" "" dlib_path ${CMAKE_CURRENT_LIST_FILE})

if (CMAKE_COMPILER_IS_GNUCXX)
   # By default, g++ won't warn or error if you forget to return a value in a
   # function which requires you to do so.  This option makes it give a warning
   # for doing this. 
   add_definitions("-Wreturn-type")
endif()

# Add folder containing dlib to the include search path.
INCLUDE_DIRECTORIES(${dlib_path}/..)

# This is really optional, but nice.  It will make sure the build mode 
# created by cmake is always release by default.
include(${dlib_path}/release_build_by_default)

add_subdirectory(${dlib_path} dlib_build)
