CMakeLists.txt

cmake_minimum_required(VERSION 3.16.3)

project(leapc_example VERSION "1.0.0" LANGUAGES C)

if (WIN32)
   set(ULTRALEAP_PATH_ROOT "$ENV{ProgramFiles}/Ultraleap")
elseif (APPLE)
   set(ULTRALEAP_PATH_ROOT "/Applications/Ultraleap\ Hand\ Tracking.app/Contents/LeapSDK/lib/cmake/LeapSDK")
else()
   # Linux and other OSs
   set(ULTRALEAP_PATH_ROOT "")
endif()

find_package(LeapSDK
     5
     REQUIRED
     PATHS
	 	"${ULTRALEAP_PATH_ROOT}")

if (UNIX)    
    find_package(Threads REQUIRED)    
endif (UNIX)

add_executable(
	leapc_example
	"leapc_main.c")

target_link_libraries(
	leapc_example
	PRIVATE
		LeapSDK::LeapC
		-lwsock32
		-lws2_32)

get_target_property(
	LEAPC_IMPORTED_CONFIG
	LeapSDK::LeapC
	IMPORTED_CONFIGURATIONS
)

get_target_property(
	LEAPC_SHARED_LIB_PATH
	LeapSDK::LeapC
	IMPORTED_LOCATION_${LEAPC_IMPORTED_CONFIG}
)

add_custom_command(
	TARGET
		leapc_example
	POST_BUILD
	COMMAND
		${CMAKE_COMMAND} -E copy
		${LEAPC_SHARED_LIB_PATH}
		$<TARGET_FILE_DIR:leapc_example>)

add_library(
	libExampleConnection
	OBJECT
	"ExampleConnection.c")

target_link_libraries(
	libExampleConnection
	PUBLIC
	LeapSDK::LeapC
	-lwsock32
	-lws2_32)

if (UNIX)
	target_link_libraries(
		libExampleConnection
		PRIVATE
		Threads::Threads)
endif()    

target_include_directories(
	libExampleConnection
	PUBLIC
	${CMAKE_CURRENT_SOURCE_DIR})

# Add targets for each sample file.
function(add_sample sample_name sample_source_file)

add_executable(${sample_name} ${sample_source_file})
  set_property(TARGET ${sample_name} PROPERTY FOLDER "Samples")
  if(NOT WIN32)
	target_link_libraries(${sample_name} PUBLIC libExampleConnection m)
	else()
	target_link_libraries(${sample_name} PUBLIC libExampleConnection)
	endif()

endfunction()

add_sample("Seminar" "Seminar.c")