update cmake

CMakeLists.txt

@@ -2,10 +2,10 @@ cmake_minimum_required(VERSION 3.16)
 
 project(ClipboardXX)
 add_library(${PROJECT_NAME} INTERFACE)
-target_include_directories(${PROJECT_NAME} INTERFACE include/)
+target_include_directories(${PROJECT_NAME} INTERFACE include)
 
-if(NOT WIN32)
-    find_package(Qt5 COMPONENTS Gui REQUIRED)
-    target_link_libraries(${PROJECT_NAME} INTERFACE Qt5::Gui)
-    target_include_directories(${PROJECT_NAME} INTERFACE ${Qt5Gui_INCLUDE_DIRS})
-endif()
+install(FILES include/clipboardxx.hpp DESTINATION include)
+
+if(UNIX AND NOT APPLE)
+    target_link_libraries(${PROJECT_NAME} INTERFACE X11 pthread)
+endif()

README.md

@@ -31,9 +31,10 @@ in linux based operating systems, clipboardxx requires **X11** and **pthread** t
 There is currently **no support for MacOS**, Any contribute would be much appreciated.
 
 #### CMake
-By using CMake, there is no need to manually change include path or link dependencies, Just put clipboardxx folder in your project subdirectoy and use `add_subdirectory` function to execute clipboardxx cmake configurations.
+By using CMake, there is no need to manually change include path or link dependencies, Just put clipboardxx folder in your project subdirectoy and use `add_subdirectory` function to create `ClipboardXX` library and then link library to your target.
 ```cmake
 add_subdirectory(ClipboardXX)
+target_link_libraries(your_target ClipboardXX)
 ```
 ## Error handling
 In certain situations such as: