fix link

CMakeLists.txt

@@ -87,7 +87,7 @@ else()
             message(FATAL_ERROR "Fetching and compiling live555 failed!")
         endif()
         message(STATUS "patch live555")
-        EXECUTE_PROCESS(COMMAND patch -d ${CMAKE_BINARY_DIR} -f -p 1 -i ${CMAKE_SOURCE_DIR}/patches/001_live555_sprintf_format RESULT_VARIABLE patch_result)
+        EXECUTE_PROCESS(COMMAND patch -d ${CMAKE_BINARY_DIR} -f -p 1 -i ${PROJECT_SOURCE_DIR}/patches/001_live555_sprintf_format RESULT_VARIABLE patch_result)
         if(NOT patch_result STREQUAL "0")
             message(FATAL_ERROR "Patching live555 failed! error:${patch_result}")
         endif()        
@@ -104,8 +104,9 @@ add_library (libv4l2rtspserver STATIC ${LIVESOURCE} ${LIBV4L2RTSP_SRC_FILES})
 target_include_directories(libv4l2rtspserver PUBLIC inc ${LIVEINCLUDE})
 target_compile_definitions(libv4l2rtspserver PUBLIC ${LIVE555CFLAGS})
 target_link_libraries (${PROJECT_NAME} libv4l2rtspserver ${LIVE_LIBRARIES}) 
+set (LIBRARIES "")
 if (OpenSSL_FOUND)
-    target_link_libraries(${PROJECT_NAME} OpenSSL::SSL)
+    set(LIBRARIES ${LIBRARIES} ${OPENSSL_LIBRARIES})
 endif ()
 
 #ALSA
@@ -114,7 +115,7 @@ if (ALSA)
     MESSAGE("ALSA_FOUND = ${ALSA_FOUND}")
     if (ALSA_LIBRARY)
         add_definitions(-DHAVE_ALSA)
-        target_link_libraries (${PROJECT_NAME} ${ALSA_LIBRARY}) 
+        set(LIBRARIES ${LIBRARIES} ${ALSA_LIBRARY})
         
         SET(CPACK_DEBIAN_PACKAGE_DEPENDS ${CPACK_DEBIAN_PACKAGE_DEPENDS}libasound2,)	
     endif ()
@@ -124,7 +125,7 @@ endif()
 EXEC_PROGRAM("git submodule update --init")
 add_subdirectory(libv4l2cpp EXCLUDE_FROM_ALL)
 target_include_directories(libv4l2rtspserver PUBLIC libv4l2cpp/inc)
-target_link_libraries (libv4l2rtspserver libv4l2cpp) 
+target_link_libraries (libv4l2rtspserver PUBLIC libv4l2cpp ${LIBRARIES}) 
 
 # static link of stdc++ if available
 if (STATICSTDCPP)