Move libsinsp to a cmake module

Signed-off-by: Grzegorz Nosek <grzegorz.nosek@sysdig.com>

CMakeLists.txt

@@ -61,7 +61,7 @@ option(WITH_CHISEL "Include chisel implementation" OFF)
 option(CREATE_TEST_TARGETS "Enable make-targets for unit testing" ON)
 
 include(libscap)
-add_subdirectory(userspace/libsinsp)
+include(libsinsp)
 
 if(CREATE_TEST_TARGETS AND NOT WIN32)
 		# Add command to run all unit tests at once via the make system.

cmake/modules/libsinsp.cmake

@@ -0,0 +1,38 @@
+if(NOT HAVE_LIBSINSP)
+set(HAVE_LIBSINSP On)
+
+if(NOT LIBSINSP_DIR)
+	get_filename_component(LIBSINSP_DIR ${CMAKE_CURRENT_LIST_DIR}/../.. ABSOLUTE)
+endif()
+
+option(USE_BUNDLED_DEPS "Enable bundled dependencies instead of using the system ones" ON)
+
+option(WITH_CHISEL "Include chisel implementation" OFF)
+
+include(ExternalProject)
+include(libscap)
+include(tbb)
+include(jsoncpp)
+include(cares)
+include(b64)
+include(jq)
+
+set(LIBSINSP_INCLUDE_DIRS ${LIBSINSP_DIR}/userspace/libsinsp ${LIBSCAP_INCLUDE_DIRS} ${DRIVER_CONFIG_DIR})
+if(WITH_CHISEL)
+	list(APPEND LIBSINSP_INCLUDE_DIRS ${LIBSINSP_DIR}/userspace/chisel)
+endif()
+
+get_filename_component(TBB_ABSOLUTE_INCLUDE_DIR ${TBB_INCLUDE_DIR} ABSOLUTE)
+list(APPEND LIBSINSP_INCLUDE_DIRS ${TBB_ABSOLUTE_INCLUDE_DIR})
+get_filename_component(JSONCPP_ABSOLUTE_INCLUDE_DIR ${JSONCPP_INCLUDE} ABSOLUTE)
+list(APPEND LIBSINSP_INCLUDE_DIRS ${JSONCPP_ABSOLUTE_INCLUDE_DIR})
+get_filename_component(CARES_ABSOLUTE_INCLUDE_DIR ${CARES_INCLUDE} ABSOLUTE)
+list(APPEND LIBSINSP_INCLUDE_DIRS ${CARES_ABSOLUTE_INCLUDE_DIR})
+get_filename_component(B64_ABSOLUTE_INCLUDE_DIR ${B64_INCLUDE} ABSOLUTE)
+list(APPEND LIBSINSP_INCLUDE_DIRS ${B64_ABSOLUTE_INCLUDE_DIR})
+get_filename_component(JQ_ABSOLUTE_INCLUDE_DIR ${JQ_INCLUDE} ABSOLUTE)
+list(APPEND LIBSINSP_INCLUDE_DIRS ${JQ_ABSOLUTE_INCLUDE_DIR})
+
+add_subdirectory(${LIBSINSP_DIR}/userspace/libsinsp ${CMAKE_BINARY_DIR}/libsinsp)
+
+endif()