loggen: fix CMake build

Signed-off-by: László Várady <laszlo.varady@protonmail.com>

Author: MrAnno

tests/loggen/CMakeLists.txt

@@ -9,7 +9,7 @@ set(LOGGEN_HELPER_SOURCE
 
 add_library(loggen_helper STATIC ${LOGGEN_HELPER_SOURCE})
 
-include_directories(loggen_helper PUBLIC
+target_include_directories(loggen_helper PUBLIC
   ${CORE_INCLUDE_DIRS}
   ${CMAKE_CURRENT_SOURCE_DIR}
   ${GLIB_INCLUDE_DIRS}
@@ -32,14 +32,13 @@ set_target_properties(loggen_helper
 install(TARGETS loggen_helper ARCHIVE DESTINATION ${LOGGEN_PLUGIN_INSTALL_DIR})
 
 # ########### loggen_plugin common static lib for plugins #####
-set(LOGGEN_PLUGIN_SOURCE
+
+add_library(loggen_plugin STATIC
   loggen_plugin.c
   loggen_plugin.h
-  )
-
-add_library(loggen_plugin STATIC ${LOGGEN_HELPER_SOURCE})
+)
 
-include_directories(loggen_plugin PUBLIC loggen_helper)
+target_link_libraries(loggen_plugin PUBLIC loggen_helper)
 
 set_target_properties(loggen_plugin
     PROPERTIES VERSION ${SYSLOG_NG_VERSION}

tests/loggen/tests/CMakeLists.txt

@@ -1,4 +1,4 @@
 add_unit_test(CRITERION TARGET test_loggen_filereader DEPENDS loggen_helper)
-include_directories(test_loggen_filereader PUBLIC
+target_include_directories(test_loggen_filereader PUBLIC
   ${PROJECT_SOURCE_DIR}
   )