fix cmake

CMakeLists.txt

@@ -23,6 +23,12 @@ file(GLOB UTILS_SOURCES "${PROJECT_SOURCE_DIR}/utils/*.c")
 file(GLOB UTILS_HEADERS "${PROJECT_SOURCE_DIR}/utils/*.h")
 list(REMOVE_ITEM SOURCES "${PROJECT_SOURCE_DIR}/check_version.c")
 
+list(APPEND FILES_TO_BUILD ${SOURCES} ${HEADERS})
+list(APPEND FILES_TO_BUILD ${PROTOCOL_JE_SOURCES} ${PROTOCOL_JE_HEADERS})
+list(APPEND FILES_TO_BUILD ${PROTOCOL_BE_SOURCES} ${PROTOCOL_BE_HEADERS})
+list(APPEND FILES_TO_BUILD ${PROTOCOL_SOURCES} ${PROTOCOL_HEADERS})
+list(APPEND FILES_TO_BUILD ${UTILS_SOURCES} ${UTILS_HEADERS})
+
 set(WIRESHARK_DIR $ENV{WIRESHARK_DIR})
 set(WIRESHARK_BUILD_DIR $ENV{WIRESHARK_BUILD_DIR})
 set(WIRESHARK_LIB_DIR $ENV{WIRESHARK_LIB_DIR})
@@ -69,6 +75,8 @@ if (DEFINED ENV{WIRESHARK_LIB_DIR})
             GIT_TAG v1.7.14
     )
     FetchContent_MakeAvailable(cJSON)
+    include_directories(${cJSON_SOURCE_DIR})
+    list(APPEND FILES_TO_BUILD ${cJSON_SOURCE_DIR}/cJSON.c ${cJSON_SOURCE_DIR}/cJSON.h)
 else ()
     find_package(PkgConfig)
     pkg_check_modules(wireshark REQUIRED IMPORTED_TARGET wireshark)
@@ -82,13 +90,7 @@ else ()
 endif ()
 
 include_directories(".")
-add_library(MC_Dissector SHARED
-        ${SOURCES} ${HEADERS}
-        ${PROTOCOL_JE_SOURCES} ${PROTOCOL_JE_HEADERS}
-        ${PROTOCOL_BE_SOURCES} ${PROTOCOL_BE_HEADERS}
-        ${PROTOCOL_SOURCES} ${PROTOCOL_HEADERS}
-        ${UTILS_SOURCES} ${UTILS_HEADERS}
-)
+add_library(MC_Dissector SHARED ${FILES_TO_BUILD})
 
 if (DEFINED ENV{WIRESHARK_LIB_DIR})
     try_compile(