--- third_party/CMakeLists.txt.orig	2025-05-28 14:15:10 UTC
+++ third_party/CMakeLists.txt
@@ -1,5 +1,4 @@ project(third_party)
 project(third_party)
-include(ExternalProject)
 
 set(DOWNLOAD_SUBDIR downloads)
 set(INSTALL_DIR  ${CMAKE_BINARY_DIR}/third_party)
@@ -15,27 +14,7 @@ endif()
     set(CMAKE_CXX_FLAGS_DEBUG "${CMAKE_CXX_FLAGS_DEBUG} -Wno-unused-parameter -Wno-shadow")
 endif()
 
-set(RAPIDJSON_COMMIT 24b5e7a8b27f42fa16b96fc70aade9106cf7102f)
-ExternalProject_Add(proj_rapidjson
-    URL               https://github.com/Tencent/rapidjson/archive/${RAPIDJSON_COMMIT}.tar.gz
-    INSTALL_DIR       ${INSTALL_DIR}
-    CMAKE_ARGS -DCMAKE_TOOLCHAIN_FILE=${CMAKE_TOOLCHAIN_FILE}
-               -DCMAKE_CXX_COMPILER=${CMAKE_CXX_COMPILER}
-               -DCMAKE_BUILD_TYPE=${CMAKE_BUILD_TYPE}
-               -DCMAKE_CXX_FLAGS=${CMAKE_CXX_FLAGS}
-               -DCMAKE_CXX_FLAGS_RELEASE=${CMAKE_CXX_FLAGS_RELEASE}
-               -DCMAKE_CXX_FLAGS_RELWITHDEBINFO=${CMAKE_CXX_FLAGS_RELWITHDEBINFO}
-               -DCMAKE_CXX_FLAGS_DEBUG=${CMAKE_CXX_FLAGS_DEBUG}
-               -DCMAKE_OSX_ARCHITECTURES=${CMAKE_OSX_ARCHITECTURES}
-               -DCMAKE_POLICY_VERSION_MINIMUM=3.5
-    BUILD_COMMAND     ""
-    INSTALL_COMMAND   ${CMAKE_COMMAND} -E copy_directory "<SOURCE_DIR>/include/" "<INSTALL_DIR>/include/"
-)
-add_library(lib_rapidjson INTERFACE IMPORTED GLOBAL)
-target_include_directories(lib_rapidjson INTERFACE ${INSTALL_DIR}/include)
-add_dependencies(lib_rapidjson proj_rapidjson)
-target_compile_definitions(lib_rapidjson INTERFACE RAPIDJSON_HAS_STDSTRING=1)
-set_target_properties(proj_rapidjson PROPERTIES EXCLUDE_FROM_ALL TRUE)
+find_package(RapidJSON)
 
 if(NOT MSVC)
     set(CMAKE_CXX_FLAGS_RELEASE "${CMAKE_CXX_FLAGS_RELEASE} -fPIC")
@@ -43,95 +22,20 @@ endif()
     set(CMAKE_CXX_FLAGS_DEBUG "${CMAKE_CXX_FLAGS_DEBUG} -fPIC")
 endif()
 
-if(CMAKE_BUILD_TYPE MATCHES Debug)
-    set(LIBGTEST_FILENAME ${CMAKE_STATIC_LIBRARY_PREFIX}gtestd${CMAKE_STATIC_LIBRARY_SUFFIX})
-    set(LIBGMOCK_FILENAME ${CMAKE_STATIC_LIBRARY_PREFIX}gmockd${CMAKE_STATIC_LIBRARY_SUFFIX})
-else()
-    set(LIBGTEST_FILENAME ${CMAKE_STATIC_LIBRARY_PREFIX}gtest${CMAKE_STATIC_LIBRARY_SUFFIX})
-    set(LIBGMOCK_FILENAME ${CMAKE_STATIC_LIBRARY_PREFIX}gmock${CMAKE_STATIC_LIBRARY_SUFFIX})
+find_library(lib_gmock gmock)
+if(lib_gmock)
+    list(APPEND LIBDDWAF_INTERFACE_LIBRARIES lib_gmock)
 endif()
-
-set(GOOGLETEST_COMMIT 955c7f837efad184ec63e771c42542d37545eaef)
-ExternalProject_Add(proj_gtest
-    URL         https://github.com/google/googletest/archive/${GOOGLETEST_COMMIT}.tar.gz
-    INSTALL_DIR ${INSTALL_DIR}
-    CMAKE_ARGS  -DCMAKE_INSTALL_PREFIX:PATH=<INSTALL_DIR>
-                -DCMAKE_INSTALL_LIBDIR=lib
-                -DCMAKE_TOOLCHAIN_FILE=${CMAKE_TOOLCHAIN_FILE}
-                -DCMAKE_CXX_COMPILER=${CMAKE_CXX_COMPILER}
-                -DCMAKE_BUILD_TYPE=${CMAKE_BUILD_TYPE}
-                -DCMAKE_CXX_FLAGS=${CMAKE_CXX_FLAGS}
-                -DCMAKE_CXX_FLAGS_RELEASE=${CMAKE_CXX_FLAGS_RELEASE}
-                -DCMAKE_CXX_FLAGS_RELWITHDEBINFO=${CMAKE_CXX_FLAGS_RELWITHDEBINFO}
-                -DCMAKE_CXX_FLAGS_DEBUG=${CMAKE_CXX_FLAGS_DEBUG}
-                -DCMAKE_OSX_ARCHITECTURES=${CMAKE_OSX_ARCHITECTURES}
-                -DBUILD_SHARED_LIBS=0
-                -DBUILD_GMOCK=ON
-                BUILD_BYPRODUCTS ${INSTALL_DIR}/lib/${LIBGTEST_FILENAME} ${INSTALL_DIR}/lib/${LIBGMOCK_FILENAME}
-)
-
-add_library(lib_gtest STATIC IMPORTED GLOBAL)
-add_library(lib_gmock STATIC IMPORTED GLOBAL)
-set_property(TARGET lib_gtest PROPERTY IMPORTED_LOCATION ${INSTALL_DIR}/lib/${LIBGTEST_FILENAME})
-set_property(TARGET lib_gmock PROPERTY IMPORTED_LOCATION ${INSTALL_DIR}/lib/${LIBGMOCK_FILENAME})
-target_include_directories(lib_gtest INTERFACE ${INSTALL_DIR}/include)
-target_include_directories(lib_gmock INTERFACE ${INSTALL_DIR}/include)
-if(NOT MSVC)
-    target_link_libraries(lib_gtest INTERFACE -lpthread)
-    target_link_libraries(lib_gmock INTERFACE -lpthread)
+find_library(lib_gtest gtest)
+if(lib_gtest)
+    list(APPEND LIBDDWAF_INTERFACE_LIBRARIES lib_gtest)
 endif()
 
-add_dependencies(lib_gtest proj_gtest)
-add_dependencies(lib_gmock proj_gtest)
-set_target_properties(lib_gtest lib_gmock proj_gtest PROPERTIES EXCLUDE_FROM_ALL TRUE)
-
 # yaml-cpp
-if (NOT MSVC)
-    if(CMAKE_BUILD_TYPE MATCHES Debug)
-        set(LIBYAML_FILENAME libyaml-cppd${CMAKE_STATIC_LIBRARY_SUFFIX})
-    else()
-        set(LIBYAML_FILENAME libyaml-cpp${CMAKE_STATIC_LIBRARY_SUFFIX})
-    endif()
-else()
-    set(LIBYAML_FILENAME yaml-cpp${CMAKE_STATIC_LIBRARY_SUFFIX})
+find_library(lib_yamlcpp yamlcpp)
+if(lib_yamlcpp)
+    list(APPEND LIBDDWAF_INTERFACE_LIBRARIES lib_yamlcpp)
 endif()
 
-ExternalProject_Add(proj_yamlcpp
-    URL https://github.com/jbeder/yaml-cpp/archive/refs/tags/yaml-cpp-0.7.0.zip
-    INSTALL_DIR       ${INSTALL_DIR}
-    CMAKE_ARGS  -DCMAKE_INSTALL_PREFIX:PATH=<INSTALL_DIR>
-                -DCMAKE_INSTALL_LIBDIR=lib
-                -DCMAKE_CXX_COMPILER=${CMAKE_CXX_COMPILER}
-                -DCMAKE_BUILD_TYPE=${CMAKE_BUILD_TYPE}
-                -DCMAKE_CXX_FLAGS=${CMAKE_CXX_FLAGS}
-                -DCMAKE_CXX_FLAGS_RELEASE=${CMAKE_CXX_FLAGS_RELEASE}
-                -DCMAKE_CXX_FLAGS_RELWITHDEBINFO=${CMAKE_CXX_FLAGS_RELWITHDEBINFO}
-                -DCMAKE_CXX_FLAGS_DEBUG=${CMAKE_CXX_FLAGS_DEBUG}
-                -DYAML_CPP_BUILD_TESTS=OFF
-                -DYAML_CPP_BUILD_CONTRIB=OFF
-                -DYAML_CPP_BUILD_TOOLS=OFF
-                -DYAML_CPP_INSTALL=ON
-                -DYAML_BUILD_SHARED_LIBS=OFF
-                -DYAML_MSVC_SHARED_RT=OFF
-                -DCMAKE_POLICY_VERSION_MINIMUM=3.5
-                -DCMAKE_TOOLCHAIN_FILE=${CMAKE_TOOLCHAIN_FILE}
-                -DCMAKE_OSX_ARCHITECTURES=${CMAKE_OSX_ARCHITECTURES}
-                BUILD_BYPRODUCTS ${INSTALL_DIR}/lib/${LIBYAML_FILENAME}
-)
-add_library(lib_yamlcpp STATIC IMPORTED GLOBAL)
-set_target_properties(lib_yamlcpp PROPERTIES  IMPORTED_LOCATION ${INSTALL_DIR}/lib/${LIBYAML_FILENAME})
-target_include_directories(lib_yamlcpp INTERFACE ${INSTALL_DIR}/include)
-add_dependencies(lib_yamlcpp proj_yamlcpp)
-set_target_properties(lib_yamlcpp proj_yamlcpp PROPERTIES EXCLUDE_FROM_ALL TRUE)
-
 # Appsec event rules
-ExternalProject_Add(proj_event_rules
-    GIT_REPOSITORY git@github.com:DataDog/appsec-event-rules.git
-    GIT_TAG 1.9.0
-    GIT_SHALLOW ON
-    CONFIGURE_COMMAND ""
-    BUILD_COMMAND ""
-    INSTALL_COMMAND "")
-
-set_target_properties(proj_event_rules PROPERTIES EXCLUDE_FROM_ALL TRUE)
 # vim: et