json-c: move CMake json options to public

This neds to be able to use json libraries with cmake
in other parts as well.

Signed-off-by: norberttakacs <norbert.takacs@balabit.com>

Author: norberttakacs

CMakeLists.txt

@@ -130,6 +130,8 @@ if ((NOT IVYKIS_INTERNAL) AND (IVYKIS_PKGCONF_VERSION VERSION_LESS "0.39"))
   set (SYSLOG_NG_USE_CONST_IVYKIS_MOCK 0)
 endif()
 
+external_or_find_package(JSONC)
+
 find_package(OpenSSL REQUIRED)
 find_package(FLEX REQUIRED)
 find_package(LibNet REQUIRED)
@@ -254,6 +256,7 @@ add_subdirectory(syslog-ng)
 add_subdirectory(syslog-ng-ctl)
 add_test_subdirectory(libtest)
 add_subdirectory(tests)
+add_subdirectory(persist-tool)
 
 install(FILES ${CMAKE_CURRENT_BINARY_DIR}/syslog-ng-config.h DESTINATION include/syslog-ng)
 

modules/json/CMakeLists.txt

@@ -14,8 +14,6 @@ set(JSON_SOURCES
 
 set(JSON_INCLUDE_DIR ${CMAKE_CURRENT_SOURCE_DIR})
 
-external_or_find_package(JSONC)
-
 if(JSONC_FOUND)
     option(ENABLE_JSON "Enable JSON plugin" ON)
 else()