Fix runtime errors

CMakeLists.txt

@@ -24,7 +24,7 @@ include (CTest)
 
 ######## Options
 option(BUILD_DOCUMENTATION "Use Doxygen to create the HTML based API documentation" OFF)
-option(BUILD_SHARED_LIBS "Build opencc as shared library" ON)
+option(BUILD_SHARED_LIBS "Build opencc as shared library" OFF)
 option(ENABLE_GTEST "Build all tests." OFF)
 option(ENABLE_BENCHMARK "Build benchmark tests." OFF)
 option(ENABLE_DARTS "Build DartsDict (ocd format)." ON)
@@ -34,7 +34,7 @@ option(USE_SYSTEM_GOOGLE_BENCHMARK "Use system version of Google Benchmark" OFF)
 option(USE_SYSTEM_GTEST "Use system version of GoogleTest" OFF)
 option(USE_SYSTEM_MARISA "Use system version of Marisa" OFF)
 option(USE_SYSTEM_PYBIND11 "Use system version of pybind11" OFF)
-option(USE_SYSTEM_RAPIDJSON "Use system version of RapidJSON" OFF)
+option(USE_SYSTEM_RAPIDJSON "Use system version of RapidJSON" ON)
 option(USE_SYSTEM_TCLAP "Use system version of TCLAP" OFF)
 
 ######## Package information

src/CMakeLists.txt

@@ -8,6 +8,9 @@ if(NOT USE_SYSTEM_MARISA)
 endif()
 if(NOT USE_SYSTEM_RAPIDJSON)
   include_directories(../deps/rapidjson-1.1.0)
+else()
+  find_package(RapidJSON REQUIRED)
+  include_directories(${RAPIDJSON_INCLUDE_DIRS})
 endif()
 if(NOT USE_SYSTEM_TCLAP)
   include_directories(../deps/tclap-1.2.2)

src/Config.cpp

@@ -240,7 +240,8 @@ ConverterPtr Config::NewFromString(const std::string& json,
                                    const std::string& configDirectory) {
   rapidjson::Document doc;
 
-  doc.ParseInsitu<0>(const_cast<char*>(json.c_str()));
+  doc.Parse(json.c_str());
+  //doc.ParseInsitu<0>(const_cast<char*>(json.c_str()));
   if (doc.HasParseError()) {
     throw InvalidFormat("Error parsing JSON"); // doc.GetErrorOffset()
   }