Method CopyOnWrite

avida-core/source/tools/cString.h:571–576

// -- INLINE INCLUDES --

void cString::CopyOnWrite()
{
  if (value->RefCount() != 1) {  // if it is shared
    value = Apto::SmartPtr<cStringData, Apto::InternalRCObject>(new cStringData(*value));  // make own copy of value
  }
}

cString::cCharProxy & cString::cCharProxy::operator= (char c){  // lvalue
  string.CopyOnWrite();