A small refactor in BaseBuffer, in preparation for a bigger one

luprex/cpp/core/drivenengine.cpp

@@ -230,7 +230,7 @@ class PlayLogfile : public BaseWriter<PlayLogfile>, public std::ofstream {
     using std::ofstream::ofstream;
 public:
     void write_bytes(const char *n, size_t size) { write(n, size); }
-    void raise_truncated() {
+    void raise_integer_truncated() {
         fprintf(stderr, "number exceeds allowable size\n");
         std::abort();
     }