further cleanup

config.cpp

@@ -4,6 +4,106 @@
 
 namespace hr {
 
+#if HDR
+struct supersaver {
+  string name;
+  virtual string save() = 0;
+  virtual void load(const string& s) = 0;
+  virtual bool dosave() = 0;
+  virtual void reset() = 0;
+  virtual ~supersaver() {};
+  };
+
+typedef vector<shared_ptr<supersaver>> saverlist;
+
+extern saverlist savers;
+
+#if CAP_CONFIG
+
+template<class T> struct dsaver : supersaver {
+  T& val;
+  T dft;
+  bool dosave() { return val != dft; }
+  void reset() { val = dft; }
+  dsaver(T& val) : val(val) { }
+  };
+
+template<class T> struct saver : dsaver<T> {};
+
+template<class T, class U, class V> void addsaver(T& i, U name, V dft) {
+  auto s = make_shared<saver<T>> (i);
+  s->dft = dft;
+  s->name = name;
+  savers.push_back(s);
+  }
+
+template<class T> void addsaver(T& i, string name) {
+  addsaver(i, name, i);
+  }
+
+template<class T> struct saverenum : supersaver {
+  T& val;
+  T dft;
+  bool dosave() { return val != dft; }
+  void reset() { val = dft; }
+  saverenum<T>(T& v) : val(v) { }
+  string save() { return its(int(val)); }
+  void load(const string& s) { val = (T) atoi(s.c_str()); }
+  };
+
+template<class T, class U> void addsaverenum(T& i, U name, T dft) {
+  auto s = make_shared<saverenum<T>> (i);
+  s->dft = dft;
+  s->name = name;
+  savers.push_back(s);
+  }
+
+template<class T, class U> void addsaverenum(T& i, U name) {
+  addsaverenum(i, name, i);
+  }
+
+template<> struct saver<int> : dsaver<int> {
+  saver<int>(int& val) : dsaver<int>(val) { }
+  string save() { return its(val); }
+  void load(const string& s) { val = atoi(s.c_str()); }
+  };
+
+template<> struct saver<char> : dsaver<char> {
+  saver<char>(char& val) : dsaver<char>(val) { }
+  string save() { return its(val); }
+  void load(const string& s) { val = atoi(s.c_str()); }
+  };
+
+template<> struct saver<bool> : dsaver<bool> {
+  saver<bool>(bool& val) : dsaver<bool>(val) { }
+  string save() { return val ? "yes" : "no"; }
+  void load(const string& s) { val = isize(s) && s[0] == 'y'; }
+  };
+
+template<> struct saver<unsigned> : dsaver<unsigned> {
+  saver<unsigned>(unsigned& val) : dsaver<unsigned>(val) { }
+  string save() { return itsh(val); }
+  void load(const string& s) { val = (unsigned) strtoll(s.c_str(), NULL, 16); }
+  };
+
+template<> struct saver<string> : dsaver<string> {
+  saver<string>(string& val) : dsaver<string>(val) { }
+  string save() { return val; }
+  void load(const string& s) { val = s; }
+  };
+
+template<> struct saver<ld> : dsaver<ld> {
+  saver<ld>(ld& val) : dsaver<ld>(val) { }
+  string save() { return fts(val, 10); }
+  void load(const string& s) { 
+    if(s == "0.0000000000e+000") ; // ignore!
+    else val = atof(s.c_str()); 
+    }
+  };
+#endif
+
+#endif
+
 EX ld bounded_mine_percentage = 0.1;
 EX int bounded_mine_quantity, bounded_mine_max;