Added DoubleFormatSession to control the way float/doubles are output in the debug stream.

[git-p4: depot-paths = "//ReForm/ReForm/main/Base/": change = 11981]

Debug/DebStream.cc

@@ -1067,7 +1067,7 @@ int Controller::module_level(const char* _mod)
   return Stream::get_global().dfile()->module_level(_mod);
 }
 
-std::string Controller::double_format()
+const char* Controller::double_format()
 {
   return Stream::get_global().dfile()->double_format();
 }

Debug/DebUtils.hh

@@ -16,6 +16,7 @@
 #ifdef DEB_ON
 
 namespace Debug {
+
 /*! A currently empty control interface class onto the DebFile class(es)
 exploited by DebStream. */
 class Controller
@@ -26,22 +27,39 @@ public:
 
   //! Set printf style format string used for double (and float) numeric print
   static void set_double_format(const char* _fmt);
-  static std::string double_format();
+  static const char* double_format();
+};
+
+class DoubleFormatSession
+{
+public:
+  DoubleFormatSession(const char* _fmt) 
+    : fmt_bck_(Controller::double_format())
+  {
+    Controller::set_double_format(_fmt);
+  }
 
-  Controller() {}
-  ~Controller() {}
+  ~DoubleFormatSession()
+  {
+    Controller::set_double_format(fmt_bck_.data());
+  }
 
+private:
+  std::string fmt_bck_;
 };
 
-} // endnamespace
+}// namespace Debug
 
-#define DEB_set_module_level(MM, LL) { Controller::set_module_level(MM, LL); }
-#define DEB_set_double_format(FF) { Controller::set_double_format(FF); }
+//#define DEB_set_module_level(MM, LL) { Controller::set_module_level(MM, LL); }
+//#define DEB_set_double_format(FF) { Controller::set_double_format(FF); }
+#define DEB_double_format(FF) Debug::DoubleFormatSession double_format(FF);
 
 #else
 
-#define DEB_set_module_level(MM, LL) {}
-#define DEB_set_double_format(FF) {}
+//#define DEB_set_module_level(MM, LL) {}
+//#define DEB_set_double_format(FF) {}
+
+#define DEB_double_format(FF)
 
 #endif