Initial check in.

src/ParamSource.h

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+/* $Id: ParamSource.h,v 1.4 2000/01/25 03:05:43 david Exp $ */
+
+/* ParamSource.h
+   by David Baer
+
+   Generate new (unique) parameter names
+*/
+
+#ifndef _PARAMSOURCE_H
+#define _PARAMSOURCE_H
+
+#include "formula.h"
+
+class ParamSource
+{
+   unsigned count, max;
+ public:
+   ParamSource() { count = 0; }
+
+   Var *freshParam()
+   {
+      char str[20];
+      snprintf(str, 20, "p%u", count++);
+      
+      return new Var(str);
+   }
+
+   void setNext(unsigned n) { if (n > count) count = n; }
+   unsigned viewNext() { return count; }
+   void setMax(unsigned m) { max = m; }
+   unsigned getMax() { return max; }
+};
+
+extern ParamSource psource;
+
+#endif /* !def _PARAMSOURCE_H */