The GtkRadiant sources as originally released under the GPL license.

libs/generic/arrayrange.h

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+/*
+Copyright (C) 2001-2006, William Joseph.
+All Rights Reserved.
+
+This file is part of GtkRadiant.
+
+GtkRadiant is free software; you can redistribute it and/or modify
+it under the terms of the GNU General Public License as published by
+the Free Software Foundation; either version 2 of the License, or
+(at your option) any later version.
+
+GtkRadiant is distributed in the hope that it will be useful,
+but WITHOUT ANY WARRANTY; without even the implied warranty of
+MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+GNU General Public License for more details.
+
+You should have received a copy of the GNU General Public License
+along with GtkRadiant; if not, write to the Free Software
+Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA  02110-1301  USA
+*/
+
+#if !defined(INCLUDED_GENERIC_ARRAYRANGE_H)
+#define INCLUDED_GENERIC_ARRAYRANGE_H
+
+/// \file
+/// \brief Macros for automatically converting a compile-time-sized array to a range. 
+
+template<typename Element>
+struct ArrayRange
+{
+  typedef Element* Iterator;
+  ArrayRange(Iterator _begin, Iterator _end)
+    : begin(_begin), end(_end)
+  {
+  }
+  Iterator begin;
+  Iterator end;
+};
+
+template<typename Element>
+inline ArrayRange<Element> makeArrayRange(Element* begin, Element* end)
+{
+  return ArrayRange<Element>(begin, end);
+}
+
+template<typename Element>
+struct ArrayConstRange
+{
+  typedef const Element* Iterator;
+  ArrayConstRange(Iterator _begin, Iterator _end)
+    : begin(_begin), end(_end)
+  {
+  }
+  Iterator begin;
+  Iterator end;
+};
+
+template<typename Element>
+inline ArrayConstRange<Element> makeArrayRange(const Element* begin, const Element* end)
+{
+  return ArrayConstRange<Element>(begin, end);
+}
+
+#define ARRAY_SIZE(array) (sizeof(array) / sizeof(*array))
+#define ARRAY_END(array) (array + ARRAY_SIZE(array))
+#define ARRAY_RANGE(array) (makeArrayRange(array, ARRAY_END(array)))
+
+
+typedef ArrayConstRange<const char*> StringArrayRange;
+#define STRING_ARRAY_RANGE(array) (StringArrayRange(array, ARRAY_END(array)))
+
+#endif