// 2.95.x :: hash_set
// 3.0.4 std ext/hash_set
// 3.1 __gnu_cxx ext/hash_set
-//
+// HP aCC6 std stdex/rw/hashset.h
+// MS VC++ stdext hash_set
#undef HAVE_GNU_EXT_HASH_SET
#undef HAVE_STD_EXT_HASH_SET
#undef HAVE_GLOBAL_HASH_SET
+#undef HAVE_RW_STDEX_HASH_SET_H
// GCC versions 3.1 and later put hash_set in <ext/hash_set> and in
// the __gnu_cxx namespace.
# define HASH_NAMESPACE std
# endif
+// HP aCC doesn't include an SGI-like hash_set. For this platform (or
+// any others using Rogue Wave Software's Tools.h++ library), we wrap
+// around them in std::
+#elif HAVE_RW_STDEX_HASH_SET_H
+# include <rw/stdex/hashset.h>
+# ifndef HASH_NAMESPACE
+# define HASH_NAMESPACE std
+# endif
+
+// Support Microsoft VC++.
+#elif defined(_MSC_VER)
+# include <hash_set>
+# ifndef HASH_NAMESPACE
+# define HASH_NAMESPACE stdext
+# endif
+
// Give a warning if we couldn't find it, instead of (or in addition to)
// randomly doing something dumb.
#else
# warning "Autoconfiguration failed to find the hash_set header file."
#endif
+// we wrap Rogue Wave Tools.h++ rw_hashset into something SGI-looking, here:
+#ifdef HAVE_RW_STDEX_HASH_SET_H
+namespace HASH_NAMESPACE {
+
+/*
+template <class DataType> struct hash {
+ unsigned int operator()(const unsigned int& x) const {
+ return x;
+ }
+};
+*/
+
+template <typename ValueType,
+ class _HashFcn = hash<ValueType>,
+ class _EqualKey = equal_to<ValueType>,
+ class _A = allocator <ValueType> >
+class hash_set :
+ public rw_hashset<ValueType, class _HashFcn, class _EqualKey, class _A> {
+};
+
+} // end HASH_NAMESPACE;
+#endif
+
using HASH_NAMESPACE::hash_set;
-using HASH_NAMESPACE::hash;
// Include vector because ext/hash_set includes stl_vector.h and leaves
// out specializations like stl_bvector.h, causing link conflicts.