* src/misc/hashfunc.hh: Include cstddef to define size_t, and guard

the file for multiple inclusions.

ChangeLog

 2004-11-17  Alexandre Duret-Lutz  <adl@src.lip6.fr>
 
+	* src/misc/hashfunc.hh: Include cstddef to define size_t, and guard
+	the file for multiple inclusions.
+
 	* src/tgba/bdddict.hh, src/tgba/state.hh, src/tgba/statebdd.hh,
 	src/tgba/succiter.hh, src/tgba/succiterconcrete.hh,
 	src/tgba/tgba.hh, src/tgba/tgbabddconcrete.hh,

src/misc/hashfunc.hh

@@ -19,6 +19,10 @@
 // Software Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA
 // 02111-1307, USA.
 
+#ifndef SPOT_MISC_HASHFUNC_HH
+# define SPOT_MISC_HASHFUNC_HH
+# include <cstddef>
+
 namespace spot
 {
   /// \brief Thomas Wang's 32 bit hash function.
@@ -38,3 +42,5 @@ namespace spot
     return key;
   }
 }
+
+#endif // SPOT_MISC_HASHFUNC_HH