/* PSPP - a program for statistical analysis.
- Copyright (C) 2010 Free Software Foundation, Inc.
+ Copyright (C) 2010, 2011 Free Software Foundation, Inc.
This program is free software: you can redistribute it and/or modify
it under the terms of the GNU General Public License as published by
See http://en.wikipedia.org/wiki/String_interning for more information. */
#include <stdbool.h>
+#include <stddef.h>
const char *intern_new (const char *);
+const char *intern_new_if_nonnull (const char *);
const char *intern_ref (const char *);
+const char *intern_ref_if_nonnull (const char *);
void intern_unref (const char *);
+size_t intern_strlen (const char *);
+
bool is_interned_string (const char *);
#endif /* libpspp/intern.h */