gprimes.h 1.7 KB
Newer Older
1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23
/* GLIB - Library of useful routines for C programming
 * Copyright (C) 1995-1997  Peter Mattis, Spencer Kimball and Josh MacDonald
 *
 * This library is free software; you can redistribute it and/or
 * modify it under the terms of the GNU Lesser General Public
 * License as published by the Free Software Foundation; either
 * version 2 of the License, or (at your option) any later version.
 *
 * This library 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
 * Lesser General Public License for more details.
 *
 * You should have received a copy of the GNU Lesser General Public
 * License along with this library; if not, write to the
 * Free Software Foundation, Inc., 59 Temple Place - Suite 330,
 * Boston, MA 02111-1307, USA.
 */

/*
 * Modified by the GLib Team and others 1997-2000.  See the AUTHORS
 * file for a list of people on the GLib Team.  See the ChangeLog
 * files for a list of changes.  These files are distributed with
24
 * GLib at ftp://ftp.gtk.org/pub/gtk/.
25 26
 */

27
#if !defined (__GLIB_H_INSIDE__) && !defined (GLIB_COMPILATION)
28 29 30
#error "Only <glib.h> can be included directly."
#endif

31 32 33
#ifndef __G_PRIMES_H__
#define __G_PRIMES_H__

34
#include <glib/gtypes.h>
35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51

G_BEGIN_DECLS

/* Prime numbers.
 */

/* This function returns prime numbers spaced by approximately 1.5-2.0
 * and is for use in resizing data structures which prefer
 * prime-valued sizes.	The closest spaced prime function returns the
 * next largest prime, or the highest it knows about which is about
 * MAXINT/4.
 */
guint	   g_spaced_primes_closest (guint num) G_GNUC_CONST;

G_END_DECLS

#endif /* __G_PRIMES_H__ */