view src/gccache-gtk.h @ 5915:1af53d35dd53

Avoid allocation in #'integer-length; add #'logcount. lisp/ChangeLog addition: 2015-05-29 Aidan Kehoe <kehoea@parhasard.net> * byte-optimize.el (side-effect-free-fns): Add #'integer-length, #'logcount here. * cl-extra.el: * cl-extra.el (integer-length): Update this to avoid allocating memory. * cl-extra.el (logcount): New. Return the number of one bits in INTEGER, if non-negative. Function from Common Lisp. tests/ChangeLog addition: 2015-05-29 Aidan Kehoe <kehoea@parhasard.net> * automated/lisp-tests.el: Test #'integer-length, #'logcount in this file.
author Aidan Kehoe <kehoea@parhasard.net>
date Fri, 29 May 2015 17:06:24 +0100
parents 308d34e9f07d
children
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/* Efficient caching of GTK GCs (graphics contexts).
   Copyright (C) 1993 Free Software Foundation, Inc.


This file is part of XEmacs.

XEmacs 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 3 of the License, or (at your
option) any later version.

XEmacs 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 XEmacs.  If not, see <http://www.gnu.org/licenses/>. */

/* Synched up with: Not in FSF. */

/* Written by jwz, 14 jun 93 */
/* Hacked by wmperry, apr 2000 */

#ifndef _GCCACHE_GTK_H_
#define _GCCACHE_GTK_H_

#include "sysgtk.h"

struct gc_cache;
struct gc_cache *make_gc_cache (GtkWidget *);
void free_gc_cache (struct gc_cache *cache);
GdkGC *gc_cache_lookup (struct gc_cache *, GdkGCValues *, unsigned long mask);

#endif /* _GCCACHE_GTK_H_ */