1 #ifndef foopulseflisthfoo
2 #define foopulseflisthfoo
7 This file is part of PulseAudio.
9 Copyright 2006 Lennart Poettering
11 PulseAudio is free software; you can redistribute it and/or modify
12 it under the terms of the GNU Lesser General Public License as
13 published by the Free Software Foundation; either version 2 of the
14 License, or (at your option) any later version.
16 PulseAudio is distributed in the hope that it will be useful, but
17 WITHOUT ANY WARRANTY; without even the implied warranty of
18 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
19 General Public License for more details.
21 You should have received a copy of the GNU Lesser General Public
22 License along with PulseAudio; if not, write to the Free Software
23 Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307
27 #include <pulse/def.h>
29 #include <pulsecore/once.h>
31 /* A multiple-reader multipler-write lock-free free list implementation */
33 typedef struct pa_flist pa_flist;
35 /* Size is required to be a power of two, or 0 for the default size */
36 pa_flist * pa_flist_new(unsigned size);
37 void pa_flist_free(pa_flist *l, pa_free_cb_t free_cb);
39 /* Please note that this routine might fail! */
40 int pa_flist_push(pa_flist*l, void *p);
41 void* pa_flist_pop(pa_flist*l);
43 #define PA_STATIC_FLIST_DECLARE(name, size) \
47 } name##_static_flist = { NULL, PA_ONCE_INIT }; \
49 static void name##_init(void) { \
50 name##_static_flist.flist = pa_flist_new(size); \
53 static inline pa_flist* name##_get(void) { \
54 pa_once(&name##_static_flist.once, name##_init); \
55 return name##_static_flist.flist; \
57 struct __stupid_useless_struct_to_allow_trailing_semicolon
59 #define PA_STATIC_FLIST_GET(name) (name##_get())