Makefile- atomic.h
- date.c
- date.h
- io.c
- io.h
- libxattr.c
- libxattr.h
- netbuf.c
- object.c
- object.h
- objs.mk
- pblock.c
- pblock.h
- platform.h
- plist.c
- plist.h
- plist_pvt.h
- plistdef.h
- pool.c
- pool.h
- pool_pvt.h
- shexp.c
- shexp.h
- strbuf.c
- strbuf.h
- system.c
- systems.h
- systhr.c
- systhr.h
- thrpool.c
- thrpool.h
- uri.c
- util.c
- util.h
- writer.c
- writer.h
1 /*
2 * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS HEADER.
3 *
4 * Copyright 2013 Olaf Wintermann. All rights reserved.
5 *
6 * Redistribution and use in source and binary forms, with or without
7 * modification, are permitted provided that the following conditions are met:
8 *
9 * 1. Redistributions of source code must retain the above copyright
10 * notice, this list of conditions and the following disclaimer.
11 *
12 * 2. Redistributions in binary form must reproduce the above copyright
13 * notice, this list of conditions and the following disclaimer in the
14 * documentation and/or other materials provided with the distribution.
15 *
16 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
17 * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
18 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
19 * ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE
20 * LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
21 * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
22 * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
23 * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
24 * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
25 * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
26 * POSSIBILITY OF SUCH DAMAGE.
27 */
28
29 #ifndef ATOMIC_H
30 #define ATOMIC_H
31
32 #ifdef __cplusplus
33 extern "C" {
34 #endif
35
36 #ifdef __gnu_linux__
37
38 #define ws_atomic_inc32(intptr) __sync_fetch_and_add(intptr, 1)
39 #define ws_atomic_dec32(intptr) __sync_fetch_and_sub(intptr, 1) - 1
40 #define ws_atomic_add32(intptr, val) __sync_fetch_and_add(intptr, val)
41 #define ws_atomic_sub32(intptr, val) __sync_fetch_and_sub(intptr, val)
42
43 #elif defined(OSX)
44 #include <libkern/OSAtomic.h>
45
46 #define ws_atomic_inc32(intptr) OSAtomicIncrement32((volatile int32_t *)intptr)
47 #define ws_atomic_dec32(intptr) OSAtomicDecrement32((volatile int32_t *)intptr)
48
49 #elif defined(BSD)
50 #define ws_atomic_inc32(intptr) __sync_fetch_and_add(intptr, 1)
51 #define ws_atomic_dec32(intptr) __sync_fetch_and_sub(intptr, 1) - 1
52 #define ws_atomic_add32(intptr, val) __sync_fetch_and_add(intptr, val)
53 #define ws_atomic_sub32(intptr, val) __sync_fetch_and_sub(intptr, va
54 #else
55 // use atomic.h
56 #include <atomic.h>
57
58 #define ws_atomic_inc32(intptr) atomic_inc_32_nv(intptr)
59 #define ws_atomic_dec32(intptr) atomic_dec_32_nv(intptr)
60 // TODO
61
62 #endif
63
64
65 #ifdef __cplusplus
66 }
67 #endif
68
69 #endif /* ATOMIC_H */
70
71