Add libretro VFS and use VFS for windows target
[pcsx_rearmed.git] / libretro-common / time / rtime.c
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1/* Copyright (C) 2010-2020 The RetroArch team
2 *
3 * ---------------------------------------------------------------------------------------
4 * The following license statement only applies to this file (rtime.c).
5 * ---------------------------------------------------------------------------------------
6 *
7 * Permission is hereby granted, free of charge,
8 * to any person obtaining a copy of this software and associated documentation files (the "Software"),
9 * to deal in the Software without restriction, including without limitation the rights to
10 * use, copy, modify, merge, publish, distribute, sublicense, and/or sell copies of the Software,
11 * and to permit persons to whom the Software is furnished to do so, subject to the following conditions:
12 *
13 * The above copyright notice and this permission notice shall be included in all copies or substantial portions of the Software.
14 *
15 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR IMPLIED,
16 * INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
17 * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.
18 * IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY,
19 * WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
20 * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
21 */
22
23#ifdef HAVE_THREADS
24#include <rthreads/rthreads.h>
25#include <retro_assert.h>
26#include <stdlib.h>
27#endif
28
29#include <string.h>
30#include <time/rtime.h>
31
32#ifdef HAVE_THREADS
33/* TODO/FIXME - global */
34slock_t *rtime_localtime_lock = NULL;
35#endif
36
37/* Must be called before using rtime_localtime() */
38void rtime_init(void)
39{
40 rtime_deinit();
41#ifdef HAVE_THREADS
42 if (!rtime_localtime_lock)
43 rtime_localtime_lock = slock_new();
44
45 retro_assert(rtime_localtime_lock);
46#endif
47}
48
49/* Must be called upon program termination */
50void rtime_deinit(void)
51{
52#ifdef HAVE_THREADS
53 if (rtime_localtime_lock)
54 {
55 slock_free(rtime_localtime_lock);
56 rtime_localtime_lock = NULL;
57 }
58#endif
59}
60
61/* Thread-safe wrapper for localtime() */
62struct tm *rtime_localtime(const time_t *timep, struct tm *result)
63{
64 struct tm *time_info = NULL;
65
66 /* Lock mutex */
67#ifdef HAVE_THREADS
68 slock_lock(rtime_localtime_lock);
69#endif
70
71 time_info = localtime(timep);
72 if (time_info)
73 memcpy(result, time_info, sizeof(struct tm));
74
75 /* Unlock mutex */
76#ifdef HAVE_THREADS
77 slock_unlock(rtime_localtime_lock);
78#endif
79
80 return result;
81}