From 7d871ab87d45e535d1512a5834b627cbbce2e66c Mon Sep 17 00:00:00 2001
From: jdgleaver
Date: Fri, 17 Sep 2021 10:37:49 +0100
Subject: Replace direct direct file access with VFS routines

---
 libretro-common/time/rtime.c | 81 ++++++++++++++++++++++++++++++++++++++++++++
 1 file changed, 81 insertions(+)
 create mode 100644 libretro-common/time/rtime.c

(limited to 'libretro-common/time/rtime.c')

diff --git a/libretro-common/time/rtime.c b/libretro-common/time/rtime.c
new file mode 100644
index 0000000..d66c228
--- /dev/null
+++ b/libretro-common/time/rtime.c
@@ -0,0 +1,81 @@
+/* Copyright  (C) 2010-2020 The RetroArch team
+ *
+ * ---------------------------------------------------------------------------------------
+ * The following license statement only applies to this file (rtime.c).
+ * ---------------------------------------------------------------------------------------
+ *
+ * Permission is hereby granted, free of charge,
+ * to any person obtaining a copy of this software and associated documentation files (the "Software"),
+ * to deal in the Software without restriction, including without limitation the rights to
+ * use, copy, modify, merge, publish, distribute, sublicense, and/or sell copies of the Software,
+ * and to permit persons to whom the Software is furnished to do so, subject to the following conditions:
+ *
+ * The above copyright notice and this permission notice shall be included in all copies or substantial portions of the Software.
+ *
+ * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR IMPLIED,
+ * INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+ * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.
+ * IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY,
+ * WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
+ * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
+ */
+
+#ifdef HAVE_THREADS
+#include <rthreads/rthreads.h>
+#include <retro_assert.h>
+#include <stdlib.h>
+#endif
+
+#include <string.h>
+#include <time/rtime.h>
+
+#ifdef HAVE_THREADS
+/* TODO/FIXME - global */
+slock_t *rtime_localtime_lock = NULL;
+#endif
+
+/* Must be called before using rtime_localtime() */
+void rtime_init(void)
+{
+   rtime_deinit();
+#ifdef HAVE_THREADS
+   if (!rtime_localtime_lock)
+      rtime_localtime_lock = slock_new();
+
+   retro_assert(rtime_localtime_lock);
+#endif
+}
+
+/* Must be called upon program termination */
+void rtime_deinit(void)
+{
+#ifdef HAVE_THREADS
+   if (rtime_localtime_lock)
+   {
+      slock_free(rtime_localtime_lock);
+      rtime_localtime_lock = NULL;
+   }
+#endif
+}
+
+/* Thread-safe wrapper for localtime() */
+struct tm *rtime_localtime(const time_t *timep, struct tm *result)
+{
+   struct tm *time_info = NULL;
+
+   /* Lock mutex */
+#ifdef HAVE_THREADS
+   slock_lock(rtime_localtime_lock);
+#endif
+
+   time_info = localtime(timep);
+   if (time_info)
+      memcpy(result, time_info, sizeof(struct tm));
+
+   /* Unlock mutex */
+#ifdef HAVE_THREADS
+   slock_unlock(rtime_localtime_lock);
+#endif
+
+   return result;
+}
-- 
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