1 files changed, 49 insertions, 0 deletions
diff --git a/vendor/zgui/libs/winpthreads/src/rwlock.h b/vendor/zgui/libs/winpthreads/src/rwlock.h
new file mode 100644
index 0000000..2d640fa
--- /dev/null
+++ b/vendor/zgui/libs/winpthreads/src/rwlock.h
@@ -0,0 +1,49 @@
+/*
+   Copyright (c) 2011-2016  mingw-w64 project
+
+   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.
+*/
+
+#ifndef WIN_PTHREADS_RWLOCK_H
+#define WIN_PTHREADS_RWLOCK_H
+
+#define LIFE_RWLOCK 0xBAB1F0ED
+#define DEAD_RWLOCK 0xDEADB0EF
+
+#define STATIC_RWL_INITIALIZER(x)		((pthread_rwlock_t)(x) == ((pthread_rwlock_t)PTHREAD_RWLOCK_INITIALIZER))
+
+typedef struct rwlock_t rwlock_t;
+struct rwlock_t {
+    unsigned int valid;
+    int busy;
+    LONG nex_count; /* Exclusive access counter.  */
+    LONG nsh_count; /* Shared access counter. */
+    LONG ncomplete; /* Shared completed counter. */
+    pthread_mutex_t mex; /* Exclusive access protection.  */
+    pthread_mutex_t mcomplete; /* Shared completed protection. */
+    pthread_cond_t ccomplete; /* Shared access completed queue.  */
+};
+
+#define RWL_SET	0x01
+#define RWL_TRY	0x02
+
+void rwl_print(volatile pthread_rwlock_t *rwl, char *txt);
+void rwl_print_set(int state);
+
+#endif