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[mizunara.git] / mizucp / atomic.h

diff --git a/mizucp/atomic.h b/mizucp/atomic.h
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+/*
+ * Copyright 2021 Olaf Wintermann
+ *
+ * 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 MZCP_ATOMIC_H
+#define MZCP_ATOMIC_H
+
+#ifdef __cplusplus
+extern "C" {
+#endif
+
+#if defined(__clang__) || defined(__GNUC__)
+    
+#define mz_atomic_inc64(intptr) __sync_fetch_and_add(intptr, 1)
+#define mz_atomic_dec64(intptr) __sync_fetch_and_sub(intptr, 1)
+#define mz_atomic_add64(intptr, val) __sync_fetch_and_add(intptr, val)
+    
+#elif defined(__sun)
+    
+#include <atomic.h>
+
+#define mz_atomic_inc64(intptr) atomic_inc_64_nv(intptr)
+#define mz_atomic_dec64(intptr) atomic_dec_64_nv(intptr)
+#define mz_atomic_add64(intptr, val) atomic_add_64_nv(intptr, val)
+    
+#endif
+
+
+#ifdef __cplusplus
+}
+#endif
+
+#endif /* MZCP_ATOMIC_H */
+