init

Telegram/ThirdParty/dispatch/os/generic_win_base.h

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+/*
+ * This source file is part of the Swift.org open source project
+ *
+ * Copyright (c) 2015 Apple Inc. and the Swift project authors
+ *
+ * Licensed under Apache License v2.0 with Runtime Library Exception
+ *
+ * See https://swift.org/LICENSE.txt for license information
+ * See https://swift.org/CONTRIBUTORS.txt for the list of Swift project authors
+ *
+ */
+
+#ifndef __OS_GENERIC_WIN_BASE__
+#define __OS_GENERIC_WIN_BASE__
+
+#include <os/generic_base.h>
+
+// Unices provide `roundup` via sys/param.h
+#define roundup(x, y) ((((x) + ((y) - 1)) / (y)) * (y))
+// Unices provide `MAX` via sys/param.h
+#define MAX(a,b) (((a)>(b))?(a):(b))
+// Unices provide `MIN` via sys/param.h
+#define MIN(a,b) (((a)<(b))?(a):(b))
+// Unices provide `howmany` via sys/param.h
+#define howmany(x, y)  (((x) + ((y) - 1)) / (y))
+
+#ifndef HAVE_MODE_T
+typedef int mode_t;
+#endif
+typedef void pthread_attr_t;
+
+#ifndef API_AVAILABLE
+#define API_AVAILABLE(...)
+#endif
+#ifndef API_DEPRECATED
+#define API_DEPRECATED(...)
+#endif
+#ifndef API_UNAVAILABLE
+#define API_UNAVAILABLE(...)
+#endif
+#ifndef API_DEPRECATED_WITH_REPLACEMENT
+#define API_DEPRECATED_WITH_REPLACEMENT(...)
+#endif
+
+#if !defined(__has_attribute)
+#define __has_attribute(attibute) 0
+#endif
+
+#if !defined(__has_builtin)
+#define __has_builtin(builtin) 0
+#endif
+
+#if !defined(__has_feature)
+#define __has_feature(feature) 0
+#endif
+
+#if __has_builtin(__builtin_expect)
+#define OS_EXPECT(expression, value) __builtin_expect((expression), (value))
+#else
+#define OS_EXPECT(expression, value) (expression)
+#endif
+
+#if __has_attribute(__unused__)
+#define OS_UNUSED __attribute__((__unused__))
+#else
+#define OS_UNUSED
+#endif
+
+#ifndef os_likely
+#define os_likely(expression) OS_EXPECT(!!(expression), 1)
+#endif
+#ifndef os_unlikely
+#define os_unlikely(expression) OS_EXPECT(!!(expression), 0)
+#endif
+
+#if __has_feature(assume_nonnull)
+#define OS_ASSUME_NONNULL_BEGIN _Pragma("clang assume_nonnull begin")
+#define OS_ASSUME_NONNULL_END   _Pragma("clang assume_nonnull end")
+#else
+#define OS_ASSUME_NONNULL_BEGIN
+#define OS_ASSUME_NONNULL_END
+#endif
+
+#if __has_builtin(__builtin_assume)
+#define OS_COMPILER_CAN_ASSUME(expr) __builtin_assume(expr)
+#else
+#define OS_COMPILER_CAN_ASSUME(expr) ((void)(expr))
+#endif
+
+#if __has_feature(attribute_availability_swift)
+// equivalent to __SWIFT_UNAVAILABLE from Availability.h
+#define OS_SWIFT_UNAVAILABLE(msg)                                              \
+  __attribute__((__availability__(swift, unavailable, message = msg)))
+#else
+#define OS_SWIFT_UNAVAILABLE(msg)
+#endif
+
+#define __OS_STRINGIFY(s) #s
+#define OS_STRINGIFY(s) __OS_STRINGIFY(s)
+
+#if __has_feature(objc_fixed_enum) || __has_extension(cxx_strong_enums)
+#define OS_ENUM(name, type, ...) typedef enum : type { __VA_ARGS__ } name##_t
+#else
+#define OS_ENUM(name, type, ...)                                               \
+  enum { __VA_ARGS__ };                                                        \
+  typedef type name##_t
+#endif
+
+#ifdef OS_EXPORT
+#undef OS_EXPORT
+#endif
+#define OS_EXPORT __declspec(dllexport)
+
+#ifdef OS_WARN_RESULT_NEEDS_RELEASE
+#undef OS_WARN_RESULT_NEEDS_RELEASE
+#endif
+
+#ifdef OS_WARN_RESULT
+#undef OS_WARN_RESULT
+#endif
+#define OS_WARN_RESULT
+
+#ifdef OS_NOTHROW
+#undef OS_NOTHROW
+#endif
+#define OS_NOTHROW
+
+#endif