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Diffstat (limited to 'libcxx/src/include/apple_availability.h')
-rw-r--r--libcxx/src/include/apple_availability.h51
1 files changed, 51 insertions, 0 deletions
diff --git a/libcxx/src/include/apple_availability.h b/libcxx/src/include/apple_availability.h
new file mode 100644
index 000000000000..0091138170fd
--- /dev/null
+++ b/libcxx/src/include/apple_availability.h
@@ -0,0 +1,51 @@
+//===------------------------ apple_availability.h ------------------------===//
+//
+// Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions.
+// See https://llvm.org/LICENSE.txt for license information.
+// SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception
+//
+//===----------------------------------------------------------------------===//
+#ifndef _LIBCPP_SRC_INCLUDE_APPLE_AVAILABILITY_H
+#define _LIBCPP_SRC_INCLUDE_APPLE_AVAILABILITY_H
+
+#if defined(__APPLE__)
+
+#if defined(__ENVIRONMENT_MAC_OS_X_VERSION_MIN_REQUIRED__)
+#if __ENVIRONMENT_MAC_OS_X_VERSION_MIN_REQUIRED__ >= 101300
+#define _LIBCPP_USE_UTIMENSAT
+#endif
+#elif defined(__ENVIRONMENT_IPHONE_OS_VERSION_MIN_REQUIRED__)
+#if __ENVIRONMENT_IPHONE_OS_VERSION_MIN_REQUIRED__ >= 110000
+#define _LIBCPP_USE_UTIMENSAT
+#endif
+#elif defined(__ENVIRONMENT_TV_OS_VERSION_MIN_REQUIRED__)
+#if __ENVIRONMENT_TV_OS_VERSION_MIN_REQUIRED__ >= 110000
+#define _LIBCPP_USE_UTIMENSAT
+#endif
+#elif defined(__ENVIRONMENT_WATCH_OS_VERSION_MIN_REQUIRED__)
+#if __ENVIRONMENT_WATCH_OS_VERSION_MIN_REQUIRED__ >= 40000
+#define _LIBCPP_USE_UTIMENSAT
+#endif
+#endif // __ENVIRONMENT_.*_VERSION_MIN_REQUIRED__
+
+#if defined(__ENVIRONMENT_MAC_OS_X_VERSION_MIN_REQUIRED__)
+#if __ENVIRONMENT_MAC_OS_X_VERSION_MIN_REQUIRED__ >= 101200
+#define _LIBCPP_USE_CLOCK_GETTIME
+#endif
+#elif defined(__ENVIRONMENT_IPHONE_OS_VERSION_MIN_REQUIRED__)
+#if __ENVIRONMENT_IPHONE_OS_VERSION_MIN_REQUIRED__ >= 100000
+#define _LIBCPP_USE_CLOCK_GETTIME
+#endif
+#elif defined(__ENVIRONMENT_TV_OS_VERSION_MIN_REQUIRED__)
+#if __ENVIRONMENT_TV_OS_VERSION_MIN_REQUIRED__ >= 100000
+#define _LIBCPP_USE_CLOCK_GETTIME
+#endif
+#elif defined(__ENVIRONMENT_WATCH_OS_VERSION_MIN_REQUIRED__)
+#if __ENVIRONMENT_WATCH_OS_VERSION_MIN_REQUIRED__ >= 30000
+#define _LIBCPP_USE_CLOCK_GETTIME
+#endif
+#endif // __ENVIRONMENT_.*_VERSION_MIN_REQUIRED__
+
+#endif // __APPLE__
+
+#endif // _LIBCPP_SRC_INCLUDE_APPLE_AVAILABILITY_H