refs #114, use Availability.h in supporting headers

gulrak · Apr 3, 2021 · 6dc4ece · 6dc4ece
1 parent 494e751
commit 6dc4ece
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diff --git a/include/ghc/fs_std.hpp b/include/ghc/fs_std.hpp
@@ -30,6 +30,10 @@
 //              namespace fs.
 //---------------------------------------------------------------------------------------
 #ifndef GHC_FILESYSTEM_STD_H
+#define GHC_FILESYSTEM_STD_H
+#if defined(__APPLE__)
+#include <Availability.h>
+#endif
 #if ((defined(_MSVC_LANG) && _MSVC_LANG >= 201703L) || (defined(__cplusplus) && __cplusplus >= 201703L)) && defined(__has_include)
 #if __has_include(<filesystem>) && (!defined(__MAC_OS_X_VERSION_MIN_REQUIRED) || __MAC_OS_X_VERSION_MIN_REQUIRED >= 101500)
 #define GHC_USE_STD_FS

diff --git a/include/ghc/fs_std_fwd.hpp b/include/ghc/fs_std_fwd.hpp
@@ -33,6 +33,9 @@
 //---------------------------------------------------------------------------------------
 #ifndef GHC_FILESYSTEM_STD_FWD_H
 #define GHC_FILESYSTEM_STD_FWD_H
+#if defined(__APPLE__)
+#include <Availability.h>
+#endif
 #if ((defined(_MSVC_LANG) && _MSVC_LANG >= 201703L) || (defined(__cplusplus) && __cplusplus >= 201703L)) && defined(__has_include)
 #if __has_include(<filesystem>) && (!defined(__MAC_OS_X_VERSION_MIN_REQUIRED) || __MAC_OS_X_VERSION_MIN_REQUIRED >= 101500)
 #define GHC_USE_STD_FS

diff --git a/include/ghc/fs_std_impl.hpp b/include/ghc/fs_std_impl.hpp
@@ -31,6 +31,9 @@
 // The cpp has to include this before including fs_std_fwd.hpp directly or via a different
 // header to work.
 //---------------------------------------------------------------------------------------
+#if defined(__APPLE__)
+#include <Availability.h>
+#endif
 #if ((defined(_MSVC_LANG) && _MSVC_LANG >= 201703L) || (defined(__cplusplus) && __cplusplus >= 201703L)) && defined(__has_include)
 #if __has_include(<filesystem>) && (!defined(__MAC_OS_X_VERSION_MIN_REQUIRED) || __MAC_OS_X_VERSION_MIN_REQUIRED >= 101500)
 #define GHC_USE_STD_FS