From f272555a2555a78a51b5c858e3a5ff0ac01fb510 Mon Sep 17 00:00:00 2001
From: Gary Talent <gary@drinkingtea.net>
Date: Wed, 3 Feb 2021 19:23:55 -0600
Subject: [PATCH] [ox/std] Add OS detection

---
 deps/ox/src/ox/std/defines.hpp | 37 ++++++++++++++++++++++++++++++++++
 1 file changed, 37 insertions(+)

diff --git a/deps/ox/src/ox/std/defines.hpp b/deps/ox/src/ox/std/defines.hpp
index 6d38d854..5af4b6ce 100644
--- a/deps/ox/src/ox/std/defines.hpp
+++ b/deps/ox/src/ox/std/defines.hpp
@@ -36,4 +36,41 @@ constexpr auto BigEndian = false;
 constexpr auto LittleEndian = true;
 #endif
 
+enum class OS {
+	BareMetal,
+	NetBSD,
+	OpenBSD,
+	FreeBSD,
+	DragonFlyBSD,
+	Linux,
+	Darwin,
+	Windows
+};
+
+#if defined(__FreeBSD__)
+constexpr OS OS = OS::FreeBSD;
+#define OX_OS_FreeBSD
+#elif defined(__NetBSD__)
+constexpr OS OS = OS::NetBSD;
+#define OX_OS_NetBSD
+#elif defined(__OpenBSD__)
+constexpr OS OS = OS::OpenBSD;
+#define OX_OS_OpenBSD
+#elif defined(__DragonFly__)
+constexpr OS OS = OS::DragonFlyBSD;
+#define OX_OS_DragonFlyBSD
+#elif defined(__gnu_linux__)
+constexpr OS OS = OS::Linux;
+#define OX_OS_Linux
+#elif defined(_WIN32)
+#define OX_OS_Windows
+constexpr OS OS = OS::Windows;
+#elif defined(__apple__)
+#define OX_OS_Darwin
+constexpr OS OS = OS::Darwin;
+#else
+#define OX_OS_BareMetal
+constexpr OS OS = OS::BareMetal;
+#endif
+
 }