// vim:fileencoding=utf-8:foldmethod=marker

#ifndef PLATFORM_H
#define PLATFORM_H

// Operating system
#if defined(__ANDROID__)
	#define WP_PLATFORM_ANDROID
	#define WP_PLATFORM_POSIX
#elif defined(__FreeBSD__)
	#define WP_PLATFORM_FREE_BSD
	#define WP_PLATFORM_BSD
	#define WP_PLATFORM_POSIX
#elif defined(__NetBSD__)
	#define WP_PLATFORM_NET_BSD
	#define WP_PLATFORM_BSD
	#define WP_PLATFORM_POSIX
#elif defined(__OpenBSD__)
	#define WP_PLATFORM_OPEN_BSD
	#define WP_PLATFORM_BSD
	#define WP_PLATFORM_POSIX
#elif defined(__DragonFly__)
	#define WP_PLATFORM_DRAGON_FLY
	#define WP_PLATFORM_BSD
	#define WP_PLATFORM_POSIX
#elif defined(__bsdi__)
	#define WP_PLATFORM_BSD
	#define WP_PLATFORM_POSIX
#elif defined(__linux__) || defined(linux) || defined(__linux) || defined(__gnu_linux__)
	#define WP_PLATFORM_LINUX
	#define WP_PLATFORM_POSIX
#elif defined(__GNU__) || defined(__gnu_hurd__)
	#define WP_PLATFORM_GNU
	#define WP_PLATFORM_POSIX
#elif defined(__APPLE__) || defined(__MACH__)
	#include <TargetConditionals.h>
	#if TARGET_OS_IPHONE
		#define WP_PLATFORM_IOS
		#define WP_PLATFORM_APPLE
		#define WP_PLATFORM_POSIX
	#elif TARGET_OS_MAC
		#define WP_PLATFORM_MACOS
		#define WP_PLATFORM_APPLE
		#define WP_PLATFORM_POSIX
	#else
		#error "Unrecognised Apple platform"
	#endif
#elif defined(_WIN64)
	#define WP_PLATFORM_WINDOWS64
	#define WP_PLATFORM_WINDOWS
#elif defined(_WIN32)
	#define WP_PLATFORM_WINDOWS32
	#define WP_PLATFORM_WINDOWS
#elif defined(__CYGWIN__)
	#define WP_PLATFORM_CYGWIN
	#define WP_PLATFORM_WINDOWS
#elif defined(__unix__) || defined(__unix)
	#define WP_PLATFORM_UNIX
	#define WP_PLATFORM_POSIX
#else
	#error "Unrecognised platform"
#endif

// Compiler
#if defined(__clang__)
	#define WP_PLATFORM_CLANG

	#if defined(__GNUG__)
		#define WP_PLATFORM_CLANGPP
	#endif

	#define WP_PLATFORM_CLANG_MAJOR __clang_major__
	#define WP_PLATFORM_CLANG_MINOR __clang_minor__
	#define WP_PLATFORM_CLANG_PATCH __clang_patchlevel__
#elif defined(__GNUC__) || defined(__GNUG__)
	#define WP_PLATFORM_GCC

	#if defined(__GNUG__)
		#define WP_PLATFORM_GPP
	#endif

	#define WP_PLATFORM_GCC_MAJOR __GNUC__
	#define WP_PLATFORM_GCC_MINOR __GNUC_MINOR__

	#if defined(__GNUC_PATCHLEVEL__)
		#define WP_PLATFORM_GCC_PATCH __GNUC_PATCHLEVEL__
	#endif
#elif defined(_MSC_VER)
	#define WP_PLATFORM_MSVC
	#define WP_PLATFORM_MSVC_FULL_VERSION _MSC_FULL_VER
	#define WP_PLATFORM_MSVC_VERSION _MSC_VER
#else
	#error "Unrecognised compiler"
#endif

// Language
#ifdef __cplusplus
	#define WP_PLATFORM_CPP
	#define WP_PLATFORM_CPP_VERSION __cplusplus
	#define WP_PLATFORM_CPP98_VERSION 199711L
	#define WP_PLATFORM_CPP11_VERSION 201103L
	#define WP_PLATFORM_CPP14_VERSION 201402L
	#define WP_PLATFORM_CPP17_VERSION 201703L
	#define WP_PLATFORM_CPP20_VERSION 202002L
	#define WP_PLATFORM_CPP23_VERSION 202302L

	#if WP_PLATFORM_CPP_VERSION == WP_PLATFORM_CPP98_VERSION
		#define WP_PLATFORM_CPP98
	#elif WP_PLATFORM_CPP_VERSION == WP_PLATFORM_CPP11_VERSION
		#define WP_PLATFORM_CPP11
	#elif WP_PLATFORM_CPP_VERSION == WP_PLATFORM_CPP14_VERSION
		#define WP_PLATFORM_CPP14
	#elif WP_PLATFORM_CPP_VERSION == WP_PLATFORM_CPP17_VERSION
		#define WP_PLATFORM_CPP17
	#elif WP_PLATFORM_CPP_VERSION == WP_PLATFORM_CPP20_VERSION
		#define WP_PLATFORM_CPP20
	#elif WP_PLATFORM_CPP_VERSION == WP_PLATFORM_CPP23_VERSION
		#define WP_PLATFORM_CPP23
	#else
		#error "Unrecognised C++ version"
	#endif
#else
	#define WP_PLATFORM_C

	#if defined(__STDC_VERSION__)
		#define WP_PLATFORM_C_VERSION __STDC_VERSION__
		#define WP_PLATFORM_C99_VERSION 199901L
		#define WP_PLATFORM_C11_VERSION 201112L
		#define WP_PLATFORM_C17_VERSION 201710L
		#define WP_PLATFORM_C23_VERSION 202311L

		#if WP_PLATFORM_C_VERSION == WP_PLATFORM_C99_VERSION
			#define WP_PLATFORM_C99
		#elif WP_PLATFORM_C_VERSION == WP_PLATFORM_C11_VERSION
			#define WP_PLATFORM_C11
		#elif WP_PLATFORM_C_VERSION == WP_PLATFORM_C17_VERSION
			#define WP_PLATFORM_C17
		#elif WP_PLATFORM_C_VERSION == WP_PLATFORM_C23_VERSION
			#define WP_PLATFORM_C23
		#else
			#error "Unrecognised C version"
		#endif
	#else
		#define WP_PLATFORM_C89
	#endif
#endif // !__cplusplus

#endif // !PLATFORM_H