#ifndef OMNI_PLATFORM_H
#define OMNI_PLATFORM_H

/*
 *
 * COMPILER INFORMATION
 *
 */

#undef OMNI_CC_MSVC
#undef OMNI_CC_GNU

#if defined(_MSC_VER)
#define OMNI_CC_MSVC
#endif

#if defined(__GNUC__) || defined(__clang__)
#define OMNI_CC_GNU
#endif


#if !defined(OMNI_CC_GNU) && !defined(OMNI_CC_MSVC)
#error "compiler not supported"
#endif

/*
 *
 * TARGET ARCHITECTURE INFORMATION
 *
 */

#undef OMNI_ARCH_X86
#undef OMNI_ARCH_ARM
#undef OMNI_ARCH_64BIT
#undef OMNI_ARCH_32BIT

#if defined(__i386__) || defined(_M_IX86)
#define OMNI_ARCH_X86
#define OMNI_ARCH_32BIT
#endif

#if defined(__x86_64__) || defined(_M_X64)
#define OMNI_ARCH_X86
#define OMNI_ARCH_64BIT
#endif

#if defined(__arm__) || defined(_M_ARM)
#define OMNI_ARCH_ARM
#define OMNI_ARCH_32BIT
#endif

#if defined(__aarch64__) || defined(_M_ARM64) || defined(__arm64__)
#define OMNI_ARCH_ARM
#define OMNI_ARCH_64BIT
#endif

#if !defined(OMNI_ARCH_X86) && !defined(OMNI_ARCH_ARM)
#error "target architecture is not supported"
#endif

/*
 *
 * TARGET OS INFORMATION
 *
 */

#undef OMNI_OS_WIN
#undef OMNI_OS_LINUX
#undef OMNI_OS_FREEBSD
#undef OMNI_OS_OSX

#if defined(_WIN32) || defined(_WIN64)
#define OMNI_OS_WIN
#endif

#if defined(__linux__)
#define OMNI_OS_LINUX
#define OMNI_OS_UNIX
#endif

#if defined(__FreeBSD__) || defined(__FreeBSD_kernel__)
#define OMNI_OS_FREEBSD
#define OMNI_OS_UNIX
#endif

#if defined(__APPLE__) && defined(__MACH__)
#define OMNI_OS_OSX
#define OMNI_OS_UNIX
#endif

#if !defined(OMNI_OS_UNIX) && !defined(OMNI_OS_WIN)
#error "target os not supported"
#endif

#endif