host.h

#pragma once

// host architecture values
#define UTL_ARCH_IX86 1
#define UTL_ARCH_AMD64 2

// host type values
#define UTL_HT_UNIX 1

// host OS values
#define UTL_OS_LINUX 1
#define UTL_OS_MINGW 2

// host CC values
#define UTL_CC_GCC 1

// cache line size default value
#ifndef UTL_CACHE_LINE_SIZE
#define UTL_CACHE_LINE_SIZE 64
#endif

// determine endian-ness and word-size
#if UTL_HOST_ARCH == UTL_ARCH_IX86
#define UTL_HOST_LITTLE_ENDIAN
#define UTL_HOST_WORDSIZE 32
#else
#define UTL_HOST_LITTLE_ENDIAN
#define UTL_HOST_WORDSIZE 64
#endif

// determine sizeof(long)
#if (UTL_HOST_WORDSIZE == 32) || (UTL_HOST_OS == UTL_OS_MINGW)
#define UTL_SIZEOF_LONG 4
#else
#define UTL_SIZEOF_LONG 8
#endif

// determine host type
#if ((UTL_HOST_OS == UTL_OS_LINUX) || (UTL_HOST_OS == UTL_OS_MINGW))
#define UTL_HOST_TYPE UTL_HT_UNIX
#endif