// Copyright (c) 1999-2012 by Digital Mars
// All Rights Reserved
// written by Walter Bright
// http://www.digitalmars.com

#ifndef PORT_H
#define PORT_H

// Portable wrapper around compiler/system specific things.
// The idea is to minimize #ifdef's in the app code.

#if defined(IN_LLVM) && (LDC_LLVM_VER >= 303)
#include "llvm/Config/config.h"
#endif
#include <stdlib.h> // for alloca
#include <stdint.h>

#include "longdouble.h"

#if _MSC_VER
#include <alloca.h>
typedef __int64 longlong;
typedef unsigned __int64 ulonglong;
#else
typedef long long longlong;
typedef unsigned long long ulonglong;
#endif

typedef unsigned char utf8_t;

struct Port
{
    static double nan;
    static longdouble ldbl_nan;
    static longdouble snan;

    static double infinity;
    static longdouble ldbl_infinity;

    static double dbl_max;
    static double dbl_min;
    static longdouble ldbl_max;

    static int isNan(double);
    static int isNan(longdouble);

    static int isSignallingNan(double);
    static int isSignallingNan(longdouble);

    static int isInfinity(double);

    static longdouble fmodl(longdouble x, longdouble y);
    static int fequal(longdouble x, longdouble y);

    static char *strupr(char *);

    static int memicmp(const char *s1, const char *s2, int n);
    static int stricmp(const char *s1, const char *s2);

    static float strtof(const char *p, char **endp);
    static double strtod(const char *p, char **endp);
    static longdouble strtold(const char *p, char **endp);
};

#endif