gcc/d/dmd/root/port.h

   1
   2 /* Copyright (C) 1999-2018 by The D Language Foundation, All Rights Reserved
   3  * http://www.digitalmars.com
   4  * Distributed under the Boost Software License, Version 1.0.
   5  * http://www.boost.org/LICENSE_1_0.txt
   6  * https://github.com/dlang/dmd/blob/master/src/dmd/root/port.h
   7  */
   8
   9 #pragma once
  10
  11 // Portable wrapper around compiler/system specific things.
  12 // The idea is to minimize #ifdef's in the app code.
  13
  14 #include <stdlib.h> // for alloca
  15 #include <stdint.h>
  16
  17 #if _MSC_VER
  18 #include <alloca.h>
  19 typedef __int64 longlong;
  20 typedef unsigned __int64 ulonglong;
  21 #else
  22 typedef long long longlong;
  23 typedef unsigned long long ulonglong;
  24 #endif
  25
  26 typedef unsigned char utf8_t;
  27
  28 struct Port
  29 {
  30     static int memicmp(const char *s1, const char *s2, size_t n);
  31     static char *strupr(char *s);
  32
  33     static bool isFloat32LiteralOutOfRange(const char *s);
  34     static bool isFloat64LiteralOutOfRange(const char *s);
  35
  36     static void writelongLE(unsigned value, void *buffer);
  37     static unsigned readlongLE(void *buffer);
  38     static void writelongBE(unsigned value, void *buffer);
  39     static unsigned readlongBE(void *buffer);
  40     static unsigned readwordLE(void *buffer);
  41     static unsigned readwordBE(void *buffer);
  42     static void valcpy(void *dst, uint64_t val, size_t size);
  43 };