code.delx.au - gnu-emacs/blob - nt/inc/stdint.h

   1 /* Replacement stdint.h file for building GNU Emacs on Windows.
   2
   3 Copyright (C) 2011  Free Software Foundation, Inc.
   4
   5 This file is part of GNU Emacs.
   6
   7 GNU Emacs is free software: you can redistribute it and/or modify
   8 it under the terms of the GNU General Public License as published by
   9 the Free Software Foundation, either version 3 of the License, or
  10 (at your option) any later version.
  11
  12 GNU Emacs is distributed in the hope that it will be useful,
  13 but WITHOUT ANY WARRANTY; without even the implied warranty of
  14 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  15 GNU General Public License for more details.
  16
  17 You should have received a copy of the GNU General Public License
  18 along with GNU Emacs.  If not, see <http://www.gnu.org/licenses/>.  */
  19
  20 #ifndef _NT_STDINT_H_
  21 #define _NT_STDINT_H_
  22
  23 #ifdef __GNUC__
  24 # include_next <stdint.h> /* use stdint.h if available */
  25 #else   /* !__GNUC__ */
  26
  27 /* Minimum definitions to allow compilation with tool chains where
  28    stdint.h is not available, e.g. Microsoft Visual Studio.  */
  29
  30 #ifdef _WIN64
  31 typedef __int64 intptr_t;
  32 #define UINT64_MAX 18446744073709551615
  33 #define UINT64_MIN 0
  34 /* "i64" is the non-standard suffix used by MSVC for 64-bit constants.  */
  35 #define INT64_MAX 9223372036854775807i64
  36 #define INT64_MIN (~INT64_MAX)
  37 #define INTPTR_MAX INT64_MAX
  38 #define UINTMAX_MAX UINT64_MAX
  39 #define UINTMAX_MIN UINT64_MIN
  40 #define INTMAX_MAX INT64_MAX
  41 #define INTMAX_MIN INT64_MIN
  42 #else
  43 typedef int intptr_t;
  44 typedef unsigned int uint32_t;
  45 #define UINT32_MAX 4294967295
  46 #define UINT32_MIN 0
  47 #define INT32_MAX 2147483647
  48 #define INT32_MIN (~INT32_MAX)
  49 #define INTPTR_MAX INT32_MAX
  50 #define UINTMAX_MAX UINT32_MAX
  51 #define UINTMAX_MIN UINT32_MIN
  52 #define INTMAX_MAX INT32_MAX
  53 #define INTMAX_MIN INT32_MIN
  54 #endif
  55
  56 #define uintmax_t unsigned __int64
  57 #define intmax_t __int64
  58 #define PTRDIFF_MAX INTPTR_MAX
  59
  60 #endif  /* !__GNUC__ */
  61
  62 #endif /* _NT_STDINT_H_ */