b7edc7f8e8
GCC doesn't set __STDC_VERSION__ for older versions. It is verified to be set by default on 5.3.0. Older versions set __INT64_MAX__ though (oldest version tested is 4.5.4). If compilation with older GCC versions is required, set -std=c99. Even 3.4.6 is supported with this setting.
58 lines
1.6 KiB
C
58 lines
1.6 KiB
C
/* NetHack 3.6 integer.h $NHDT-Date: 1524689514 2018/04/25 20:51:54 $ $NHDT-Branch: NetHack-3.6.0 $:$NHDT-Revision: 1.0 $ */
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/* Copyright (c) 2016 by Michael Allison */
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/* NetHack may be freely redistributed. See license for details. */
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/* integer.h -- provide sized integer types */
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#ifndef INTEGER_H
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#define INTEGER_H
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#if defined(__STDC__) && __STDC_VERSION__ >= 199101L
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/* The compiler claims to conform to C99. Use stdint.h */
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#include <stdint.h>
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#define SKIP_STDINT_WORKAROUND
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#else
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# if defined(HAS_STDINT_H)
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/* Some compilers have stdint.h but don't conform to all of C99. */
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#include <stdint.h>
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#define SKIP_STDINT_WORKAROUND
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# endif
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# if defined(__GNUC__) && defined(__INT64_MAX__)
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# include <stdint.h>
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# define SKIP_STDINT_WORKAROUND
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# endif
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#endif
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#ifndef SKIP_STDINT_WORKAROUND /* !C99 */
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typedef unsigned char uint8_t;
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typedef short int16_t;
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typedef unsigned short uint16_t;
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#if defined(__WATCOMC__) && !defined(__386__)
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/* Open Watcom providing a 16 bit build for MS-DOS or OS/2 */
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/* int is 16 bits; use long for 32 bits */
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typedef long int32_t;
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typedef unsigned long uint32_t;
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#else
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/* Otherwise, assume either a 32- or 64-bit compiler */
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/* long may be 64 bits; use int for 32 bits */
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typedef int int32_t;
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typedef unsigned int uint32_t;
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#endif
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typedef long long int64_t;
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typedef unsigned long long uint64_t;
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#endif /* !C99 */
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/* Provide uint8, int16, uint16, int32, uint32, int64 and uint64 */
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typedef uint8_t uint8;
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typedef int16_t int16;
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typedef uint16_t uint16;
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typedef int32_t int32;
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typedef uint32_t uint32;
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typedef int64_t int64;
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typedef uint64_t uint64;
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#endif /* INTEGER_H */
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