forked from Imagelibrary/rtems
47148e4f85
* libcsupport/include/sys/_stdint.h: Special-case int64_t (GCC has __LONG_LONG_MAX__, while POSIX mandates LLONG_MAX. This break __EXP(LONG_LONG_MAX)).
226 lines
5.1 KiB
C
226 lines
5.1 KiB
C
/**
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* @file sys/_stdint.h
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*/
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/*
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* COPYRIGHT (c) 2004.
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* Ralf Corsepius, Ulm/Germany.
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*
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* The license and distribution terms for this file may be
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* found in the file LICENSE in this distribution or at
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* http://www.rtems.org/license/LICENSE.
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*
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* $Id$
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*/
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#ifndef __sys_stdint_h
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#define __sys_stdint_h
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#ifdef __cplusplus
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extern "C" {
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#endif
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#if defined(__GNUC__) && (__GNUC__ >= 3 ) \
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&& defined(__GNUC_MINOR__) && (__GNUC_MINOR__ > 2 )
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#define __EXP(x) __##x##__
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#else
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#define __EXP(x) x
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#include <limits.h>
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#endif
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#if __EXP(SCHAR_MAX) == 0x7f
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typedef signed char int8_t ;
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typedef unsigned char uint8_t ;
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#define __int8_t_defined 1
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#endif
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#if __int8_t_defined
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typedef signed char int_least8_t;
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typedef unsigned char uint_least8_t;
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#define __int_least8_t_defined 1
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#endif
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#if __EXP(SHRT_MAX) == 0x7fff
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typedef signed short int16_t;
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typedef unsigned short uint16_t;
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#define __int16_t_defined 1
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#elif __EXP(INT_MAX) == 0x7fff
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typedef signed int int16_t;
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typedef unsigned int uint16_t;
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#define __int16_t_defined 1
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#elif __EXP(SCHAR_MAX) == 0x7fff
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typedef signed char int16_t;
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typedef unsigned char uint16_t;
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#define __int16_t_defined 1
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#endif
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#if __int16_t_defined
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typedef int16_t int_least16_t;
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typedef uint16_t uint_least16_t;
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#define __int_least16_t_defined 1
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#ifndef __int_least8_t_defined
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typedef int16_t int_least8_t;
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typedef uint16_t uint_least8_t;
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#define __int_least8_t_defined 1
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#endif
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#endif
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#if __EXP(INT_MAX) == 0x7fffffffL
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typedef signed int int32_t;
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typedef unsigned int uint32_t;
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#define __int32_t_defined 1
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#elif __EXP(LONG_MAX) == 0x7fffffffL
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typedef signed long int32_t;
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typedef unsigned long uint32_t;
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#define __int32_t_defined 1
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#define __rtems_long32 1
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#elif __EXP(SHRT_MAX) == 0x7fffffffL
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typedef signed short int32_t;
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typedef unsigned short uint32_t;
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#define __int32_t_defined 1
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#elif __EXP(SCHAR_MAX) == 0x7fffffffL
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typedef signed char int32_t;
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typedef unsigned char uint32_t;
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#define INT32_C(x) x
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#define __int32_t_defined 1
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#endif
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#if __int32_t_defined
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typedef int32_t int_least32_t;
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typedef uint32_t uint_least32_t;
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#define __int_least32_t_defined 1
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#ifndef __int_least8_t_defined
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typedef int32_t int_least8_t;
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typedef uint32_t uint_least8_t;
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#define __int_least8_t_defined 1
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#endif
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#ifndef __int_least16_t_defined
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typedef int32_t int_least16_t;
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typedef uint32_t uint_least16_t;
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#define __int_least16_t_defined 1
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#endif
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#endif
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#if __EXP(LONG_MAX) > 0x7fffffff
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typedef signed long int64_t;
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typedef unsigned long uint64_t;
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#define __int64_t_defined 1
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#define __rtems_long64 1
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#elif defined(__LONG_LONG_MAX__) && (__LONG_LONG_MAX__ > 0x7fffffff)
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typedef signed long long int64_t;
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typedef unsigned long long uint64_t;
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#define __int64_t_defined 1
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#define __rtems_longlong64 1
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#elif defined(LLONG_MAX) && (LLONG_MAX > 0x7fffffff)
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typedef signed long long int64_t;
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typedef unsigned long long uint64_t;
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#define __int64_t_defined 1
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#define __rtems_longlong64 1
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#elif __EXP(INT_MAX) > 0x7fffffff
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typedef signed int int64_t;
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typedef unsigned int uint64_t;
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#define __int64_t_defined 1
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#endif
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#if __int64_t_defined
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typedef int64_t int_least64_t;
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typedef uint64_t uint_least64_t;
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#define __int_least64_t_defined 1
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#ifndef __int_least8_t_defined
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typedef int64_t int_least8_t;
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typedef uint64_t uint_least8_t;
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#define __int_least8_t_defined 1
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#endif
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#ifndef __int_least16_t_defined
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typedef int64_t int_least16_t;
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typedef uint64_t uint_least16_t;
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#define __int_least16_t_defined 1
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#endif
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#ifndef __int_least32_t_defined
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typedef int64_t int_least32_t;
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typedef uint64_t uint_least32_t;
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#define __int_least32_t_defined 1
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#endif
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#endif
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#if __rtems_longlong64
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typedef signed long long intmax_t;
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typedef unsigned long long uintmax_t;
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#else
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typedef signed long intmax_t;
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typedef unsigned long uintmax_t;
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#endif
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typedef signed long intptr_t;
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typedef unsigned long uintptr_t;
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/* Limits of Specified-Width Integer Types */
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#if __int8_t_defined
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#define INT8_MIN -128
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#define INT8_MAX 127
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#define UINT8_MAX 255
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#endif
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#if __int_least8_t_defined
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#define INTLEAST8_MIN -128
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#define INTLEAST8_MAX 127
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#define UINTLEAST8_MAX 255
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#else
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#error required type int_least8_t missing
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#endif
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#if __int16_t_defined
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#define INT16_MIN -32768
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#define INT16_MAX 32767
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#define UINT16_MAX 65535
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#endif
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#if __int_least16_t_defined
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#define INTLEAST16_MIN -32768
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#define INTLEAST16_MAX 32767
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#define UINTLEAST16_MAX 65535
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#else
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#error required type int_least16_t missing
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#endif
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#if __int32_t_defined
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#define INT32_MIN -2147483648
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#define INT32_MAX 2147483647
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#define UINT32_MAX 4294967295
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#endif
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#if __int_least32_t_defined
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#define INTLEAST32_MIN -2147483648
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#define INTLEAST32_MAX 2147483647
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#define UINTLEAST32_MAX 4294967295
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#else
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#error required type int_least32_t missing
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#endif
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#if __int64_t_defined
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#define INT64_MIN -9223372036854775808
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#define INT64_MAX 9223372036854775807
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#define UINT64_MAX 18446744073709551615
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#endif
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#if __int_least64_t_defined
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#define INTLEAST64_MIN -9223372036854775808
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#define INTLEAST64_MAX 9223372036854775807
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#define UINTLEAST64_MAX 18446744073709551615
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#endif
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#undef __EXP
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#ifdef __cplusplus
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}
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#endif
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#endif /*__sys_stdint_h */
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