kaguya
124 lines
2.6 KiB
C
124 lines
2.6 KiB
C
#ifndef _LIMITS_H
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#define _LIMITS_H
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#define CHAR_BIT 8
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#ifndef MB_LEN_MAX
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# define MB_LEN_MAX 4
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#endif
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#ifdef LONG_MAX
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# ifdef LONG_MAX == INT32_MAX
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# define LONG_BIT 32
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# else
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/* Safe assumption */
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# define LONG_BIT 64
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# endif
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#elif defined __LONG_MAX__
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# if __LONG_MAX__ == INT32_MAX
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# define LONG_BIT 32
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# else
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/* Safe assumption */
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# define LONG_BIT 64
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# endif
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#else
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# error "Unsupported configuration, please define either LONG_MAX or __LONG_MAX__"
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#endif
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#undef SCHAR_MIN
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#undef SCHAR_MAX
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#undef CHAR_MIN
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#undef CHAR_MAX
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#undef UCHAR_MAX
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#undef SHRT_MIN
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#undef SHRT_MAX
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#undef USHRT_MAX
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#undef INT_MIN
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#undef INT_MAX
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#undef UINT_MAX
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#undef LONG_MIN
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#undef LONG_MAX
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#undef ULONG_MAX
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#undef LLONG_MIN
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#undef LLONG_MAX
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#undef ULLONG_MAX
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#define SCHAR_MIN (-__SCHAR_MAX__ - 1)
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#define SCHAR_MAX __SCHAR_MAX__
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#if __SCHAR_MAX__ == __INT_MAX__
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# define UCHAR_MAX (__SCHAR_MAX__ * 2U + 1U)
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#else
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# define UCHAR_MAX (__SCHAR_MAX__ * 2 + 1)
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#endif
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#ifdef __CHAR_UNSIGNED__
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# define CHAR_MAX UCHAR_MAX
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# if __SCHAR_MAX__ == __INT_MAX__
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# define CHAR_MIN 0U
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# else
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# define CHAR_MIN 0
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# endif
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#else
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# define CHAR_MAX SCHAR_MAX
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# define CHAR_MIN SCHAR_MIN
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#endif
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#define SHRT_MIN (-__SHRT_MAX__ - 1)
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#define SHRT_MAX __SHRT_MAX__
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#if __SHRT_MAX__ == __INT_MAX__
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# define USHRT_MAX (__SHRT_MAX__ * 2U + 1U)
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#else
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# define USHRT_MAX (__SHRT_MAX__ * 2 + 1)
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#endif
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#define INT_MIN (-__INT_MAX__ - 1)
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#define INT_MAX __INT_MAX__
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#define UINT_MAX (__INT_MAX__ * 2U + 1U)
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#define LONG_MIN (-__LONG_MAX__ - 1L)
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#define LONG_MAX __LONG_MAX__
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#define ULONG_MAX (__LONG_MAX__ * 2UL + 1UL)
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#define LLONG_MIN (-__LONG_LONG_MAX__ - 1LL)
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#define LLONG_MAX __LONG_LONG_MAX__
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#define ULLONG_MAX (__LONG_LONG_MAX__ * 2ULL + 1ULL)
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#define NAME_MAX 255
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#define PATH_MAX 4096
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#define LINE_MAX 4096
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#define PIPE_BUF 4096
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#define CHARCLASS_NAME_MAX 14
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#define RE_DUP_MAX 255
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#if !defined(NGROUPS_MAX)
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/* This value is a guaranteed minimum, get the current maximum from sysconf */
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#define NGROUPS_MAX 8
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#endif /* !defined(NGROUPS_MAX) */
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/* POSIX states 9 is the minimum for NL_ARGMAX */
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#define NL_ARGMAX 9
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#if INTPTR_MAX == INT64_MAX
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# define SSIZE_MAX LONG_MAX
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#elif INTPTR_MAX == INT32_MAX
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# define SSIZE_MAX INT_MAX
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#endif
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#define _POSIX_ARG_MAX 4096
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#define _POSIX_OPEN_MAX 16
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#define _POSIX_HOST_NAME_MAX 255
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#define _POSIX_NAME_MAX 14
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#define _POSIX_TZNAME_MAX 6
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#define _XOPEN_NAME_MAX 255
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/* This value is a guaranteed minimum, get the current maximum from sysconf */
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#define TZNAME_MAX _POSIX_TZNAME_MAX
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#define PTHREAD_STACK_MIN 16384
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#define PTHREAD_KEYS_MAX 1024
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#include <abi-bits/limits.h>
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#endif /* _LIMITS_H */
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