| 1 | #ifndef _LIBC_LIMITS_H_ |
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| 2 | # define _LIBC_LIMITS_H_ 1 |
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| 3 | |
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| 4 | #include <newlib.h> |
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| 5 | #include <sys/cdefs.h> |
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| 6 | |
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| 7 | # ifdef _MB_LEN_MAX |
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| 8 | # define MB_LEN_MAX _MB_LEN_MAX |
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| 9 | # else |
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| 10 | # define MB_LEN_MAX 1 |
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| 11 | # endif |
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| 12 | |
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| 13 | /* Maximum number of positional arguments, if _WANT_IO_POS_ARGS. */ |
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| 14 | # ifndef NL_ARGMAX |
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| 15 | # define NL_ARGMAX 32 |
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| 16 | # endif |
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| 17 | |
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| 18 | /* if do not have #include_next support, then we |
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| 19 | have to define the limits here. */ |
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| 20 | # if !defined __GNUC__ || __GNUC__ < 2 |
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| 21 | |
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| 22 | # ifndef _LIMITS_H |
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| 23 | # define _LIMITS_H 1 |
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| 24 | |
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| 25 | # include <sys/config.h> |
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| 26 | |
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| 27 | /* Number of bits in a `char'. */ |
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| 28 | # undef CHAR_BIT |
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| 29 | # define CHAR_BIT 8 |
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| 30 | |
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| 31 | /* Minimum and maximum values a `signed char' can hold. */ |
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| 32 | # undef SCHAR_MIN |
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| 33 | # define SCHAR_MIN (-128) |
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| 34 | # undef SCHAR_MAX |
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| 35 | # define SCHAR_MAX 127 |
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| 36 | |
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| 37 | /* Maximum value an `unsigned char' can hold. (Minimum is 0). */ |
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| 38 | # undef UCHAR_MAX |
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| 39 | # define UCHAR_MAX 255 |
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| 40 | |
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| 41 | /* Minimum and maximum values a `char' can hold. */ |
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| 42 | # ifdef __CHAR_UNSIGNED__ |
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| 43 | # undef CHAR_MIN |
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| 44 | # define CHAR_MIN 0 |
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| 45 | # undef CHAR_MAX |
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| 46 | # define CHAR_MAX 255 |
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| 47 | # else |
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| 48 | # undef CHAR_MIN |
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| 49 | # define CHAR_MIN (-128) |
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| 50 | # undef CHAR_MAX |
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| 51 | # define CHAR_MAX 127 |
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| 52 | # endif |
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| 53 | |
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| 54 | /* Minimum and maximum values a `signed short int' can hold. */ |
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| 55 | # undef SHRT_MIN |
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| 56 | /* For the sake of 16 bit hosts, we may not use -32768 */ |
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| 57 | # define SHRT_MIN (-32767-1) |
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| 58 | # undef SHRT_MAX |
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| 59 | # define SHRT_MAX 32767 |
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| 60 | |
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| 61 | /* Maximum value an `unsigned short int' can hold. (Minimum is 0). */ |
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| 62 | # undef USHRT_MAX |
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| 63 | # define USHRT_MAX 65535 |
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| 64 | |
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| 65 | /* Minimum and maximum values a `signed int' can hold. */ |
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| 66 | # ifndef __INT_MAX__ |
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| 67 | # define __INT_MAX__ 2147483647 |
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| 68 | # endif |
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| 69 | # undef INT_MIN |
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| 70 | # define INT_MIN (-INT_MAX-1) |
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| 71 | # undef INT_MAX |
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| 72 | # define INT_MAX __INT_MAX__ |
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| 73 | |
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| 74 | /* Maximum value an `unsigned int' can hold. (Minimum is 0). */ |
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| 75 | # undef UINT_MAX |
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| 76 | # define UINT_MAX (INT_MAX * 2U + 1) |
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| 77 | |
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| 78 | /* Minimum and maximum values a `signed long int' can hold. |
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| 79 | (Same as `int'). */ |
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| 80 | # ifndef __LONG_MAX__ |
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| 81 | # if defined (__alpha__) || (defined (__sparc__) && defined(__arch64__)) || defined (__sparcv9) |
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| 82 | # define __LONG_MAX__ 9223372036854775807L |
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| 83 | # else |
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| 84 | # define __LONG_MAX__ 2147483647L |
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| 85 | # endif /* __alpha__ || sparc64 */ |
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| 86 | # endif |
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| 87 | # undef LONG_MIN |
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| 88 | # define LONG_MIN (-LONG_MAX-1) |
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| 89 | # undef LONG_MAX |
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| 90 | # define LONG_MAX __LONG_MAX__ |
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| 91 | |
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| 92 | /* Maximum value an `unsigned long int' can hold. (Minimum is 0). */ |
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| 93 | # undef ULONG_MAX |
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| 94 | # define ULONG_MAX (LONG_MAX * 2UL + 1) |
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| 95 | |
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| 96 | # ifndef __LONG_LONG_MAX__ |
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| 97 | # define __LONG_LONG_MAX__ 9223372036854775807LL |
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| 98 | # endif |
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| 99 | |
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| 100 | # if __ISO_C_VISIBLE >= 1999 |
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| 101 | /* Minimum and maximum values a `signed long long int' can hold. */ |
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| 102 | # undef LLONG_MIN |
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| 103 | # define LLONG_MIN (-LLONG_MAX-1) |
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| 104 | # undef LLONG_MAX |
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| 105 | # define LLONG_MAX __LONG_LONG_MAX__ |
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| 106 | |
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| 107 | /* Maximum value an `unsigned long long int' can hold. (Minimum is 0). */ |
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| 108 | # undef ULLONG_MAX |
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| 109 | # define ULLONG_MAX (LLONG_MAX * 2ULL + 1) |
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| 110 | # endif |
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| 111 | |
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| 112 | # if __GNU_VISIBLE |
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| 113 | /* Minimum and maximum values a `signed long long int' can hold. */ |
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| 114 | # undef LONG_LONG_MIN |
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| 115 | # define LONG_LONG_MIN (-LONG_LONG_MAX-1) |
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| 116 | # undef LONG_LONG_MAX |
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| 117 | # define LONG_LONG_MAX __LONG_LONG_MAX__ |
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| 118 | |
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| 119 | /* Maximum value an `unsigned long long int' can hold. (Minimum is 0). */ |
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| 120 | # undef ULONG_LONG_MAX |
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| 121 | # define ULONG_LONG_MAX (LONG_LONG_MAX * 2ULL + 1) |
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| 122 | # endif |
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| 123 | |
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| 124 | # endif /* _LIMITS_H */ |
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| 125 | # endif /* GCC 2. */ |
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| 126 | |
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| 127 | #endif /* !_LIBC_LIMITS_H_ */ |
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| 128 | |
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| 129 | #if defined __GNUC__ && !defined _GCC_LIMITS_H_ |
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| 130 | /* `_GCC_LIMITS_H_' is what GCC's file defines. */ |
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| 131 | # include_next <limits.h> |
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| 132 | #endif /* __GNUC__ && !_GCC_LIMITS_H_ */ |
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| 133 | |
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| 134 | #ifndef _POSIX2_RE_DUP_MAX |
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| 135 | /* The maximum number of repeated occurrences of a regular expression |
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| 136 | * permitted when using the interval notation `\{M,N\}'. */ |
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| 137 | #define _POSIX2_RE_DUP_MAX 255 |
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| 138 | #endif /* _POSIX2_RE_DUP_MAX */ |
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| 139 | |
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| 140 | #ifndef ARG_MAX |
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| 141 | #define ARG_MAX 4096 |
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| 142 | #endif |
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| 143 | |
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| 144 | #ifndef PATH_MAX |
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| 145 | #define PATH_MAX 4096 |
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| 146 | #endif |
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