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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