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1 /* Copyright (C) 2001-2002, 2004 Free Software Foundation, Inc. |
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2 Written by Bruno Haible, Sam Steingold, Peter Burwood. |
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3 This file is part of gnulib. |
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4 |
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5 This program is free software; you can redistribute it and/or modify |
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6 it under the terms of the GNU General Public License as published by |
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7 the Free Software Foundation; either version 2, or (at your option) |
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8 any later version. |
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9 |
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10 This program is distributed in the hope that it will be useful, |
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11 but WITHOUT ANY WARRANTY; without even the implied warranty of |
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12 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the |
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13 GNU General Public License for more details. |
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14 |
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15 You should have received a copy of the GNU General Public License |
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16 along with this program; if not, write to the Free Software Foundation, |
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17 Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. */ |
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18 |
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19 #ifndef _STDINT_H |
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20 #define _STDINT_H |
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21 |
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22 /* |
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23 * ISO C 99 <stdint.h> for platforms that lack it. |
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24 * <http://www.opengroup.org/onlinepubs/007904975/basedefs/stdint.h.html> |
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25 */ |
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26 |
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27 /* Get wchar_t, WCHAR_MIN, WCHAR_MAX. */ |
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28 #include <stddef.h> |
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29 /* Get CHAR_BIT, LONG_MIN, LONG_MAX, ULONG_MAX. */ |
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30 #include <limits.h> |
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31 |
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32 /* Get those types that are already defined in other system include files. */ |
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33 #if defined(__FreeBSD__) |
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34 # include <sys/inttypes.h> |
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35 #endif |
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36 #if defined(__sun) && HAVE_SYS_INTTYPES_H |
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37 # include <sys/inttypes.h> |
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38 /* Solaris 7 <sys/inttypes.h> has the types except the *_fast*_t types, and |
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39 the macros except for *_FAST*_*, INTPTR_MIN, PTRDIFF_MIN, PTRDIFF_MAX. |
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40 But note that <sys/int_types.h> contains only the type definitions! */ |
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41 # define HAVE_SYSTEM_INTTYPES |
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42 #endif |
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43 #if (defined(__hpux) || defined(_AIX)) && HAVE_INTTYPES_H |
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44 # include <inttypes.h> |
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45 /* HP-UX 10 <inttypes.h> has nearly everything, except UINT_LEAST8_MAX, |
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46 UINT_FAST8_MAX, PTRDIFF_MIN, PTRDIFF_MAX. */ |
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47 /* AIX 4 <inttypes.h> has nearly everything, except INTPTR_MIN, INTPTR_MAX, |
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48 UINTPTR_MAX, PTRDIFF_MIN, PTRDIFF_MAX. */ |
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49 # define HAVE_SYSTEM_INTTYPES |
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50 #endif |
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51 #if !(defined(UNIX_CYGWIN32) && defined(__BIT_TYPES_DEFINED__)) |
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52 # define NEED_SIGNED_INT_TYPES |
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53 #endif |
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54 |
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55 #if !defined(HAVE_SYSTEM_INTTYPES) |
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56 |
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57 /* 7.18.1.1. Exact-width integer types */ |
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58 |
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59 #if !defined(__FreeBSD__) |
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60 |
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61 #ifdef NEED_SIGNED_INT_TYPES |
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62 typedef signed char int8_t; |
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63 #endif |
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64 typedef unsigned char uint8_t; |
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65 |
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66 #ifdef NEED_SIGNED_INT_TYPES |
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67 typedef short int16_t; |
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68 #endif |
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69 typedef unsigned short uint16_t; |
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70 |
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71 #ifdef NEED_SIGNED_INT_TYPES |
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72 typedef int int32_t; |
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73 #endif |
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74 typedef unsigned int uint32_t; |
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75 |
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76 #if @HAVE_LONG_64BIT@ |
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77 #ifdef NEED_SIGNED_INT_TYPES |
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78 typedef long int64_t; |
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79 #endif |
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80 typedef unsigned long uint64_t; |
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81 #elif @HAVE_LONGLONG_64BIT@ |
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82 #ifdef NEED_SIGNED_INT_TYPES |
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83 typedef long long int64_t; |
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84 #endif |
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85 typedef unsigned long long uint64_t; |
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86 #endif |
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87 |
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88 #endif /* !FreeBSD */ |
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89 |
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90 /* 7.18.1.2. Minimum-width integer types */ |
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91 |
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92 typedef int8_t int_least8_t; |
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93 typedef uint8_t uint_least8_t; |
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94 typedef int16_t int_least16_t; |
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95 typedef uint16_t uint_least16_t; |
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96 typedef int32_t int_least32_t; |
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97 typedef uint32_t uint_least32_t; |
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98 #if @HAVE_LONG_64BIT@ || @HAVE_LONGLONG_64BIT@ |
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99 typedef int64_t int_least64_t; |
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100 typedef uint64_t uint_least64_t; |
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101 #endif |
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102 |
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103 /* 7.18.1.3. Fastest minimum-width integer types */ |
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104 |
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105 typedef int32_t int_fast8_t; |
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106 typedef uint32_t uint_fast8_t; |
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107 typedef int32_t int_fast16_t; |
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108 typedef uint32_t uint_fast16_t; |
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109 typedef int32_t int_fast32_t; |
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110 typedef uint32_t uint_fast32_t; |
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111 #if @HAVE_LONG_64BIT@ || @HAVE_LONGLONG_64BIT@ |
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112 typedef int64_t int_fast64_t; |
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113 typedef uint64_t uint_fast64_t; |
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114 #endif |
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115 |
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116 /* 7.18.1.4. Integer types capable of holding object pointers */ |
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117 |
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118 #if !defined(__FreeBSD__) |
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119 |
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120 /* On some platforms (like IRIX6 MIPS with -n32) sizeof(void*) < sizeof(long), |
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121 but this doesn't matter here. */ |
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122 typedef long intptr_t; |
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123 typedef unsigned long uintptr_t; |
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124 |
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125 #endif /* !FreeBSD */ |
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126 |
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127 /* 7.18.1.5. Greatest-width integer types */ |
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128 |
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129 #if @HAVE_LONG_64BIT@ || @HAVE_LONGLONG_64BIT@ |
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130 typedef int64_t intmax_t; |
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131 typedef uint64_t uintmax_t; |
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132 #else |
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133 typedef int32_t intmax_t; |
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134 typedef uint32_t uintmax_t; |
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135 #endif |
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136 |
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137 /* 7.18.2. Limits of specified-width integer types */ |
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138 |
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139 #if !defined(__cplusplus) || defined(__STDC_LIMIT_MACROS) |
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140 |
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141 /* 7.18.2.1. Limits of exact-width integer types */ |
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142 |
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143 #define INT8_MIN -128 |
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144 #define INT8_MAX 127 |
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145 #define UINT8_MAX 255U |
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146 #define INT16_MIN -32768 |
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147 #define INT16_MAX 32767 |
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148 #define UINT16_MAX 65535U |
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149 #define INT32_MIN (~INT32_MAX) |
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150 #define INT32_MAX 2147483647 |
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151 #define UINT32_MAX 4294967295U |
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152 #if @HAVE_LONG_64BIT@ |
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153 #define INT64_MIN (~INT64_MIN) |
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154 #define INT64_MAX 9223372036854775807L |
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155 #define UINT64_MAX 18446744073709551615UL |
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156 #elif @HAVE_LONGLONG_64BIT@ |
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157 #define INT64_MIN (~INT64_MIN) |
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158 #define INT64_MAX 9223372036854775807LL |
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159 #define UINT64_MAX 18446744073709551615ULL |
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160 #endif |
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161 |
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162 /* 7.18.2.2. Limits of minimum-width integer types */ |
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163 |
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164 #define INT_LEAST8_MIN INT8_MIN |
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165 #define INT_LEAST8_MAX INT8_MAX |
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166 #define UINT_LEAST8_MAX UINT8_MAX |
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167 #define INT_LEAST16_MIN INT16_MIN |
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168 #define INT_LEAST16_MAX INT16_MAX |
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169 #define UINT_LEAST16_MAX UINT16_MAX |
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170 #define INT_LEAST32_MIN INT32_MIN |
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171 #define INT_LEAST32_MAX INT32_MAX |
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172 #define UINT_LEAST32_MAX UINT32_MAX |
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173 #if @HAVE_LONG_64BIT@ || @HAVE_LONGLONG_64BIT@ |
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174 #define INT_LEAST64_MIN INT64_MIN |
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175 #define INT_LEAST64_MAX INT64_MAX |
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176 #define UINT_LEAST64_MAX UINT64_MAX |
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177 #endif |
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178 |
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179 /* 7.18.2.3. Limits of fastest minimum-width integer types */ |
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180 |
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181 #define INT_FAST8_MIN INT32_MIN |
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182 #define INT_FAST8_MAX INT32_MAX |
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183 #define UINT_FAST8_MAX UINT32_MAX |
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184 #define INT_FAST16_MIN INT32_MIN |
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185 #define INT_FAST16_MAX INT32_MAX |
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186 #define UINT_FAST16_MAX UINT32_MAX |
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187 #define INT_FAST32_MIN INT32_MIN |
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188 #define INT_FAST32_MAX INT32_MAX |
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189 #define UINT_FAST32_MAX UINT32_MAX |
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190 #if @HAVE_LONG_64BIT@ || @HAVE_LONGLONG_64BIT@ |
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191 #define INT_FAST64_MIN INT64_MIN |
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192 #define INT_FAST64_MAX INT64_MAX |
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193 #define UINT_FAST64_MAX UINT64_MAX |
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194 #endif |
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195 |
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196 /* 7.18.2.4. Limits of integer types capable of holding object pointers */ |
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197 |
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198 #define INTPTR_MIN LONG_MIN |
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199 #define INTPTR_MAX LONG_MAX |
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200 #define UINTPTR_MAX ULONG_MAX |
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201 |
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202 /* 7.18.2.5. Limits of greatest-width integer types */ |
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203 |
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204 #if @HAVE_LONG_64BIT@ || @HAVE_LONGLONG_64BIT@ |
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205 #define INTMAX_MIN INT64_MIN |
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206 #define INTMAX_MAX INT64_MAX |
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207 #define UINTMAX_MAX UINT64_MAX |
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208 #else |
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209 #define INTMAX_MIN INT32_MIN |
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210 #define INTMAX_MAX INT32_MAX |
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211 #define UINTMAX_MAX UINT32_MAX |
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212 #endif |
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213 |
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214 /* 7.18.3. Limits of other integer types */ |
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215 |
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216 #define PTRDIFF_MIN (~(ptrdiff_t)0 << (sizeof(ptrdiff_t)*CHAR_BIT-1)) |
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217 #define PTRDIFF_MAX (~PTRDIFF_MIN) |
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218 |
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219 /* This may be wrong... */ |
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220 #define SIG_ATOMIC_MIN 0 |
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221 #define SIG_ATOMIC_MAX 127 |
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222 |
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223 #define SIZE_MAX (~(size_t)0) |
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224 |
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225 /* wchar_t limits already defined in <stddef.h>. */ |
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226 /* wint_t limits already defined in <wchar.h>. */ |
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227 |
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228 #endif |
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229 |
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230 /* 7.18.4. Macros for integer constants */ |
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231 |
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232 #if !defined(__cplusplus) || defined(__STDC_CONSTANT_MACROS) |
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233 |
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234 /* 7.18.4.1. Macros for minimum-width integer constants */ |
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235 |
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236 #define INT8_C(x) x |
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237 #define UINT8_C(x) x##U |
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238 #define INT16_C(x) x |
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239 #define UINT16_C(x) x##U |
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240 #define INT32_C(x) x |
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241 #define UINT32_C(x) x##U |
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242 #if @HAVE_LONG_64BIT@ |
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243 #define INT64_C(x) x##L |
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244 #define UINT64_C(x) x##UL |
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245 #elif @HAVE_LONGLONG_64BIT@ |
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246 #define INT64_C(x) x##LL |
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247 #define UINT64_C(x) x##ULL |
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248 #endif |
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249 |
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250 /* 7.18.4.2. Macros for greatest-width integer constants */ |
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251 |
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252 #if @HAVE_LONG_64BIT@ |
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253 #define INTMAX_C(x) x##L |
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254 #define UINTMAX_C(x) x##UL |
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255 #elif @HAVE_LONGLONG_64BIT@ |
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256 #define INTMAX_C(x) x##LL |
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257 #define UINTMAX_C(x) x##ULL |
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258 #else |
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259 #define INTMAX_C(x) x |
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260 #define UINTMAX_C(x) x##U |
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261 #endif |
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262 |
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263 #endif |
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264 |
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265 #endif /* !HAVE_SYSTEM_INTTYPES */ |
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266 |
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267 #endif /* _STDINT_H */ |
