1 /* 7.18 Integer types <stdint.h>
3 This file is part of the Public Domain C Library (PDCLib).
4 Permission is granted to use, modify, and / or redistribute at will.
7 #ifndef _PDCLIB_STDINT_H
8 #define _PDCLIB_STDINT_H _PDCLIB_STDINT_H
9 #include <_PDCLIB_int.h>
11 /* 7.18.1.1 Exact-width integer types. */
13 typedef _PDCLIB_int8_t int8_t;
14 typedef _PDCLIB_int16_t int16_t;
15 typedef _PDCLIB_int32_t int32_t;
16 typedef _PDCLIB_int64_t int64_t;
18 typedef _PDCLIB_uint8_t uint8_t;
19 typedef _PDCLIB_uint16_t uint16_t;
20 typedef _PDCLIB_uint32_t uint32_t;
21 typedef _PDCLIB_uint64_t uint64_t;
23 /* 7.18.1.2 Minimum-width integer types */
25 /* You are allowed to add more types here, e.g. int_least24_t. For the standard
26 types, int_leastN_t is equivalent to the corresponding exact type intN_t by
30 typedef int8_t int_least8_t;
31 typedef int16_t int_least16_t;
32 typedef int32_t int_least32_t;
33 typedef int64_t int_least64_t;
35 typedef uint8_t uint_least8_t;
36 typedef uint16_t uint_least16_t;
37 typedef uint32_t uint_least32_t;
38 typedef uint64_t uint_least64_t;
40 /* 7.18.1.3 Fastest minimum-width integer types */
42 /* You are allowed to add more types here, e.g. int_fast24_t. */
44 typedef _PDCLIB_int_fast8_t int_fast8_t;
45 typedef _PDCLIB_int_fast16_t int_fast16_t;
46 typedef _PDCLIB_int_fast32_t int_fast32_t;
47 typedef _PDCLIB_int_fast64_t int_fast64_t;
49 typedef _PDCLIB_uint_fast8_t uint_fast8_t;
50 typedef _PDCLIB_uint_fast16_t uint_fast16_t;
51 typedef _PDCLIB_uint_fast32_t uint_fast32_t;
52 typedef _PDCLIB_uint_fast64_t uint_fast64_t;
54 /* 7.18.1.4 Integer types capable of holding object pointers */
56 typedef _PDCLIB_intptr_t intptr_t;
57 typedef _PDCLIB_uintptr_t uintptr_t;
59 /* 7.18.1.5 Greatest-width integer types */
61 typedef _PDCLIB_intmax_t intmax_t;
62 typedef _PDCLIB_uintmax_t uintmax_t;
64 /* 7.18.2 Limits of specified-width integer types */
67 #ifndef __STDC_LIMIT_MACROS
68 #define _PDCLIB_NO_LIMIT_MACROS
72 #ifndef _PDCLIB_NO_LIMIT_MACROS
74 /* 7.18.2.1 Limits of exact-width integer types */
76 #define INT8_MIN _PDCLIB_INT8_MIN
77 #define INT8_MAX _PDCLIB_INT8_MAX
78 #define UINT8_MAX _PDCLIB_UINT8_MAX
80 #define INT16_MIN _PDCLIB_INT16_MIN
81 #define INT16_MAX _PDCLIB_INT16_MAX
82 #define UINT16_MAX _PDCLIB_UINT16_MAX
84 #define INT32_MIN _PDCLIB_INT32_MIN
85 #define INT32_MAX _PDCLIB_INT32_MAX
86 #define UINT32_MAX _PDCLIB_UINT32_MAX
88 #define INT64_MIN _PDCLIB_INT64_MIN
89 #define INT64_MAX _PDCLIB_INT64_MAX
90 #define UINT64_MAX _PDCLIB_UINT64_MAX
92 /* 7.18.2.2 Limits of minimum-width integer types */
94 /* For the standard widths, least and exact types are equivalent.
95 You are allowed to add more types here, e.g. int_least24_t.
98 #define INT_LEAST8_MIN INT8_MIN
99 #define INT_LEAST8_MAX INT8_MAX
100 #define UINT_LEAST8_MAX UINT8_MAX
102 #define INT_LEAST16_MIN INT16_MIN
103 #define INT_LEAST16_MAX INT16_MAX
104 #define UINT_LEAST16_MAX UINT16_MAX
106 #define INT_LEAST32_MIN INT32_MIN
107 #define INT_LEAST32_MAX INT32_MAX
108 #define UINT_LEAST32_MAX UINT32_MAX
110 #define INT_LEAST64_MIN INT64_MIN
111 #define INT_LEAST64_MAX INT64_MAX
112 #define UINT_LEAST64_MAX UINT64_MAX
114 /* 7.18.2.3 Limits of fastest minimum-width integer types */
116 #define INT_FAST8_MIN _PDCLIB_INT_FAST8_MIN
117 #define INT_FAST8_MAX _PDCLIB_INT_FAST8_MAX
118 #define UINT_FAST8_MAX _PDCLIB_UINT_FAST8_MAX
120 #define INT_FAST16_MIN _PDCLIB_INT_FAST16_MIN
121 #define INT_FAST16_MAX _PDCLIB_INT_FAST16_MAX
122 #define UINT_FAST16_MAX _PDCLIB_UINT_FAST16_MAX
124 #define INT_FAST32_MIN _PDCLIB_INT_FAST32_MIN
125 #define INT_FAST32_MAX _PDCLIB_INT_FAST32_MAX
126 #define UINT_FAST32_MAX _PDCLIB_UINT_FAST32_MAX
128 #define INT_FAST64_MIN _PDCLIB_INT_FAST64_MIN
129 #define INT_FAST64_MAX _PDCLIB_INT_FAST64_MAX
130 #define UINT_FAST64_MAX _PDCLIB_UINT_FAST64_MAX
132 /* 7.18.2.4 Limits of integer types capable of holding object pointers */
134 #define INTPTR_MIN _PDCLIB_INTPTR_MIN
135 #define INTPTR_MAX _PDCLIB_INTPTR_MAX
136 #define UINTPTR_MAX _PDCLIB_UINTPTR_MAX
138 /* 7.18.2.5 Limits of greatest-width integer types */
140 #define INTMAX_MIN _PDCLIB_INTMAX_MIN
141 #define INTMAX_MAX _PDCLIB_INTMAX_MAX
142 #define UINTMAX_MAX _PDCLIB_UINTMAX_MAX
144 /* 7.18.3 Limits of other integer types */
146 #define PTRDIFF_MIN _PDCLIB_PTRDIFF_MIN
147 #define PTRDIFF_MAX _PDCLIB_PTRDIFF_MAX
149 #define SIG_ATOMIC_MIN _PDCLIB_SIG_ATOMIC_MIN
150 #define SIG_ATOMIC_MAX _PDCLIB_SIG_ATOMIC_MAX
152 #define SIZE_MAX _PDCLIB_SIZE_MAX
154 #ifndef _PDCLIB_WCHAR_MIN_MAX_DEFINED
155 #define _PDCLIB_WCHAR_MIN_MAX_DEFINED
156 #define WCHAR_MIN _PDCLIB_WCHAR_MIN
157 #define WCHAR_MAX _PDCLIB_WCHAR_MAX
160 #define WINT_MIN _PDCLIB_WINT_MIN
161 #define WINT_MAX _PDCLIB_WINT_MAX
165 /* 7.18.4 Macros for integer constants */
168 #ifndef __STDC_CONSTANT_MACROS
169 #define _PDCLIB_NO_CONSTANT_MACROS
173 #ifndef _PDCLIB_NO_CONSTANT_MACROS
175 /* 7.18.4.1 Macros for minimum-width integer constants */
177 /* As the minimum-width types - for the required widths of 8, 16, 32, and 64
178 bits - are expressed in terms of the exact-width types, the mechanism for
179 these macros is to append the literal of that exact-width type to the macro
181 This is considered a hack, as the author is not sure his understanding of
182 the requirements of this macro is correct. Any input appreciated.
185 /* Expand to an integer constant of specified value and type int_leastN_t */
187 #define INT8_C( value ) value
188 #define INT16_C( value ) value
189 #define INT32_C( value ) _PDCLIB_concat( value, _PDCLIB_INT32_LITERAL )
190 #define INT64_C( value ) _PDCLIB_concat( value, _PDCLIB_INT64_LITERAL )
192 /* Expand to an integer constant of specified value and type uint_leastN_t */
194 #define UINT8_C( value ) value
195 #define UINT16_C( value ) value
196 #define UINT32_C( value ) _PDCLIB_concat( value, _PDCLIB_UINT32_LITERAL )
197 #define UINT64_C( value ) _PDCLIB_concat( value, _PDCLIB_UINT64_LITERAL )
199 /* 7.18.4.2 Macros for greatest-width integer constants */
201 /* Expand to an integer constant of specified value and type intmax_t */
202 #define INTMAX_C( value ) _PDCLIB_INTMAX_C( value )
204 /* Expand to an integer constant of specified value and type uintmax_t */
205 #define UINTMAX_C( value ) _PDCLIB_UINTMAX_C( value )