Ruby 3.1.3p185 (2022-11-24 revision 1a6b16756e0ba6b95ab71a441357ed5484e33498)
sizes.c
1#include "ruby/ruby.h"
2
3#if defined(HAVE_TYPE_SIG_ATOMIC_T)
4# include <signal.h>
5#endif
6
7#if defined(HAVE_TYPE_WINT_T) || defined(HAVE_TYPE_WCTRANS_T) || defined(HAVE_TYPE_WCTYPE_T)
8# include <wctype.h>
9#endif
10
11extern void Init_limits(void);
12void
13Init_sizeof(void)
14{
15 VALUE s = rb_hash_new();
16 rb_define_const(rb_define_module("RbConfig"), "SIZEOF", s);
17
18#define DEFINE(type, size) rb_hash_aset(s, rb_str_new_cstr(#type), INT2FIX(SIZEOF_##size))
19#define DEFINE_SIZE(type) rb_hash_aset(s, rb_str_new_cstr(#type), INT2FIX(sizeof(type)))
20
21#if defined(SIZEOF_INT) && SIZEOF_INT != 0
22 DEFINE(int, INT);
23#endif
24#if defined(SIZEOF_SHORT) && SIZEOF_SHORT != 0
25 DEFINE(short, SHORT);
26#endif
27#if defined(SIZEOF_LONG) && SIZEOF_LONG != 0
28 DEFINE(long, LONG);
29#endif
30#if defined(SIZEOF_LONG_LONG) && SIZEOF_LONG_LONG != 0 && defined(HAVE_TRUE_LONG_LONG)
31 DEFINE(long long, LONG_LONG);
32#endif
33#if defined(SIZEOF___INT64) && SIZEOF___INT64 != 0
34 DEFINE(__int64, __INT64);
35#endif
36#ifdef HAVE_TYPE___INT128
37 DEFINE_SIZE(__int128);
38#endif
39#if defined(SIZEOF_OFF_T) && SIZEOF_OFF_T != 0
40 DEFINE(off_t, OFF_T);
41#endif
42#if defined(SIZEOF_VOIDP) && SIZEOF_VOIDP != 0
43 DEFINE(void*, VOIDP);
44#endif
45#if defined(SIZEOF_FLOAT) && SIZEOF_FLOAT != 0
46 DEFINE(float, FLOAT);
47#endif
48#if defined(SIZEOF_DOUBLE) && SIZEOF_DOUBLE != 0
49 DEFINE(double, DOUBLE);
50#endif
51#if defined(SIZEOF_TIME_T) && SIZEOF_TIME_T != 0
52 DEFINE(time_t, TIME_T);
53#endif
54#if defined(SIZEOF_CLOCK_T) && SIZEOF_CLOCK_T != 0
55 DEFINE(clock_t, CLOCK_T);
56#endif
57#if defined(SIZEOF_SIZE_T) && SIZEOF_SIZE_T != 0
58 DEFINE(size_t, SIZE_T);
59#endif
60#if defined(SIZEOF_PTRDIFF_T) && SIZEOF_PTRDIFF_T != 0
61 DEFINE(ptrdiff_t, PTRDIFF_T);
62#endif
63#if defined(SIZEOF_DEV_T) && SIZEOF_DEV_T != 0
64 DEFINE(dev_t, DEV_T);
65#endif
66#if defined(SIZEOF_INT8_T) && SIZEOF_INT8_T != 0
67 DEFINE(int8_t, INT8_T);
68#endif
69#if defined(SIZEOF_UINT8_T) && SIZEOF_UINT8_T != 0
70 DEFINE(uint8_t, UINT8_T);
71#endif
72#if defined(SIZEOF_INT16_T) && SIZEOF_INT16_T != 0
73 DEFINE(int16_t, INT16_T);
74#endif
75#if defined(SIZEOF_UINT16_T) && SIZEOF_UINT16_T != 0
76 DEFINE(uint16_t, UINT16_T);
77#endif
78#if defined(SIZEOF_INT32_T) && SIZEOF_INT32_T != 0
79 DEFINE(int32_t, INT32_T);
80#endif
81#if defined(SIZEOF_UINT32_T) && SIZEOF_UINT32_T != 0
82 DEFINE(uint32_t, UINT32_T);
83#endif
84#if defined(SIZEOF_INT64_T) && SIZEOF_INT64_T != 0
85 DEFINE(int64_t, INT64_T);
86#endif
87#if defined(SIZEOF_UINT64_T) && SIZEOF_UINT64_T != 0
88 DEFINE(uint64_t, UINT64_T);
89#endif
90#if defined(SIZEOF_INT128_T) && SIZEOF_INT128_T != 0
91 DEFINE(int128_t, INT128_T);
92#endif
93#if defined(SIZEOF_UINT128_T) && SIZEOF_UINT128_T != 0
94 DEFINE(uint128_t, UINT128_T);
95#endif
96#if defined(SIZEOF_INTPTR_T) && SIZEOF_INTPTR_T != 0
97 DEFINE(intptr_t, INTPTR_T);
98#endif
99#if defined(SIZEOF_UINTPTR_T) && SIZEOF_UINTPTR_T != 0
100 DEFINE(uintptr_t, UINTPTR_T);
101#endif
102#if defined(SIZEOF_SSIZE_T) && SIZEOF_SSIZE_T != 0
103 DEFINE(ssize_t, SSIZE_T);
104#endif
105#ifdef HAVE_TYPE_INT_LEAST8_T
106 DEFINE_SIZE(int_least8_t);
107#endif
108#ifdef HAVE_TYPE_INT_LEAST16_T
109 DEFINE_SIZE(int_least16_t);
110#endif
111#ifdef HAVE_TYPE_INT_LEAST32_T
112 DEFINE_SIZE(int_least32_t);
113#endif
114#ifdef HAVE_TYPE_INT_LEAST64_T
115 DEFINE_SIZE(int_least64_t);
116#endif
117#ifdef HAVE_TYPE_INT_FAST8_T
118 DEFINE_SIZE(int_fast8_t);
119#endif
120#ifdef HAVE_TYPE_INT_FAST16_T
121 DEFINE_SIZE(int_fast16_t);
122#endif
123#ifdef HAVE_TYPE_INT_FAST32_T
124 DEFINE_SIZE(int_fast32_t);
125#endif
126#ifdef HAVE_TYPE_INT_FAST64_T
127 DEFINE_SIZE(int_fast64_t);
128#endif
129#ifdef HAVE_TYPE_INTMAX_T
130 DEFINE_SIZE(intmax_t);
131#endif
132#ifdef HAVE_TYPE_SIG_ATOMIC_T
133 DEFINE_SIZE(sig_atomic_t);
134#endif
135#ifdef HAVE_TYPE_WCHAR_T
136 DEFINE_SIZE(wchar_t);
137#endif
138#ifdef HAVE_TYPE_WINT_T
139 DEFINE_SIZE(wint_t);
140#endif
141#ifdef HAVE_TYPE_WCTRANS_T
142 DEFINE_SIZE(wctrans_t);
143#endif
144#ifdef HAVE_TYPE_WCTYPE_T
145 DEFINE_SIZE(wctype_t);
146#endif
147#ifdef HAVE_TYPE__BOOL
148 DEFINE_SIZE(_Bool);
149#endif
150#ifdef HAVE_TYPE_LONG_DOUBLE
151 DEFINE_SIZE(long double);
152#endif
153#ifdef HAVE_TYPE_FLOAT__COMPLEX
154 DEFINE_SIZE(float _Complex);
155#endif
156#ifdef HAVE_TYPE_DOUBLE__COMPLEX
157 DEFINE_SIZE(double _Complex);
158#endif
159#ifdef HAVE_TYPE_LONG_DOUBLE__COMPLEX
160 DEFINE_SIZE(long double _Complex);
161#endif
162#ifdef HAVE_TYPE_FLOAT__IMAGINARY
163 DEFINE_SIZE(float _Imaginary);
164#endif
165#ifdef HAVE_TYPE_DOUBLE__IMAGINARY
166 DEFINE_SIZE(double _Imaginary);
167#endif
168#ifdef HAVE_TYPE_LONG_DOUBLE__IMAGINARY
169 DEFINE_SIZE(long double _Imaginary);
170#endif
171#ifdef HAVE_TYPE___INT128
172 DEFINE_SIZE(__int128);
173#endif
174#ifdef HAVE_TYPE___FLOAT128
175 DEFINE_SIZE(__float128);
176#endif
177#ifdef HAVE_TYPE__DECIMAL32
178 DEFINE_SIZE(_Decimal32);
179#endif
180#ifdef HAVE_TYPE__DECIMAL64
181 DEFINE_SIZE(_Decimal64);
182#endif
183#ifdef HAVE_TYPE__DECIMAL128
184 DEFINE_SIZE(_Decimal128);
185#endif
186#ifdef HAVE_TYPE___M64
187 DEFINE_SIZE(__m64);
188#endif
189#ifdef HAVE_TYPE___M128
190 DEFINE_SIZE(__m128);
191#endif
192#ifdef HAVE_TYPE___FLOAT80
193 DEFINE_SIZE(__float80);
194#endif
195 OBJ_FREEZE(s);
196
197#undef DEFINE
198 Init_limits();
199}
#define LONG_LONG
Definition: long_long.h:38
VALUE rb_define_module(const char *name)
Defines a top-level module.
Definition: class.c:948
#define OBJ_FREEZE
Old name of RB_OBJ_FREEZE.
Definition: fl_type.h:143
VALUE rb_hash_new(void)
Creates a new, empty hash object.
Definition: hash.c:1529
void rb_define_const(VALUE klass, const char *name, VALUE val)
Defines a Ruby level constant under a namespace.
Definition: variable.c:3253