Ruby: ext/rbconfig/sizeof/sizes.c Source File

Ruby 3.0.5p211 (2022-11-24 revision ba5cf0f7c52d4d35cc6a173c89eda98ceffa2dcf)

sizes.c
Go to the documentation of this file.
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 SIZEOF_INT != 0
22 DEFINE(int, INT);
23#endif
24#if SIZEOF_SHORT != 0
25 DEFINE(short, SHORT);
26#endif
27#if SIZEOF_LONG != 0
28 DEFINE(long, LONG);
29#endif
30#if SIZEOF_LONG_LONG != 0 && defined(HAVE_TRUE_LONG_LONG)
31 DEFINE(long long, LONG_LONG);
32#endif
33#if SIZEOF___INT64 != 0
34 DEFINE(__int64, __INT64);
35#endif
36#ifdef HAVE_TYPE___INT128
37 DEFINE_SIZE(__int128);
38#endif
39#if SIZEOF_OFF_T != 0
40 DEFINE(off_t, OFF_T);
41#endif
42#if SIZEOF_VOIDP != 0
43 DEFINE(void*, VOIDP);
44#endif
45#if SIZEOF_FLOAT != 0
46 DEFINE(float, FLOAT);
47#endif
48#if SIZEOF_DOUBLE != 0
49 DEFINE(double, DOUBLE);
50#endif
51#if SIZEOF_TIME_T != 0
52 DEFINE(time_t, TIME_T);
53#endif
54#if SIZEOF_CLOCK_T != 0
55 DEFINE(clock_t, CLOCK_T);
56#endif
57#if SIZEOF_SIZE_T != 0
58 DEFINE(size_t, SIZE_T);
59#endif
60#if SIZEOF_PTRDIFF_T != 0
61 DEFINE(ptrdiff_t, PTRDIFF_T);
62#endif
63#if SIZEOF_INT8_T != 0
64 DEFINE(int8_t, INT8_T);
65#endif
66#if SIZEOF_UINT8_T != 0
67 DEFINE(uint8_t, UINT8_T);
68#endif
69#if SIZEOF_INT16_T != 0
70 DEFINE(int16_t, INT16_T);
71#endif
72#if SIZEOF_UINT16_T != 0
73 DEFINE(uint16_t, UINT16_T);
74#endif
75#if SIZEOF_INT32_T != 0
76 DEFINE(int32_t, INT32_T);
77#endif
78#if SIZEOF_UINT32_T != 0
79 DEFINE(uint32_t, UINT32_T);
80#endif
81#if SIZEOF_INT64_T != 0
82 DEFINE(int64_t, INT64_T);
83#endif
84#if SIZEOF_UINT64_T != 0
85 DEFINE(uint64_t, UINT64_T);
86#endif
87#if SIZEOF_INT128_T != 0
88 DEFINE(int128_t, INT128_T);
89#endif
90#if SIZEOF_UINT128_T != 0
91 DEFINE(uint128_t, UINT128_T);
92#endif
93#if SIZEOF_INTPTR_T != 0
94 DEFINE(intptr_t, INTPTR_T);
95#endif
96#if SIZEOF_UINTPTR_T != 0
97 DEFINE(uintptr_t, UINTPTR_T);
98#endif
99#if SIZEOF_SSIZE_T != 0
100 DEFINE(ssize_t, SSIZE_T);
101#endif
102#ifdef HAVE_TYPE_INT_LEAST8_T
103 DEFINE_SIZE(int_least8_t);
104#endif
105#ifdef HAVE_TYPE_INT_LEAST16_T
106 DEFINE_SIZE(int_least16_t);
107#endif
108#ifdef HAVE_TYPE_INT_LEAST32_T
109 DEFINE_SIZE(int_least32_t);
110#endif
111#ifdef HAVE_TYPE_INT_LEAST64_T
112 DEFINE_SIZE(int_least64_t);
113#endif
114#ifdef HAVE_TYPE_INT_FAST8_T
115 DEFINE_SIZE(int_fast8_t);
116#endif
117#ifdef HAVE_TYPE_INT_FAST16_T
118 DEFINE_SIZE(int_fast16_t);
119#endif
120#ifdef HAVE_TYPE_INT_FAST32_T
121 DEFINE_SIZE(int_fast32_t);
122#endif
123#ifdef HAVE_TYPE_INT_FAST64_T
124 DEFINE_SIZE(int_fast64_t);
125#endif
126#ifdef HAVE_TYPE_INTMAX_T
127 DEFINE_SIZE(intmax_t);
128#endif
129#ifdef HAVE_TYPE_SIG_ATOMIC_T
130 DEFINE_SIZE(sig_atomic_t);
131#endif
132#ifdef HAVE_TYPE_WCHAR_T
133 DEFINE_SIZE(wchar_t);
134#endif
135#ifdef HAVE_TYPE_WINT_T
136 DEFINE_SIZE(wint_t);
137#endif
138#ifdef HAVE_TYPE_WCTRANS_T
139 DEFINE_SIZE(wctrans_t);
140#endif
141#ifdef HAVE_TYPE_WCTYPE_T
142 DEFINE_SIZE(wctype_t);
143#endif
144#ifdef HAVE_TYPE__BOOL
145 DEFINE_SIZE(_Bool);
146#endif
147#ifdef HAVE_TYPE_LONG_DOUBLE
148 DEFINE_SIZE(long double);
149#endif
150#ifdef HAVE_TYPE_FLOAT__COMPLEX
151 DEFINE_SIZE(float _Complex);
152#endif
153#ifdef HAVE_TYPE_DOUBLE__COMPLEX
154 DEFINE_SIZE(double _Complex);
155#endif
156#ifdef HAVE_TYPE_LONG_DOUBLE__COMPLEX
157 DEFINE_SIZE(long double _Complex);
158#endif
159#ifdef HAVE_TYPE_FLOAT__IMAGINARY
160 DEFINE_SIZE(float _Imaginary);
161#endif
162#ifdef HAVE_TYPE_DOUBLE__IMAGINARY
163 DEFINE_SIZE(double _Imaginary);
164#endif
165#ifdef HAVE_TYPE_LONG_DOUBLE__IMAGINARY
166 DEFINE_SIZE(long double _Imaginary);
167#endif
168#ifdef HAVE_TYPE___INT128
169 DEFINE_SIZE(__int128);
170#endif
171#ifdef HAVE_TYPE___FLOAT128
172 DEFINE_SIZE(__float128);
173#endif
174#ifdef HAVE_TYPE__DECIMAL32
175 DEFINE_SIZE(_Decimal32);
176#endif
177#ifdef HAVE_TYPE__DECIMAL64
178 DEFINE_SIZE(_Decimal64);
179#endif
180#ifdef HAVE_TYPE__DECIMAL128
181 DEFINE_SIZE(_Decimal128);
182#endif
183#ifdef HAVE_TYPE___M64
184 DEFINE_SIZE(__m64);
185#endif
186#ifdef HAVE_TYPE___M128
187 DEFINE_SIZE(__m128);
188#endif
189#ifdef HAVE_TYPE___FLOAT80
190 DEFINE_SIZE(__float80);
191#endif
192 OBJ_FREEZE(s);
193
194#undef DEFINE
195 Init_limits();
196}
rb_define_module
VALUE rb_define_module(const char *name)
Definition: class.c:871
OBJ_FREEZE
#define OBJ_FREEZE
Definition: fl_type.h:134
rb_hash_new
VALUE rb_hash_new(void)
Definition: hash.c:1538
rb_define_const
void rb_define_const(VALUE, const char *, VALUE)
Definition: variable.c:3150
ruby.h
uint32_t
unsigned int uint32_t
Definition: sha2.h:101
uint64_t
unsigned long long uint64_t
Definition: sha2.h:102
uint8_t
unsigned char uint8_t
Definition: sha2.h:100
Init_limits
void Init_limits(void)
Definition: limits.c:14
Init_sizeof
void Init_sizeof(void)
Definition: sizes.c:13
DEFINE_SIZE
#define DEFINE_SIZE(type)
DEFINE
#define DEFINE(type, size)
VALUE
unsigned long VALUE
Definition: value.h:38
intptr_t
int intptr_t
Definition: win32.h:90
uintptr_t
unsigned int uintptr_t
Definition: win32.h:106
off_t
#define off_t
Definition: win32.h:194