2 #define RUBY_SYMBOL_H 1
17 #define DYNAMIC_ID_P(id) (!(id&ID_STATIC_SYM)&&id>tLAST_OP_ID)
18 #define STATIC_ID2SYM(id) (((VALUE)(id)<<RUBY_SPECIAL_SHIFT)|SYMBOL_FLAG)
20 #ifdef HAVE_BUILTIN___BUILTIN_CONSTANT_P
21 #define rb_id2sym(id) \
22 RB_GNUC_EXTENSION_BLOCK(__builtin_constant_p(id) && !DYNAMIC_ID_P(id) ? \
23 STATIC_ID2SYM(id) : rb_id2sym(id))
33 #define RSYMBOL(obj) ((struct RSymbol *)(obj))
35 #define is_notop_id(id) ((id)>tLAST_OP_ID)
36 #define is_local_id(id) (id_type(id)==ID_LOCAL)
37 #define is_global_id(id) (id_type(id)==ID_GLOBAL)
38 #define is_instance_id(id) (id_type(id)==ID_INSTANCE)
39 #define is_attrset_id(id) ((id)==idASET||id_type(id)==ID_ATTRSET)
40 #define is_const_id(id) (id_type(id)==ID_CONST)
41 #define is_class_id(id) (id_type(id)==ID_CLASS)
42 #define is_junk_id(id) (id_type(id)==ID_JUNK)
47 if (is_notop_id(
id)) {
48 return (
int)(
id&ID_SCOPE_MASK);
55 typedef uint32_t rb_id_serial_t;
56 static const uint32_t RB_ID_SERIAL_MAX =
58 ((
sizeof(
ID)-
sizeof(rb_id_serial_t))*CHAR_BIT < RUBY_ID_SCOPE_SHIFT ?
59 RUBY_ID_SCOPE_SHIFT : 0);
62 rb_id_serial_t last_id;
65 VALUE dsymbol_fstr_hash;
68 static inline rb_id_serial_t
69 rb_id_to_serial(
ID id)
71 if (is_notop_id(
id)) {
72 return (rb_id_serial_t)(
id >> ID_SCOPE_SHIFT);
75 return (rb_id_serial_t)id;
85 if (
id<=tLAST_OP_ID) {
90 id = RSYMBOL(sym)->id;
92 return (
int)(
id&ID_SCOPE_MASK);
95 #define is_local_sym(sym) (sym_type(sym)==ID_LOCAL)
96 #define is_global_sym(sym) (sym_type(sym)==ID_GLOBAL)
97 #define is_instance_sym(sym) (sym_type(sym)==ID_INSTANCE)
98 #define is_attrset_sym(sym) (sym_type(sym)==ID_ATTRSET)
99 #define is_const_sym(sym) (sym_type(sym)==ID_CONST)
100 #define is_class_sym(sym) (sym_type(sym)==ID_CLASS)
101 #define is_junk_sym(sym) (sym_type(sym)==ID_JUNK)
108 const uint_least32_t ruby_global_name_punct_bits[(0x7e - 0x20 + 31) / 32];
111 is_global_name_punct(
const int c)
113 if (c <= 0x20 || 0x7e < c)
return 0;
114 return (ruby_global_name_punct_bits[(c - 0x20) / 32] >> (c % 32)) & 1;
117 RUBY_SYMBOL_EXPORT_BEGIN
119 int rb_enc_symname_type(
const char *name,
long len,
rb_encoding *enc,
unsigned int allowed_attrset);
120 size_t rb_sym_immortal_count(
void);
122 RUBY_SYMBOL_EXPORT_END
#define RUBY_EXTERN
Declaration of externally visible global variables.
#define STATIC_SYM_P
Old name of RB_STATIC_SYM_P.
int len
Length of the buffer.
@ RUBY_SPECIAL_SHIFT
Least significant 8 bits are reserved.
Ruby object's base components.
uintptr_t ID
Type that represents a Ruby identifier such as a variable name.
uintptr_t VALUE
Type that represents a Ruby object.