зеркало из https://github.com/github/ruby.git
139 строки
4.3 KiB
C
139 строки
4.3 KiB
C
/**********************************************************************
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method.h -
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$Author$
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created at: Wed Jul 15 20:02:33 2009
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Copyright (C) 2009 Koichi Sasada
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**********************************************************************/
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#ifndef METHOD_H
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#define METHOD_H
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#ifndef END_OF_ENUMERATION
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# ifdef __GNUC__
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# define END_OF_ENUMERATION(key)
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# else
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# define END_OF_ENUMERATION(key) END_OF_##key##_PLACEHOLDER = 0
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# endif
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#endif
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typedef enum {
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NOEX_PUBLIC = 0x00,
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NOEX_NOSUPER = 0x01,
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NOEX_PRIVATE = 0x02,
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NOEX_PROTECTED = 0x04,
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NOEX_MASK = 0x06,
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NOEX_BASIC = 0x08,
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NOEX_UNDEF = NOEX_NOSUPER,
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NOEX_MODFUNC = 0x12,
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NOEX_SUPER = 0x20,
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NOEX_VCALL = 0x40,
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NOEX_RESPONDS = 0x80,
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NOEX_BIT_WIDTH = 8,
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NOEX_SAFE_SHIFT_OFFSET = ((NOEX_BIT_WIDTH+3)/4)*4 /* round up to nibble */
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} rb_method_flag_t;
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#define NOEX_SAFE(n) ((int)((n) >> NOEX_SAFE_SHIFT_OFFSET) & 0x0F)
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#define NOEX_WITH(n, s) (((s) << NOEX_SAFE_SHIFT_OFFSET) | (n) | (ruby_running ? 0 : NOEX_BASIC))
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#define NOEX_WITH_SAFE(n) NOEX_WITH((n), rb_safe_level())
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/* method data type */
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typedef enum {
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VM_METHOD_TYPE_ISEQ,
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VM_METHOD_TYPE_CFUNC,
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VM_METHOD_TYPE_ATTRSET,
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VM_METHOD_TYPE_IVAR,
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VM_METHOD_TYPE_BMETHOD,
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VM_METHOD_TYPE_ZSUPER,
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VM_METHOD_TYPE_UNDEF,
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VM_METHOD_TYPE_NOTIMPLEMENTED,
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VM_METHOD_TYPE_OPTIMIZED, /* Kernel#send, Proc#call, etc */
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VM_METHOD_TYPE_MISSING, /* wrapper for method_missing(id) */
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VM_METHOD_TYPE_REFINED,
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END_OF_ENUMERATION(VM_METHOD_TYPE)
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} rb_method_type_t;
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struct rb_call_info_struct;
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typedef struct rb_method_cfunc_struct {
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VALUE (*func)(ANYARGS);
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VALUE (*invoker)(VALUE (*func)(ANYARGS), VALUE recv, int argc, const VALUE *argv);
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int argc;
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} rb_method_cfunc_t;
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typedef struct rb_method_attr_struct {
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ID id;
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VALUE location;
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} rb_method_attr_t;
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typedef struct rb_iseq_struct rb_iseq_t;
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typedef struct rb_method_definition_struct {
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rb_method_type_t type; /* method type */
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ID original_id;
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union {
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rb_iseq_t *iseq; /* should be mark */
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rb_method_cfunc_t cfunc;
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rb_method_attr_t attr;
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VALUE proc; /* should be mark */
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enum method_optimized_type {
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OPTIMIZED_METHOD_TYPE_SEND,
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OPTIMIZED_METHOD_TYPE_CALL,
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OPTIMIZED_METHOD_TYPE__MAX
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} optimize_type;
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struct rb_method_entry_struct *orig_me;
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} body;
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int alias_count;
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} rb_method_definition_t;
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typedef struct rb_method_entry_struct {
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rb_method_flag_t flag;
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char mark;
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rb_method_definition_t *def;
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ID called_id;
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VALUE klass; /* should be mark */
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} rb_method_entry_t;
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struct unlinked_method_entry_list_entry {
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struct unlinked_method_entry_list_entry *next;
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rb_method_entry_t *me;
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};
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#define UNDEFINED_METHOD_ENTRY_P(me) (!(me) || !(me)->def || (me)->def->type == VM_METHOD_TYPE_UNDEF)
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void rb_add_method_cfunc(VALUE klass, ID mid, VALUE (*func)(ANYARGS), int argc, rb_method_flag_t noex);
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rb_method_entry_t *rb_add_method(VALUE klass, ID mid, rb_method_type_t type, void *option, rb_method_flag_t noex);
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rb_method_entry_t *rb_method_entry(VALUE klass, ID id, VALUE *define_class_ptr);
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void rb_add_refined_method_entry(VALUE refined_class, ID mid);
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rb_method_entry_t *rb_resolve_refined_method(VALUE refinements,
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rb_method_entry_t *me,
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VALUE *defined_class_ptr);
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rb_method_entry_t *rb_method_entry_with_refinements(VALUE klass, ID id,
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VALUE *defined_class_ptr);
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rb_method_entry_t *rb_method_entry_without_refinements(VALUE klass, ID id,
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VALUE *defined_class_ptr);
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rb_method_entry_t *rb_method_entry_get_without_cache(VALUE klass, ID id, VALUE *define_class_ptr);
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rb_method_entry_t *rb_method_entry_set(VALUE klass, ID mid, const rb_method_entry_t *, rb_method_flag_t noex);
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int rb_method_entry_arity(const rb_method_entry_t *me);
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int rb_method_entry_eq(const rb_method_entry_t *m1, const rb_method_entry_t *m2);
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st_index_t rb_hash_method_entry(st_index_t hash, const rb_method_entry_t *me);
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VALUE rb_method_entry_location(rb_method_entry_t *me);
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VALUE rb_mod_method_location(VALUE mod, ID id);
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VALUE rb_obj_method_location(VALUE obj, ID id);
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void rb_mark_method_entry(const rb_method_entry_t *me);
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void rb_free_method_entry(rb_method_entry_t *me);
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void rb_sweep_method_entry(void *vm);
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void rb_free_m_table(st_table *tbl);
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#endif /* METHOD_H */
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