Ruby
3.1.3p185 (2022-11-24 revision 1a6b16756e0ba6b95ab71a441357ed5484e33498)
internal.h
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#ifndef RUBY_INTERNAL_H
/*-*-C-*-vi:se ft=c:*/
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#define RUBY_INTERNAL_H 1
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#include "ruby/internal/config.h"
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#ifdef __cplusplus
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# error not for C++
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#endif
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#define LIKELY(x) RB_LIKELY(x)
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#define UNLIKELY(x) RB_UNLIKELY(x)
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#define numberof(array) ((int)(sizeof(array) / sizeof((array)[0])))
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#define roomof(x, y) (((x) + (y) - 1) / (y))
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#define type_roomof(x, y) roomof(sizeof(x), sizeof(y))
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/* Prevent compiler from reordering access */
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#define ACCESS_ONCE(type,x) (*((volatile type *)&(x)))
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#include "
ruby/ruby.h
"
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/* Following macros were formerly defined in this header but moved to somewhere
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* else. In order to detect them we undef here. */
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/* internal/array.h */
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#undef RARRAY_AREF
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/* internal/class.h */
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#undef RClass
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#undef RCLASS_SUPER
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/* internal/gc.h */
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#undef NEWOBJ_OF
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#undef RB_NEWOBJ_OF
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#undef RB_OBJ_WRITE
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/* internal/hash.h */
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#undef RHASH_IFNONE
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#undef RHASH_SIZE
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#undef RHASH_TBL
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#undef RHASH_EMPTY_P
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/* internal/object.h */
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#undef ROBJECT_IV_INDEX_TBL
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/* internal/struct.h */
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#undef RSTRUCT_LEN
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#undef RSTRUCT_PTR
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#undef RSTRUCT_SET
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#undef RSTRUCT_GET
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/* Also, we keep the following macros here. They are expected to be
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* overridden in each headers. */
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/* internal/array.h */
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#define rb_ary_new_from_args(...) rb_nonexistent_symbol(__VA_ARGS__)
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/* internal/io.h */
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#define rb_io_fptr_finalize(...) rb_nonexistent_symbol(__VA_ARGS__)
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/* internal/string.h */
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#define rb_fstring_cstr(...) rb_nonexistent_symbol(__VA_ARGS__)
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/* internal/symbol.h */
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#define rb_sym_intern_ascii_cstr(...) rb_nonexistent_symbol(__VA_ARGS__)
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/* internal/vm.h */
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#define rb_funcallv(...) rb_nonexistent_symbol(__VA_ARGS__)
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#define rb_method_basic_definition_p(...) rb_nonexistent_symbol(__VA_ARGS__)
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/* MRI debug support */
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/* gc.c */
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void
rb_obj_info_dump(VALUE obj);
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void
rb_obj_info_dump_loc(VALUE obj,
const
char
*file,
int
line,
const
char
*func);
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/* debug.c */
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RUBY_SYMBOL_EXPORT_BEGIN
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void
ruby_debug_breakpoint(
void
);
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PRINTF_ARGS(
void
ruby_debug_printf(
const
char
*, ...), 1, 2);
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RUBY_SYMBOL_EXPORT_END
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// show obj data structure without any side-effect
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#define rp(obj) rb_obj_info_dump_loc((VALUE)(obj), __FILE__, __LINE__, RUBY_FUNCTION_NAME_STRING)
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// same as rp, but add message header
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#define rp_m(msg, obj) do { \
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fputs((msg), stderr); \
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rb_obj_info_dump((VALUE)(obj)); \
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} while (0)
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// `ruby_debug_breakpoint()` does nothing,
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// but breakpoint is set in run.gdb, so `make gdb` can stop here.
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#define bp() ruby_debug_breakpoint()
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#define RBOOL(v) ((v) ? Qtrue : Qfalse)
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#define RB_BIGNUM_TYPE_P(x) RB_TYPE_P((x), T_BIGNUM)
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#endif
/* RUBY_INTERNAL_H */
ruby.h
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