diff options
Diffstat (limited to 'internal.h')
| -rw-r--r-- | internal.h | 585 |
1 files changed, 73 insertions, 512 deletions
diff --git a/internal.h b/internal.h index 03acd3f8e1..002044cfa1 100644 --- a/internal.h +++ b/internal.h @@ -1,544 +1,105 @@ -/********************************************************************** - - internal.h - - - $Author$ - created at: Tue May 17 11:42:20 JST 2011 - - Copyright (C) 2011 Yukihiro Matsumoto - -**********************************************************************/ - -#ifndef RUBY_INTERNAL_H +#ifndef RUBY_INTERNAL_H /*-*-C-*-vi:se ft=c:*/ #define RUBY_INTERNAL_H 1 - -#if defined(__cplusplus) -extern "C" { -#if 0 -} /* satisfy cc-mode */ -#endif -#endif - -#define numberof(array) ((int)(sizeof(array) / sizeof((array)[0]))) - -#define STATIC_ASSERT(name, expr) typedef int static_assert_##name##_check[1 - 2*!(expr)] - -#define GCC_VERSION_SINCE(major, minor, patchlevel) \ - (defined(__GNUC__) && !defined(__INTEL_COMPILER) && \ - ((__GNUC__ > (major)) || \ - (__GNUC__ == (major) && __GNUC_MINOR__ > (minor)) || \ - (__GNUC__ == (major) && __GNUC_MINOR__ == (minor) && __GNUC_PATCHLEVEL__ >= (patchlevel)))) - -#define SIGNED_INTEGER_TYPE_P(int_type) (0 > ((int_type)0)-1) -#define SIGNED_INTEGER_MAX(sint_type) \ - (sint_type) \ - ((((sint_type)1) << (sizeof(sint_type) * CHAR_BIT - 2)) | \ - ((((sint_type)1) << (sizeof(sint_type) * CHAR_BIT - 2)) - 1)) -#define SIGNED_INTEGER_MIN(sint_type) (-SIGNED_INTEGER_MAX(sint_type)-1) -#define UNSIGNED_INTEGER_MAX(uint_type) (~(uint_type)0) - -#if SIGNEDNESS_OF_TIME_T < 0 /* signed */ -# define TIMET_MAX SIGNED_INTEGER_MAX(time_t) -# define TIMET_MIN SIGNED_INTEGER_MIN(time_t) -#elif SIGNEDNESS_OF_TIME_T > 0 /* unsigned */ -# define TIMET_MAX UNSIGNED_INTEGER_MAX(time_t) -# define TIMET_MIN ((time_t)0) +/** + * @author $Author$ + * @date Tue May 17 11:42:20 JST 2011 + * @copyright Copyright (C) 2011 Yukihiro Matsumoto + * @copyright This file is a part of the programming language Ruby. + * Permission is hereby granted, to either redistribute and/or + * modify this file, provided that the conditions mentioned in the + * file COPYING are met. Consult the file for details. + */ +#include "ruby/internal/config.h" + +#ifdef __cplusplus +# error not for C++ #endif -#define TIMET_MAX_PLUS_ONE (2*(double)(TIMET_MAX/2+1)) -#define MUL_OVERFLOW_SIGNED_INTEGER_P(a, b, min, max) ( \ - (a) == 0 ? 0 : \ - (a) == -1 ? (b) < -(max) : \ - (a) > 0 ? \ - ((b) > 0 ? (max) / (a) < (b) : (min) / (a) > (b)) : \ - ((b) > 0 ? (min) / (a) < (b) : (max) / (a) > (b))) -#define MUL_OVERFLOW_FIXNUM_P(a, b) MUL_OVERFLOW_SIGNED_INTEGER_P(a, b, FIXNUM_MIN, FIXNUM_MAX) -#define MUL_OVERFLOW_LONG_P(a, b) MUL_OVERFLOW_SIGNED_INTEGER_P(a, b, LONG_MIN, LONG_MAX) -#define MUL_OVERFLOW_INT_P(a, b) MUL_OVERFLOW_SIGNED_INTEGER_P(a, b, INT_MIN, INT_MAX) +#define LIKELY(x) RB_LIKELY(x) +#define UNLIKELY(x) RB_UNLIKELY(x) -#ifndef swap16 -# define swap16(x) ((uint16_t)((((x)&0xFF)<<8) | (((x)>>8)&0xFF))) -#endif - -#ifndef swap32 -# ifdef HAVE_BUILTIN___BUILTIN_BSWAP32 -# define swap32(x) __builtin_bswap32(x) -# endif -#endif +#define numberof(array) ((int)(sizeof(array) / sizeof((array)[0]))) +#define roomof(x, y) (((x) + (y) - 1) / (y)) +#define type_roomof(x, y) roomof(sizeof(x), sizeof(y)) -#ifndef swap32 -# define swap32(x) ((uint32_t)((((x)&0xFF)<<24) \ - |(((x)>>24)&0xFF) \ - |(((x)&0x0000FF00)<<8) \ - |(((x)&0x00FF0000)>>8) )) -#endif +/* Prevent compiler from reordering access */ +#define ACCESS_ONCE(type,x) (*((volatile type *)&(x))) -#ifndef swap64 -# ifdef HAVE_BUILTIN___BUILTIN_BSWAP64 -# define swap64(x) __builtin_bswap64(x) -# endif -#endif - -#ifndef swap64 -# ifdef HAVE_INT64_T -# define byte_in_64bit(n) ((uint64_t)0xff << (n)) -# define swap64(x) ((uint64_t)((((x)&byte_in_64bit(0))<<56) \ - |(((x)>>56)&0xFF) \ - |(((x)&byte_in_64bit(8))<<40) \ - |(((x)&byte_in_64bit(48))>>40) \ - |(((x)&byte_in_64bit(16))<<24) \ - |(((x)&byte_in_64bit(40))>>24) \ - |(((x)&byte_in_64bit(24))<<8) \ - |(((x)&byte_in_64bit(32))>>8))) -# endif -#endif +#define UNDEF_P RB_UNDEF_P +#define NIL_OR_UNDEF_P RB_NIL_OR_UNDEF_P -struct rb_deprecated_classext_struct { - char conflict[sizeof(VALUE) * 3]; -}; +#include "ruby/ruby.h" -struct rb_classext_struct { - VALUE super; - struct st_table *iv_tbl; - struct st_table *const_tbl; - VALUE origin; - VALUE refined_class; - rb_alloc_func_t allocator; -}; +/* Following macros were formerly defined in this header but moved to somewhere + * else. In order to detect them we undef here. */ -#define RCLASS_EXT(c) (RCLASS(c)->ptr) -#define RCLASS_IV_TBL(c) (RCLASS_EXT(c)->iv_tbl) -#define RCLASS_CONST_TBL(c) (RCLASS_EXT(c)->const_tbl) -#define RCLASS_M_TBL(c) (RCLASS(c)->m_tbl) -#define RCLASS_IV_INDEX_TBL(c) (RCLASS(c)->iv_index_tbl) -#define RCLASS_ORIGIN(c) (RCLASS_EXT(c)->origin) -#define RCLASS_REFINED_CLASS(c) (RCLASS_EXT(c)->refined_class) +/* internal/array.h */ +#undef RARRAY_AREF +/* internal/class.h */ +#undef RClass #undef RCLASS_SUPER -static inline VALUE -RCLASS_SUPER(VALUE klass) -{ - return RCLASS_EXT(klass)->super; -} -static inline VALUE -RCLASS_SET_SUPER(VALUE klass, VALUE super) -{ - OBJ_WRITE(klass, &RCLASS_EXT(klass)->super, super); - return super; -} +/* internal/hash.h */ +#undef RHASH_IFNONE +#undef RHASH_SIZE +#undef RHASH_TBL +#undef RHASH_EMPTY_P -struct vtm; /* defined by timev.h */ +/* internal/struct.h */ +#undef RSTRUCT_LEN +#undef RSTRUCT_PTR +#undef RSTRUCT_SET +#undef RSTRUCT_GET -/* array.c */ -VALUE rb_ary_last(int, VALUE *, VALUE); -void rb_ary_set_len(VALUE, long); -VALUE rb_ary_cat(VALUE, const VALUE *, long); -void rb_ary_delete_same(VALUE, VALUE); +/* Also, we keep the following macros here. They are expected to be + * overridden in each headers. */ -/* bignum.c */ -VALUE rb_big_fdiv(VALUE x, VALUE y); -VALUE rb_big_uminus(VALUE x); -VALUE rb_integer_float_cmp(VALUE x, VALUE y); -VALUE rb_integer_float_eq(VALUE x, VALUE y); +/* internal/array.h */ +#define rb_ary_new_from_args(...) rb_nonexistent_symbol(__VA_ARGS__) -/* class.c */ -VALUE rb_obj_methods(int argc, VALUE *argv, VALUE obj); -VALUE rb_obj_protected_methods(int argc, VALUE *argv, VALUE obj); -VALUE rb_obj_private_methods(int argc, VALUE *argv, VALUE obj); -VALUE rb_obj_public_methods(int argc, VALUE *argv, VALUE obj); -int rb_obj_basic_to_s_p(VALUE); -VALUE rb_special_singleton_class(VALUE); -VALUE rb_singleton_class_clone_and_attach(VALUE obj, VALUE attach); -VALUE rb_singleton_class_get(VALUE obj); -void Init_class_hierarchy(void); +/* internal/string.h */ +#define rb_fstring_cstr(...) rb_nonexistent_symbol(__VA_ARGS__) -/* compar.c */ -VALUE rb_invcmp(VALUE, VALUE); +/* internal/symbol.h */ +#define rb_sym_intern_ascii_cstr(...) rb_nonexistent_symbol(__VA_ARGS__) -/* compile.c */ -int rb_dvar_defined(ID); -int rb_local_defined(ID); -int rb_parse_in_eval(void); -int rb_parse_in_main(void); -const char * rb_insns_name(int i); -VALUE rb_insns_name_array(void); +/* internal/vm.h */ +#define rb_funcallv(...) rb_nonexistent_symbol(__VA_ARGS__) +#define rb_method_basic_definition_p(...) rb_nonexistent_symbol(__VA_ARGS__) -/* cont.c */ -VALUE rb_obj_is_fiber(VALUE); -void rb_fiber_reset_root_local_storage(VALUE); -/* debug.c */ -PRINTF_ARGS(void ruby_debug_printf(const char*, ...), 1, 2); - -/* dmyext.c */ -void Init_ext(void); - -/* encoding.c */ -#ifdef RUBY_ENCODING_H -enum ruby_preserved_encindex { - ENCINDEX_ASCII, - ENCINDEX_UTF_8, - ENCINDEX_US_ASCII, - - /* preserved indexes */ - ENCINDEX_UTF_16BE, - ENCINDEX_UTF_16LE, - ENCINDEX_UTF_32BE, - ENCINDEX_UTF_32LE, - ENCINDEX_UTF_16, - ENCINDEX_UTF_32, - ENCINDEX_UTF8_MAC, - - /* for old options of regexp */ - ENCINDEX_EUC_JP, - ENCINDEX_Windows_31J, - - ENCINDEX_BUILTIN_MAX -}; -#endif -#define rb_ascii8bit_encindex() ENCINDEX_ASCII -#define rb_utf8_encindex() ENCINDEX_UTF_8 -#define rb_usascii_encindex() ENCINDEX_US_ASCII -ID rb_id_encoding(void); -void rb_gc_mark_encodings(void); - -/* error.c */ -NORETURN(PRINTF_ARGS(void rb_compile_bug(const char*, int, const char*, ...), 3, 4)); -VALUE rb_check_backtrace(VALUE); -NORETURN(void rb_async_bug_errno(const char *,int)); -const char *rb_builtin_type_name(int t); -const char *rb_builtin_class_name(VALUE x); - -/* eval.c */ -VALUE rb_refinement_module_get_refined_class(VALUE module); - -/* eval_error.c */ -void ruby_error_print(void); -VALUE rb_get_backtrace(VALUE info); - -/* eval_jump.c */ -void rb_call_end_proc(VALUE data); -void rb_mark_end_proc(void); - -/* file.c */ -VALUE rb_home_dir_of(VALUE user, VALUE result); -VALUE rb_default_home_dir(VALUE result); -VALUE rb_realpath_internal(VALUE basedir, VALUE path, int strict); -void rb_file_const(const char*, VALUE); -int rb_file_load_ok(const char *); -VALUE rb_file_expand_path_fast(VALUE, VALUE); -VALUE rb_file_expand_path_internal(VALUE, VALUE, int, int, VALUE); -VALUE rb_get_path_check_to_string(VALUE, int); -VALUE rb_get_path_check_convert(VALUE, VALUE, int); -void Init_File(void); - -#ifdef RUBY_FUNCTION_NAME_STRING -# if defined __GNUC__ && __GNUC__ >= 4 -# pragma GCC visibility push(default) -# endif -NORETURN(void rb_sys_fail_path_in(const char *func_name, VALUE path)); -# if defined __GNUC__ && __GNUC__ >= 4 -# pragma GCC visibility pop -# endif -# define rb_sys_fail_path(path) rb_sys_fail_path_in(RUBY_FUNCTION_NAME_STRING, path) -#else -# define rb_sys_fail_path(path) rb_sys_fail_str(path) -#endif - -#ifdef _WIN32 -/* file.c, win32/file.c */ -void rb_w32_init_file(void); -#endif +/* MRI debug support */ /* gc.c */ -void Init_heap(void); -void *ruby_mimmalloc(size_t size); -void rb_objspace_set_event_hook(const rb_event_flag_t event); -void rb_gc_writebarrier_remember_promoted(VALUE obj); - -/* hash.c */ -struct st_table *rb_hash_tbl_raw(VALUE hash); -#define RHASH_TBL_RAW(h) rb_hash_tbl_raw(h) - -/* inits.c */ -void rb_call_inits(void); - -/* io.c */ -const char *ruby_get_inplace_mode(void); -void ruby_set_inplace_mode(const char *); -ssize_t rb_io_bufread(VALUE io, void *buf, size_t size); -void rb_stdio_set_default_encoding(void); -void rb_write_error_str(VALUE mesg); - -/* iseq.c */ -VALUE rb_iseq_clone(VALUE iseqval, VALUE newcbase); - -/* load.c */ -VALUE rb_get_load_path(void); -VALUE rb_get_expanded_load_path(void); -NORETURN(void rb_load_fail(VALUE, const char*)); +void rb_obj_info_dump(VALUE obj); +void rb_obj_info_dump_loc(VALUE obj, const char *file, int line, const char *func); -/* math.c */ -VALUE rb_math_atan2(VALUE, VALUE); -VALUE rb_math_cos(VALUE); -VALUE rb_math_cosh(VALUE); -VALUE rb_math_exp(VALUE); -VALUE rb_math_hypot(VALUE, VALUE); -VALUE rb_math_log(int argc, VALUE *argv); -VALUE rb_math_sin(VALUE); -VALUE rb_math_sinh(VALUE); -VALUE rb_math_sqrt(VALUE); - -/* newline.c */ -void Init_newline(void); - -/* numeric.c */ -int rb_num_to_uint(VALUE val, unsigned int *ret); -VALUE ruby_num_interval_step_size(VALUE from, VALUE to, VALUE step, int excl); -int ruby_float_step(VALUE from, VALUE to, VALUE step, int excl); -double ruby_float_mod(double x, double y); -int rb_num_negative_p(VALUE); -VALUE rb_int_succ(VALUE num); -VALUE rb_int_pred(VALUE num); - -/* object.c */ -VALUE rb_obj_equal(VALUE obj1, VALUE obj2); - -struct RBasicRaw { - VALUE flags; - VALUE klass; -}; - -#define RBASIC_CLEAR_CLASS(obj) (((struct RBasicRaw *)((VALUE)(obj)))->klass = 0) -#define RBASIC_SET_CLASS_RAW(obj, cls) (((struct RBasicRaw *)((VALUE)(obj)))->klass = (cls)) -#define RBASIC_SET_CLASS(obj, cls) do { \ - VALUE _obj_ = (obj); \ - OBJ_WRITE(_obj_, &((struct RBasicRaw *)(_obj_))->klass, cls); \ -} while (0) - -/* parse.y */ -VALUE rb_parser_get_yydebug(VALUE); -VALUE rb_parser_set_yydebug(VALUE, VALUE); -int rb_is_const_name(VALUE name); -int rb_is_class_name(VALUE name); -int rb_is_global_name(VALUE name); -int rb_is_instance_name(VALUE name); -int rb_is_attrset_name(VALUE name); -int rb_is_local_name(VALUE name); -int rb_is_method_name(VALUE name); -int rb_is_junk_name(VALUE name); -void rb_gc_mark_parser(void); -void rb_gc_mark_symbols(void); - -/* proc.c */ -VALUE rb_proc_location(VALUE self); -st_index_t rb_hash_proc(st_index_t hash, VALUE proc); -int rb_block_arity(void); - -/* process.c */ -#define RB_MAX_GROUPS (65536) - -struct rb_execarg { - int use_shell; - union { - struct { - VALUE shell_script; - } sh; - struct { - VALUE command_name; - VALUE command_abspath; /* full path string or nil */ - VALUE argv_str; - VALUE argv_buf; - } cmd; - } invoke; - VALUE redirect_fds; - VALUE envp_str; - VALUE envp_buf; - VALUE dup2_tmpbuf; - unsigned pgroup_given : 1; - unsigned umask_given : 1; - unsigned unsetenv_others_given : 1; - unsigned unsetenv_others_do : 1; - unsigned close_others_given : 1; - unsigned close_others_do : 1; - unsigned chdir_given : 1; - unsigned new_pgroup_given : 1; - unsigned new_pgroup_flag : 1; - unsigned uid_given : 1; - unsigned gid_given : 1; - rb_pid_t pgroup_pgid; /* asis(-1), new pgroup(0), specified pgroup (0<V). */ - VALUE rlimit_limits; /* Qfalse or [[rtype, softlim, hardlim], ...] */ - mode_t umask_mask; - rb_uid_t uid; - rb_gid_t gid; - VALUE fd_dup2; - VALUE fd_close; - VALUE fd_open; - VALUE fd_dup2_child; - int close_others_maxhint; - VALUE env_modification; /* Qfalse or [[k1,v1], ...] */ - VALUE chdir_dir; -}; - -/* argv_str contains extra two elements. - * The beginning one is for /bin/sh used by exec_with_sh. - * The last one for terminating NULL used by execve. - * See rb_exec_fillarg() in process.c. */ -#define ARGVSTR2ARGC(argv_str) (RSTRING_LEN(argv_str) / sizeof(char *) - 2) -#define ARGVSTR2ARGV(argv_str) ((char **)RSTRING_PTR(argv_str) + 1) - -rb_pid_t rb_fork_ruby(int *status); -void rb_last_status_clear(void); - -/* rational.c */ -VALUE rb_lcm(VALUE x, VALUE y); -VALUE rb_rational_reciprocal(VALUE x); - -/* re.c */ -VALUE rb_reg_compile(VALUE str, int options, const char *sourcefile, int sourceline); -VALUE rb_reg_check_preprocess(VALUE); - -/* signal.c */ -int rb_get_next_signal(void); -int rb_sigaltstack_size(void); - -/* strftime.c */ -#ifdef RUBY_ENCODING_H -size_t rb_strftime_timespec(char *s, size_t maxsize, const char *format, rb_encoding *enc, - const struct vtm *vtm, struct timespec *ts, int gmt); -size_t rb_strftime(char *s, size_t maxsize, const char *format, rb_encoding *enc, - const struct vtm *vtm, VALUE timev, int gmt); -#endif - -/* string.c */ -int rb_str_buf_cat_escaped_char(VALUE result, unsigned int c, int unicode_p); -int rb_str_symname_p(VALUE); -VALUE rb_str_quote_unprintable(VALUE); -VALUE rb_id_quote_unprintable(ID); -#define QUOTE(str) rb_str_quote_unprintable(str) -#define QUOTE_ID(id) rb_id_quote_unprintable(id) -void rb_str_fill_terminator(VALUE str, const int termlen); -VALUE rb_str_locktmp_ensure(VALUE str, VALUE (*func)(VALUE), VALUE arg); - -/* struct.c */ -VALUE rb_struct_init_copy(VALUE copy, VALUE s); - -/* time.c */ -struct timeval rb_time_timeval(VALUE); - -/* thread.c */ -VALUE rb_obj_is_mutex(VALUE obj); -VALUE rb_suppress_tracing(VALUE (*func)(VALUE), VALUE arg); -void rb_thread_execute_interrupts(VALUE th); -void rb_clear_trace_func(void); -VALUE rb_get_coverages(void); -VALUE rb_thread_shield_new(void); -VALUE rb_thread_shield_wait(VALUE self); -VALUE rb_thread_shield_release(VALUE self); -VALUE rb_thread_shield_destroy(VALUE self); -void rb_mutex_allow_trap(VALUE self, int val); -VALUE rb_uninterruptible(VALUE (*b_proc)(ANYARGS), VALUE data); -VALUE rb_mutex_owned_p(VALUE self); -void ruby_kill(rb_pid_t pid, int sig); - -/* thread_pthread.c, thread_win32.c */ -void Init_native_thread(void); - -/* vm.c */ -VALUE rb_obj_is_thread(VALUE obj); -void rb_vm_mark(void *ptr); -void Init_BareVM(void); -VALUE rb_vm_top_self(void); -void rb_thread_recycle_stack_release(VALUE *); -void rb_vm_change_state(void); -void rb_vm_inc_const_missing_count(void); -void rb_thread_mark(void *th); -const void **rb_vm_get_insns_address_table(void); -VALUE rb_sourcefilename(void); - -/* vm_dump.c */ -void rb_vm_bugreport(void); -void rb_print_backtrace(void); - -/* vm_eval.c */ -void Init_vm_eval(void); -VALUE rb_current_realfilepath(void); -VALUE rb_check_block_call(VALUE, ID, int, VALUE *, VALUE (*)(ANYARGS), VALUE); -typedef void rb_check_funcall_hook(int, VALUE, ID, int, VALUE *, VALUE); -VALUE rb_check_funcall_with_hook(VALUE recv, ID mid, int argc, VALUE *argv, - rb_check_funcall_hook *hook, VALUE arg); - -/* vm_method.c */ -void Init_eval_method(void); -int rb_method_defined_by(VALUE obj, ID mid, VALUE (*cfunc)(ANYARGS)); - -/* miniprelude.c, prelude.c */ -void Init_prelude(void); - -/* vm_backtrace.c */ -void Init_vm_backtrace(void); -VALUE rb_vm_thread_backtrace(int argc, VALUE *argv, VALUE thval); -VALUE rb_vm_thread_backtrace_locations(int argc, VALUE *argv, VALUE thval); - -VALUE rb_make_backtrace(void); -void rb_backtrace_print_as_bugreport(void); -int rb_backtrace_p(VALUE obj); -VALUE rb_backtrace_to_str_ary(VALUE obj); -VALUE rb_vm_backtrace_object(); +/* debug.c */ RUBY_SYMBOL_EXPORT_BEGIN -const char *rb_objspace_data_type_name(VALUE obj); - -/* Temporary. This API will be removed (renamed). */ -VALUE rb_thread_io_blocking_region(rb_blocking_function_t *func, void *data1, int fd); - -/* bignum.c */ -VALUE rb_big_mul_normal(VALUE x, VALUE y); -VALUE rb_big_mul_balance(VALUE x, VALUE y); -VALUE rb_big_mul_karatsuba(VALUE x, VALUE y); -VALUE rb_big_mul_toom3(VALUE x, VALUE y); -VALUE rb_big_sq_fast(VALUE x); - -/* io.c */ -void rb_maygvl_fd_fix_cloexec(int fd); - -/* numeric.c */ -VALUE rb_int_positive_pow(long x, unsigned long y); - -/* process.c */ -int rb_exec_async_signal_safe(const struct rb_execarg *e, char *errmsg, size_t errmsg_buflen); -rb_pid_t rb_fork_async_signal_safe(int *status, int (*chfunc)(void*, char *, size_t), void *charg, VALUE fds, char *errmsg, size_t errmsg_buflen); -VALUE rb_execarg_new(int argc, VALUE *argv, int accept_shell); -struct rb_execarg *rb_execarg_get(VALUE execarg_obj); /* dangerous. needs GC guard. */ -VALUE rb_execarg_init(int argc, VALUE *argv, int accept_shell, VALUE execarg_obj); -int rb_execarg_addopt(VALUE execarg_obj, VALUE key, VALUE val); -void rb_execarg_fixup(VALUE execarg_obj); -int rb_execarg_run_options(const struct rb_execarg *e, struct rb_execarg *s, char* errmsg, size_t errmsg_buflen); -VALUE rb_execarg_extract_options(VALUE execarg_obj, VALUE opthash); -void rb_execarg_setenv(VALUE execarg_obj, VALUE env); - -/* util.c */ -extern const signed char ruby_digit36_to_number_table[]; +void ruby_debug_breakpoint(void); +PRINTF_ARGS(void ruby_debug_printf(const char*, ...), 1, 2); +RUBY_SYMBOL_EXPORT_END -/* variable.c */ -void rb_gc_mark_global_tbl(void); -void rb_mark_generic_ivar(VALUE); -void rb_mark_generic_ivar_tbl(void); +// show obj data structure without any side-effect +#define rp(obj) rb_obj_info_dump_loc((VALUE)(obj), __FILE__, __LINE__, RUBY_FUNCTION_NAME_STRING) -int rb_st_insert_id_and_value(VALUE obj, st_table *tbl, ID key, VALUE value); -st_table *rb_st_copy(VALUE obj, struct st_table *orig_tbl); +// same as rp, but add message header +#define rp_m(msg, obj) do { \ + fputs((msg), stderr); \ + rb_obj_info_dump((VALUE)(obj)); \ +} while (0) -/* gc.c */ -size_t rb_gc_count(); +// `ruby_debug_breakpoint()` does nothing, +// but breakpoint is set in run.gdb, so `make gdb` can stop here. +#define bp() ruby_debug_breakpoint() -RUBY_SYMBOL_EXPORT_END +#define RBOOL(v) ((v) ? Qtrue : Qfalse) +#define RB_BIGNUM_TYPE_P(x) RB_TYPE_P((x), T_BIGNUM) -#if defined(__cplusplus) -#if 0 -{ /* satisfy cc-mode */ +#ifndef __MINGW32__ +#undef memcpy +#define memcpy ruby_nonempty_memcpy #endif -} /* extern "C" { */ -#endif - #endif /* RUBY_INTERNAL_H */ |