* eval_method.ci (rb_get_alloc_func): new function to get allocation

function.

* include/ruby/intern.h (rb_alloc_func_t): declared.
  (rb_define_alloc_func): declared.
  (rb_marshal_define_compat): declared.

* range.c: use T_STRUCT for Range.

* inits.c: move Init_marshal() prior to Init_Range() because
  Init_Range calls rb_marshal_define_compat which needs
  marshal's compat_allocator_tbl initialized.

* marshal.c: support marshal format compatibility layer designed for
  marshaling T_STRUCT Range using T_OBJECT format.
  (rb_marshal_define_compat): defined.

[ruby-dev:31710]


git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@13413 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
This commit is contained in:
akr 2007-09-08 15:07:18 +00:00
Родитель 22bcf22ea4
Коммит 2a37152f3f
6 изменённых файлов: 279 добавлений и 52 удалений

Просмотреть файл

@ -1,3 +1,24 @@
Sat Sep 8 23:55:56 2007 Tanaka Akira <akr@fsij.org>
* eval_method.ci (rb_get_alloc_func): new function to get allocation
function.
* include/ruby/intern.h (rb_alloc_func_t): declared.
(rb_define_alloc_func): declared.
(rb_marshal_define_compat): declared.
* range.c: use T_STRUCT for Range.
* inits.c: move Init_marshal() prior to Init_Range() because
Init_Range calls rb_marshal_define_compat which needs
marshal's compat_allocator_tbl initialized.
* marshal.c: support marshal format compatibility layer designed for
marshaling T_STRUCT Range using T_OBJECT format.
(rb_marshal_define_compat): defined.
[ruby-dev:31710]
Sat Sep 8 10:05:14 2007 Yukihiro Matsumoto <matz@ruby-lang.org>
* struct.c (rb_struct_s_members): check if __members__ is an
@ -129,6 +150,8 @@ Sat Sep 1 20:56:07 2007 Tanaka Akira <akr@fsij.org>
* .gdbinit: support embedded small bignums.
[ruby-dev:31689]
Sat Sep 1 19:59:43 2007 Masaki Suketa <masaki.suketa@nifty.ne.jp>
* ext/win32ole/win32ole.c (ole_event_free): IConnectionPoint should be
@ -241,9 +264,11 @@ Thu Aug 30 08:00:12 2007 Tanaka Akira <akr@fsij.org>
* ext/tk/tkutil/tkutil.c: ditto.
[ruby-dev:31678]
Wed Aug 29 18:36:06 2007 Tanaka Akira <akr@fsij.org>
* lib/open-uri.rb: add :ftp_active_mode option.
* lib/open-uri.rb: add :ftp_active_mode option. [ruby-dev:31677]
Wed Aug 29 14:55:28 2007 Yukihiro Matsumoto <matz@ruby-lang.org>
@ -271,6 +296,8 @@ Wed Aug 29 11:30:10 2007 Tanaka Akira <akr@fsij.org>
(st_foreach): ditto.
(st_reverse_foreach): ditto.
(unpack_entries): new function for converting to unpacked mode.
[ruby-list:43954]
Wed Aug 29 10:46:37 2007 Yukihiro Matsumoto <matz@ruby-lang.org>
@ -761,6 +788,7 @@ Wed Aug 22 03:51:07 2007 Koichi Sasada <ko1@atdot.net>
Tue Aug 21 21:09:48 2007 Tanaka Akira <akr@fsij.org>
* lib/tmpdir.rb (Dir.mktmpdir): make directory suffix specifiable.
suggested by knu. [ruby-dev:31568]
Tue Aug 21 15:00:23 2007 Koichi Sasada <ko1@atdot.net>

Просмотреть файл

@ -192,6 +192,19 @@ rb_undef_alloc_func(VALUE klass)
rb_add_method(CLASS_OF(klass), ID_ALLOCATOR, 0, NOEX_UNDEF);
}
rb_alloc_func_t
rb_get_alloc_func(VALUE klass)
{
NODE *n;
Check_Type(klass, T_CLASS);
n = rb_method_node(CLASS_OF(klass), ID_ALLOCATOR);
if (!n) return 0;
if (nd_type(n) != NODE_METHOD) return 0;
n = n->nd_body;
if (nd_type(n) != NODE_CFUNC) return 0;
return n->nd_cfnc;
}
static NODE *
search_method(VALUE klass, ID id, VALUE *klassp)
{

Просмотреть файл

@ -219,8 +219,10 @@ void rb_remove_method(VALUE, const char*);
#define rb_disable_super(klass, name) ((void)0)
#define rb_enable_super(klass, name) ((void)0)
#define HAVE_RB_DEFINE_ALLOC_FUNC 1
void rb_define_alloc_func(VALUE, VALUE (*)(VALUE));
typedef VALUE (*rb_alloc_func_t)(VALUE);
void rb_define_alloc_func(VALUE, rb_alloc_func_t);
void rb_undef_alloc_func(VALUE);
rb_alloc_func_t rb_get_alloc_func(VALUE);
void rb_clear_cache(void);
void rb_clear_cache_by_class(VALUE);
void rb_alias(VALUE, ID, ID);
@ -356,6 +358,7 @@ void rb_write_error2(const char*, long);
/* marshal.c */
VALUE rb_marshal_dump(VALUE, VALUE);
VALUE rb_marshal_load(VALUE);
void rb_marshal_define_compat(VALUE newclass, VALUE oldclass, VALUE (*dumper)(VALUE), VALUE (*loader)(VALUE, VALUE));
/* numeric.c */
void rb_num_zerodiv(void);
VALUE rb_num_coerce_bin(VALUE, VALUE);

Просмотреть файл

@ -76,6 +76,7 @@ rb_call_inits()
Init_Struct();
Init_Regexp();
Init_pack();
Init_marshal();
Init_Range();
Init_IO();
Init_Dir();
@ -88,7 +89,6 @@ rb_call_inits()
Init_Binding();
Init_Math();
Init_GC();
Init_marshal();
Init_Enumerator();
Init_VM();
Init_ISeq();

145
marshal.c
Просмотреть файл

@ -82,12 +82,45 @@ static ID s_dump, s_load, s_mdump, s_mload;
static ID s_dump_data, s_load_data, s_alloc;
static ID s_getc, s_read, s_write, s_binmode;
typedef struct {
VALUE newclass;
VALUE oldclass;
VALUE (*dumper)(VALUE);
VALUE (*loader)(VALUE, VALUE);
} marshal_compat_t;
static st_table *compat_allocator_tbl;
void
rb_marshal_define_compat(VALUE newclass, VALUE oldclass, VALUE (*dumper)(VALUE), VALUE (*loader)(VALUE, VALUE))
{
marshal_compat_t *compat;
rb_alloc_func_t allocator = rb_get_alloc_func(newclass);
if (!allocator) {
rb_raise(rb_eTypeError, "no allocator");
}
compat = ALLOC(marshal_compat_t);
compat->newclass = Qnil;
compat->oldclass = Qnil;
rb_gc_register_address(&compat->newclass);
rb_gc_register_address(&compat->oldclass);
compat->newclass = newclass;
compat->oldclass = oldclass;
compat->dumper = dumper;
compat->loader = loader;
st_insert(compat_allocator_tbl, (st_data_t)allocator, (st_data_t)compat);
}
struct dump_arg {
VALUE obj;
VALUE str, dest;
st_table *symbols;
st_table *data;
int taint;
st_table *compat_tbl;
};
struct dump_call_arg {
@ -363,8 +396,13 @@ w_class(char type, VALUE obj, struct dump_arg *arg, int check)
{
volatile VALUE p;
char *path;
VALUE real_obj;
VALUE klass;
VALUE klass = CLASS_OF(obj);
if (st_lookup(arg->compat_tbl, (st_data_t)obj, (st_data_t*)&real_obj)) {
obj = real_obj;
}
klass = CLASS_OF(obj);
w_extended(klass, arg, check);
w_byte(type, arg);
p = class2path(rb_class_real(klass));
@ -459,6 +497,19 @@ w_object(VALUE obj, struct dump_arg *arg, int limit)
if (OBJ_TAINTED(obj)) arg->taint = Qtrue;
st_add_direct(arg->data, obj, arg->data->num_entries);
{
marshal_compat_t *compat;
rb_alloc_func_t allocator = rb_get_alloc_func(RBASIC(obj)->klass);
if (st_lookup(compat_allocator_tbl,
(st_data_t)allocator,
(st_data_t*)&compat)) {
VALUE real_obj = obj;
obj = compat->dumper(real_obj);
st_insert(arg->compat_tbl, (st_data_t)obj, (st_data_t)real_obj);
}
}
if (rb_respond_to(obj, s_mdump)) {
VALUE v;
@ -720,6 +771,7 @@ marshal_dump(int argc, VALUE *argv)
arg.symbols = st_init_numtable();
arg.data = st_init_numtable();
arg.taint = Qfalse;
arg.compat_tbl = st_init_numtable();
c_arg.obj = obj;
c_arg.arg = &arg;
c_arg.limit = limit;
@ -739,6 +791,7 @@ struct load_arg {
VALUE data;
VALUE proc;
int taint;
st_table *compat_tbl;
};
static VALUE r_entry(VALUE v, struct load_arg *arg);
@ -899,14 +952,41 @@ r_string(struct load_arg *arg)
static VALUE
r_entry(VALUE v, struct load_arg *arg)
{
rb_hash_aset(arg->data, INT2FIX(RHASH_SIZE(arg->data)), v);
if (arg->taint) OBJ_TAINT(v);
VALUE real_obj = Qundef;
if (st_lookup(arg->compat_tbl, v, (st_data_t*)&real_obj)) {
rb_hash_aset(arg->data, INT2FIX(RHASH_SIZE(arg->data)), real_obj);
}
else {
rb_hash_aset(arg->data, INT2FIX(RHASH_SIZE(arg->data)), v);
}
if (arg->taint) {
OBJ_TAINT(v);
if (real_obj != Qundef)
OBJ_TAINT(real_obj);
}
if (arg->proc) {
v = rb_funcall(arg->proc, rb_intern("call"), 1, v);
}
return v;
}
static VALUE
r_leave(VALUE v, struct load_arg *arg)
{
VALUE real_obj;
marshal_compat_t *compat;
if (st_lookup(arg->compat_tbl, v, &real_obj)) {
rb_alloc_func_t allocator = rb_get_alloc_func(CLASS_OF(real_obj));
st_data_t key = v;
if (st_lookup(compat_allocator_tbl, (st_data_t)allocator, (st_data_t*)&compat)) {
compat->loader(real_obj, v);
}
st_delete(arg->compat_tbl, &key, 0);
return real_obj;
}
return v;
}
static void
r_ivar(VALUE obj, struct load_arg *arg)
{
@ -944,6 +1024,26 @@ path2module(const char *path)
return v;
}
static VALUE
obj_alloc_by_path(const char *path, struct load_arg *arg)
{
VALUE klass;
marshal_compat_t *compat;
rb_alloc_func_t allocator;
klass = path2class(path);
allocator = rb_get_alloc_func(klass);
if (st_lookup(compat_allocator_tbl, (st_data_t)allocator, (st_data_t*)&compat)) {
VALUE real_obj = rb_obj_alloc(klass);
VALUE obj = rb_obj_alloc(compat->oldclass);
st_insert(arg->compat_tbl, (st_data_t)obj, (st_data_t)real_obj);
return obj;
}
return rb_obj_alloc(klass);
}
static VALUE
r_object0(struct load_arg *arg, int *ivp, VALUE extmod)
{
@ -1049,6 +1149,7 @@ r_object0(struct load_arg *arg, int *ivp, VALUE extmod)
}
v = rb_float_new(d);
v = r_entry(v, arg);
v = r_leave(v, arg);
}
break;
@ -1094,11 +1195,13 @@ r_object0(struct load_arg *arg, int *ivp, VALUE extmod)
}
v = rb_big_norm((VALUE)big);
v = r_entry(v, arg);
v = r_leave(v, arg);
}
break;
case TYPE_STRING:
v = r_entry(r_string(arg), arg);
v = r_leave(v, arg);
break;
case TYPE_REGEXP:
@ -1106,6 +1209,7 @@ r_object0(struct load_arg *arg, int *ivp, VALUE extmod)
volatile VALUE str = r_bytes(arg);
int options = r_byte(arg);
v = r_entry(rb_reg_new(str, options), arg);
v = r_leave(v, arg);
}
break;
@ -1118,6 +1222,7 @@ r_object0(struct load_arg *arg, int *ivp, VALUE extmod)
while (len--) {
rb_ary_push(v, r_object(arg));
}
v = r_leave(v, arg);
}
break;
@ -1136,12 +1241,14 @@ r_object0(struct load_arg *arg, int *ivp, VALUE extmod)
if (type == TYPE_HASH_DEF) {
RHASH(v)->ifnone = r_object(arg);
}
v = r_leave(v, arg);
}
break;
case TYPE_STRUCT:
{
VALUE klass, mem, values;
VALUE klass, mem;
volatile VALUE values;
volatile long i; /* gcc 2.7.2.3 -O2 bug?? */
long len;
ID slot;
@ -1150,12 +1257,14 @@ r_object0(struct load_arg *arg, int *ivp, VALUE extmod)
mem = rb_struct_s_members(klass);
len = r_long(arg);
values = rb_ary_new2(len);
for (i=0; i<len; i++) {
rb_ary_push(values, Qnil);
}
v = rb_struct_alloc(klass, values);
if (RARRAY_LEN(mem) != len) {
rb_raise(rb_eTypeError, "struct %s not compatible (struct size differs)",
rb_class2name(klass));
}
v = rb_obj_alloc(klass);
v = r_entry(v, arg);
values = rb_ary_new2(len);
for (i=0; i<len; i++) {
slot = r_symbol(arg);
@ -1165,8 +1274,10 @@ r_object0(struct load_arg *arg, int *ivp, VALUE extmod)
rb_id2name(slot),
rb_id2name(SYM2ID(RARRAY_PTR(mem)[i])));
}
rb_struct_aset(v, LONG2FIX(i), r_object(arg));
rb_ary_push(values, r_object(arg));
}
rb_obj_call_init(v, RARRAY_LEN(values), RARRAY_PTR(values));
v = r_leave(v, arg);
}
break;
@ -1186,6 +1297,7 @@ r_object0(struct load_arg *arg, int *ivp, VALUE extmod)
}
v = rb_funcall(klass, s_load, 1, data);
v = r_entry(v, arg);
v = r_leave(v, arg);
}
break;
@ -1208,19 +1320,19 @@ r_object0(struct load_arg *arg, int *ivp, VALUE extmod)
v = r_entry(v, arg);
data = r_object(arg);
rb_funcall(v, s_mload, 1, data);
v = r_leave(v, arg);
}
break;
case TYPE_OBJECT:
{
VALUE klass = path2class(r_unique(arg));
v = rb_obj_alloc(klass);
v = obj_alloc_by_path(r_unique(arg), arg);
if (TYPE(v) != T_OBJECT) {
rb_raise(rb_eArgError, "dump format error");
}
v = r_entry(v, arg);
r_ivar(v, arg);
v = r_leave(v, arg);
}
break;
@ -1248,6 +1360,7 @@ r_object0(struct load_arg *arg, int *ivp, VALUE extmod)
rb_class2name(klass));
}
rb_funcall(v, s_load_data, 1, r_object0(arg, 0, extmod));
v = r_leave(v, arg);
}
break;
@ -1257,6 +1370,7 @@ r_object0(struct load_arg *arg, int *ivp, VALUE extmod)
v = rb_path2class(RSTRING_PTR(str));
v = r_entry(v, arg);
v = r_leave(v, arg);
}
break;
@ -1266,6 +1380,7 @@ r_object0(struct load_arg *arg, int *ivp, VALUE extmod)
v = path2class(RSTRING_PTR(str));
v = r_entry(v, arg);
v = r_leave(v, arg);
}
break;
@ -1275,6 +1390,7 @@ r_object0(struct load_arg *arg, int *ivp, VALUE extmod)
v = path2module(RSTRING_PTR(str));
v = r_entry(v, arg);
v = r_leave(v, arg);
}
break;
@ -1347,6 +1463,7 @@ marshal_load(int argc, VALUE *argv)
}
arg.src = port;
arg.offset = 0;
arg.compat_tbl = st_init_numtable();
major = r_byte(&arg);
minor = r_byte(&arg);
@ -1426,6 +1543,8 @@ Init_marshal(void)
rb_define_const(rb_mMarshal, "MAJOR_VERSION", INT2FIX(MARSHAL_MAJOR));
rb_define_const(rb_mMarshal, "MINOR_VERSION", INT2FIX(MARSHAL_MINOR));
compat_allocator_tbl = st_init_numtable();
}
VALUE

136
range.c
Просмотреть файл

@ -15,8 +15,32 @@
VALUE rb_cRange;
static ID id_cmp, id_succ, id_beg, id_end, id_excl;
#define EXCL(r) RTEST(rb_ivar_get((r), id_excl))
#define SET_EXCL(r,v) rb_ivar_set((r), id_excl, (v) ? Qtrue : Qfalse)
#define RANGE_BEG(r) (RSTRUCT(r)->as.ary[0])
#define RANGE_END(r) (RSTRUCT(r)->as.ary[1])
#define RANGE_EXCL(r) (RSTRUCT(r)->as.ary[2])
#define EXCL(r) RTEST(RANGE_EXCL(r))
#define SET_EXCL(r,v) (RSTRUCT(r)->as.ary[2] = (v) ? Qtrue : Qfalse)
#define FL_INITIALIZED FL_USER3
static VALUE
range_alloc(VALUE klass)
{
long n;
NEWOBJ(r, struct RStruct);
OBJSETUP(r, klass, T_STRUCT);
n = 3;
RBASIC(r)->flags &= ~RSTRUCT_EMBED_LEN_MASK;
RBASIC(r)->flags |= n << RSTRUCT_EMBED_LEN_SHIFT;
rb_mem_clear(r->as.ary, n);
RBASIC(r)->flags &= ~FL_INITIALIZED;
return (VALUE)r;
}
static VALUE
range_failed(void)
@ -48,8 +72,8 @@ range_init(VALUE range, VALUE beg, VALUE end, int exclude_end)
}
SET_EXCL(range, exclude_end);
rb_ivar_set(range, id_beg, beg);
rb_ivar_set(range, id_end, end);
RSTRUCT(range)->as.ary[0] = beg;
RSTRUCT(range)->as.ary[1] = end;
}
VALUE
@ -77,9 +101,10 @@ range_initialize(int argc, VALUE *argv, VALUE range)
rb_scan_args(argc, argv, "21", &beg, &end, &flags);
/* Ranges are immutable, so that they should be initialized only once. */
if (rb_ivar_defined(range, id_beg)) {
if (RBASIC(range)->flags & FL_INITIALIZED) {
rb_name_error(rb_intern("initialize"), "`initialize' called twice");
}
RBASIC(range)->flags |= FL_INITIALIZED;
range_init(range, beg, end, RTEST(flags));
return Qnil;
}
@ -121,9 +146,9 @@ range_eq(VALUE range, VALUE obj)
if (!rb_obj_is_instance_of(obj, rb_obj_class(range)))
return Qfalse;
if (!rb_equal(rb_ivar_get(range, id_beg), rb_ivar_get(obj, id_beg)))
if (!rb_equal(RANGE_BEG(range), RANGE_BEG(obj)))
return Qfalse;
if (!rb_equal(rb_ivar_get(range, id_end), rb_ivar_get(obj, id_end)))
if (!rb_equal(RANGE_END(range), RANGE_END(obj)))
return Qfalse;
if (EXCL(range) != EXCL(obj))
@ -183,9 +208,9 @@ range_eql(VALUE range, VALUE obj)
if (!rb_obj_is_instance_of(obj, rb_obj_class(range)))
return Qfalse;
if (!rb_eql(rb_ivar_get(range, id_beg), rb_ivar_get(obj, id_beg)))
if (!rb_eql(RANGE_BEG(range), RANGE_BEG(obj)))
return Qfalse;
if (!rb_eql(rb_ivar_get(range, id_end), rb_ivar_get(obj, id_end)))
if (!rb_eql(RANGE_END(range), RANGE_END(obj)))
return Qfalse;
if (EXCL(range) != EXCL(obj))
@ -209,9 +234,9 @@ range_hash(VALUE range)
long hash = EXCL(range);
VALUE v;
v = rb_hash(rb_ivar_get(range, id_beg));
v = rb_hash(RANGE_BEG(range));
hash ^= v << 1;
v = rb_hash(rb_ivar_get(range, id_end));
v = rb_hash(RANGE_END(range));
hash ^= v << 9;
hash ^= EXCL(range) << 24;
@ -289,8 +314,8 @@ range_step(int argc, VALUE *argv, VALUE range)
RETURN_ENUMERATOR(range, argc, argv);
b = rb_ivar_get(range, id_beg);
e = rb_ivar_get(range, id_end);
b = RANGE_BEG(range);
e = RANGE_END(range);
if (rb_scan_args(argc, argv, "01", &step) == 0) {
step = INT2FIX(1);
}
@ -382,8 +407,8 @@ range_each(VALUE range)
RETURN_ENUMERATOR(range, 0, 0);
beg = rb_ivar_get(range, id_beg);
end = rb_ivar_get(range, id_end);
beg = RANGE_BEG(range);
end = RANGE_END(range);
if (!rb_respond_to(beg, id_succ)) {
rb_raise(rb_eTypeError, "can't iterate from %s",
@ -423,7 +448,7 @@ range_each(VALUE range)
static VALUE
range_first(VALUE range)
{
return rb_ivar_get(range, id_beg);
return RANGE_BEG(range);
}
@ -442,7 +467,7 @@ range_first(VALUE range)
static VALUE
range_last(VALUE range)
{
return rb_ivar_get(range, id_end);
return RANGE_END(range);
}
/*
@ -464,8 +489,8 @@ range_min(VALUE range)
return rb_call_super(0, 0);
}
else {
VALUE b = rb_ivar_get(range, id_beg);
VALUE e = rb_ivar_get(range, id_end);
VALUE b = RANGE_BEG(range);
VALUE e = RANGE_END(range);
int c = rb_cmpint(rb_funcall(b, id_cmp, 1, e), b, e);
if (c > 0 || (c == 0 && EXCL(range)))
@ -489,14 +514,14 @@ range_min(VALUE range)
static VALUE
range_max(VALUE range)
{
VALUE e = rb_ivar_get(range, id_end);
VALUE e = RANGE_END(range);
int ip = FIXNUM_P(e) || rb_obj_is_kind_of(e, rb_cInteger);
if (rb_block_given_p() || (EXCL(range) && !ip)) {
return rb_call_super(0, 0);
}
else {
VALUE b = rb_ivar_get(range, id_beg);
VALUE b = RANGE_BEG(range);
int c = rb_cmpint(rb_funcall(b, id_cmp, 1, e), b, e);
if (c > 0)
@ -519,8 +544,8 @@ rb_range_beg_len(VALUE range, long *begp, long *lenp, long len, int err)
long beg, end, excl;
if (rb_obj_is_kind_of(range, rb_cRange)) {
b = rb_ivar_get(range, id_beg);
e = rb_ivar_get(range, id_end);
b = RANGE_BEG(range);
e = RANGE_END(range);
excl = EXCL(range);
}
else {
@ -578,8 +603,8 @@ range_to_s(VALUE range)
{
VALUE str, str2;
str = rb_obj_as_string(rb_ivar_get(range, id_beg));
str2 = rb_obj_as_string(rb_ivar_get(range, id_end));
str = rb_obj_as_string(RANGE_BEG(range));
str2 = rb_obj_as_string(RANGE_END(range));
str = rb_str_dup(str);
rb_str_cat(str, "...", EXCL(range) ? 3 : 2);
rb_str_append(str, str2);
@ -616,8 +641,8 @@ range_inspect(VALUE range)
{
VALUE str, str2;
str = rb_inspect(rb_ivar_get(range, id_beg));
str2 = rb_inspect(rb_ivar_get(range, id_end));
str = rb_inspect(RANGE_BEG(range));
str2 = rb_inspect(RANGE_END(range));
str = rb_str_dup(str);
rb_str_cat(str, "...", EXCL(range) ? 3 : 2);
rb_str_append(str, str2);
@ -668,8 +693,8 @@ range_eqq(VALUE range, VALUE val)
static VALUE
range_include(VALUE range, VALUE val)
{
VALUE beg = rb_ivar_get(range, id_beg);
VALUE end = rb_ivar_get(range, id_end);
VALUE beg = RANGE_BEG(range);
VALUE end = RANGE_END(range);
int nv = FIXNUM_P(beg) || FIXNUM_P(end) ||
rb_obj_is_kind_of(beg, rb_cNumeric) ||
rb_obj_is_kind_of(end, rb_cNumeric);
@ -711,8 +736,8 @@ range_cover(VALUE range, VALUE val)
{
VALUE beg, end;
beg = rb_ivar_get(range, id_beg);
end = rb_ivar_get(range, id_end);
beg = RANGE_BEG(range);
end = RANGE_END(range);
if (r_le(beg, val)) {
if (EXCL(range)) {
if (r_lt(val, end))
@ -726,6 +751,33 @@ range_cover(VALUE range, VALUE val)
return Qfalse;
}
static VALUE
range_dumper(VALUE range)
{
VALUE v;
NEWOBJ(m, struct RObject);
OBJSETUP(m, rb_cObject, T_OBJECT);
v = (VALUE)m;
rb_ivar_set(v, id_excl, EXCL(range) ? Qtrue : Qfalse);
rb_ivar_set(v, id_beg, RANGE_BEG(range));
rb_ivar_set(v, id_end, RANGE_END(range));
return v;
}
static VALUE
range_loader(VALUE range, VALUE obj)
{
if (TYPE(obj) != T_OBJECT || RBASIC(obj)->klass != rb_cObject) {
rb_raise(rb_eTypeError, "not a dumped range object");
}
RSTRUCT(range)->as.ary[0] = rb_ivar_get(obj, id_beg);
RSTRUCT(range)->as.ary[1] = rb_ivar_get(obj, id_end);
SET_EXCL(range, RTEST(rb_ivar_get(obj, id_excl)));
return range;
}
/* A <code>Range</code> represents an interval---a set of values with a
* start and an end. Ranges may be constructed using the
@ -782,8 +834,25 @@ range_cover(VALUE range, VALUE val)
void
Init_Range(void)
{
VALUE members;
id_cmp = rb_intern("<=>");
id_succ = rb_intern("succ");
id_beg = rb_intern("begin");
id_end = rb_intern("end");
id_excl = rb_intern("excl");
rb_cRange = rb_define_class("Range", rb_cObject);
/* compatibility for rb_struct_members, etc. */
members = rb_ary_new3(3, ID2SYM(id_beg), ID2SYM(id_end), ID2SYM(id_excl));
OBJ_FREEZE(members);
rb_iv_set(rb_cRange, "__size__", INT2FIX(3));
rb_iv_set(rb_cRange, "__members__", members);
rb_define_alloc_func(rb_cRange, range_alloc);
rb_include_module(rb_cRange, rb_mEnumerable);
rb_marshal_define_compat(rb_cRange, rb_cObject, range_dumper, range_loader);
rb_define_method(rb_cRange, "initialize", range_initialize, -1);
rb_define_method(rb_cRange, "==", range_eq, 1);
rb_define_method(rb_cRange, "===", range_eqq, 1);
@ -807,9 +876,4 @@ Init_Range(void)
rb_define_method(rb_cRange, "include?", range_include, 1);
rb_define_method(rb_cRange, "cover?", range_cover, 1);
id_cmp = rb_intern("<=>");
id_succ = rb_intern("succ");
id_beg = rb_intern("begin");
id_end = rb_intern("end");
id_excl = rb_intern("excl");
}