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* include/ruby/oniguruma.h (OnigEncoding): removed auxiliary_data.

Browse source 
* include/ruby/encoding.h (ENC_DUMMY_P): moved dummy encoding flag to
  rb_encoding from Encoding instance.

* encoding.c (rb_encoding_list): list of Encoding instances.

* encoding.c (struct rb_encoding_entry): moved base encoding from
  instance variable.


git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@17875 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
This commit is contained in:
nobu 2008-07-04 11:44:05 +00:00
parent 75d3a3d0df
commit 28b216ac45
4 changed files with 118 additions and 107 deletions
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12
ChangeLog
View file

@ -1,3 +1,15 @@
Fri Jul 4 20:43:53 2008 Nobuyoshi Nakada <nobu@ruby-lang.org>
* include/ruby/oniguruma.h (OnigEncoding): removed auxiliary_data.
* include/ruby/encoding.h (ENC_DUMMY_P): moved dummy encoding flag to
rb_encoding from Encoding instance.
* encoding.c (rb_encoding_list): list of Encoding instances.
* encoding.c (struct rb_encoding_entry): moved base encoding from
instance variable.
Fri Jul 4 17:51:07 2008 NAKAMURA Usaku <usa@ruby-lang.org>
* numeric.c (check_uint, rb_num2uint, rb_fix2uint): proper check.

193
encoding.c
View file

@ -19,10 +19,12 @@
static ID id_encoding, id_base_encoding;
VALUE rb_cEncoding;
static VALUE rb_encoding_list;
struct rb_encoding_entry {
const char *name;
rb_encoding *enc;
rb_encoding *base;
};
static struct {
@ -49,36 +51,60 @@ enc_mark(void *ptr)
static VALUE
enc_new(rb_encoding *encoding)
{
VALUE enc = Data_Wrap_Struct(rb_cEncoding, enc_mark, 0, encoding);
encoding->auxiliary_data = (void *)enc;
return enc;
return Data_Wrap_Struct(rb_cEncoding, enc_mark, 0, encoding);
}
VALUE
rb_enc_from_encoding(rb_encoding *encoding)
{
VALUE list, enc;
int idx;
if (!encoding) return Qnil;
if (enc_initialized_p(encoding))
return ENC_FROM_ENCODING(encoding);
return enc_new(encoding);
idx = ENC_TO_ENCINDEX(encoding);
if (!(list = rb_encoding_list)) {
rb_bug("rb_enc_from_encoding(%d\"%s\"): no rb_encoding_list",
idx, rb_enc_name(encoding));
}
enc = rb_ary_entry(list, idx);
if (NIL_P(enc)) {
rb_bug("rb_enc_from_encoding(%d\"%s\"): not created yet",
idx, rb_enc_name(encoding));
}
return enc;
}
static int enc_autoload(rb_encoding *);
static int
check_encoding(rb_encoding *enc)
{
int index = rb_enc_to_index(enc);
if (rb_enc_from_index(index) != enc)
return -1;
if (enc_autoload_p(enc)) {
index = enc_autoload(enc);
}
return index;
}
static int
enc_check_encoding(VALUE obj)
{
int index;
rb_encoding *enc;
if (SPECIAL_CONST_P(obj) || BUILTIN_TYPE(obj) != T_DATA ||
RDATA(obj)->dmark != enc_mark) {
return -1;
}
enc = (rb_encoding*)RDATA(obj)->data;
index = rb_enc_to_index(enc);
if (rb_enc_from_index(index) != enc)
return -1;
if (enc_autoload_p(enc)) {
index = rb_enc_find_index(enc->name);
return check_encoding(RDATA(obj)->data);
}
static int
must_encoding(VALUE enc)
{
int index = enc_check_encoding(enc);
if (index < 0) {
rb_raise(rb_eTypeError, "wrong argument type %s (expected Encoding)",
rb_obj_classname(enc));
}
return index;
}
@ -116,13 +142,6 @@ rb_to_encoding(VALUE enc)
void
rb_gc_mark_encodings(void)
{
int i;
for (i = 0; i < enc_table.count; ++i) {
rb_encoding *enc = enc_table.list[i].enc;
if (enc && enc_initialized_p(enc)) {
rb_gc_mark(ENC_FROM_ENCODING(enc));
}
}
}
static int
@ -145,7 +164,7 @@ static int
enc_register_at(int index, const char *name, rb_encoding *encoding)
{
struct rb_encoding_entry *ent = &enc_table.list[index];
void *obj = ENC_UNINITIALIZED;
VALUE list;
if (!ent->name) {
ent->name = name = strdup(name);
@ -156,9 +175,6 @@ enc_register_at(int index, const char *name, rb_encoding *encoding)
if (!ent->enc) {
ent->enc = xmalloc(sizeof(rb_encoding));
}
else {
obj = ent->enc->auxiliary_data;
}
if (encoding) {
*ent->enc = *encoding;
}
@ -169,15 +185,10 @@ enc_register_at(int index, const char *name, rb_encoding *encoding)
encoding->name = name;
encoding->ruby_encoding_index = index;
st_insert(enc_table.names, (st_data_t)name, (st_data_t)index);
if (obj != ENC_UNINITIALIZED) {
encoding->auxiliary_data = obj;
}
else if (rb_cEncoding) {
list = rb_encoding_list;
if (list && NIL_P(rb_ary_entry(list, index))) {
/* initialize encoding data */
enc_new(encoding);
}
else {
encoding->auxiliary_data = ENC_UNINITIALIZED;
rb_ary_store(list, index, enc_new(encoding));
}
return index;
}
@ -205,9 +216,7 @@ rb_enc_register(const char *name, rb_encoding *encoding)
if (STRCASECMP(name, rb_enc_name(oldenc))) {
index = enc_register(name, encoding);
}
else if (!enc_autoload_p(oldenc) ||
(enc_initialized_p(oldenc) &&
!ENC_DUMMY_P(ENC_FROM_ENCODING(oldenc)))) {
else if (enc_autoload_p(oldenc) || !ENC_DUMMY_P(oldenc)) {
enc_register_at(index, name, encoding);
}
else {
@ -239,12 +248,12 @@ enc_check_duplication(const char *name)
}
}
static VALUE
static rb_encoding*
set_base_encoding(int index, rb_encoding *base)
{
VALUE enc = rb_enc_from_encoding(enc_table.list[index].enc);
rb_encoding *enc = enc_table.list[index].enc;
rb_ivar_set(enc, id_base_encoding, rb_enc_from_encoding(base));
enc_table.list[index].base = base;
if (rb_enc_dummy_p(base)) ENC_SET_DUMMY(enc);
return enc;
}
@ -293,7 +302,7 @@ int
rb_define_dummy_encoding(const char *name)
{
int index = rb_enc_replicate(name, rb_ascii8bit_encoding());
VALUE enc = rb_enc_from_encoding(enc_table.list[index].enc);
rb_encoding *enc = enc_table.list[index].enc;
ENC_SET_DUMMY(enc);
return index;
@ -304,7 +313,7 @@ rb_encdb_dummy(const char *name)
{
int index = enc_replicate(rb_enc_registered(name), name,
rb_ascii8bit_encoding());
VALUE enc = rb_enc_from_encoding(enc_table.list[index].enc);
rb_encoding *enc = enc_table.list[index].enc;
ENC_SET_DUMMY(enc);
return index;
@ -326,7 +335,7 @@ rb_encdb_dummy(const char *name)
static VALUE
enc_dummy_p(VALUE enc)
{
return ENC_DUMMY_P(enc) ? Qtrue : Qfalse;
return ENC_DUMMY_P(enc_table.list[must_encoding(enc)].enc) ? Qtrue : Qfalse;
}
static int
@ -448,32 +457,43 @@ load_encoding(const char *name)
return idx;
}
static int
enc_autoload(rb_encoding *enc)
{
int i;
rb_encoding *base = enc_table.list[ENC_TO_ENCINDEX(enc)].base;
if (base) {
i = 0;
do {
if (i >= enc_table.count) return -1;
} while (enc_table.list[i].enc != base && (++i, 1));
if (enc_autoload_p(base)) {
if (enc_autoload(base) < 0) return -1;
}
i = ENC_TO_ENCINDEX(enc);
enc_register_at(i, rb_enc_name(enc), base);
}
else {
i = load_encoding(rb_enc_name(enc));
}
return i;
}
int
rb_enc_find_index(const char *name)
{
int i = rb_enc_registered(name), b;
int i = rb_enc_registered(name);
rb_encoding *enc;
VALUE base;
if (i < 0) {
i = load_encoding(name);
}
else if (enc_autoload_p(enc = rb_enc_from_index(i))) {
if (enc_initialized_p(enc) &&
(base = enc_base_encoding(ENC_FROM_ENCODING(enc)), !NIL_P(base))) {
if ((b = enc_check_encoding(base)) < 0) {
goto failed;
}
enc_register_at(i, rb_enc_name(enc), rb_enc_from_index(b));
}
else {
i = load_encoding(rb_enc_name(enc));
if (i < 0) {
failed:
rb_warn("failed to load encoding (%s); use ASCII-8BIT instead",
name);
return 0;
}
if (enc_autoload(enc) < 0) {
rb_warn("failed to load encoding (%s); use ASCII-8BIT instead",
name);
return 0;
}
}
return i;
@ -503,33 +523,6 @@ enc_capable(VALUE obj)
}
}
#if 0
static void
enc_check_capable(VALUE x)
{
if (!enc_capable(x)) {
const char *etype;
if (NIL_P(x)) {
etype = "nil";
}
else if (FIXNUM_P(x)) {
etype = "Fixnum";
}
else if (SYMBOL_P(x)) {
etype = "Symbol";
}
else if (rb_special_const_p(x)) {
etype = RSTRING_PTR(rb_obj_as_string(x));
}
else {
etype = rb_obj_classname(x);
}
rb_raise(rb_eTypeError, "wrong argument type %s (not encode capable)", etype);
}
}
#endif
ID
rb_id_encoding(void)
{
@ -777,7 +770,7 @@ enc_inspect(VALUE self)
{
VALUE str = rb_sprintf("#<%s:%s%s>", rb_obj_classname(self),
rb_enc_name((rb_encoding*)DATA_PTR(self)),
(ENC_DUMMY_P(self) ? " (dummy)" : ""));
(enc_dummy_p(self) ? " (dummy)" : ""));
ENCODING_CODERANGE_SET(str, rb_usascii_encindex(), ENC_CODERANGE_7BIT);
return str;
}
@ -799,7 +792,9 @@ enc_name(VALUE self)
static VALUE
enc_base_encoding(VALUE self)
{
return rb_attr_get(self, id_base_encoding);
rb_encoding *base = enc_table.list[must_encoding(self)].base;
if (!base) return Qnil;
return ENC_FROM_ENCODING(base);
}
/*
@ -823,14 +818,8 @@ enc_base_encoding(VALUE self)
static VALUE
enc_list(VALUE klass)
{
VALUE ary = rb_ary_new2(enc_table.count);
int i;
for (i = 0; i < enc_table.count; ++i) {
rb_encoding *enc = enc_table.list[i].enc;
if (enc) {
rb_ary_push(ary, rb_enc_from_encoding(enc));
}
}
VALUE ary = rb_ary_new2(0);
rb_ary_replace(ary, rb_encoding_list);
return ary;
}
@ -1183,6 +1172,8 @@ void
Init_Encoding(void)
{
#undef rb_intern
VALUE list;
int i;
id_base_encoding = rb_intern("#base_encoding");
@ -1204,6 +1195,14 @@ Init_Encoding(void)
rb_define_singleton_method(rb_cEncoding, "default_external", get_default_external, 0);
rb_define_singleton_method(rb_cEncoding, "locale_charmap", rb_locale_charmap, 0);
rb_gc_register_address(&rb_encoding_list);
list = rb_ary_new2(enc_table.count);
RBASIC(list)->klass = 0;
rb_encoding_list = list;
for (i = 0; i < enc_table.count; ++i) {
rb_ary_push(list, enc_new(enc_table.list[i].enc));
}
}
/* locale insensitive functions */

19
include/ruby/encoding.h
View file

@ -70,7 +70,7 @@ typedef OnigEncodingType rb_encoding;
int rb_enc_replicate(const char *, rb_encoding *);
int rb_define_dummy_encoding(const char *);
#define rb_enc_to_index(enc) ((enc) ? ((enc)->ruby_encoding_index) : 0)
#define rb_enc_to_index(enc) ((enc) ? ENC_TO_ENCINDEX(enc) : 0)
int rb_enc_get_index(VALUE obj);
void rb_enc_set_index(VALUE obj, int encindex);
int rb_enc_find_index(const char *name);
@ -176,20 +176,21 @@ VALUE rb_locale_charmap(VALUE klass);
long rb_memsearch(const void*,long,const void*,long,rb_encoding*);
RUBY_EXTERN VALUE rb_cEncoding;
#define enc_initialized_p(enc) ((enc)->ruby_encoding_index != ENC_UNINITIALIZED)
#define ENC_DUMMY_FLAG (1<<24)
#define ENC_INDEX_MASK (~(~0U<<24))
#define ENC_UNINITIALIZED (&rb_cEncoding)
#define enc_initialized_p(enc) ((enc)->auxiliary_data != &rb_cEncoding)
#define ENC_FROM_ENCODING(enc) ((VALUE)(enc)->auxiliary_data)
#define ENC_TO_ENCINDEX(enc) ((enc)->ruby_encoding_index & ENC_INDEX_MASK)
#define ENC_FROM_ENCINDEX(idx) (RARRAY_PTR(rb_encoding_list)[idx])
#define ENC_FROM_ENCODING(enc) ENC_FROM_ENCINDEX(ENC_TO_ENCINDEX(enc))
#define ENC_DUMMY_FLAG FL_USER2
#define ENC_DUMMY_P(enc) (RBASIC(enc)->flags & ENC_DUMMY_FLAG)
#define ENC_SET_DUMMY(enc) (RBASIC(enc)->flags |= ENC_DUMMY_FLAG)
#define ENC_DUMMY_P(enc) ((enc)->ruby_encoding_index & ENC_DUMMY_FLAG)
#define ENC_SET_DUMMY(enc) ((enc)->ruby_encoding_index |= ENC_DUMMY_FLAG)
static inline int
rb_enc_dummy_p(rb_encoding *enc)
{
if (!enc_initialized_p(enc)) return Qfalse;
return ENC_DUMMY_P(ENC_FROM_ENCODING(enc));
return ENC_DUMMY_P(enc) != 0;
}
VALUE rb_str_transcode(VALUE str, VALUE to);

1
include/ruby/oniguruma.h
View file

@ -166,7 +166,6 @@ typedef struct OnigEncodingTypeST {
int (*get_ctype_code_range)(OnigCtype ctype, OnigCodePoint* sb_out, const OnigCodePoint* ranges[], struct OnigEncodingTypeST* enc);
OnigUChar* (*left_adjust_char_head)(const OnigUChar* start, const OnigUChar* p, struct OnigEncodingTypeST* enc);
int (*is_allowed_reverse_match)(const OnigUChar* p, const OnigUChar* end, struct OnigEncodingTypeST* enc);
void *auxiliary_data;
int ruby_encoding_index;
} OnigEncodingType;