* marshal.c (has_encoding): added for check the regexp

is dumped by 1.8 or 1.9.

* marshal.c (r_object0): use has_encoding.

git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@25303 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
This commit is contained in:
naruse 2009-10-11 18:49:41 +00:00
Родитель 334241e3ed
Коммит 8ab0220352
3 изменённых файлов: 51 добавлений и 15 удалений

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@ -1,3 +1,10 @@
Mon Oct 12 03:47:42 2009 NARUSE, Yui <naruse@ruby-lang.org>
* marshal.c (has_encoding): added for check the regexp
is dumped by 1.8 or 1.9.
* marshal.c (r_object0): use has_encoding.
Sun Oct 11 15:54:52 2009 Nobuyoshi Nakada <nobu@ruby-lang.org>
* ext/gdbm/gdbm.c (fgdbm_select): fixed rdoc. a patch from Justin

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@ -1304,6 +1304,35 @@ obj_alloc_by_path(VALUE path, struct load_arg *arg)
#define div0(x) ruby_div0(x)
static int
has_encoding(struct load_arg *arg)
{
int res = FALSE;
long offset = arg->offset;
r_long(arg);
switch (r_byte(arg)) {
case ':':
switch (r_byte(arg)) {
case 6:
if (r_byte(arg) == 'E') res = TRUE;
break;
case 13:
if (r_byte(arg) == 'e') res = TRUE;
break;
}
break;
case ';':
{
ID id = r_symlink(arg);
if (id == rb_intern("E") || id == rb_id_encoding())
res = TRUE;
}
break;
}
arg->offset = offset;
return res;
}
static VALUE
r_object0(struct load_arg *arg, int *ivp, VALUE extmod)
{
@ -1474,21 +1503,17 @@ r_object0(struct load_arg *arg, int *ivp, VALUE extmod)
{
volatile VALUE str = r_bytes(arg);
int options = r_byte(arg);
VALUE args[2];
args[0] = str;
args[1] = INT2FIX(options);
v = r_entry(rb_obj_alloc(rb_cRegexp), arg);
if (ivp) {
r_ivar(v, arg);
*ivp = FALSE;
if (!ivp || !has_encoding(arg)) {
VALUE pat;
VALUE dst;
char *rsrc =
"(?<!\\\\)((?:\\\\\\\\)*)\\\\([ghijklmopquyEFHIJKLNOPQRSTUVXY])";
pat = rb_reg_new(rsrc, strlen(rsrc), 0);
dst = rb_usascii_str_new_cstr("\\1\\2");
rb_funcall(str, rb_intern("gsub!"), 2, pat, dst);
}
if (rb_enc_get_index(v) != rb_usascii_encindex())
rb_enc_copy(str, v);
if (rb_enc_get_index(str) != rb_utf8_encindex()) {
#define f_gsub_bang(x,y,z) rb_funcall(x, rb_intern("gsub!"), 2, y, z)
f_gsub_bang(str, rb_reg_new("\\\\u", 3, 0), rb_usascii_str_new_cstr("u"));
}
rb_obj_call_init(v, 2, args);
v = r_entry(rb_reg_new_str(str, options), arg);
v = r_leave(v, arg);
}
break;

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@ -206,11 +206,15 @@ class TestMarshal < Test::Unit::TestCase
end
def test_regexp
assert_equal(/\\u/, Marshal.load("\004\b/\b\\\\u\000"))
assert_equal(/u/, Marshal.load("\004\b/\a\\u\000"))
assert_equal(/u/, Marshal.load("\004\bI/\a\\u\000\006:\016@encoding\"\vEUC-JP"))
bug2109 = '[ruby-core:25625]'
a = "\x82\xa0".force_encoding(Encoding::Windows_31J)
b = "\x82\xa2".force_encoding(Encoding::Windows_31J)
c = [/#{a}/, /#{b}/]
assert_equal(c, Marshal.load(Marshal.dump(c)))
assert_equal(c, Marshal.load(Marshal.dump(c)), bug2109)
end
class DumpTest