matz
b121e47b44
* string.c (rb_str_squeeze_bang): specialized for 7bit characters in
...
ASCII compatible strings.
* string.c (rb_str_count): ditto.
* string.c (tr_trans): preserve 7bit/valid coderange flag.
* string.c (rb_str_squeeze_bang): preserve previous coderange value.
* string.c (rb_str_lstrip_bang): ditto.
* string.c (rb_str_rstrip_bang): ditto.
* encoding.c (rb_default_external_encoding): preserve
default_external_encoding in a static variable.
* string.c (single_byte_optimizable): check coderange first, to
reduce number of calling rb_enc_from_index().
git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@19364 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
2008-09-15 14:40:00 +00:00
naruse
0791d297dd
* encoding.c (RUBY_MAX_CHAR_LEN): defined.
...
* encoding.c (str_cat_char): use RUBY_MAX_CHAR_LEN.
git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@19358 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
2008-09-15 05:36:15 +00:00
akr
19416601a0
* include/ruby/oniguruma.h (OnigEncodingTypeST): add end argument for
...
left_adjust_char_head.
(ONIGENC_LEFT_ADJUST_CHAR_HEAD): add end argument.
(onigenc_get_left_adjust_char_head): ditto.
* include/ruby/encoding.h (rb_enc_left_char_head): add end argument.
* regenc.h (onigenc_single_byte_left_adjust_char_head): ditto.
* regenc.c (onigenc_get_right_adjust_char_head): follow the interface
change.
(onigenc_get_right_adjust_char_head_with_prev): ditto.
(onigenc_get_prev_char_head): ditto.
(onigenc_step_back): ditto.
(onigenc_get_left_adjust_char_head): ditto.
(onigenc_single_byte_code_to_mbc): ditto.
* re.c: ditto.
* string.c: ditto.
* io.c: ditto.
* regexec.c: ditto.
* enc/euc_jp.c: ditto.
* enc/cp949.c: ditto.
* enc/shift_jis.c: ditto.
* enc/gbk.c: ditto.
* enc/big5.c: ditto.
* enc/euc_tw.c: ditto.
* enc/euc_kr.c: ditto.
* enc/emacs_mule.c: ditto.
* enc/gb18030.c: ditto.
* enc/utf_8.c: ditto.
* enc/utf_16le.c: ditto.
* enc/utf_16be.c: ditto.
* enc/utf_32le.c: ditto.
* enc/utf_32be.c: ditto.
git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@19334 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
2008-09-13 19:23:52 +00:00
akr
a953d28e3c
* include/ruby/oniguruma.h (onigenc_get_prev_char_head): add end
...
argument.
* include/ruby/encoding.h (rb_enc_prev_char): ditto.
* regenc.c (onigenc_get_prev_char_head): add end argument.
* regparse.c: follow the interface change.
* regexec.c: ditto.
* string.c: ditto.
* parse.y: ditto.
git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@19332 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
2008-09-13 18:22:04 +00:00
akr
c965010582
* include/ruby/oniguruma.h (onigenc_get_right_adjust_char_head): add
...
end argument.
* include/ruby/encoding.h (rb_enc_right_char_head): add end argument.
* regenc.c (onigenc_get_right_adjust_char_head): use end argument.
* re.c (rb_reg_adjust_startpos): follow the interface change.
* string.c (rb_str_index): ditto.
* regexec.c (backward_search_range): ditto.
(onig_search): ditto.
git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@19330 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
2008-09-13 16:40:31 +00:00
naruse
d51b061565
* include/ruby/oniguruma.h (OnigCodePoint): unsigned long to unsigned int.
...
* include/ruby/encoding.h (rb_enc_codepoint): ditto.
* encoding.c (rb_enc_codepoint): signed int to unsigned int.
* encoding.c (rb_enc_ascget): ditto.
* string.c (rb_str_casecmp): ditto.
* string.c (enc_succ_alnum_char): ditto.
* string.c (rb_str_inspect): ditto.
* string.c (rb_str_upcase_bang): ditto.
* string.c (rb_str_downcase_bang): ditto.
* string.c (rb_str_capitalize_bang): ditto.
* string.c (rb_str_swapcase_bang): ditto.
* string.c (struct tr): ditto.
* string.c (trnext): ditto.
* string.c (tr_trans): ditto.
* string.c (tr_setup_table): ditto.
* string.c (tr_find): ditto.
* string.c (rb_str_delete_bang): ditto.
* string.c (rb_str_squeeze_bang): ditto.
* string.c (rb_str_count): ditto.
* string.c (rb_str_split_m): ditto.
* string.c (rb_str_each_line): ditto.
* string.c (rb_str_lstrip_bang): ditto.
* string.c (rb_str_rstrip_bang): ditto.
* string.c (rb_str_intern): ditto.
* dir.c (char_casecmp): ditto.
* sprintf.c (rb_str_format): ditto.
* enc/emacs_mule.c (mbc_to_code): to be 32bit clean.
* enc/emacs_mule.c (code_to_mbc): ditto.
* enc/gb18030.c (mbc_to_code): ditto.
* enc/gb18030.c (code_to_mbc): ditto.
git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@19295 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
2008-09-11 10:34:59 +00:00
kazu
6bf5c34cf2
* configure.in: Mac OS X's crypt(2) is broken with invalid salt.
...
[ruby-dev:35899]
* string.c (rb_str_crypt): ditto.
git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@19213 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
2008-09-07 08:57:53 +00:00
matz
31b6ea65bb
* include/ruby/ruby.h (DBL2NUM): renamed from DOUBLE2NUM.
...
a patch from Tadashi Saito <shiba at mail2.accsnet.ne.jp>
in [ruby-dev:36102].
git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@19160 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
2008-09-05 18:24:21 +00:00
naruse
56c3432476
* string.c (rb_str_index_m): only regexp uses byte offset.
...
* string.c (rb_str_rindex_m): ditto.
git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@18919 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
2008-08-29 09:22:17 +00:00
naruse
7fc16c2377
* encoding.c (rb_enc_compatible): ASCII compatible string and US-ASCII
...
regexp is compatible. [ruby-dev:36033]
* string.c (rb_str_index_m): second argument is position of character.
by usa. [ruby-dev:36033]
* string.c (rb_str_rindex_m): ditto.
git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@18916 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
2008-08-29 02:20:23 +00:00
mame
c543447ee0
* string.c (rb_str_shared_replace): remove corrupt noembed string
...
which causes SEGV. [ruby-dev:35989]
git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@18900 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
2008-08-28 14:40:53 +00:00
nobu
5f9c188d97
* include/ruby/ruby.h (rb_intern_const): tiny optimization.
...
git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@18653 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
2008-08-16 00:20:31 +00:00
nobu
a98587c0fd
* string.c (rb_str_drop_bytes): use memmove.
...
git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@18645 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
2008-08-15 10:34:06 +00:00
nobu
3622cd196c
* configure.in (rb_cv_gcc_function_alias): checks alias attribute.
...
* string.c (alias_func): replaced with RUBY_ALIAS_FUNCTION.
git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@18589 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
2008-08-13 15:43:55 +00:00
kouji
cdc2278f89
* string.c (alias_func): changed to 'weak, alias' from 'alias' for
...
Mac OSX. (closes #429 )
git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@18585 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
2008-08-13 14:09:48 +00:00
shugo
f433d710d0
* object.c (rb_obj_untrusted): new method Object#untrusted?.
...
(rb_obj_untrust): new method Object#untrust.
(rb_obj_trust): new method Object#trust.
* array.c, debug.c, time.c, include/ruby/ruby.h, re.c, variable.c,
string.c, io.c, dir.c, vm_method.c, struct.c, class.c, hash.c,
ruby.c, marshal.c: fixes for Object#untrusted?.
* test/ruby/test_module.rb, test/ruby/test_array.rb,
test/ruby/test_object.rb, test/ruby/test_string.rb,
test/ruby/test_marshal.rb, test/ruby/test_hash.rb: added tests for
Object#untrusted?.
git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@18568 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
2008-08-13 07:25:05 +00:00
knu
0d242ac61a
* string.c: Apply a temporary fix to fix build on OS X. A real
...
fix will follow later.
git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@18565 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
2008-08-13 06:53:24 +00:00
naruse
85c41f4fbc
* error.c (rb_eEncCompatError): add Exception.
...
* include/ruby/ruby.h: ditto.
* encoding.c (rb_enc_check): use rb_eEncCompatError.
* string.c (rb_enc_cr_str_buf_cat): ditto.
* string.c (rb_str_sub_bang): ditto.
* string.c (rb_str_hex): ditto.
* string.c (rb_str_oct): ditto.
git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@18546 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
2008-08-12 18:17:05 +00:00
akr
c523f6f15e
* string.c (rb_str_splice_0): call rb_str_drop_bytes, not rb_str_drop.
...
git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@18543 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
2008-08-12 14:16:43 +00:00
nobu
f65719e5c6
* string.c (rb_str_drop_bytes): new function to drop first bytes.
...
git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@18541 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
2008-08-12 10:08:48 +00:00
nobu
26bc383ef8
* string.c (rb_str_drop): new function to drop first bytes.
...
git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@18540 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
2008-08-12 10:07:08 +00:00
nobu
456dc8bcee
* include/ruby/intern.h (rb_str_new2, rb_tainted_str_new2,
...
rb_usascii_str_new2): use with-length versions with strlen to
optimize strlen, if optimized.
git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@18537 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
2008-08-12 09:56:55 +00:00
nobu
e2159ba730
* string.c (rb_str_intern): constified.
...
git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@18521 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
2008-08-12 07:03:23 +00:00
matz
71553b91f6
* string.c (rb_str_intern): should check symbol table overflow.
...
git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@18519 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
2008-08-12 06:39:08 +00:00
nobu
3916eb783c
* marshal.c (dump_ensure), process.c (run_exec_dup2),
...
string.c (rb_str_replace), transcode.c (transcode_dispatch): fixed
memory leaks. based on patches from shinichiro.h <shinichiro.hamaji
AT gmail.com> at [ruby-dev:35751].
git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@18341 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
2008-08-04 05:08:57 +00:00
nobu
351fbaf0f7
* string.c (rb_str_shared_replace): fixed memory leak. a patch from
...
shinichiro.h <shinichiro.hamaji AT gmail.com> at [ruby-dev:35742]
git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@18322 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
2008-08-03 01:41:56 +00:00
mame
52bb9bb2d4
* string.c (sym_inspect): remove dead code.
...
git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@18268 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
2008-07-30 13:07:16 +00:00
nobu
70b317b9da
* include/ruby/intern.h, sprintf.c (rb_str_catf, rb_str_vcatf): new
...
functions. [ruby-dev:35597]
* string.c (rb_str_capacity): new function to return the capacity.
git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@18156 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
2008-07-22 07:48:00 +00:00
nobu
5ffd0cc80f
* include/ruby/intern.h (rb_str_buf_new2): optimization for literals.
...
* string.c (str_buf_cat): returns VALUE.
git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@18148 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
2008-07-21 19:26:18 +00:00
nobu
c62db0676b
* include/ruby/intern.h (rb_str_buf_cat2, rb_str_cat2): optimization
...
for literals.
git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@18146 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
2008-07-21 17:51:49 +00:00
nobu
6e0b5f40cc
* string.c (rb_str_succ): alphabets or numerics mutually enclosing
...
non-alphanumeric characters can carry up. e.g., "1.999".succ should
be "2.000".
git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@17963 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
2008-07-08 16:38:40 +00:00
nobu
f10c88827e
* string.c (rb_str_succ): limit carrying in an alphanumeric region if
...
exists. [ruby-dev:35094]
git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@17945 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
2008-07-07 15:23:01 +00:00
akr
2950c7a919
* string.c (rb_str_format_m): make tmp volatile to avoid possible GC
...
problem.
git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@17719 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
2008-06-29 14:03:38 +00:00
akr
340cd503a7
* include/ruby/ruby.h (struct RRegexp): new field usecnt. replace
...
str and len by src.
* gc.c (gc_mark_children): mark src field of regexp.
(obj_free): don't free str field.
* re.c (REG_BUSY): removed.
(rb_reg_initialize): prohibit re-initialize regexp.
(rb_reg_search): use usecnt to prevent freeing regexp currently
using. this prevents SEGV by:
r = /\A((a.)*(a.)*)*b/
r =~ "ab" + "\xc2\xa1".force_encoding("euc-jp")
t = Thread.new { r =~ "ab"*8 + "\xc2\xa1".force_encoding("utf-8")}
sleep 0.2
r =~ "ab"*8 + "\xc2\xa1".force_encoding("euc-jp")
git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@17635 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
2008-06-28 12:25:45 +00:00
nobu
2983df49d5
* include/ruby/intern.h (rb_str_new2, rb_tainted_str_new2,
...
rb_usascii_str_new2): use with-length versions with strlen to
optimize strlen.
git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@17598 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
2008-06-27 04:18:54 +00:00
mame
478d1da7fa
* string.c (rb_str_index_m, rb_str_rindex_m, rb_str_include): fix
...
rdoc.
git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@17585 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
2008-06-26 14:58:59 +00:00
nobu
e1a45b10b6
* array.c (rb_ary_store, rb_ary_splice): not depend on unspecified
...
behavior at integer overflow.
* string.c (str_buf_cat): ditto.
git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@17472 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
2008-06-20 06:42:07 +00:00
matz
6b33d77c4b
* string.c (rb_str_sub_bang): should preserve replacement points
...
since they may be altered in the yielded block.
git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@17466 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
2008-06-20 03:14:23 +00:00
akr
04739ba617
* string.c (rb_memhash): randomize hash to avoid algorithmic
...
complexity attacks.
(rb_str_hash): use rb_memhash.
* include/ruby/intern.h (rb_reset_random_seed): declared.
* thread.c (rb_thread_atfork): call rb_reset_random_seed.
* inits.c (rb_call_inits): call Init_RandomSeed at first.
* random.c (seed_initialized): defined.
(fill_random_seed): extracted from random_seed.
(make_seed_value): extracted from random_seed.
(rb_f_rand): initialize random seed at first.
(initial_seed): defined.
(Init_RandomSeed): defined.
(Init_RandomSeed2): defined.
(rb_reset_random_seed): defined.
(Init_Random): call Init_RandomSeed2.
git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@17465 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
2008-06-20 02:46:17 +00:00
shyouhei
3af6dda231
* array.c (ary_new, rb_ary_initialize, rb_ary_store,
...
rb_ary_aplice, rb_ary_times): integer overflows should be
checked. based on patches from Drew Yao <ayao at apple.com>
fixed CVE-2008-2726
* string.c (rb_str_buf_append): fixed unsafe use of alloca,
which led memory corruption. based on a patch from Drew Yao
<ayao at apple.com> fixed CVE-2008-2726
* sprintf.c (rb_str_format): backported from trunk.
* intern.h: ditto.
git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@17460 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
2008-06-19 23:12:46 +00:00
matz
5336cbdfd3
* string.c (str_gsub): should preserve last successful match
...
data. [ruby-dev:35182]
git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@17447 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
2008-06-19 17:11:55 +00:00
matz
c3ab4a4b1b
* string.c (str_alloc): specify 'inline' modifier.
...
* string.c (str_alloc): remove cSymbol hack that no longer
necessary.
* string.c (scan_once): avoid retrieving encoding info unless
necessary.
git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@17427 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
2008-06-19 08:39:03 +00:00
matz
768380583a
* string.c (rb_str_scan): String#scan should preserve last
...
successful match data. [ruby-dev:35106]
git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@17426 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
2008-06-19 08:25:50 +00:00
matz
53f0a8ade1
* io.c (read_all): should use io_read_encoding(), not
...
io_input_encoding().
* io.c (rb_io_getline_1): reduce calling of io_read_encoding().
* string.c (rb_str_scan): need not to restore $~ value, so avoid
pinning match object.
git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@17104 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
2008-06-11 23:52:20 +00:00
nobu
5a647a3f5f
* include/ruby/ruby.h (CONST_ID): constant ID cache for non-gcc.
...
* *.c: no cache in init functions.
git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@17053 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
2008-06-09 09:25:32 +00:00
ko1
72ba13aa8e
* array.c, bignum.c, cont.c, dir.c, dln.c, encoding.c, enumerator.c,
...
enumerator.c (enumerator_allocate), eval_jump.c, file.c, hash.c,
io.c, load.c, pack.c, proc.c, random.c, re.c, ruby.c, st.c,
string.c, thread.c, thread_pthread.c, time.c, util.c, variable.c,
vm.c, gc.c:
allocated memory objects by xmalloc (ruby_xmalloc) should be
freed by xfree (ruby_xfree).
* ext/curses/curses.c, ext/dbm/dbm.c, ext/digest/digest.c,
ext/gdbm/gdbm.c, ext/json/ext/parser/parser.c,
ext/json/ext/parser/unicode.c, ext/openssl/ossl_cipher.c,
ext/openssl/ossl_hmac.c, ext/openssl/ossl_pkey_ec.c,
ext/sdbm/init.c, ext/strscan/strscan.c, ext/zlib/zlib.c:
ditto.
git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@17017 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
2008-06-08 10:01:40 +00:00
ko1
9eec758a1e
* string.c (hash): should be "static".
...
git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@16822 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
2008-06-04 23:13:27 +00:00
nobu
075530a685
* suppress warnings with -Wwrite-string.
...
git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@16716 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
2008-05-31 09:28:20 +00:00
naruse
102f94455c
* string.c (rb_usascii_str_new): use rb_str_new.
...
* string.c (rb_enc_str_new): ditto.
* string.c (rb_usascii_str_new2): use rb_str_new2.
git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@16500 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
2008-05-20 22:48:49 +00:00
matz
8405033139
* string.c (rb_enc_strlen_cr): need to set ENC_CODERANGE_7BIT if
...
search_nonascii() fails. [ruby-dev:34751]
* string.c (rb_str_reverse): preserve coderange info if the
receiver is 7bit string.
* string.c (rb_str_reverse_bang): ditto.
* string.c (rb_str_reverse_bang): should have called
single_byte_optimizable before rb_str_modify() that clears
coderange info.
* string.c (tr_trans): handle single bytes more eagerly.
git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@16492 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
2008-05-20 07:59:33 +00:00