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2012-04-24* hash.c, object.c, struct.c, lib/ostruct.rb: add to_h methods.nobu
[Feature #6276] git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@35452 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
2012-04-18Revert r35339-35343 because of no tests.naruse
* hash.c: Alias ENV.to_h to ENV.to_hash [ref #6276] * lib/ostruct.rb: Add OpenStruct#to_h [Feature #6276] * struct.c: Add Struct#to_h [Feature #6276] * object.c: Add NilClass#to_h [Feature #6276] * hash.c: Add Hash#to_h [Feature #6276] git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@35383 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
2012-04-16* struct.c: Add Struct#to_h [Feature #6276]marcandre
[ref #4862] [rubyspec:2082ef46d46e] git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@35341 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
2012-04-14* variable.c (trace_ev): Removed "not reached" comment as this line isdrbrain
reached. * variable.c (rb_obj_remove_instance_variable): Replaced "not reached" comment with the UNREACHABLE macro. * variable.c (rb_mod_const_missing): ditto. * variable.c (rb_mod_remove_cvar): ditto. * enum.c (first_i): ditto. * string.c (rb_str_aref): ditto. * string.c (str_byte_aref): ditto. * string.c (rb_to_id): ditto. * io.c (rb_io_fmode_modestr): ditto. * io.c (rb_io_oflags_modestr): ditto. * pack.c (num2i32): ditto. * vm_eval.c (rb_method_missing): ditto. * vm_eval.c (rb_f_throw): ditto. * dir.c (dir_read): ditto. * win32/win32.c (child_result): ditto. * struct.c (rb_struct_getmember): ditto. * struct.c (rb_struct_set): ditto. * struct.c (rb_struct_aref_id): ditto. * eval.c (rb_f_raise): ditto. * process.c (rb_f_exit_bang): ditto. * process.c (rb_f_exit): ditto. * process.c (rb_f_abort): ditto. * ext/-test-/iter/break.c (iter_break_value): ditto. * ext/pty/pty.c (pty_check): ditto. * ext/openssl/ossl_pkey.c (ossl_pkey_new): ditto. * ext/readline/readline.c (rb_remove_history): ditto. * ext/stringio/stringio.c (strio_unimpl): ditto. * numeric.c (num_sadded): ditto. * numeric.c (num_init_copy): ditto. * numeric.c (rb_num2ll): ditto. * numeric.c (rb_num2ull): ditto. * vm_insnhelper.c (call_cfunc): ditto. * ruby.c (opt_W_getter): ditto. * bignum.c (rb_big_coerce): ditto. * file.c (rb_f_test): ditto. git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@35322 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
2012-04-13* encoding.c (rb_enc_codepoint_len): Use UNREACHABLE to avoid "controldrbrain
reaches end of non-void function" warnings. [ruby-trunk - Bug #6066] * re.c (name_to_backref_number): ditto. * object.c (rb_Float): ditto. * io.c (io_readpartial): ditto. * io.c (io_read_nonblock): ditto. * pack.c (rb_uv_to_utf8): ditto. * proc.c (rb_method_entry_arity): ditto. * vm_method.c (rb_f_notimplement): ditto. * struct.c (rb_struct_aset_id): ditto. * class.c (rb_scan_args): ditto. * process.c (rlimit_resource_type): ditto. * process.c (rlimit_resource_value): ditto. * process.c (p_uid_switch): ditto. * process.c (p_gid_switch): ditto. * ext/digest/digest.c (rb_digest_instance_update): ditto. * ext/digest/digest.c (rb_digest_instance_finish): ditto. * ext/digest/digest.c (rb_digest_instance_reset): ditto. * ext/digest/digest.c (rb_digest_instance_block_length): ditto. * ext/bigdecimal/bigdecimal.c (BigDecimalCmp): ditto. * ext/dl/handle.c (rb_dlhandle_close): ditto. * ext/tk/tcltklib.c (pending_exception_check0): ditto. * ext/tk/tcltklib.c (pending_exception_check1): ditto. * ext/tk/tcltklib.c (ip_cancel_eval_core): ditto. * ext/tk/tcltklib.c (lib_get_reltype_name): ditto. * ext/tk/tcltklib.c (create_dummy_encoding_for_tk_core): ditto. * ext/tk/tkutil/tkutil.c (tk_hash_kv): ditto. * ext/openssl/ossl_ssl.c (ossl_ssl_session_reused): ditto. * ext/openssl/ossl_pkey_ec.c (ossl_ec_key_dsa_verify_asn1): ditto. * ext/openssl/ossl_pkey_ec.c (ossl_ec_point_is_at_infinit): ditto. * ext/openssl/ossl_pkey_ec.c (ossl_ec_point_is_on_curve): ditto. * ext/fiddle/conversions.c (generic_to_value): ditto. * ext/socket/raddrinfo.c (rsock_io_socket_addrinfo): ditto. * ext/socket/socket.c (sock_s_getnameinfo): ditto. * ext/ripper/eventids2.c (ripper_token2eventid): ditto. * cont.c (return_fiber): ditto. * dmydln.c (dln_load): ditto. * vm_insnhelper.c (vm_search_normal_superclass): ditto. * bignum.c (big_fdiv): ditto. * marshal.c (r_symlink): ditto. * marshal.c (r_symbol): ditto. git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@35321 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
2012-04-06struct.c (documentation for rb_struct_members_m):duerst
fix 'array of strings' to 'array of symbols' [ruby-core:44152][Bug #6264] git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@35244 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
2012-03-14* include/ruby/intern.h: Add rb_check_arity, rb_error_arity [#6085]marcandre
* array.c: Use rb_check_arity / rb_error_arity * class.c: ditto * enumerator.c: ditto * eval.c: ditto * file.c: ditto * hash.c: ditto * numeric.c: ditto * proc.c: ditto * process.c: ditto * random.c: ditto * re.c: ditto * signal.c: ditto * string.c: ditto * struct.c: ditto * transcode.c: ditto * vm_eval.c: ditto * vm_insnhelper.c: ditto & implementation of rb_error_arity * test/ruby/test_arity.rb: tests for above git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@35024 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
2011-09-29* use RB_TYPE_P which is optimized for constant types, instead ofnobu
comparison with TYPE. git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@33357 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
2011-07-17* error.c (rb_check_trusted): new function to check an object isnobu
trusted. * struct.c (rb_struct_modify), time.c (time_modify): check by the above function to show proper class names. [Bug #5036] git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@32569 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
2011-05-18* internal.h: add for internal use only.nobu
git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@31627 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
2011-04-25* random.c (random_rand): remove unused variables.naruse
* struct.c (rb_struct_define_without_accessor): ditto. * strftime.c (rb_strftime_with_timespec): ditto. * sprintf.c: ditto. * time.c (time_asctime): remove useless GetTimeval(). * thread_pthread.c: cast to (void *) for %p. git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@31343 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
2010-10-24* array.c, gc.c, hash.c, object.c, string.c, struct.c,nobu
transcode.c, variable.c, vm.c, vm_insnhelper.c, vm_method.c: replace calls to rb_error_frozen() with rb_check_frozen(). a patch from Run Paint Run Run at [ruby-core:32014] git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@29583 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
2010-10-19Commit miss.nobu
git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@29534 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
2010-10-19* test/ruby/test_sprintf.rb: fix ML ref. [ruby-core:32848]nobu
git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@29533 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
2010-05-17* array.c: Documentation: change => in call-seq to ->.marcandre
Harmonize "#=>" in examples. [ruby-core:30206] * bignum.c: ditto * class.c: ditto * compar.c: ditto * cont.c: ditto * dir.c: ditto * encoding.c: ditto * enum.c: ditto * enumerator.c: ditto * error.c: ditto * eval.c: ditto * file.c: ditto * gc.c: ditto * io.c: ditto * load.c: ditto * marshal.c: ditto * math.c: ditto * numeric.c: ditto * object.c: ditto * pack.c: ditto * proc.c: ditto * process.c: ditto * random.c: ditto * range.c: ditto * re.c: ditto * ruby.c: ditto * signal.c: ditto * sprintf.c: ditto * string.c: ditto * struct.c: ditto * thread.c: ditto * time.c: ditto * transcode.c: ditto * variable.c: ditto * vm_eval.c: ditto * vm_method.c: ditto git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@27865 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
2010-05-13* array.c: Harmonize documentation, in particular regarding:marcandre
- methods returning enumerators - array methods and argument naming (array -> ary, an_array -> new_ary) - minor improvements, typo fixed and styling issues Other documentation errors fixed: - return value was self instead of a new array (or vice-versa) for Array#{pop,shift,permutation,repeated_permutation,keep_if} - Array#rindex was missing the form with a block. * dir.c: ditto. * enum.c: ditto. Modified Enumerable#reverse_each' documentation to clarify that #each will be finish before any element is yielded. * error.c: ditto. * gc.c: ditto. * hash.c: ditto. * io.c: ditto. IO#{codepoints,each_codepoint} fixed as per [ruby-core:23948] * numeric.c: ditto. * range.c: ditto. * string.c: ditto. * struct.c: ditto. * vm_eval.c: ditto. git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@27777 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
2009-10-07* include/ruby/ruby.h (rb_long2int): evalates the argument onlynobu
once. * struct.c (rb_struct_alloc): check array length overflow. git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@25255 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
2009-10-06* struct.c (rb_struct_select): Struct#select should returnmatz
enumerator when no block given. git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@25243 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
2009-10-05* array.c (rb_ary_{times, shuffle_bang, sample}): reducing macromatz
calls inside of the loop by keeping pointers in local variables. a patch from Masahiro Kanai (CanI) in [ruby-dev:39406]. It was found and fixed at Security and Programming camp 2009. * string.c (rb_str_{times, split_m}): ditto. * struct.c (rb_struct_{getmember, set, aref_id, aset_id}, {make, inspect}_struct, recursive_{equal, hash, eql}): ditto. git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@25237 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
2009-09-20* struct.c (rb_struct_equal, rb_struct_eql): Handle comparison of recursive ↵marcandre
structures [ruby-core:24759] * range.c (range_eq, range_eql): ditto for ranges git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@25010 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
2009-09-15* thread.c (rb_exec_recursive_outer, rb_exec_recursive): Added method to ↵marcandre
short-circuit to the outermost level in case of recursion * test/ruby/test_thread.rb (test_recursive_outer): Test for above * hash.c (rb_hash_hash): Return a sensible hash for in case of recursion [ruby-core:24648] * range.c (rb_range_hash): ditto * struct.c (rb_struct_hash): ditto * array.c (rb_array_hash): ditto * test/ruby/test_array.rb (test_hash2): test for above git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@24943 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
2009-09-08* include/ruby/st.h (st_hash_func): use st_index_t.nobu
git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@24792 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
2009-08-12* class.c (rb_define_class_id_under, rb_define_module_id_under):nobu
new functions to define a nested class/module with non-ascii name. * struct.c (make_struct): use name with encoding. * struct.c (inspect_struct): ditto. [ruby-core:24849] git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@24513 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
2009-07-17* struct.c (recursive_hash): extracted from rb_struct_hash. rejectakr
recursive key. (rb_struct_hash): use recursive_hash. git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@24166 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
2009-07-01* hash.c (rb_hash_hash): documentation fix. a patch frommatz
Marc-Andre Lafortune. [ruby-core:23943] * object.c (rb_mod_cmp): ditto. * range.c (range_eq): ditto. * string.c (rb_str_partition, rb_str_rpartition): ditto. * struct.c (rb_struct_s_def): ditto. git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@23930 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
2009-05-29* struct.c (Init_Struct): made #to_s an alias to #inspect tonobu
reduce the result of recursive struct. a patch from ujihisa at [ruby-dev:38554]. git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@23606 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
2009-05-20* include/ruby/ruby.h (rb_long2int, RARRAY_LENINT): check long tonobu
cast to int. [ruby-dev:38508] * struct.c, vm_eval.c, vm_insnhelper.c: use RARRAY_LENINT. git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@23503 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
2009-05-20* struct.c (rb_struct_new): get rid of too large alloca.nobu
* struct.c (rb_struct_hash): use long. git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@23499 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
2009-05-19* struct.c (struct_ivar_get): new function to avoid repeatedmatz
rb_intern() calls. * struct.c (rb_struct_iv_get): use struct_ivar_get() * struct.c (num_members): ditto. * struct.c (rb_struct_s_members): ditto. * class.c (rb_singleton_class): cache symbol to reduce calls to rb_intern(). git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@23488 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
2009-02-22stripped trailing spaces.nobu
git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@22552 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
2009-02-14* string.c (rb_hash_uint32, rb_hash_uint, rb_hash_start, rb_hash_end),mame
include/ruby/intern.h: add Murmurhash API. [ruby-dev:37784] * complex.c (nucomp_hash), array.c (rb_ary_hash), time.c (time_hash), string.c (rb_str_hsah), object.c (rb_obj_hash), range.c (range_hash), struct.c (rb_struct_hash), hash.c (rb_any_hash), rational.c (nurat_hash): use Murmurhash. [ruby-dev:37784] git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@22317 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
2008-11-10* struct.c (rb_struct_initialize_m): avoid unnecessary arraymatz
allocation. git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@20164 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
2008-08-20* range.c (range_initialize_copy): Range is now a Struct.nobu
[ruby-core:18353] * struct.c (rb_struct_init_copy): made public. git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@18743 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
2008-08-13* object.c (rb_obj_untrusted): new method Object#untrusted?.shugo
(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
2008-06-27* gc.c: __size__ removed. use the length of __members__ instead.akr
(num_members): new function. git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@17615 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
2008-05-31* suppress warnings with -Wwrite-string.nobu
git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@16716 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
2008-05-05* struct.c (rb_struct_s_def): Struct.new(0) should not SEGV.matz
based on the patch from wanabe <s.wanabe at gmail.com> in [ruby-dev:34594]. * struct.c (make_struct): call to_str on name object. git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@16295 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
2008-04-26* error.c (builtin_types), signal.c (siglist), st.c (primes),nobu
struct.c (ref_func), time.c (months): constified. git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@16199 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
2008-03-09fix doc.akr
git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@15734 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
2008-03-05* struct.c (make_struct): preserve encoding of struct name.nobu
git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@15696 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
2008-01-06* $Date$ keyword removed to avoid inclusion of locale dependentakr
string. git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@14912 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
2007-12-24* proc.c (method_name): preserve Symbol's encoding.matz
* numeric.c (fix_id2name): ditto. git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@14620 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
2007-11-23fix va_start arg.akr
git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@14004 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
2007-11-23* struct.c (rb_struct_alloc_noinit): new function.akr
(rb_struct_define_without_accessor): add allocator to the arguments. * range.c (range_alloc): re-introduced using rb_struct_alloc_noinit. git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@14003 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
2007-11-23* struct.c (rb_struct_define_without_accessor): new function.akr
* range.c (range_alloc): removed. (Init_Range): use rb_struct_define_without_accessor. git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@14000 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
2007-09-28* include/ruby/intern.h: export rb_ivar_foreach.akr
* include/ruby/ruby.h: modify struct RObject and RClass for optimizing T_OBJECT space. [ruby-dev:31853] (ROBJECT_LEN, ROBJECT_PTR) (RCLASS_IV_TBL, RCLASS_M_TBL, RCLASS_SUPER, RCLASS_IV_INDEX_TBL) (RMODULE_IV_TBL, RMODULE_M_TBL, RMODULE_SUPER): abstract accessor defined. * variable.c: support the modified RObject and RClass. * object.c: ditto. * class.c: ditto. * gc.c: ditto. * marshal.c: ditto. * eval_method.ci: use the abstract accessor. * insns.def: ditto. * proc.c: ditto. * struct.c: ditto. * eval.c: ditto. * error.c: ditto. * vm.c: ditto. * insnhelper.ci: ditto. * ext/digest/digest.c: ditto. git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@13543 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
2007-09-08* marshal.c (r_object0): don't call user-defined initialize forakr
T_STRUCT objects. * include/ruby/intern.h (rb_struct_initialize): declared. * struct.c (rb_struct_initialize): export. git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@13416 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
2007-09-08* struct.c (rb_struct_s_members): check if __members__ is anmatz
array to prevent segmentation fault. [ruby-dev:31759] git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@13410 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
2007-09-07* struct.c (rb_struct_s_members): should raise TypeError insteadmatz
of call rb_bug(). [ruby-dev:31709] * marshal.c (r_object0): no nil check require any more. git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@13405 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
2007-08-25* encoding.c: provide basic features for M17N.matz
* parse.y: encoding aware parsing. * parse.y (pragma_encoding): encoding specification pragma. * parse.y (rb_intern3): encoding specified symbols. * string.c (rb_str_length): length based on characters. for older behavior, bytesize method added. * string.c (rb_str_index_m): index based on characters. rindex as well. * string.c (succ_char): encoding aware succeeding string. * string.c (rb_str_reverse): reverse based on characters. * string.c (rb_str_inspect): encoding aware string description. * string.c (rb_str_upcase_bang): encoding aware case conversion. downcase, capitalize, swapcase as well. * string.c (rb_str_tr_bang): tr based on characters. delete, squeeze, tr_s, count as well. * string.c (rb_str_split_m): split based on characters. * string.c (rb_str_each_line): encoding aware each_line. * string.c (rb_str_each_char): added. iteration based on characters. * string.c (rb_str_strip_bang): encoding aware whitespace stripping. lstrip, rstrip as well. * string.c (rb_str_justify): encoding aware justifying (ljust, rjust, center). * string.c (str_encoding): get encoding attribute from a string. * re.c (rb_reg_initialize): encoding aware regular expression * sprintf.c (rb_str_format): formatting (i.e. length count) based on characters. * io.c (rb_io_getc): getc to return one-character string. for older behavior, getbyte method added. * ext/stringio/stringio.c (strio_getc): ditto. * io.c (rb_io_ungetc): allow pushing arbitrary string at the current reading point. * ext/stringio/stringio.c (strio_ungetc): ditto. * ext/strscan/strscan.c: encoding support. git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@13261 b2dd03c8-39d4-4d8f-98ff-823fe69b080e