* configure.in: revert r55237. replace crypt, not crypt_r, and
check if crypt is broken more.
* missing/crypt.c: move crypt_r.c
* string.c (rb_str_crypt): use crypt_r if provided by the system.
git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@55245 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
the protective check for the presence of an option.
Update documentation.
* test/ruby/enc/test_case_comprehensive.rb: Adjust tests for above change.
git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@55225 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
* transcode.c (str_transcode0): scrub in the given encoding when
the source encoding is given, not in the encoding of the
receiver. [ruby-core:75732] [Bug #12431]
git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@55181 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
* include/ruby/ruby.h (RB_INTEGER_TYPE_P): new macro and
underlying inline function to check if the object is an
Integer (Fixnum or Bignum).
git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@55044 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
and define CONSTFUNC and PUREFUNC if available.
Note that I don't add those options as default because
it still shows many false-positive (it seems not to consider
longjmp).
* vm_eval.c (stack_check): get rb_thread_t* as an argument
to avoid duplicate call of GET_THREAD().
git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@54952 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
only if it can use SSE 4.2 POPCNT whose latency is 3 cycle.
* internal.h (rb_popcount64): use __builtin_popcountll because now
it is in fast path.
git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@54894 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
* string.c (rb_str_concat): shortcut concatenation to ASCII-8BIT
as well as US-ASCII.
git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@54882 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
* string.c (rb_str_concat): [DOC] fix the indefinite article, for
replacement from Fixnum to Integer.
git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@54881 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
* configure.in (__builtin_ctz): check.
* configure.in (__builtin_ctzll): check.
* internal.h (rb_popcount32): defined for ntz_int32.
it can use __builtin_popcount but this function is not used on
GCC environment because it uses __builtin_ctz.
When another function uses this, using __builtin_popcount
should be re-considered.
* internal.h (rb_popcount64): ditto.
* internal.h (ntz_int32): defined for ntz_intptr.
* internal.h (ntz_int64): defined for ntz_intptr.
* internal.h (ntz_intptr): defined as ntz for uintptr_t.
git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@54854 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
* string.c (enc_succ_alnum_char): try to skip an invalid character
gap between GREEK CAPITAL RHO and SIGMA.
[ruby-core:74478] [Bug #12204]
git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@54210 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
* string.c (sym_match_m): delegate to String#match but not
String#=~. [ruby-core:72864] [Bug #11991]
git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@53866 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
* string.c (rb_str_dump): share same string literal instead of a
magic number.
git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@53774 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
* string.c (rb_external_str_with_enc, rb_str_concat, rb_str_dump):
use encoding index as shortcut without rb_encoding.
git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@53773 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
* string.c (rb_fstring_enc_new, rb_fstring_enc_cstr): functions to
make fstring with encoding.
* re.c (rb_reg_initialize): make fstring without copying.
git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@53736 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
* error.c (rb_assert_failure): assertion with stack dump.
* ruby_assert.h (RUBY_ASSERT): new header for the assertion.
git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@53615 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
upcase/downcase/capitalize/swapcase. :lithuanian can be used for
testing if no specific option is desired.
* test/ruby/enc/test_case_mapping.rb: Adjusted to above.
(with Kimihito Matsui)
git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@53565 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
added hand-coded support for Turkic, fixed logic for swapcase.
* string.c: Made use of new case mapping code possible from upcase,
capitalize, and swapcase (with :lithuanian as a guard).
* test/ruby/enc/test_case_mapping.rb: Adjusted for above.
(with Kimihito Matsui)
git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@53562 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
case mapping. The code path is currently guarded by the :lithuanian
option to avoid accidental problems in daily use.
* test/ruby/enc/test_case_mapping.rb: Test for above.
* string.c: function 'check_case_options': fixed logical errors
git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@53548 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
argument of `String#split` is not `$;` but `nil`.
When `nil` is passed as first argument, `$;` is used.
[ci skip] [Bug #11729] [ruby-dev:49378]
git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@53260 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
* string.c (str_compat_and_valid): as scrub does nothing for dummy
encoding string now, incompatible encoding is not a matter.
git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@53235 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
* string.c (rb_str_scrub): the result should be infected by the
original string.
git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@53169 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
instead of raising Encoding::CompatibilityError. [Feature #11801]
* string.c (rb_str_escape): added to dump given string like
rb_str_inspect without quotes and always dump in US-ASCII
like rb_str_dump.
git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@53027 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
* string.c (rb_str_init): rb_id_encoding() returns same ID with
caching.
git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@52982 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
* string.c (rb_obj_as_string): fstring should not be infected.
re-apply r52872 and fix a typo.
TODO: other frozen strings also may not be.
git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@52882 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
* string.c (rb_obj_as_string): fstring should not be infected.
TODO: other frozen strings also may not be.
git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@52872 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
* string.c (str_make_independent_expand): adjust argument
qualifier to get rid of a VC bug.
git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@52844 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
* string.c (rb_string_value_cstr): should not raise on frozen
string.
git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@52833 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
* string.c (id_to_s): remove redundant variable
(rb_obj_as_string): trade id_to_s for idTo_s
(rb_str_equal): replace rb_intern(...) with pre-defined ID
(rb_str_cmp_m): ditto
(rb_str_match): ditto
(str_upto_each): ditto
(rb_str_sum): ditto
(Init_String): remove id_to_s initialization
This leads to a minor size reduction on my x86 (32-bit) system:
text data bss dec hex filename
129373 8 32 129413 1f985 string.o-orig
129082 8 8 129098 1f84a string.o
git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@52479 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
This function only accept T_STRING (and T_REGEXP).
This patch improves performance of a tiny_segmenter benchmark
(num=2) 2.54sec -> 2.42sec on my machine.
https://github.com/chezou/TinySegmenter.jl/blob/master/benchmark/benchmark.rb
* encoding.c: add ENC_DEBUG and ENC_ASSERT() macros.
* internal.h: add a decl. of rb_enc_check_str().
* string.c (rb_str_plus): use rb_enc_check_str().
* string.c (rb_str_subpat_set): ditto.
git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@52350 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
* internal.h (RUBY_DTRACE_CREATE_HOOK): macro to call hook at
object creation.
* vm.c (rb_source_location, rb_source_loc): retrieve source path
and line number at once.
git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@52340 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
* file.c (rb_file_expand_path_internal): concatenate converted
string to the result instead of making converted string and
append it.
* string.c (rb_str_cat_conv_enc_opts): from rb_str_conv_enc_opts,
separate function to concatenate with transcoding.
git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@52147 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
* proc.c (rb_sym_to_proc): move from string.c and create a Proc
with no environments. [ruby-core:71088] [Bug #11594]
git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@52129 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
https://github.com/ruby/ruby/pull/1050
by Kazuho Oku <kazuho@natadeco.co>.
This pull request has the following commits.
* gc.c: reduce # of args to 6 (max. of register args on x86-64) so
that the `newobj_of_slowpass` can be called via TCO.
* gc.c (newobj_of), string.c (str_duplicate): for performance,
the hot functions must be inlined.
* gc.c: for performance, preceding arguments of `.*newobj_of.*`
must be same, so that the arg registers can be reused in case of
TCO.
git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@52099 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
* string.c (str_duplicate): move from rb_str_resurrect to short
circuit initialization.
git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@52074 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
* string.c (rb_str_resurrect): fix resurrection of short enough to
be embedded but not embedded string.
git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@52073 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
* string.c (rb_str_times): optimize for the argument 0 and 1.
git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@52071 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
* string.c (str_new_frozen): use raw macro for RString object.
git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@52070 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
* vm_args.c (args_setup_block_parameter): wrap a symbol in ifunc
by a proc as a block parameter.
git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@52056 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
* string.c (rb_str_resurrect): optimize by short circuit to copy
hidden string without checking length, encoding and so on.
git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@52048 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
* proc.c (proc_to_s): include the original symbol name in string
form.
git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@51988 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
* compile.c (compile_dstr_fragments): fix performance by omitting
the first empty string only for keeping literal encoding if
other literals are too. [ruby-core:70930] [Bug #11556]
* string.c (rb_str_append_literal): append but keep encoding non
US-ASCII.
git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@51970 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
* string.c (rb_str_setbyte): separate resetting code range by each
code range, and remove unnecessary branches.
git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@51907 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
* string.c (rb_str_setbyte): keep the code range as possible.
git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@51873 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
* encindex.h: separate encoding index constants from internal.h.
git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@51861 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
* node.c (rb_alloc_tmp_buffer): use NODE_ALLOCA to mark locations
like as builtin alloca. [ruby-core:70251] [Bug #11418]
git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@51492 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
* re.c (rb_memsearch): should match only char boundaries in wide
character encodings. [ruby-core:70220] [Bug #11413]
git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@51470 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
* hash.c (rb_obj_hash): move in order to share with rb_any_hash.
git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@51430 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
* hash.c (rb_sym_hash): return same value as rb_any_hash() of
Symbol. [Bug #9381]
git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@51426 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
* string.c (str_replace_shared_without_enc): fill the terminator
of embedded strings in wide char encodings.
git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@51372 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
* string.c (fstring_cmp, rb_str_hash_cmp): compare lengths first,
then encodings, and contents at last.
git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@51370 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
* string.c (fstr_update_callback): fstring must not be a shared
string, or the content without RSTRING_FSTR may be freed.
[ruby-dev:49188] [Bug #11386]
git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@51363 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
* string.c (fstr_update_callback): pool bare strings only.
* string.c (rb_fstring): return the original string with sharing a
fstring if it has extra attributes, not the fstring itself.
[ruby-dev:49188] [Bug #11386]
git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@51360 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
* string.c (fstr_update_callback): create new string for fake
string, and pool shared target unless substring.
git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@51355 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
* include/ruby/ruby.h: add raw FL macros, which assume always the
argument object is not a special constant.
* internal.h (STR_EMBED_P, STR_SHARED_P): valid only for T_STRING.
* string.c: deal with taint flags directly across String instances.
git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@51353 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
* string.c (rb_str_reverse): reversed string is not a substring,
and should not set coderange of the original string.
[ruby-dev:49189] [Bug #11387]
git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@51344 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
* include/ruby/encoding.h (ENC_CODERANGE_CLEAN_P): predicate that
tells if the coderange is clean, that is 7bit or valid, and no
needs to scrub.
* re.c (rb_reg_expr_str): use ENC_CODERANGE_CLEAN_P.
* string.c (enc_strlen, rb_enc_cr_str_buf_cat, rb_str_scrub):
ditto.
* string.c (rb_str_enumerate_chars): ditto, and suppress a warning
by gcc6.
git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@51278 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
* string.c (rb_str_enumerate_lines): do not check if a block is
given twice. RETURN_ENUMERATOR includes rb_block_given_p()
check which is redundant here.
git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@51266 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
* string.c (rb_str_enumerate_bytes, rb_str_enumerate_codepoints):
do not check if a block is given twice. RETURN_SIZED_ENUMERATOR
includes rb_block_given_p() check which is redundant here.
git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@51248 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
rb_str_freeze may resize oversized buffers to save memory, so favor
it over rb_obj_freeze. This is useful because IO methods do not
prematurely shrink buffers, as they are likely to be overwritten
with full data.
* string.c (Init_String): use rb_str_freeze for String#freeze
git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@51170 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
See doc/extension.rdoc for justification using RB_GC_GUARD instead
of volatile.
git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@51011 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
* string.c (rb_fstring_cstr): new function to make a fstring from
a string literal.
git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@51009 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
This reduces GC overhead and makes the API more consistent
with IO#read and IO#read_nonblock.
* ext/socket/basicsocket.c (bsock_recv): document outbuf
* ext/socket/unixsocket.c (unix_recvfrom): ditto
* ext/socket/init.c (rsock_strbuf, recvfrom_locktmp): new functions
(rsock_s_recvfrom): support destination buffer as 3rd arg
(rsock_s_recvfrom_nonblock): ditto
* string.c (rb_str_locktmp_ensure): export for internal ext
* test/socket/test_nonblock.rb: test recv_nonblock
* test/socket/test_unix.rb: test recv
[ruby-core:69543] [Feature #11242]
Benchmark results:
user system total real
alloc 0.130000 0.280000 0.410000 ( 0.420656)
extbuf 0.100000 0.220000 0.320000 ( 0.318708)
-------------------8<--------------------
require 'socket'
require 'benchmark'
nr = 100000
msg = ' ' * 16384
size = msg.bytesize
buf = ' ' * size
UNIXSocket.pair(:DGRAM) do |a, b|
Benchmark.bmbm do |x|
x.report('alloc') do
nr.times do
b.send(msg, 0)
a.recv(size, 0)
end
end
x.report('extbuf') do
nr.times do
b.send(msg, 0)
a.recv(size, 0, buf)
end
end
end
end
git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@50912 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
string passed to String#crypt contains null.
the patch is from jrusnack <jrusnack at redhat.com>.
[Bug #10988] [fix GH-853]
* test/ruby/test_string.rb: test for above.
git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@50458 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
* string.c (str_buf_cat): expand later so that the buffer can be
larger for further use. [Bug #11080] [Bug #11080]
git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@50386 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
* string.c (str_buf_cat): expand the heap buffer at making
str independent, not only just copying.
git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@50336 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
* string.c (rb_str_setbyte): check the argument first not to
discard shared string and code range unnecessarily until
actually changing the contents. pointed out by headius.
git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@50162 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
* string.c (STR_SET_SHARED): ignore FAKESTR because only Ruby objects
can use write barrier.
git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@49998 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
* string.c (chompped_length): enable smart chomp for all non-dummy
encoding strings, not only default_rs.
[ruby-core:68258] [Bug #10893]
git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@49706 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
* string.c (get_pat_quoted): simply raise a RegexpError, TypeError
is never raised.
git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@49696 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
* string.c (rb_str_split_m): raise ArgumentError at broken string
not RegexpError, as Regexp is not involved in.
[ruby-core:68229] [Bug #10886]
git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@49695 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
* use rb_funcallv() for no arguments call instead of variadic
rb_funcall().
git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@49612 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
[Bug #10853][ruby-core:68110]
* bootstraptest/test_string.rb: test for above.
git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@49586 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
* string.c (str_buf_cat): use local variables instead of repeating
macros.
git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@49407 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
* string.c (str_make_independent_expand): terminate String when
moved from heap to embedded. [Fix GH-821].
git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@49405 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
* string.c (rb_str_succ_bang): get rid of making intermediate
string object.
git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@48784 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
* string.c (rb_str_succ): extract local variables from constant
RSTRING_PTR and RSTRING_LEN.
git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@48780 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
* string.c (rb_str_crypt): check arguments more strictly.
* crypt() is not for wide char strings
* salt bytes should not be NUL
git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@48779 b2dd03c8-39d4-4d8f-98ff-823fe69b080e