rake/cpu_counter.rb: use Etc.nprocessors

* lib/rake/cpu_counter.rb (count): prefer Etc.nprocessors, which
  is hundreds times faster.

* test/rake/test_rake_cpu_counter.rb: add tests for features, and
  remove useless tests.

git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@48127 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
* 2014-10-25

git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@48128 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
template/unicode_norm_gen.tmpl: from tool/unicode_norm_gen.rb

* template/unicode_norm_gen.tmpl: use generic_erb.rb to update if
  changed and manage timestamp, so that source tree on read-only
  filesystem works.

git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@48129 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
template/unicode_norm_gen.tmpl: Adjusted name of generating file.

git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@48130 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
test/test-unicode_normalize.rb: removed unused function.

git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@48131 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
test/test-unicode_normalize.rb: added test_raise_exception_for_non_unicode_encoding.

git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@48132 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
* remove trailing spaces.

git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@48133 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
lib/unicode_normalize/normalize.rb: added US_ASCII
as trivially supported encoding (is always normalized,
and may appear mixed in with UTF-8 or other Unicode
encodings).

git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@48134 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
test/test-unicode_normalize.rb: added test_us_ascii.

git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@48135 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
* io.c (io_binwrite_string): Test writev() failure.


git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@48136 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
ext/win32ole/win32ole.c (ole_val2variant, ole_invoke): refactoring.
use ole_variant2variant to convert WIN32OLE_VARIANT object to
VARIANT object.

ext/win32ole/win32ole_variant.c: refactoring. add
ole_variant2variant.
ext/win32ole/win32ole_variant.h: ditto.


git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@48139 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
* 2014-10-26

git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@48140 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
A test renamed.


git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@48141 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
string.c: improved comment.

git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@48142 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
ChangeLog: remove conflict mark

git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@48143 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
parse.y: Ripper.sexp returns error

* ext/ripper/lib/ripper/sexp.rb (Ripper.sexp, Ripper.sexp_raw):
  return nil on error.  [ruby-dev:48678] [Bug #10405]

git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@48144 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
template/insns.inc.tmpl, insns_info.inc.tmpl, known_errors.inc.tmpl,
minsns.inc.tmpl: fixed path of generating script.

git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@48145 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
commit miss

git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@48146 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
test/ruby/test_process.rb: reduce garbage during forks

* test/ruby/test_process.rb (test_deadlock_by_signal_at_forking):
  reduce garbage during forks

This seems to reduce failures on my memory-constrained VM
when doing a full test-all.

git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@48147 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
* 2014-10-27

git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@48148 b2dd03c8-39d4-4d8f-98ff-823fe69b080e