merge revision(s) 39766,39769: [Backport #8101]

	* time.c (GetTimeval): check if already initialized instance.

	* time.c (GetNewTimeval): check if newly created instance.

	* time.c (time_init_0, time_init_1, time_init_copy, time_mload): must
	  be newly created instance.  [ruby-core:53436] [Bug #8099]


git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/branches/ruby_1_9_3@40711 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
merge revision(s) 40014: [Backport #8198]

	Document the default Net timeout values by @toolmantim [GH fixes #269]

 * lib/net/{ftp,http,pop,smtp}.rb: added documentation for default values.



git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/branches/ruby_1_9_3@40712 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
* regexec.c (onig_search): fix problem with optimization of \z.
  [Backport #8210]
  patched by k_tanaka at [ruby-core:54251].


git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/branches/ruby_1_9_3@40713 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
merge revision(s) 39958,39989: [Backport #8216]

	* lib/mkmf.rb (MAIN_DOES_NOTHING): force to refer symbols for tests
	  to be preserved.  [ruby-core:53745] [Bug #8169]

	* lib/mkmf.rb (MAIN_DOES_NOTHING): ensure symbols for tests to be
	  preserved.  [ruby-core:53745] [Bug #8169]


git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/branches/ruby_1_9_3@40715 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
merge revision(s) 40163: [Backport #8228]

	* configure.in (AC_CHECK_HEADERS): atomic.h for Solaris atomic_ops.

	* ruby_atomic.h: Skip using Solaris10 atomic_ops on Solaris 9 or
	  earlier if atomic.h is not available. [ruby-dev:47229] [Bug #8228]


git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/branches/ruby_1_9_3@40716 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
merge revision(s) 40304: [Backport #8267]

	* ext/openssl/ossl_ssl.c: Correct shutdown behavior w.r.t GC.

	* test/openssl/test_ssl.rb: Add tests to verify correct behavior.
	[Bug #8240] Patch provided by Shugo Maeda. Thanks!


git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/branches/ruby_1_9_3@40717 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
merge revision(s) 40419: [Backport #8281]

	* lib/net/imap.rb (getacl_response): parse the mailbox of an ACL
	  response correctly.  [ruby-core:54365] [Bug #8281]


git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/branches/ruby_1_9_3@40718 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
* test/ruby/test_time.rb: fixed merge misstake in r40711.


git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/branches/ruby_1_9_3@40719 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
* test/ruby/test_time.rb: fixed merge misstake in r40711 and r40719.


git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/branches/ruby_1_9_3@40720 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
* ChangeLog: fixed typo. sorry.


git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/branches/ruby_1_9_3@40727 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
merge revision(s) 40728:

	* ext/dl/lib/dl/func.rb (DL::Function#call): check tainted when
	  $SAFE > 0.

	* ext/fiddle/function.c (function_call): check tainted when $SAFE > 0.

	* test/fiddle/test_func.rb (module Fiddle): add test for above.


git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/branches/ruby_1_9_3@40732 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
* signal.c: need to include unistd.h for write(2).


git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/branches/ruby_1_9_3@40741 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
merge revision(s) 39214,39221: [Backport #7830]

	configure.in: Werror-implicit-function-declaration

	* configure.in (warnflags): -Werror-implicit-function-declaration
  haven't been used as-is, but always replaced with -Werror= or -W.
	* configure.in (warnflags): disable -Werror by default unless
	  development.  [ruby-core:52131] [Bug #7830]


git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/branches/ruby_1_9_3@40742 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
* include/ruby/intern.h: should include sys/time.h for struct timeval
  if it exists.


git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/branches/ruby_1_9_3@40746 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
* Makefile.in (miniruby): 1.9.3 doesn't have POSTLINK macro.
  reported by Takahiro Kambe at [ruby-list:49362].


git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/branches/ruby_1_9_3@40754 b2dd03c8-39d4-4d8f-98ff-823fe69b080e