iseq.c: linear search

	* iseq.c (iseq_type_from_id): linear search instead of hash lookup for
  small fixed number keys.
	------------------------------------------------------------------------
	r44570 | nobu | 2014-01-12 17:11:32 +0900 (Sun, 12 Jan 2014) | 4 lines

	tcltklib.c: create_ip_exc format argument

	* ext/tk/tcltklib.c (create_ip_exc): format argument must not be a
  dynamic string, not to contain unescaped %.
	------------------------------------------------------------------------
	r44571 | nobu | 2014-01-12 17:11:34 +0900 (Sun, 12 Jan 2014) | 5 lines

	stubs.c: library name strings

	* ext/tk/stubs.c (ruby_open_tcl_dll, ruby_open_tk_dll): make library
  names by string literal concatenation at compilation time, not by
  sprintf() at runtime.
	------------------------------------------------------------------------
	r44572 | nobu | 2014-01-12 17:11:36 +0900 (Sun, 12 Jan 2014) | 1 line

	ext: use rb_sprintf() and rb_vsprintf() with PRIsVALUE
	* ext/bigdecimal/bigdecimal.c (CLASS_NAME): macro to wrap
	  depending on PRIsVALUE for 1.9.  [Backport #9406]

	* ext/bigdecimal/bigdecimal.c (DECIMAL_SIZE_OF_BITS): fallback
	  definition for 2.1 or older.  [ruby-core:59750] [Backport #9406]


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	fixed wrong value by @taksatou [fix GH-287]


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* ext/pty/pty.c: Add License to PTY module overview


git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@39122 b2dd03c8-39d4-4d8f-98ff-823fe69b080e

* ext/pty/lib/expect.rb: Documentation for IO#expect


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  consistently except for saving process attributes. 

* io.c: ditto.

* ext/pty/pty.c: ditto.



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  struct rb_execarg.

* internal.h (rb_execarg_fixup): follow the definition change.

* io.c (pipe_open): follow rb_execarg_fixup change.

* ext/pty/pty.c (establishShell): ditto.



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  struct rb_exec_arg in intern.h.

* include/ruby/intern.h (struct rb_exec_arg): refer Data object which
  contains struct rb_execarg.

* process.c: use struct rb_execarg instead of struct rb_exec_arg
  except functions declared in intern.h.
  (rb_exec_arg_addopt): extract a pointer to struct rb_execarg from
  struct rb_exec_arg.
  (rb_exec_arg_init): ditto.
  (rb_exec_arg_fixup): ditto.
  (rb_run_exec_options_err): ditto.
  (rb_run_exec_options): ditto.
  (rb_exec_err): ditto.
  (rb_exec): ditto.

* io.c: use struct rb_execarg instead of struct rb_exec_arg.

* ext/pty/pty.c: ditto.



git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@36153 b2dd03c8-39d4-4d8f-98ff-823fe69b080e

  (rb_execarg_get): ditto.

* process.c (mark_exec_arg): new function.
  (free_exec_arg): ditto.
  (memsize_exec_arg): ditto.
  (exec_arg_data_type): defined.
  (rb_execarg_new): new function.
  (rb_execarg_get): ditto.
  (rb_f_exec): use rb_execarg_new.
  (rb_spawn_internal): ditto.
  (rb_f_spawn): ditto.

* io.c (pipe_open_v): use rb_execarg_new.
  (pipe_open_s): ditto.

* ext/pty/pty.c (establishShell): use rb_execarg_new.



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