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Code Releases Activity

* eval.c (rb_eval): too many line trace call. (ruby-bugs PR#1320)

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* numeric.c (flo_to_s): tweak output string based to preserve
  decimal point and to remove trailing zeros.  [ruby-talk:97891]

* string.c (rb_str_index_m): use unsigned comparison for T_FIXNUM
  search.  [ruby-talk:97342]

* hash.c (rb_hash_equal): returns true if two hashes have same set
  of key-value set.  [ruby-talk:97559]

* hash.c (rb_hash_eql): returns true if two hashes are equal and
  have same default values.

* string.c (rb_str_equal): always returns true or false, never
  returns nil. [ruby-dev:23404]

* io.c (rb_io_reopen): should use rb_io_check_io().


git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/branches/ruby_1_8@6263 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
This commit is contained in:
matz 2004-05-07 08:48:30 +00:00
parent 4d372569d8
commit 2b5a14bf7c
17 changed files with 147 additions and 77 deletions
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20
lib/singleton.rb
View file

@ -13,7 +13,7 @@
# a == b # => true
# a.new # NoMethodError - new is private ...
#
# * ``The instance'' is created at instanciation time, in other
# * ``The instance'' is created at instantiation time, in other
# words the first call of Klass.instance(), thus
#
# class OtherKlass
@ -44,11 +44,11 @@
#
# * Klass._load(str) - calling Klass.instance()
#
# * Klass._instanciate?() - returning ``the instance'' or
# * Klass._instantiate?() - returning ``the instance'' or
# nil. This hook method puts a second (or nth) thread calling
# Klass.instance() on a waiting loop. The return value
# signifies the successful completion or premature termination
# of the first, or more generally, current "instanciation thread".
# of the first, or more generally, current "instantiation thread".
#
#
# The instance method of Singleton are
@ -103,7 +103,7 @@ class << Singleton
@__instance__ = nil # failed instance creation
end
end
elsif _instanciate?()
elsif _instantiate?()
Thread.critical = false
else
@__instance__ = false
@ -144,7 +144,7 @@ class << Singleton
end
# waiting-loop hook
def _instanciate?()
def _instantiate?()
while false.equal?(@__instance__)
Thread.critical = false
sleep(0.08) # timeout
@ -209,7 +209,7 @@ end
puts "\nThreaded example with exception and customized #_instanciate?() hook"; p
puts "\nThreaded example with exception and customized #_instantiate?() hook"; p
Thread.abort_on_exception = false
class Ups < SomeSingletonClass
@ -220,7 +220,7 @@ class Ups < SomeSingletonClass
end
class << Ups
def _instanciate?
def _instantiate?
@enter.push Thread.current[:i]
while false.equal?(@__instance__)
Thread.critical = false
@ -247,7 +247,7 @@ class << Ups
end
end
def instanciate_all
def instantiate_all
@enter = []
@leave = []
1.upto(9) {|i|
@ -270,7 +270,7 @@ class << Ups
end
Ups.instanciate_all
Ups.instantiate_all
# results in message like
# Before there were 0 Ups instance(s)
# boom - thread #6 failed to create instance
@ -293,7 +293,7 @@ def Yup.new
end
end
end
Yup.instanciate_all
Yup.instantiate_all
puts "\n\n","Customized marshalling"