# Lib/finalize may be obsolete?

**URL:** <https://www.ruby-forum.com/t/lib-finalize-may-be-obsolete/80382>\
**Category:** Development\
**Created:** [December 25, 2006, 1:59pm UTC](https://www.ruby-forum.com/t/lib-finalize-may-be-obsolete/80382 "2006-12-25T13:59:42Z")\
**Posts on this page:** 3\
**Page:** 1

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**Author:** ![sheepman](https://www.ruby-forum.com/letter_avatar_proxy/v4/letter/s/d07c76/32.png) [@sheepman](https://www.ruby-forum.com/u/sheepman)\
**Post date:** [December 25, 2006, 1:59pm UTC](https://www.ruby-forum.com/t/lib-finalize-may-be-obsolete/80382/1 "2006-12-25T13:59:42Z")

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e$B$3$s$P$s$O!"e(Bsheepman e$B$G$9!#e(B

e$B%j%U%!%l%s%9%^%K%e%"%k$N:n6H$r$7$F$$$F5$$,IU$$$?$N$G$9$,!"e(B  
finalize e$B$re(B require e$B$9$k$H0J2\<$N$h$&$J7Y9p$,=P$^$9!#e(B

$ ruby-1.8 -rfinalize -ve ‘’  
ruby 1.8.5 (2006-12-15 patchlevel 5000) [i686-linux]  
/usr/local/lib/ruby/1.8/finalize.rb:192: warning:  
ObjectSpace::add\_finalizer is deprecated; use define\_finalizer

e$B8=:\_$G$Oe(B ObjectSpace.define\_finalizer(obj, proc)  
e$B$,I8=`$G$"$k$o$1$G!“e(B  
e$BF1MM$N5!G=$rDs6!$9$ke(B lib/finalize e$B$O\<B\<AE\*$Ke(B obsolete  
e$B$J$s$@$H;W$$$^$9!#e(B  
e$B%j%U%!%l%s%9%^%K%e%”%k$Ke(B finalize e$B$Oe(B obsolete  
e$B$@$H=q$-2C$($A$c$C$F$bNI$$$G$7$g$&$+!#e(B

---

<div class="post-metadata">

**Author:** ![sheepman](https://www.ruby-forum.com/letter_avatar_proxy/v4/letter/s/d07c76/32.png) [@sheepman](https://www.ruby-forum.com/u/sheepman)\
**Post date:** [December 25, 2006, 2:51pm UTC](https://www.ruby-forum.com/t/lib-finalize-may-be-obsolete/80382/2 "2006-12-25T14:51:44Z")

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e$B$^$D$b$He(B e$B$f$-$R$m$G$9e(B

In message “Re: [ruby-dev:30051] lib/finalize may be obsolete?”  
on Mon, 25 Dec 2006 21:59:27 +0900, sheepman  
[removed\_email\_address@domain.invalid](mailto:removed_email_address@domain.invalid) writes:

|e$B8=:\_$G$Oe(B ObjectSpace.define\_finalizer(obj, proc) e$B$,I8=`$G$"$k$o$1$G!“e(B  
|e$BF1MM$N5!G=$rDs6!$9$ke(B lib/finalize e$B$O\<B\<AE\*$Ke(B obsolete e$B$J$s$@$H;W$$$^$9!#e(B  
|e$B%j%U%!%l%s%9%^%K%e%”%k$Ke(B finalize e$B$Oe(B obsolete e$B$@$H=q$-2C$($A$c$C$F$bNI$$$G$7$g$&$+!#e(B

e$B$\*4j$$$7$^$9!#e(B

---

<div class="post-metadata">

**Author:** ![sheepman](https://www.ruby-forum.com/letter_avatar_proxy/v4/letter/s/d07c76/32.png) [@sheepman](https://www.ruby-forum.com/u/sheepman)\
**Post date:** [June 17, 2008, 11:34am UTC](https://www.ruby-forum.com/t/lib-finalize-may-be-obsolete/80382/3 "2008-06-17T11:34:58Z")

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okkez e$B$G$9!#e(B

Finalizer  
e$B$N3F%a%=%C%I$N@bL@$r=q$3$&$H$7$F!";n$7$KF0$+$=$&$H$7$?$iF0$-$^$;$s$G$7$?!#e(B  
e$B%j%U%!%l%s%9$K$Oe(B obsolete  
e$B$H=q$-$^$9$,!"F0:n$7$J$$%i%$%V%i%j$,I8=`E:IU$5$l$F$$$k$N$Oe(B  
e$B$A$g$C$H$\*$+$7$$$N$G$O$J$$$+$H;W$$$^$9!#e(B

e$B%(%i!\<%a%C%;!\<%8$K$h$k$He(B Symbol#intern  
e$B$,L5$$$?$aF0$+$J$$$h$&$G$9!#e(B

---- e$BF0$+$J$$%9%/%j%W%He(B -----  
require ‘finalize’  
a = ‘’  
b = ‘’  
Finalizer.add(a,b)  
---- e$B$3$3$^$Ge(B ----

e$B%(%i!\<%a%C%;!\<%8e(B  
/usr/lib/ruby/1.8/finalize.rb:192: warning: ObjectSpace::add\_finalizer  
is deprecated; use define\_finalizer  
/usr/lib/ruby/1.8/finalize.rb:59: warning: ObjectSpace::call\_finalizer  
is deprecated; use define\_finalizer  
/usr/lib/ruby/1.8/finalize.rb:60:in `add': undefined method `intern’  
for :finalize:Symbol (NoMethodError)  
from finalize.rb:6

2006/12/25 22:50 Yukihiro M. [removed\_email\_address@domain.invalid](mailto:removed_email_address@domain.invalid):