# \[Bug:1.9\] $! in at\_exit

**URL:** <https://www.ruby-forum.com/t/bug-1-9-in-at-exit/152896>\
**Category:** Development\
**Created:** [November 9, 2008, 6:46am UTC](https://www.ruby-forum.com/t/bug-1-9-in-at-exit/152896 "2008-11-09T06:46:29Z")\
**Posts on this page:** 3\
**Page:** 1

<div class="post-metadata">

**Author:** ![Yusuke\_ENDOH](https://www.ruby-forum.com/letter_avatar_proxy/v4/letter/y/c89c15/32.png) [@Yusuke\_ENDOH](https://www.ruby-forum.com/u/Yusuke_ENDOH)\
**Post date:** [November 9, 2008, 6:46am UTC](https://www.ruby-forum.com/t/bug-1-9-in-at-exit/152896/1 "2008-11-09T06:46:29Z")

</div>

e$B1sF#$G$9!#e(B

at\_exit e$B$NCf$Ge(B $! e$B$,;2\>H$G$-$^$;$s!#e(B

$ ruby19 -ve ‘at\_exit { p $! }; raise “foo”’  
ruby 1.9.0 (2008-11-09 revision 20163) [i686-linux]  
nil  
-e:1:in `’: foo (RuntimeError)

e$B%9%?%C%/%H%l!\<%9$r\<+J,$G@07A$7$FI=\<($7$?$$$H$-$K!"e(B1.8  
e$B$N5sF0$NJ}$,e(B  
e$BJXMx$G$9!#e(B  
e$B$^$?!"F1$8F05!$G!"e(B$! = nil e$B$b$d$C$Q$j5v2D$7$FM\_$7$$$G$9!#e(B

e$B$A$J$\_$K!"e(Bat\_exit e$B$NCf$Ge(B raise  
e$B$9$k$HK\BN$,Ej$2$?Nc30$r:FEYEj$2$^$9e(B  
(e$BEj$2$k$h$&$K8+$($^$9e(B) e$B!#$3$l$OIT\<+A3$@$H;W$$$^$9!#e(B

$ ruby19 -ve ‘at\_exit { raise }; foo’  
ruby 1.9.0 (2008-11-09 revision 20163) [i686-linux]  
-e:1:in `<main>': undefined local variable or method`foo’ for  
main:Object (NameError)  
-e:1:in `<main>': undefined local variable or method`foo’ for  
main:Object (NameError)

---

<div class="post-metadata">

**Author:** ![Yusuke\_ENDOH](https://www.ruby-forum.com/letter_avatar_proxy/v4/letter/y/c89c15/32.png) [@Yusuke\_ENDOH](https://www.ruby-forum.com/u/Yusuke_ENDOH)\
**Post date:** [December 24, 2008, 4:37pm UTC](https://www.ruby-forum.com/t/bug-1-9-in-at-exit/152896/2 "2008-12-24T16:37:21Z")

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e$B!!$5$5$@$G$9!%e(B

Yusuke ENDOH wrote::

> e$B$^$?!"F1$8F05!$G!"e(B$! = nil e$B$b$d$C$Q$j5v2D$7$FM\_$7$$$G$9!#e(B  
> e$B!!$3$l!$@hF|$N3+H/\<T%\_!\<%F%#%s%0$N%a%b$r8+$?$s$G$9$,!$e(B

- Bug #732 [ruby-dev:37046]:
  - (1) e$B;2\>H$O$G$-$k$h$&$K$9$ke(B
  - (2) nil e$B$K$9$ke(B -\> e$BM%@hEY$ODc$$!%e(Bat\_exit  
e$B$h$jA0$K$D$V$9$Y$-e(B

e$B$H$J$C$F$^$7$?!%$H$j$"$($:e(B $!  
e$B$G8+$($k$h$&$K$9$k$N$,5^L3$G$9$+$M$’!%BeF~e(B  
e$B$O=PMh$k$h$&$K$9$k$+$O$o$+$j$^$;$s!%e(B

> e$B$A$J$\_$K!"e(Bat\_exit e$B$NCf$Ge(B raise e$B$9$k$HK\BN$,Ej$2$?Nc30$r:FEYEj$2$^$9e(B  
> (e$BEj$2$k$h$&$K8+$($^$9e(B) e$B!#$3$l$OIT\<+A3$@$H;W$$$^$9!#e(B
> 
> $ ruby19 -ve ‘at\_exit { raise }; foo’  
> ruby 1.9.0 (2008-11-09 revision 20163) [i686-linux]  
> -e:1:in `<main>': undefined local variable or method`foo’ for  
> main:Object (NameError)  
> -e:1:in `<main>': undefined local variable or method`foo’ for  
> main:Object (NameError)

e$B!!$3$C$A$O5DO@$7$F$J$+$C$?$h$&$J5$$,$7$^$9$,!$$3$l$O$"$+$i$5$^$KJQ$@e(B  
e$B$J$!!$$H;W$&$N$G$J$\*$7$^$9!%e(B

---

<div class="post-metadata">

**Author:** ![Yusuke\_ENDOH](https://www.ruby-forum.com/letter_avatar_proxy/v4/letter/y/c89c15/32.png) [@Yusuke\_ENDOH](https://www.ruby-forum.com/u/Yusuke_ENDOH)\
**Post date:** [December 27, 2008, 5:47am UTC](https://www.ruby-forum.com/t/bug-1-9-in-at-exit/152896/3 "2008-12-27T05:47:21Z")

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e$B%A%1%C%He(B #732 e$B$,99?7$5$l$^$7$?!#e(B (by Koichi Sasada)

e$B%9%F!\<%?%9e(B Opene$B$+$ie(BClosede$B$KJQ99e(B  
e$B?JD=e(B % 0e$B$+$ie(B100e$B$KJQ99e(B

## Applied in changeset r21086.

[http://redmine.ruby-lang.org/issues/show/732](http://redmine.ruby-lang.org/issues/show/732)