# SEGV on zipruby with irb

**URL:** <https://www.ruby-forum.com/t/segv-on-zipruby-with-irb/181954>\
**Category:** Development\
**Created:** [January 20, 2010, 5:52pm UTC](https://www.ruby-forum.com/t/segv-on-zipruby-with-irb/181954 "2010-01-20T17:52:48Z")\
**Posts on this page:** 2\
**Page:** 1

<div class="post-metadata">

**Author:** ![Nobuhiro\_IMAI](https://www.ruby-forum.com/letter_avatar_proxy/v4/letter/n/9f8e36/32.png) [@Nobuhiro\_IMAI](https://www.ruby-forum.com/u/Nobuhiro_IMAI)\
**Post date:** [January 20, 2010, 5:52pm UTC](https://www.ruby-forum.com/t/segv-on-zipruby-with-irb/181954/1 "2010-01-20T17:52:48Z")

</div>

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

zipruby[1] e$B$H$$$&e(B gem  
e$B$r;H$C$F$$$k$N$G$9$,!"0J2\<$N$h$&$J%9%/%j%W%H$re(B  
irb e$B$G\<B9T$9$k$He(B SEGV e$B$7$^$9!#e(B

1. [http://zipruby.rubyforge.org/](http://zipruby.rubyforge.org/) e$B$Ne(B 0.3.2 e$B$G$9!#e(B

e$B4D6-$O!"e(BDebian e$B%Q%C%1!\<%8$Ne(B ruby1.8(1.8.7.249-1) e$B$He(B  
rubygems1.8(1.3.5-2)e$B$G$9!#e(Bruby1.8.8dev  
e$B$O\<+J,$G%S%k%I$7$?$b$N$G$9!#e(B

$ cat z.rb  
require “rubygems”  
require “zipruby”

p RUBY\_DESCRIPTION  
zip = Zip::Archive.open(“foo.zip”, Zip::CREATE)  
zip.add(“foo”){}  
GC.start  
zip.close  
$ irb -rubygems z.rb

> > require “rubygems”  
> > =\> false  
> > require “zipruby”  
> > =\> true

?\> p RUBY\_DESCRIPTION  
“ruby 1.8.7 (2010-01-10 patchlevel 249) [i486-linux]”  
=\> nil

> > zip = Zip::Archive.open(“foo.zip”, Zip::CREATE)  
> > =\> #Zip::Archive:0xb6e17fc4  
> > zip.add(“foo”){}  
> > =\> nil  
> > GC.start  
> > =\> nil  
> > zip.close  
> > z.rb:8: [BUG] Segmentation fault  
> > ruby 1.8.7 (2010-01-10 patchlevel 249) [i486-linux]

Aborted (core dumped)

e$B0z?t$Ge(B rubygems e$B$re(B require  
e$B$7$J$$$H!"%(%i!\<$K$O$J$k$b$N$Ne(B SEGV e$B$K$O$Je(B  
e$B$j$^$;$s!#e(B

$ irb z.rb

> > require “rubygems”  
> > =\> true  
> > require “zipruby”  
> > =\> true

?\> p RUBY\_DESCRIPTION  
“ruby 1.8.7 (2010-01-10 patchlevel 249) [i486-linux]”  
=\> nil

> > zip = Zip::Archive.open(“foo.zip”, Zip::CREATE)  
> > =\> #Zip::Archive:0xb6d3a534  
> > zip.add(“foo”){}  
> > =\> nil  
> > GC.start  
> > =\> nil  
> > zip.close  
> > z.rb:8: warning: Error in Proc: undefined method `call' for "_ = IRB.CurrentContext.last_value":String (NoMethodError) Zip::Error: Close archive failed: Internal error from z.rb:8:in `close’  
> > from z.rb:8  
> > from (null):0

ruby e$B$GD\>@\<B9T$9$k$H!"0z?t$Ge(B rubygems e$B$re(B require  
e$B$9$k$7$J$$$K4X$o$i$:!"e(B  
e$B%(%i!\<$O5/$3$i$:@5\>o$K=\*N;$7$^$9!#e(B

$ ruby -rubygems z.rb  
“ruby 1.8.7 (2010-01-10 patchlevel 249) [i486-linux]”  
$ ruby z.rb  
“ruby 1.8.7 (2010-01-10 patchlevel 249) [i486-linux]”

ruby 1.8.8dev (2010-01-19 revision 26358) [i686-linux] e$B$@$H!“e(Birb  
e$B$G$O:Ge(B  
e$B8e$N%(%i!\<%a%C%;!\<%8$,0J2\<$N$h$&$KJQ$o$j$^$9$,!”$I$A$i$NJ}K!$Ge(B  
rubygems e$B$re(B require e$B$7$F$b!"e(BSEGV e$B$K$O$J$j$^$;$s!#e(B

> > zip.close  
> > z.rb:8: warning: Error in Proc: undefined method `call' for "/home/nov/ruby1.8/lib/ruby/1.8/irb/workspace.rb":String (NoMethodError) Zip::Error: Close archive failed: Internal error from z.rb:8:in `close’  
> > from z.rb:8  
> > from /home/nov/ruby1.8/lib/ruby/1.8/date.rb:814

ruby e$B$GD\>@\<B9T$9$k$HLdBj$J$$$N$Oe(B 1.8.7  
e$B$HF1$8$G$9!#$I$NAH$\_9g$o$;$G$b!“e(B  
GC.start e$B$N9T$r\>C$9$H!”@5\>o$K=\*N;$7$^$9!#e(B

- SEGV e$B$K$J$k$N$Oe(B zipruby e$B$NLdBj$G$7$g$&$+!)e(B
- irb e$B$N0z?t$Ge(B require e$B$9$k$N$H!"e(Birb e$B$,5/F0$7$F$+$ie(B  
require e$B$9$k$N$O!“e(B  
e$B2?$+0c$$$,$”$k$N$G$7$g$&$+!)e(B
- irb e$B$G$O%(%i!\<$de(B SEGV e$B$K$J$C$F!"e(Bruby  
e$B$G$O$&$^$/9T$/$N$O!"e(Birb e$B$NLdBje(B  
e$B$G$7$g$&$+!)e(B

e$B$H$$$&JU$j$,CN$j$?$$$G$9!#e(B

---

<div class="post-metadata">

**Author:** ![Nobuhiro\_IMAI](https://www.ruby-forum.com/letter_avatar_proxy/v4/letter/n/9f8e36/32.png) [@Nobuhiro\_IMAI](https://www.ruby-forum.com/u/Nobuhiro_IMAI)\
**Post date:** [January 25, 2010, 12:57am UTC](https://www.ruby-forum.com/t/segv-on-zipruby-with-irb/181954/2 "2010-01-25T00:57:59Z")

</div>

e$B@\>;3OB9-$G$9!#e(B

At Thu, 21 Jan 2010 01:52:28 +0900,  
Nobuhiro IMAI wrote:

> zipruby[1] e$B$H$$$&e(B gem e$B$r;H$C$F$$$k$N$G$9$,!"0J2\<$N$h$&$J%9%/%j%W%H$re(B  
> irb e$B$G\<B9T$9$k$He(B SEGV e$B$7$^$9!#e(B
> 
> 1. [http://zipruby.rubyforge.org/](http://zipruby.rubyforge.org/) e$B$Ne(B 0.3.2 e$B$G$9!#e(B
> 
> e$B4D6-$O!"e(BDebian e$B%Q%C%1!\<%8$Ne(B ruby1.8(1.8.7.249-1) e$B$He(B  
> rubygems1.8(1.3.5-2)e$B$G$9!#e(Bruby1.8.8dev e$B$O\<+J,$G%S%k%I$7$?$b$N$G$9!#e(B

ruby 1.8.8dev (2010-01-01 revision 26226) [x86\_64-linux]  
ruby 1.8.7 (2009-06-12 patchlevel 174) [x86\_64-linux], MBARI 0x6770,  
Ruby Enterprise Edition 2009.10  
ruby 1.8.7 (2009-06-12 patchlevel 174) [i686-linux], MBARI 0x8770, Ruby  
Enterprise Edition 2009.10  
e$B$J$I$G;n$7$F$\_$^$7$?$,!"e(BSEGV e$B$O:F8=$7$^$;$s$G$7$?!#e(B

e$B%$%s%9%H!\<%k$5$l$?$N$,e(B zipruby 0.3.6 e$B$@$C$?$N$G!"e(B  
0.3.2 e$B$rF~$lD\>$7$F$\_$?$H$3$m%(%i!\<$O:F8=$7$^$7$?!#e(B

e$B?7$7$$e(B zipruby e$B$G$OD\>$C$F$$$k$h$&$J$N$G!"e(Bziprubye$B$Ne(B  
e$BLdBj$@$C$?$N$G$O$J$$$+$H;W$$$^$9!#e(B