# \[$B\<ALd#2E@(B\] C $B$+$i$NDj?t;2\>H(B & thread switching $B%3%9%H$NDc8:(B

**URL:** <https://www.ruby-forum.com/t/b-ald-2e-b-c-b-i-ndj-t-2-h-b-thread-switching-b-3-9-h-ndc8-b/132974>\
**Category:** Development\
**Created:** [March 26, 2008, 11:31am UTC](https://www.ruby-forum.com/t/b-ald-2e-b-c-b-i-ndj-t-2-h-b-thread-switching-b-3-9-h-ndc8-b/132974 "2008-03-26T11:31:02Z")\
**Posts on this page:** 4\
**Page:** 1

<div class="post-metadata">

**Author:** ![Hidetoshi\_NAGAI](https://www.ruby-forum.com/letter_avatar_proxy/v4/letter/h/49beb7/32.png) [@Hidetoshi\_NAGAI](https://www.ruby-forum.com/u/Hidetoshi_NAGAI)\
**Post date:** [March 26, 2008, 11:31am UTC](https://www.ruby-forum.com/t/b-ald-2e-b-c-b-i-ndj-t-2-h-b-thread-switching-b-3-9-h-ndc8-b/132974/1 "2008-03-26T11:31:02Z")

</div>

e$B1J0f!wCNG=!%6e9)Bg$G$9!%e(B

e$B$9$\_$^$;$s$,!$#2E@\<ALd$5$;$F$/$@$5$$!%e(B

e$B$^$:#1E@L$G$9!%e(B

—[e$B\<ALd#1e(B]-----------------------------------------------------  
C e$B8@8l$G=q$+$l$?4X?t$Ke(B “::AAA::BBB::CCC” e$B$H$$$&7A$Ge(B  
e$BDj?te(B/e$B%/%i%9e(B/e$B%b%8%e!\<%k$N%Q%9J8;zNs$,EO$5$l$?;~!$e(B  
e$BBP\>]$H$J$k%\*%V%8%’%/%H$rF@$k$?$a$NDc%3%9%H$J\<BAu$Oe(B  
e$B$I$N$h$&$K=q$/$Y$-$G$7$g$&$+!%e(B

e$B$?$@$7!$BP\>]$H$J$k%_%V%8%’%/%H$O$3$N8!:w$N:]$Ke(B  
autoload e$B$GFI$9~$^$l$k2DG=@-$,$"$k$?$a!$e(B  
autoload e$B$N5!9=$O$-$A$s$HF/$/I,MW$,$"$j$^$9!%e(B  
e$B$^$?!$Dj?t$,B8:$7$J$$$J$I$NNc30$bJaB_$;$M$P$J$j$^$;$s!%e(B

## e$BC1=c$JJ}K!$J$i!$e(Brb\_eval\_string\_protect(str, &state) e$B$+$J$H$Oe(B e$B;W$&$N$G$9$,!%!%!%e(B

e$B\<!$K#2E@L$G$9!%e(B

—[e$B\<ALd#2e(B]-----------------------------------------------------  
thread A e$B$+$ie(B thread B e$B$K=hM}$r0MMj$7!$$=$N7k2L$re(B thread A  
e$B$Ge(B  
e$B\<u$1\<h$j$?$$$H$$$&\>l9g$K$D$$$F$G$9!%e(B

thread B e$B$OJ#?t$Ne(B thread e$B$+$i$N0MMj$r\<u$1IU$1$k$?$a!$e(B  
thread A e$B$+$i$N0MMj$r=hM}$7$?8e$OB.$d$+$KJL$N0MMj$re(B  
e$B=hM}$9$kI,MW$,$"$j$^$9!%e(B  
e$B$^$?!$e(Bthread B e$B$K$Oe(B local e$B$K=hM}$9$Y$-;E;ve(B  
(e$B%"%W%j%1!\<%7%g%sA4BN$G8+$F$bHf3SE\*M%@h=g0L$,9b$$e(B)  
e$B$b$"$j$^$9!%e(B

e$B$3$N$h$&$J\>l9g$N\<B9T%3%9%H$r$&$^$/Dc8:$7$F!$e(B  
e$B%"%W%j%1!\<%7%g%sA4BN$NB.EYDc2\<$rM^$($k$?$a$Ne(B  
e$B$&$^$$J}K!$O$J$$$G$7$g$&$+!%e(B

thread e$B@Z$jBX$($NIQEY$r2\<$2$k$H!$e(B  
e$B=hM}0MMj$KBP$9$kBT$A;~4V$,A}2C$7$FDcB.2=$7$^$9!%e(B  
e$B$+$H$$$C$F!$IQEY$r\>e$2$k$He(B thread e$B@Z$jBX$($N%3%9%H$,Bg$-$/$Fe(B  
e$BCY$/$J$C$F$7$^$$$^$9!%e(B

thread B e$B$K$OM%@h=g0L$,9b$a$Ne(B local e$B$N;E;v$O$"$j$^$9$,!$e(B  
e$B=hM}$N$J$$!V2K!W$J;~4V$bIQHK$KH/@8$7$^$9!%e(B  
e$B$7$+$7$=$NEY$KB\>$Ne(B thread e$B$K=hM}$r\>y$C$F$7$^$&$H!$e(B  
e$BM%@h=g0L$,9b$a$Ne(B local e$B$N;E;v$X$N1~Ez@-$,Dc2\<$7!$e(B  
e$B%"%W%j%1!\<%7%g%sA4BN$NF0:n$,F\_$/$J$C$F$7$^$$$^$9!%e(B  
e$B$J$\*!$e(Blocal e$B$N;E;v$,H/@8$7$?$+$I$&$+$re(B  
e$B30It$+$i%b%K%?!\<$9$k$3$H$O$G$-$^$;$s!%e(B

## Ruby e$B$,e(B Giant Lock e$B$G$Ne(B thread e$B@Z$jBX$(F0:n$G$"$k0J\>e$O!$e(B e$B$3$&$7$?B.EYDc2\<$OHr$1$h$&$,$J$$$3$H$J$N$G$7$g$&$+!%e(B

e$B$3$N#2E@L$O!$$4A[A|$NDL$j!$e(BRuby/Tk e$B$Ne(B eventloop  
e$B$N=hM}$NOC$G$9!%e(B  
e$B$"$k%9%/%j%W%H$N\<B9T4D6-$rJq$\_9~$`$?$a$Ke(B  
thread e$B$G$/$k$s$G\<B9T$9$k$h$&$K$7$?\>l9g!$e(B  
eventloop e$B$Ne(B thread e$B$H$N4V$K7c$7$$%a%C%;!\<%8$N1~=7$,9T$o$l$Fe(B  
e$BL$K8+$($F=hM}B.EY$,Dc2\<$7$F$7$^$$$^$9!%e(B

GUI e$B$N9=C[$N:]$K$O!$0MMj"\*LaCM\<u$1\<h$j"\*LaCM$K4p$E$$$F$N0MMje(B  
e$B$H$$$&$N$,IQHK$K9T$o$l$k$?$a$K82Cx$KCY$/$J$j$^$9!%e(B  
GUI e$B$N9=C[$,40N;$7$F$7$^$($P!$DL\>o$O%9%/%j%W%HB&$+$i$Ne(B  
e$B=hM}0MMj$O7c8:$9$k$N$G!$B.EYDc2\<$O$[$\LdBj$K$J$i$J$$$h$&$G$9!%e(B

e$B8=:_$Ne(B eventloop e$B$G$O!$O"B3=hM}?te(B  
(e$B=hM}$,$J$$;~$K$OB?$/A}2C$5$;$ke(B) e$B$He(B  
e$B%?%$%^!\<$H$NAH9g$o$;$G!$@Z$jBX$($N%?%$%_%s%0$re(B  
e$B%9%/%j%W%H$+$i$"$kDxEY%3%s%H%m!\<%k$G$-$k$h$&$K$O$7$F$$$^$9$,!$e(B  
e$B$I$N$h$&$JCM$K$9$Y$-$+$N:,5r$,$"$k$o$1$G$b$J$/!$e(B  
e$B\>lEv$?$jE\*$JBP1~$K2a$.$J$$$3$H$,5$$K$J$C$F$$$^$9!%e(B

e$B$G$9$N$G!$!V$=$&$7$?\>l9g$O$3$&$9$Y$-!W$H$$$&$N$,$"$l$Pe(B  
e$B$\<$R65$($r@A$$$?$$$H;W$C$F$$$^$9!%e(B  
e$B$h$m$7$/$\*4j$$$7$^$9!%e(B

---

<div class="post-metadata">

**Author:** ![Hidetoshi\_NAGAI](https://www.ruby-forum.com/letter_avatar_proxy/v4/letter/h/49beb7/32.png) [@Hidetoshi\_NAGAI](https://www.ruby-forum.com/u/Hidetoshi_NAGAI)\
**Post date:** [April 3, 2008, 11:38am UTC](https://www.ruby-forum.com/t/b-ald-2e-b-c-b-i-ndj-t-2-h-b-thread-switching-b-3-9-h-ndc8-b/132974/2 "2008-04-03T11:38:08Z")

</div>

e$B$J$+$@$G$9!#e(B

At Wed, 26 Mar 2008 19:29:43 +0900,  
Hidetoshi NAGAI wrote in [ruby-dev:34144]:

> —[e$B\<ALd#1e(B]-----------------------------------------------------  
> C e$B8@8l$G=q$+$l$?4X?t$Ke(B “::AAA::BBB::CCC” e$B$H$$$&7A$Ge(B  
> e$BDj?te(B/e$B%/%i%9e(B/e$B%b%8%e!\<%k$N%Q%9J8;zNs$,EO$5$l$?;~!$e(B  
> e$BBP\>]$H$J$k%\*%V%8%’%/%H$rF@$k$?$a$NDc%3%9%H$J\<BAu$Oe(B  
> e$B$I$N$h$&$K=q$/$Y$-$G$7$g$&$+!%e(B

e$B%/%i%9e(B/e$B%b%8%e!\<%k$@$1$J$ie(Brb\_path2class()e$B$,$"$j$^$9$,!“G$0U$NDj?te(B  
e$B$K$D$$$F2DG=$J4X?t$O$J$+$C$?$H;W$$$^$9!#e(Brb\_path2const()e$B$H$$$&$Ne(B  
e$B$r9M$($?$3$H$b$”$j$^$9$,!#e(B

> e$B$?$@$7!$BP\>]$H$J$k%\*%V%8%’%/%H$O$3$N8!:w$N:]$Ke(B  
> autoload e$B$GFI$\_9~$^$l$k2DG=@-$,$"$k$?$a!$e(B  
> autoload e$B$N5!9=$O$-$A$s$HF/$/I,MW$,$"$j$^$9!%e(B

autoloade$B$N5!9=$Oe(Brb\_const\_gete$B%l%Y%k$G=hM}$7$F$$$k$N$G$[$\F)2aE\*$Ge(B  
e$B$9!#5U$Ke(Bautoloade$B$5$l$k$+%A%’%C%/$7$?$$$H$-$K$O!“e(Brb\_autoload\_p()  
e$B$r;H$&I,MW$,$”$j$^$9!#e(B

> e$B$^$?!$Dj?t$,B8:\_$7$J$$$J$I$NNc30$bJaB\*$;$M$P$J$j$^$;$s!%e(B
> 
> e$BC1=c$JJ}K!$J$i!$e(Brb\_eval\_string\_protect(str, &state) e$B$+$J$H$Oe(B  
> e$B;W$&$N$G$9$,!%!%!%e(B

e$B:#$N$H$3$m$=$&$9$k0J30$J$$$H;W$$$^$9!#e(B

> e$B$3$N$h$&$J\>l9g$N\<B9T%3%9%H$r$&$^$/Dc8:$7$F!$e(B  
> e$B%"%W%j%1!\<%7%g%sA4BN$NB.EYDc2\<$rM^$($k$?$a$Ne(B  
> e$B$&$^$$J}K!$O$J$$$G$7$g$&$+!%e(B

thread Be$B$N=hM}$,JL$Ne(Bnative  
threade$B$G\<B9T$G$-$k=hM}$G$"$l$P!"J,N%e(B  
e$B$7$?$[$&$,$$$$$N$+$b$7$l$^$;$s!#e(B  
thread Ae$B$H$NDL?.$,LdBj$K$J$j$^$9$,!#e(B

---

<div class="post-metadata">

**Author:** ![Hidetoshi\_NAGAI](https://www.ruby-forum.com/letter_avatar_proxy/v4/letter/h/49beb7/32.png) [@Hidetoshi\_NAGAI](https://www.ruby-forum.com/u/Hidetoshi_NAGAI)\
**Post date:** [April 3, 2008, 7:19pm UTC](https://www.ruby-forum.com/t/b-ald-2e-b-c-b-i-ndj-t-2-h-b-thread-switching-b-3-9-h-ndc8-b/132974/3 "2008-04-03T19:19:47Z")

</div>

e$B1J0f!wCNG=!%6e9)Bg$G$9!%e(B

e$B2sEz$r$"$j$,$H$&$4$6$$$^$9!%e(B

From: Nobuyoshi N. [removed\_email\_address@domain.invalid](mailto:removed_email_address@domain.invalid)  
Subject: [ruby-dev:34234] Re: [e$B\<ALd#2E@e(B] C e$B$+$i$NDj?t;2\>He(B &  
thread switching e$B%3%9%H$NDc8:e(B  
Date: Thu, 3 Apr 2008 18:37:43 +0900  
Message-ID: [removed\_email\_address@domain.invalid](mailto:removed_email_address@domain.invalid)

> > —[e$B\<ALd#1e(B]-----------------------------------------------------  
> > (snip)  
> > e$BC1=c$JJ}K!$J$i!$e(Brb\_eval\_string\_protect(str, &state) e$B$+$J$H$Oe(B  
> > e$B;W$&$N$G$9$,!%!%!%e(B
> 
> e$B:#$N$H$3$m$=$&$9$k0J30$J$$$H;W$$$^$9!#e(B

e$B$=$&$G$9$+!%!%!%e(B  
eval e$B$OCY$$$HJ9$$$F$$$?$N$G2DG=$J$iHr$1$?$[$&$,$$$$$N$+$J$He(B  
e$B;W$C$F$$$^$7$?$,!$e(Brb\_eval\_string\_protect  
e$B$G07$&$3$H$K$7$^$9!%e(B

> > —[e$B\<ALd#2e(B]-----------------------------------------------------  
> > (snip)  
> > thread Be$B$N=hM}$,JL$Ne(Bnative threade$B$G\<B9T$G$-$k=hM}$G$"$l$P!"J,N%e(B  
> > e$B$7$?$[$&$,$$$$$N$+$b$7$l$^$;$s!#e(B  
> > thread Ae$B$H$NDL?.$,LdBj$K$J$j$^$9$,!#e(B

native thread e$B$NJ,N%$K$O$+$J$j$N\<j4Ve(B  
(e$B$\*$C$7$c$kDL$j!$$=$NDL?.$Ge(B)  
e$B$,I,MW$H$J$j$=$&$G$9$N$G!$\<!@$Be$Ne(B Ruby/Tk  
e$B$G$H9M$($F$$$^$9!%e(B

native thread e$B$re(B Ruby e$B$N@)8f$+$i@Z$jN%$9$3$H$N$[$+$K$Oe(B  
e$B0lHLE\*$K!V$3$l!\*!W$H$$$&7A$GDLMQ$9$kJ}K!$O$J$/!$e(B  
e$B8D!9$NLdBj$K9g$o$;$?BP=h$H$;$6$k$rF@$J$$$H$$$&$N$,e(B  
e$B@5$7$$M}2r$H9M$($FNI$$$H$$$&$3$H$G$9$M!%e(B

e$B$"$j$,$H$&$4$6$$$^$7$?!%e(B

---

<div class="post-metadata">

**Author:** ![Hidetoshi\_NAGAI](https://www.ruby-forum.com/letter_avatar_proxy/v4/letter/h/49beb7/32.png) [@Hidetoshi\_NAGAI](https://www.ruby-forum.com/u/Hidetoshi_NAGAI)\
**Post date:** [April 5, 2008, 3:22am UTC](https://www.ruby-forum.com/t/b-ald-2e-b-c-b-i-ndj-t-2-h-b-thread-switching-b-3-9-h-ndc8-b/132974/4 "2008-04-05T03:22:50Z")

</div>

e$B$J$+$@$G$9!#e(B

At Fri, 4 Apr 2008 02:16:17 +0900,  
Hidetoshi NAGAI wrote in [ruby-dev:34246]:

> > > e$BC1=c$JJ}K!$J$i!$e(Brb\_eval\_string\_protect(str, &state) e$B$+$J$H$Oe(B  
> > > e$B;W$&$N$G$9$,!%!%!%e(B
> > 
> > e$B:#$N$H$3$m$=$&$9$k0J30$J$$$H;W$$$^$9!#e(B
> 
> e$B$=$&$G$9$+!%!%!%e(B  
> eval e$B$OCY$$$HJ9$$$F$$$?$N$G2DG=$J$iHr$1$?$[$&$,$$$$$N$+$J$He(B  
> e$B;W$C$F$$$^$7$?$,!$e(Brb\_eval\_string\_protect e$B$G07$&$3$H$K$7$^$9!%e(B

e$B$"!“e(Bevale$B$8$c$J$/$F$b!“e(Bclass/modulee$B8BDj$J$i$Pe(Brb\_protect()e$B7PM3$Ge(B  
rb\_path2class()e$B$r8F$Y$P$G$-$^$9!#Dj?t0lHL$K$D$$$F$O!”$”$C$?$[$&e(B  
e$B$,$$$$$H$O;W$$$^$9$,!"8=\>u$G$O$J$7$H$$$&$3$H$G!#e(B