fastthread$B$K$D$$$F(B

e$BA0ED$G$9!#e(B

e$B$A$g$C$HCY$-$K<:$7$?46$b$"$j$^$9$,!“e(Bfastthreade$B$N%3!<%I%l%S%e!<$re(B
e$B$7$^$7$?$N$G!”$$$/[email protected]$r!#e(B

(1) rb_thread_wakeup()e$B$Ne(Brb_rescue2()

rb_thread_wakeup()e$B$re(Brb_rescue2()e$B$G<B9T$7$Fe(BThreadErrore$B$rL5;k$9$ke(B
e$B$h$&$K$7$F$$$^$9$,!“e(BTHREAD_KILLEDe$B$J%9%l%C%I$O%9%-%C%W$7$F<!$Ne(B
e$B%9%l%C%I$re(Bwakeupe$B$7$J$$$H!”[email protected]$l$be([email protected]$G$-$J$/$J$C$F$^$:$$e(B
e$B$h$&$J5$$,$7$^$9!#e(B

(2) Marshale$B$NBP1~e(B

Marshale$B$Ge(Blocke$B$G%V%m%C%/$7$F$$$k;~$K$be(Bdump/loade$B$G$-$k$h$&$K$J$C$Fe(B
e$B$$$^$9$,!":#$Ne(BMutexe$B$G$Oe(Blocke$BCf$Oe(Bdump/loade$B$G$-$J$$$N$GHs8_49$G$9$M!#e(B
Javae$B$Ne(BObjecte$B$be(Bdump/loade$B$G$-$ke(B([email protected]$H%b%K%?5!9=$Oe(BObjecte$B$KHw$o$C$Fe(B
e$B$$$^$9e(B)e$B$N$GLdBj$J$$$H$O;W$&$N$G$9$,!"[email protected]$K$D$$$F$O==J,8!F$$5$l$Fe(B
e$B$$$^$9$G$7$g$&$+!#e(B

(3) malloc/free

malloc/freee$B$r;H$C$F$^$9$,!"e(Bxmalloc/xfreee$B$K$7$?J}$,$h$$$N$G$Oe(B
e$B$J$$$G$7$g$&$+!#e(B

(4) rb_thread_critical

e$B$$$/$D$+e(Brb_thread_criticale$B$NA`:n$r$7$F$$$^$9$,!“e(BCe$B%l%Y%k$G$Oe(B
e$B$”$k<o$Ne(BRuby APIe$B$r8F$P$J$$$+$.$j$O%9%1%8%e!<%j%s%0%$%Y%s%H$Oe(B
e$BH/@8$7$J$$$N$GITMW$G$O$J$$$G$7$g$&$+!#e(B

(5) Queue

Queuee$B$Oe(BRubye$B%l%Y%k$Ge(BMutex/ConditionVariablee$B$r;H$C$F<BAu$7$?J}$,e(B
e$B$$$$$h$&$K;W$$$^$9!#e(B

e$B$H$$$&$+!“e(BQueuee$B$H$$$&L>A0$b$A$g$C$H$”$l$J$N$G!"e(B1.9e$B$G$Oe(B

Thread::Queuee$B$H$+$K$7$?J}$,$$$$5$$b!#e(B

e$B$=$&$9$k$H!"e(BListe$B$Ne(Bsizee$B$J$I$Oe(BMutex/ConditionVariablee$B$N<B8=$K$Oe(B
e$BITMW$J$N$G:o$k$3$H$b$G$-$^$9$M!#e(B

(6) e$B<[email protected](B

Mongrele$B$G;H$C$F$$$k$N$G<[email protected]$,$"$k$H$$$&$3$H$G$9$,!“e(BConditionVariable
e$B$O;H$o$l$F$$$J$$$h$&$K;W$$$^$9!#e(B
e$B$I$A$i$+$H$$$&$He(BConditionVariablee$B$NJ}$,LdBj$,5/$-$d$9$$$+$b$7$l$^$;$s!#e(B
e$B$”$H!"%9%l%C%I$,[email protected]$H$"$k%"%W%j%1!<%7%g%s$GLdBj$J$$$+$i$H$$$C$F!“e(B
e$BB>$N%”%W%j%1!<%7%g%s$GLdBj$J$$$H$O$$$($J$$$N$G!“J#?t$N%”%W%j%1!<%7%g%se(B
e$B$G8!>Z$7$?J}$,K>$^$7$$$G$9$M!#e(B

(7) e$B%a%s%F%Je(B

fastthreade$B$N%a%s%F%J$OC/$K$J$k$N$G$7$g$&$+e(B?

e$B:G8e$NJ}$O%3!<%I$H4X78$J$/$J$C$F$^$9$Me(B;p
e$BB>$K$b2?$+$"$C$?$h$&$J5$$,$7$^$9$,!“K:$l$^$7$?!#e(B
e$BA4BNE*$KCWL?E*$JLdBj$,$”$k$o$1$G$O$J$$e(B(lib/thread.rbe$B$HF1$8DxEYe(B
e$B$K$O>e<j$/F0$-$=$&e(B)e$B$H;W$&$N$G$9$,!"$A$g$C$HIT0B$G$9!#e(B

e$B$H$$$C$F:#$N%?%$%_%s%0$G%3!<%I$r$$$8$k$N$b62$$$N$G$9$,!"$I$&$9$ke(B
e$B$Y$-$G$7$g$&$+!#e(B
1.8.5e$B$b%a%s%F%J%s%9$5$l$k$3$H$G$9$7!"$3$N$^$^$($$$d$C$HF~$l$Fe(B
e$B$7$^$C$F$b$$$$$G$9$+$M!#e(B

e$B$=$&$$$($P!"e(Bruby_1_8_5e$B$Ne(Bsignal.ce$B$NOC$Oe(Bmpute$B$5$s$KEA$o$C$F$k$se(B

e$B$G$7$?$C$1!#e(B

Shugo M. wrote:

e$B$=$&$$$($P!"e(Bruby_1_8_5e$B$Ne(Bsignal.ce$B$NOC$Oe(Bmpute$B$5$s$KEA$o$C$F$k$se(B

e$B$G$7$?$C$1!#e(B

e$BEA$o$C$F$J$$$C$9!#>:Y4uK>!#e(B

e$BA0ED$G$9!#e(B

Urabe S. wrote:

Shugo M. wrote:

e$B$=$&$$$($P!"e(Bruby_1_8_5e$B$Ne(Bsignal.ce$B$NOC$Oe(Bmpute$B$5$s$KEA$o$C$F$k$se(B

e$B$G$7$?$C$1!#e(B

e$BEA$o$C$F$J$$$C$9!#>:Y4uK>!#e(B

ruby_1_8e$B$G$OD>$C$F$$$k$s$G$9$,!“e(B1.8.5e$B$G$OFCDj$N%W%i%C%H%U%)!<%e(B (e$B<+J,$,3NG'$7$?$N$Oe(BLinxu)e$B$G!"e(Bflocke$B$J$I$N%7%9%F%%3!<%k$G%V%m%C%/e(B
e$B$7$F$$$k;~$K3d$j9~$_$,8z$+$J$$LdBj$,$”$k$h$&$G$9!#e(B

trap(:INT) do
p :INT
exit!
end
f = open("/tmp/lock", “w”)
f.flock(File::LOCK_EX)
p :locked
sleep

e$B$3$s$J%9%/%j%W%H$rFs$DF0$+$7$F!"8e$GF0$+$7$?J}$Ge(BCtrl-Ce$B$r2!$9$H:F8=e(B
e$B$7$^$9!#e(B
[email protected]$He(B:INTe$B$H=PNO$7$F=*N;$7$^$9$,!"e(Bruby_1_8_5e$B$G$Oe(Bflocke$B$G%m%C%/e(B
[email protected]$7$FLa$C$FMh$k$^$G2?$b5/$3$j$^$;$s!#e(B

[email protected]$5$l$?%j%S%8%g%s$Oe(B11203e$B$G$9$,!“Fs$D$”[email protected]$N$&$A!"e(B

    * signal.c (ruby_signal): don't set SA_RESTART.  a backport from
      the HEAD.  [ruby-talk:220937]  [ruby-talk:147220]

e$B$NJ}$,>[email protected]$G$9!#e(B

e$BA0ED$G$9!#e(B

Shugo M. wrote:

(1) rb_thread_wakeup()e$B$Ne(Brb_rescue2()

rb_thread_wakeup()e$B$re(Brb_rescue2()e$B$G<B9T$7$Fe(BThreadErrore$B$rL5;k$9$ke(B
e$B$h$&$K$7$F$$$^$9$,!“e(BTHREAD_KILLEDe$B$J%9%l%C%I$O%9%-%C%W$7$F<!$Ne(B
e$B%9%l%C%I$re(Bwakeupe$B$7$J$$$H!”[email protected]$l$be([email protected]$G$-$J$/$J$C$F$^$:$$e(B
e$B$h$&$J5$$,$7$^$9!#e(B

e$B$3$l$O4*0c$$$G$7$?!#e(B
rescue2()e$B$NLa$jCM$r8+$Fe(Bwhilee$B%k!<%W$r2s$7$F$$$k$N$G>e5-$N$h$&$Je(B
e$B=hM}$K$J$C$F$$$=$&$G$9$M!#e(B

e$BKNIt$G$9e(B

Shugo M. wrote:

ruby_1_8e$B$G$OD>$C$F$$$k$s$G$9$,!“e(B1.8.5e$B$G$OFCDj$N%W%i%C%H%U%)!<%e(B (e$B<+J,$,3NG'$7$?$N$Oe(BLinxu)e$B$G!"e(Bflocke$B$J$I$N%7%9%F%%3!<%k$G%V%m%C%/e(B
e$B$7$F$$$k;~$K3d$j9~$_$,8z$+$J$$LdBj$,$”$k$h$&$G$9!#e(B

e$B$U$!#$5$9$,$K$3$N5sF0$K0MB8$7$F$k%W%m%0%i%$O$J$$$H?.$8$?$$$N$G!“e(B185e$B$Ke(B
e$B$b$”$F$^$9!#;XE&$5$l$J$-$c5$$E$$$F$^$;$s$G$7$?!#$"$j$,$H$&$4$6$$$^$9!#e(B

e$BA0ED$G$9!#e(B

Urabe S. wrote:

ruby_1_8e$B$G$OD>$C$F$$$k$s$G$9$,!“e(B1.8.5e$B$G$OFCDj$N%W%i%C%H%U%)!<%e(B (e$B<+J,$,3NG'$7$?$N$Oe(BLinxu)e$B$G!"e(Bflocke$B$J$I$N%7%9%F%%3!<%k$G%V%m%C%/e(B
e$B$7$F$$$k;~$K3d$j9~$_$,8z$+$J$$LdBj$,$”$k$h$&$G$9!#e(B

e$B$U$!#$5$9$,$K$3$N5sF0$K0MB8$7$F$k%W%m%0%i%$O$J$$$H?.$8$?$$$N$G!“e(B185e$B$Ke(B
e$B$b$”$F$^$9!#;XE&$5$l$J$-$c5$$E$$$F$^$;$s$G$7$?!#$"$j$,$H$&$4$6$$$^$9!#e(B

e$B$A$J$_$Ke(B1.8.4e$B$G$OLdBj$J$+$C$?$j$7$^$9!#e(B
e$B>$7$/$OGD0.$7$F$$$J$$$N$G$9$,!“e(B1.8.5e$B$Ke([email protected]$,%^!<%8$5$l$?;~$Ke(B
SA_RESTARTe$B$NJQ99$,<h$j$3$$5$l$FCfESH>C<$J>uBV$K$J$C$?$?$a$K!”>e5-$Ne(B
e$B$h$&$J>uBV$K$J$C$F$7$^$C$?$h$&$G$9!#e(B

At Sun, 25 Feb 2007 17:03:17 +0900,
Shugo M. wrote:

e$B$A$g$C$HCY$-$K<:$7$?46$b$"$j$^$9$,!“e(Bfastthreade$B$N%3!<%I%l%S%e!<$re(B
e$B$7$^$7$?$N$G!”$$$/[email protected]$r!#e(B

e$B!!$"$j$,$H$&$4$6$$$^$9!*e(B

e$B!!$3$N$h$&$J$b$N$OK\Mhe(B trunk
e$B$G<B83$9$Y$-$G$9$,!"%?%$%_%s%0E*$Ke(B
e$B:#$Ne(B trunk e$B$OMn$ACe$$$F$$$J$$$N$G!"e(B ruby_1_8
e$B$G8x3+%F%9%H$7$Fe(B
e$B$$$k$H$$$&>u67$G$9!#e(B(e$B2<$NJ}$KB3$/e(B)

(1) rb_thread_wakeup()e$B$Ne(Brb_rescue2()

rb_thread_wakeup()e$B$re(Brb_rescue2()e$B$G<B9T$7$Fe(BThreadErrore$B$rL5;k$9$ke(B
e$B$h$&$K$7$F$$$^$9$,!“e(BTHREAD_KILLEDe$B$J%9%l%C%I$O%9%-%C%W$7$F<!$Ne(B
e$B%9%l%C%I$re(Bwakeupe$B$7$J$$$H!”[email protected]$l$be([email protected]$G$-$J$/$J$C$F$^$:$$e(B
e$B$h$&$J5$$,$7$^$9!#e(B

e$B!!JL%a!<%k$NDL$j!"JV$jCM$r8+$F%k!<%W$r7QB3$7$F$$$k$N$GBg>fIW$=$&e(B
e$B$G$9$M!#e(B

(2) Marshale$B$NBP1~e(B

Marshale$B$Ge(Blocke$B$G%V%m%C%/$7$F$$$k;~$K$be(Bdump/loade$B$G$-$k$h$&$K$J$C$Fe(B
e$B$$$^$9$,!":#$Ne(BMutexe$B$G$Oe(Blocke$BCf$Oe(Bdump/loade$B$G$-$J$$$N$GHs8_49$G$9$M!#e(B
Javae$B$Ne(BObjecte$B$be(Bdump/loade$B$G$-$ke(B([email protected]$H%b%K%?5!9=$Oe(BObjecte$B$KHw$o$C$Fe(B
e$B$$$^$9e(B)e$B$N$GLdBj$J$$$H$O;W$&$N$G$9$,!"[email protected]$K$D$$$F$O==J,8!F$$5$l$Fe(B
e$B$$$^$9$G$7$g$&$+!#e(B

e$B!!5$$E$-$^$;$s$G$7$?!#8!F$$7$^$9!#e(B

(3) malloc/free

malloc/freee$B$r;H$C$F$^$9$,!"e(Bxmalloc/xfreee$B$K$7$?J}$,$h$$$N$G$Oe(B
e$B$J$$$G$7$g$&$+!#e(B

[email protected]$7$^$9!#e(B

(4) rb_thread_critical

e$B$$$/$D$+e(Brb_thread_criticale$B$NA`:n$r$7$F$$$^$9$,!“e(BCe$B%l%Y%k$G$Oe(B
e$B$”$k<o$Ne(BRuby APIe$B$r8F$P$J$$$+$.$j$O%9%1%8%e!<%j%s%0%$%Y%s%H$Oe(B
e$BH/@8$7$J$$$N$GITMW$G$O$J$$$G$7$g$&$+!#e(B

e$B!!3N$+$K!#@Dj$7$F$$$kCM$bE}0l46$,$J$$$N$G8+D>$7$F$$^$9!#e(B

(5) Queue

Queuee$B$Oe(BRubye$B%l%Y%k$Ge(BMutex/ConditionVariablee$B$r;H$C$F<BAu$7$?J}$,e(B
e$B$$$$$h$&$K;W$$$^$9!#e(B

e$B$H$$$&$+!“e(BQueuee$B$H$$$&L>A0$b$A$g$C$H$”$l$J$N$G!"e(B1.9e$B$G$Oe(B

Thread::Queuee$B$H$+$K$7$?J}$,$$$$5$$b!#e(B

e$B$=$&$9$k$H!"e(BListe$B$Ne(Bsizee$B$J$I$Oe(BMutex/ConditionVariablee$B$N<B8=$K$Oe(B
e$BITMW$J$N$G:o$k$3$H$b$G$-$^$9$M!#e(B

e$B!!:n<T$H$bAjCL$7$F$_$^$9!#e(B

(6) e$B<[email protected](B

Mongrele$B$G;H$C$F$$$k$N$G<[email protected]$,$"$k$H$$$&$3$H$G$9$,!“e(BConditionVariable
e$B$O;H$o$l$F$$$J$$$h$&$K;W$$$^$9!#e(B
e$B$I$A$i$+$H$$$&$He(BConditionVariablee$B$NJ}$,LdBj$,5/$-$d$9$$$+$b$7$l$^$;$s!#e(B
e$B$”$H!"%9%l%C%I$,[email protected]$H$"$k%"%W%j%1!<%7%g%s$GLdBj$J$$$+$i$H$$$C$F!“e(B
e$BB>$N%”%W%j%1!<%7%g%s$GLdBj$J$$$H$O$$$($J$$$N$G!“J#?t$N%”%W%j%1!<%7%g%se(B
e$B$G8!>Z$7$?J}$,K>$^$7$$$G$9$M!#e(B

e$B!!$3$l$OBg$-$J2]Bj$G$9!#%^%k%A%9%l%C%I$N<j:"$J%F%9%H%9%$!<%H$,e(B
e$B$J$$$3$H$b$"$j$^$9$,!"%G%P%C%0$N$7$K$/$5$bLdBj$G$9!#e(B

e$B!!5U$K!"$3$&$7$Fe(B Mutex e$B$de(B ConditionVariable
e$B$r3HD%%i%$%V%i%j2=e(B
e$B$9$k$3$H$G3F=hM}[email protected])8f2<$KCV$1$k$N$G!“Nc$($P%m%C%/$dJQ?t$NCM$Ne(B
e$BJQ99$NA08e$G0U?^E*$K%3%s%F%/%9%H%9%$%C%A$rH/@8$5$;!”%9%l%C%I!&e(B
e$B%m%C%/!&JQ?t$N>uBV$r%b%K%?$9$k$h$&$J5!G=$rIU2C$7$?$j$O$7$d$9$/e(B
e$B$J$k$H;W$$$^$9!#e(B

(7) e$B%a%s%F%Je(B

fastthreade$B$N%a%s%F%J$OC/$K$J$k$N$G$7$g$&$+e(B?

e$B!!Mn$ACe$/$^$G$O:n<T$Ne(B MentTaLguY e$B$G$9!#%a!<%k$G$d$j$H$j$7$Fe(B
e$B$$$k8B$j%3%_%e%K%1!<%7%g%s$KLdBj$O$J$$$N$G!“2?$+$”$l$P5$7Z$Ke(B
e$BO"Mm$7$F$"$2$F$/[email protected]$5$$!#e(B

e$B:G8e$NJ}$O%3!<%I$H4X78$J$/$J$C$F$^$9$Me(B;p
e$BB>$K$b2?$+$"$C$?$h$&$J5$$,$7$^$9$,!“K:$l$^$7$?!#e(B
e$BA4BNE*$KCWL?E*$JLdBj$,$”$k$o$1$G$O$J$$e(B(lib/thread.rbe$B$HF1$8DxEYe(B
e$B$K$O>e<j$/F0$-$=$&e(B)e$B$H;W$&$N$G$9$,!"$A$g$C$HIT0B$G$9!#e(B

e$B$H$$$C$F:#$N%?%$%_%s%0$G%3!<%I$r$$$8$k$N$b62$$$N$G$9$,!"$I$&$9$ke(B
e$B$Y$-$G$7$g$&$+!#e(B

e$B!!%F%9%HB%?J$N$?$ae(B ruby_1_8_6 e$B$K$bF~$l$Fe(B preview
e$B$7$F$b$i$C$Fe(B
e$B$$$^$9$,!"$b$7LdBj$,8+$D$+$C$?>l9g$K$O!":G=*%j%j!<%9$Oe(B
–disable-fastthread e$B$r%G%U%)%k%H$K$7$F=P2Y$9$k$3$H$K$7$F$$$^$9!#e(B

1.8.5e$B$b%a%s%F%J%s%9$5$l$k$3$H$G$9$7!"$3$N$^$^$($$$d$C$HF~$l$Fe(B
e$B$7$^$C$F$b$$$$$G$9$+$M!#e(B

e$B!!$O$$!“F1MM$Ke(B 1.8.6
e$B$b%a%s%F%J%s%9$5$l$^$9!#%Q%C%A%j%j!<%9e(B(-p#)
e$B$H$$$&?7$7$$IJ<A8~>e%5%$%/%k$,$G$-$?$3$H$G!”>/$73Z4QE*$JJ}?K$Ke(B
e$B$J$C$F$$$^$9!#e(B

e$B!!e(B1.8.6
e$B:G=*%j%j!<%9$r$I$&$9$k$+$O!"0J>e$N%l%S%e!<7k2L$X$NBP1~$Ne(B
e$BCf$G7h$a$?$$$H;W$$$^$9!#e(B


/
/__ __ Akinori.org / MUSHA.org
/ ) ) ) ) / FreeBSD.org / Ruby-lang.org
Akinori MUSHA aka / (_ / ( (__( @ iDaemons.org / and.or.jp

“Different eyes see different things,
Different hearts beat on different strings –
But there are times for you and me when all such things agree”

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

In message “Re: [ruby-dev:30430] Re: fastthreade$B$K$D$$$Fe(B”
on Mon, 26 Feb 2007 15:48:05 +0900, Shugo M.
[email protected] writes:

|e$B$"$H!"e(BMutex#unlocke$B$G%m%C%/Cf$G$O$J$+$C$?$H$-$Ke(Bselfe$B$NBe$o$j$Ke(Bnile$B$rJV$9e(B
|e$B$H$3$m$^$G%%j%8%J%k$HF1$8$K$7$F$"$k$H$3$m$K$A$g$C$H46F0$7$?$N$G$9$,!"e(B
|e$B$3$l$C$F$=$b$=$b0U?^E
[email protected]$C$?$s$G$7$g$&$+e(B? > e$B$^$D$b$H$5$se(B

e$B3N$+$=$&[email protected]$C$?$h$&$K;W$$$^$9!#e(B

e$BA0ED$G$9!#e(B

e$B0lHV2<$K$^$D$b$H$5$s$X$N<ALd$,$"$j$^$9!#e(B

Akinori MUSHA wrote:

(1) rb_thread_wakeup()e$B$Ne(Brb_rescue2()

rb_thread_wakeup()e$B$re(Brb_rescue2()e$B$G<B9T$7$Fe(BThreadErrore$B$rL5;k$9$ke(B
e$B$h$&$K$7$F$$$^$9$,!“e(BTHREAD_KILLEDe$B$J%9%l%C%I$O%9%-%C%W$7$F<!$Ne(B
e$B%9%l%C%I$re(Bwakeupe$B$7$J$$$H!”[email protected]$l$be([email protected]$G$-$J$/$J$C$F$^$:$$e(B
e$B$h$&$J5$$,$7$^$9!#e(B

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e$B$O$$!"<:Ni$7$^$7$?!#e(B

(2) Marshale$B$NBP1~e(B

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e$B$$$^$9e(B)e$B$N$GLdBj$J$$$H$O;W$&$N$G$9$,!"[email protected]$K$D$$$F$O==J,8!F$$5$l$Fe(B
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e$B$?$V$s!“LdBj$J$$$H$O;W$&$N$G$9$,!#e(B
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Producer-Consumere$B$N4JC1$J%5%s%W%k$O$b$A$m$s$&$^$/F0$-$^$7$?!#e(B

(7) e$B%a%s%F%Je(B

fastthreade$B$N%a%s%F%J$OC/$K$J$k$N$G$7$g$&$+e(B?

e$B!!Mn$ACe$/$^$G$O:n<T$Ne(B MentTaLguY e$B$G$9!#%a!<%k$G$d$j$H$j$7$Fe(B
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e$B!!%F%9%HB%?J$N$?$ae(B ruby_1_8_6 e$B$K$bF~$l$Fe(B preview e$B$7$F$b$i$C$Fe(B
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e$B$*<j?t$G$9$,$h$m$7$/$*4j$$$7$^$9!#e(B

e$B$"$H!"e(BMutex#unlocke$B$G%m%C%/Cf$G$O$J$+$C$?$H$-$Ke(Bselfe$B$NBe$o$j$Ke(Bnile$B$rJV$9e(B
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[email protected]$C$?$s$G$7$g$&$+e(B? > e$B$^$D$b$H$5$se(B

def unlock
return unless @locked

self
end

svn anne$B$9$k$He(Brev2e$B$Ne(BInitial
revisione$B$+$i$N$h$&$J$N$G$9$,e(B…e$B!#e(B

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