# \[Bug:1.9\] default\_external depends on the order of -K and -E

**URL:** <https://www.ruby-forum.com/t/bug-1-9-default-external-depends-on-the-order-of-k-and-e/144856>\
**Category:** Development\
**Created:** [August 3, 2008, 10:32am UTC](https://www.ruby-forum.com/t/bug-1-9-default-external-depends-on-the-order-of-k-and-e/144856 "2008-08-03T10:32:36Z")\
**Posts on this page:** 9\
**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:** [August 3, 2008, 10:32am UTC](https://www.ruby-forum.com/t/bug-1-9-default-external-depends-on-the-order-of-k-and-e/144856/1 "2008-08-03T10:32:36Z")

</div>

e$B$3$s$K$A$Oe(B sheepman e$B$G$9!#e(B

Encoding.default\_external e$B$Oe(B -K e$B%_%W%7%g%s$He(B -E  
e$B%_%W%7%g%s$Ne(B  
e$B=gHV$K0MB8$9$k$h$&$G$9$,!"$3$&$$$&$b$N$J$s$G$7$g$&$+!#e(B

$ ruby-1.9 -v  
ruby 1.9.0 (2008-08-03 revision 17593) [i686-linux]

$ ruby-1.9 -Ke -Eutf-8 -e ‘p Encoding.default\_external’  
#Encoding:UTF-8

$ ruby-1.9 -Eutf-8 -Ke -e ‘p Encoding.default\_external’  
#Encoding:EUC-JP

---

<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:** [August 3, 2008, 10:58am UTC](https://www.ruby-forum.com/t/bug-1-9-default-external-depends-on-the-order-of-k-and-e/144856/2 "2008-08-03T10:58:57Z")

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e$B@.@%$G$9!#e(B

sheepman wrote:

> $ ruby-1.9 -Eutf-8 -Ke -e ‘p Encoding.default\_external’  
> #Encoding:EUC-JP

e$B$o$?$7$NM}2r$G$O!"e(B

- -K e$B$He(B -E e$B$NM%@hEY$OF10le(B
- e$B$f$($K!"8e$N$b$N$G\>e=q$-e(B  
e$B$G$9!#e(B

e$B$?$@!"e(B-K e$B$He(B -E  
e$B$OK\MhF1;~;XDj$9$k$b$N$G$O$J$$$h$&$K;W$&$N$G!"e(B  
e$B!V;EMM!W$H$7$F$O!“F1;~;XDj$N\>l9g$NF0:n$OL$Dj5A!”$G$b$$$$$+$b$7$l$^$;$s$,!#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:** [August 3, 2008, 11:01am UTC](https://www.ruby-forum.com/t/bug-1-9-default-external-depends-on-the-order-of-k-and-e/144856/3 "2008-08-03T11:01:17Z")

</div>

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

NARUSE, Yui e$B$5$s$O=q$-$^$7$?e(B:

> e$B$?$@!"e(B-K e$B$He(B -E e$B$OK\MhF1;~;XDj$9$k$b$N$G$O$J$$$h$&$K;W$&$N$G!"e(B  
> e$B!V;EMM!W$H$7$F$O!“F1;~;XDj$N\>l9g$NF0:n$OL$Dj5A!”$G$b$$$$$+$b$7$l$^$;$s$,!#e(B

e$BF1;~$K;XDj$7$?\>l9g$HJ#?t2s;XDj$7$?\>l9g$O!VL$Dj5A!W$K0lI\<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:** [August 3, 2008, 1:55pm UTC](https://www.ruby-forum.com/t/bug-1-9-default-external-depends-on-the-order-of-k-and-e/144856/4 "2008-08-03T13:55:09Z")

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e$B9bHx9(\<#$G$9!#e(B

On 2008/08/03, at 17:59, Yugui (Yuki S.) wrote:

> NARUSE, Yui e$B$5$s$O=q$-$^$7$?e(B:
> 
> > e$B$?$@!"e(B-K e$B$He(B -E e$B$OK\MhF1;~;XDj$9$k$b$N$G$O$J$$$h$&$K;W$&$N$G!"e(B  
> > e$B!V;EMM!W$H$7$F$O!“F1;~;XDj$N\>l9g$NF0:n$OL$Dj5A!”$G$b$$$$$+$b$7$l$^$;$s$,!#e(B
> 
> e$BF1;~$K;XDj$7$?\>l9g$HJ#?t2s;XDj$7$?\>l9g$O!VL$Dj5A!W$K0lI\<e(B

e$B$I$A$i$rM%@h$9$k$H$+$$$&0U8+$O$J$$$N$G$9$,!"e(B  
rubye$B$N;EMM$H$7$FL$Dj5A$H$9$k\>l9g!"e(BRubye$B$N%f!\<%6$X$N@bL@$,LLE]$H$+!“e(B  
e$B%F%9%H$,=q$1$J$$$H$$$&LdBj$O$J$$$G$7$g$&$+!#e(B  
e$B;d$N$3$l$^$G$N7P83$@$HDj5A$7$F$\*$$$?$[$&$,3Z$H$$$&G’\<1$,$”$j$^$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:** [August 3, 2008, 2:15pm UTC](https://www.ruby-forum.com/t/bug-1-9-default-external-depends-on-the-order-of-k-and-e/144856/5 "2008-08-03T14:15:38Z")

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e$B@.@%$G$9!#e(B

Takao K. wrote:

> e$B%F%9%H$,=q$1$J$$$H$$$&LdBj$O$J$$$G$7$g$&$+!#e(B  
> e$B;d$N$3$l$^$G$N7P83$@$HDj5A$7$F$\*$$$?$[$&$,3Z$H$$$&G’\<1$,$"$j$^$9!#e(B

e$B$U!\<$`!"$=$l$@$H$H$j$"$($:Nc30$G$9$+$M$’!#e(B

— ruby.c (revision 18324)  
+++ ruby.c (working copy)  
@@ -792,6 +792,8 @@ proc\_options(int argc, char \*\*argv, stru  
}  
if (enc\_name) {  
opt-\>src.enc.name = rb\_str\_new2(enc\_name);

- 

```
              if (opt->ext.enc.name)

```

- 

```
                  rb_raise(rb_eRuntimeError, "duplicate argument 

```

for default external");  
opt-\>ext.enc.name = opt-\>src.enc.name;  
}  
s++;  
@@ -878,6 +880,8 @@ proc\_options(int argc, char \*\*argv, stru  
}  
}  
encoding:

- 

```
          if (opt->ext.enc.name)

```

- 

```
              rb_raise(rb_eRuntimeError, "duplicate argument for 

```

default external");  
opt-\>ext.enc.name = rb\_str\_new2(s);  
}  
else if (strcmp(“version”, s) == 0)

---

<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:** [August 4, 2008, 3:38am UTC](https://www.ruby-forum.com/t/bug-1-9-default-external-depends-on-the-order-of-k-and-e/144856/6 "2008-08-04T03:38:56Z")

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At 17:59 08/08/03, you wrote:

> Yuguie$B$G$9!#e(B
> 
> NARUSE, Yui e$B$5$s$O=q$-$^$7$?e(B:
> 
> > e$B$?$@!"e(B-K e$B$He(B -E e$B$OK\MhF1;~;XDj$9$k$b$N$G$O$J$$$h$&$K;W$&$N$G!"e(B  
> > e$B!V;EMM!W$H$7$F$O!“F1;~;XDj$N\>l9g$NF0:n$OL$Dj5A!”$G$b$$$$$+$b$7$l$^$;$s$,!#e(B
> 
> e$BF1;~$K;XDj$7$?\>l9g$HJ#?t2s;XDj$7$?\>l9g$O!VL$Dj5A!W$K0lI\<e(B

e$B$3$A$i$b0lI\<$G$9$,!":G6a$Ne(B RubySpec  
e$B$N!V2?$G$b$O$C$-$j7h$a$k!We(B  
e$B$K$O$I$&$d$C$FEA$($l$P$$$$$G$7$g$&$+!#e(B

e$B59$7$/$\*4j$$$7$^$9!#e(B Martin.

#-#-# Martin J. Du"rst, Assoc. Professor, Aoyama Gakuin University  
#-#-# [http://www.sw.it.aoyama.ac.jp](http://www.sw.it.aoyama.ac.jp)[mailto:removed\_email\_address@domain.invalid](mailto:removed_email_address@domain.invalid)

---

<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:** [August 4, 2008, 4:32am UTC](https://www.ruby-forum.com/t/bug-1-9-default-external-depends-on-the-order-of-k-and-e/144856/7 "2008-08-04T04:32:43Z")

</div>

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

At Sun, 3 Aug 2008 21:13:27 +0900,  
NARUSE, Yui wrote in [ruby-dev:35750]:

> > On 2008/08/03, at 17:59, Yugui (Yuki S.) wrote:
> > 
> > > NARUSE, Yui e$B$5$s$O=q$-$^$7$?e(B:
> > > 
> > > > e$B$?$@!"e(B-K e$B$He(B -E e$B$OK\MhF1;~;XDj$9$k$b$N$G$O$J$$$h$&$K;W$&$N$G!"e(B  
> > > > e$B!V;EMM!W$H$7$F$O!“F1;~;XDj$N\>l9g$NF0:n$OL$Dj5A!”$G$b$$$$$+$b$7$l$^$;$s$,!#e(B  
> > > > e$BF1;~$K;XDj$7$?\>l9g$HJ#?t2s;XDj$7$?\>l9g$O!VL$Dj5A!W$K0lI\<e(B

e$B:G8e$rM%@h$K0lI\<!#e(B

e$B8=:_e(B-Ie$B$N$h$&$KJ#?t2s;XDj$7$?$b$N$,$9$Y$FM-8z$K$J$k%\*%W%7%g%s0J30e(B  
e$B$O$9$Y$F:G8e$N$_$,M-8z$G$9!#$"$($Fe(B-Ke$B$He(B-Ee$B$@$1$r8\_49@-$r\<N$F$F0c$&e(B  
e$BF0:n$rDI2C$9$kI,A3$O$J$$$h$&$K;W$$$^$9!#e(B

> > e$B$I$A$i$rM%@h$9$k$H$+$$$&0U8+$O$J$$$N$G$9$,!"e(B  
> > rubye$B$N;EMM$H$7$FL$Dj5A$H$9$k\>l9g!"e(BRubye$B$N%f!\<%6$X$N@bL@$,LLE]$H$+!“e(B  
> > e$B%F%9%H$,=q$1$J$$$H$$$&LdBj$O$J$$$G$7$g$&$+!#e(B  
> > e$B;d$N$3$l$^$G$N7P83$@$HDj5A$7$F$\*$$$?$[$&$,3Z$H$$$&G’\<1$,$”$j$^$9!#e(B
> 
> e$B$U!\<$`!"$=$l$@$H$H$j$"$($:Nc30$G$9$+$M$’!#e(B

RUBYOPTe$B$r%3%^%s%I%i%$%s$G\>e=q$-$G$-$J$/$J$j$^$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:** [August 4, 2008, 6:44pm UTC](https://www.ruby-forum.com/t/bug-1-9-default-external-depends-on-the-order-of-k-and-e/144856/8 "2008-08-04T18:44:51Z")

</div>

Nobuyoshi N. wrote:

> e$B:G8e$rM%@h$K0lI\<!#e(B  
> e$B$3$l$C$F!"e(B-K euc-jp -E utf-8 e$B$N;~$K$O!"e(B

- script encoding e$B$N%G%U%)%k%H$Oe(B EUC-JP
- default external e$B$Oe(B UTF-8  
e$B$K$J$k$s$G$9$+$M!#e(B

-E  
e$B$N0UL#$,A}$($?\>l9g$K$3$N$"$?$j$N%k!\<%k$,J#;(2=$9$k$N$,\>/$7I]$$$N$G$9!#e(B  
e$B$^$!!"e(B-E e$B$,F~=PNO$7$+4^$^$J$$J,$O0B?4$J$N$G$9$,!#e(B

> RUBYOPTe$B$r%3%^%s%I%i%$%s$G\>e=q$-$G$-$J$/$J$j$^$9!#e(B  
> e$B$J$k$[$I!#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:** [August 23, 2008, 5:13pm UTC](https://www.ruby-forum.com/t/bug-1-9-default-external-depends-on-the-order-of-k-and-e/144856/9 "2008-08-23T17:13:31Z")

</div>

e$B%A%1%C%He(B #402 e$B$,99?7$5$l$^$7$?!#e(B (by Yui NARUSE)

## -K e$B$Oe(B default source encoding e$B$He(B default\_external e$B$r\>e=q$-!"e(B -E e$B$Oe(B default\_external e$B$r\>e=q$-!“e(B e$B8e$N$b$N$,M%@h!”$G9T$-$^$7$g$&!#e(B

[http://redmine.ruby-lang.org/issues/show/402](http://redmine.ruby-lang.org/issues/show/402)