# Nullcmd

**URL:** <https://www.ruby-forum.com/t/nullcmd/78356>\
**Category:** Development\
**Created:** [December 5, 2006, 9:32am UTC](https://www.ruby-forum.com/t/nullcmd/78356 "2006-12-05T09:32:31Z")\
**Posts on this page:** 5\
**Page:** 1

<div class="post-metadata">

**Author:** ![Takahiro\_K](https://www.ruby-forum.com/letter_avatar_proxy/v4/letter/t/76d3ee/32.png) [@Takahiro\_K](https://www.ruby-forum.com/u/Takahiro_K)\
**Post date:** [December 5, 2006, 9:32am UTC](https://www.ruby-forum.com/t/nullcmd/78356/1 "2006-12-05T09:32:31Z")

</div>

e$B$3$s$K$A$O!#e(B

ruby\_1\_8e$B$N%V%i%s%A$Ge(Bconfiguree$B$N7k2L!"e(B

NULLCMD =  
…  
post-install-bin::  
@$(NULLCMD)

e$B$H!"$$$C$?9T$,:n@.$5$l$^$9!#e(BGNU  
makee$B$G$OLdBj$J$$$h$&$G$9$,!"e(BNetBSDe$B$Ne(B  
make(e$BB\>$Ne(BBSDe$B7Oe(BOSe$B$OD4$Y$F$$$^$;$se(B)e$B$G$O!"6u$Ne(Bexece$B$r$7$h$&$H$7$F%(%i!\<$Ke(B  
e$B$J$j$^$9!#e(B

make: exec() failed (No such file or directory)

e$B$3$l$Oe(B(configuree$BA0$Ke(Bcommon.mke$B$re(B)e$B!"e(B

NULLCMD = :

e$B$H$+$9$k$HBP=h$G$-$k$N$G$9$,!“C1$K$3$&$7$F$7$^$&$H0?”@-$NLdBj$J$I$b$“e(B  
e$B$m$&$+$H;W$$$^$9$,!”\<h$j4:$($:!"LdBj$H$7$FJs9p$7$^$9!#e(B

---

<div class="post-metadata">

**Author:** ![Takahiro\_K](https://www.ruby-forum.com/letter_avatar_proxy/v4/letter/t/76d3ee/32.png) [@Takahiro\_K](https://www.ruby-forum.com/u/Takahiro_K)\
**Post date:** [December 5, 2006, 11:40am UTC](https://www.ruby-forum.com/t/nullcmd/78356/2 "2006-12-05T11:40:52Z")

</div>

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

At Tue, 5 Dec 2006 17:30:38 +0900,  
Takahiro K. wrote in [ruby-dev:29994]:

> NULLCMD =  
> …  
> post-install-bin::  
> @$(NULLCMD)
> 
> e$B$H!"$$$C$?9T$,:n@.$5$l$^$9!#e(BGNU makee$B$G$OLdBj$J$$$h$&$G$9$,!"e(BNetBSDe$B$Ne(B  
> make(e$BB\>$Ne(BBSDe$B7Oe(BOSe$B$OD4$Y$F$$$^$;$se(B)e$B$G$O!"6u$Ne(Bexece$B$r$7$h$&$H$7$F%(%i!\<$Ke(B  
> e$B$J$j$^$9!#e(B

e$B$9$$$^$;$s!"$=$&$$$&4D6-$,$"$j$^$7$?$+!#e(B

> e$B$3$l$Oe(B(configuree$BA0$Ke(Bcommon.mke$B$re(B)e$B!"e(B
> 
> NULLCMD = :
> 
> e$B$H$+$9$k$HBP=h$G$-$k$N$G$9$,!“C1$K$3$&$7$F$7$^$&$H0?”@-$NLdBj$J$I$b$“e(B  
> e$B$m$&$+$H;W$$$^$9$,!”\<h$j4:$($:!"LdBj$H$7$FJs9p$7$^$9!#e(B

common.mke$B$G$O$J$/!"e(BMakefile.ine$B$rD\>$;$P$$$$$O$:$G$9!#$3$A$i$Oe(B  
autoconfe$B$r;H$&4D6-MQ$J$N$G!"e(B: (e$B$+e(B  
true)e$B$GLdBj$J$$$H;W$$$^$9!#e(B

---

<div class="post-metadata">

**Author:** ![Takahiro\_K](https://www.ruby-forum.com/letter_avatar_proxy/v4/letter/t/76d3ee/32.png) [@Takahiro\_K](https://www.ruby-forum.com/u/Takahiro_K)\
**Post date:** [December 5, 2006, 4:03pm UTC](https://www.ruby-forum.com/t/nullcmd/78356/3 "2006-12-05T16:03:25Z")

</div>

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

At Tue, 5 Dec 2006 23:35:17 +0900,  
Takahiro K. wrote in [ruby-dev:29996]:

> > > NULLCMD = :
> > > 
> > > e$B$H$+$9$k$HBP=h$G$-$k$N$G$9$,!“C1$K$3$&$7$F$7$^$&$H0?”@-$NLdBj$J$I$b$“e(B  
> > > e$B$m$&$+$H;W$$$^$9$,!”\<h$j4:$($:!"LdBj$H$7$FJs9p$7$^$9!#e(B
> > 
> > common.mke$B$G$O$J$/!“e(BMakefile.ine$B$rD\>$;$P$$$$$O$:$G$9!#$3$A$i$Oe(B  
> > e$B$9$\_$^$;$s!”$I$3$r$I$&D\>$;$PNI$$$N$G$7$g$&$+e(B?

e$B$3$s$J46$8$G$I$&$G$7$g$&$+!#e(B

# Index: Makefile.in

RCS file: /cvs/ruby/src/ruby/Makefile.in,v  
retrieving revision 1.55.2.19  
diff -p -u -2 -r1.55.2.19 Makefile.in  
— Makefile.in 30 Oct 2006 14:41:43 -0000 1.55.2.19  
+++ Makefile.in 5 Dec 2006 11:07:35 -0000  
@@ -1,3 +1,4 @@  
SHELL = /bin/sh  
+NULLCMD = :

#### Start of system configuration section.

# Index: common.mk

RCS file: /cvs/ruby/src/ruby/common.mk,v  
retrieving revision 1.13.2.18  
diff -p -u -2 -r1.13.2.18 common.mk  
— common.mk 19 Oct 2006 23:43:46 -0000 1.13.2.18  
+++ common.mk 5 Dec 2006 10:45:28 -0000  
@@ -4,5 +4,4 @@ dll: $(LIBRUBY\_SO)

RUBYOPT =  
-NULLCMD =

STATIC\_RUBY = static-ruby

---

<div class="post-metadata">

**Author:** ![Takahiro\_K](https://www.ruby-forum.com/letter_avatar_proxy/v4/letter/t/76d3ee/32.png) [@Takahiro\_K](https://www.ruby-forum.com/u/Takahiro_K)\
**Post date:** [December 5, 2006, 3:37pm UTC](https://www.ruby-forum.com/t/nullcmd/78356/4 "2006-12-05T15:37:17Z")

</div>

In message [removed\_email\_address@domain.invalid](mailto:removed_email_address@domain.invalid)  
on Tue, 5 Dec 2006 19:40:01 +0900,  
Nobuyoshi N. [removed\_email\_address@domain.invalid](mailto:removed_email_address@domain.invalid) wrote:

> > NULLCMD = :
> > 
> > e$B$H$+$9$k$HBP=h$G$-$k$N$G$9$,!“C1$K$3$&$7$F$7$^$&$H0?”@-$NLdBj$J$I$b$“e(B  
> > e$B$m$&$+$H;W$$$^$9$,!”\<h$j4:$($:!"LdBj$H$7$FJs9p$7$^$9!#e(B
> 
> common.mke$B$G$O$J$/!“e(BMakefile.ine$B$rD\>$;$P$$$$$O$:$G$9!#$3$A$i$Oe(B  
> e$B$9$\_$^$;$s!”$I$3$r$I$&D\>$;$PNI$$$N$G$7$g$&$+e(B?

> autoconfe$B$r;H$&4D6-MQ$J$N$G!“e(B: (e$B$+e(B true)e$B$GLdBj$J$$$H;W$$$^$9!#e(B  
> e$B$J$k$[$I!”$"$j$,$H$&$4$6$$$^$9!#e(B

---

<div class="post-metadata">

**Author:** ![Takahiro\_K](https://www.ruby-forum.com/letter_avatar_proxy/v4/letter/t/76d3ee/32.png) [@Takahiro\_K](https://www.ruby-forum.com/u/Takahiro_K)\
**Post date:** [December 5, 2006, 4:07pm UTC](https://www.ruby-forum.com/t/nullcmd/78356/5 "2006-12-05T16:07:26Z")

</div>

In message [removed\_email\_address@domain.invalid](mailto:removed_email_address@domain.invalid)  
on Wed, 6 Dec 2006 00:02:54 +0900,  
Nobuyoshi N. [removed\_email\_address@domain.invalid](mailto:removed_email_address@domain.invalid) wrote:

> > > common.mke$B$G$O$J$/!“e(BMakefile.ine$B$rD\>$;$P$$$$$O$:$G$9!#$3$A$i$Oe(B  
> > > e$B$9$\_$^$;$s!”$I$3$r$I$&D\>$;$PNI$$$N$G$7$g$&$+e(B?
> 
> e$B$3$s$J46$8$G$I$&$G$7$g$&$+!#e(B  
> e$B$“$!!”$=$&$$$&0UL#$G$7$?$+!#!Ve(B_Makefile.ine$B$@$1e(B_e$BD\>$9!W$H!"\>!\<j$K2r\<a$7e(B  
> e$B$F$^$7$?!#e(B:-)