[bug:trunk] call File.lchmod via rb_funcall [BUG] vm_call0: unsupported method type (7)

unimplemented method e$B$re(B rb_funcall e$B$G8F$S=P$9$He(B [BUG]
e$B$K$J$k$h$&$G$9!#e(B

pathname e$B$Ge(B Pathname#lchmod e$B$r<BAu$9$k$N$Ke(B File.lchmod
e$B$r8F$S=P$=$&$H$7$Fe(B
rb_funcall(rb_cFile, rb_intern(“lchmod”), 2, mode, get_strpath(self))
e$B$H$7$?$i!"e(BFile.lchmod e$B$,e(B unimplemented method e$B$Je(B
GNU/Linux e$B$G$O!"0J2<$N$h$&$Ke(B
[BUG] vm_call0: unsupported method type (7)
e$B$H$J$j$^$7$?!#e(B

% ./ruby -rpathname -e ‘Pathname(“foo”).lchmod(nil)’
-e:1: [BUG] vm_call0: unsupported method type (7)
ruby 1.9.3dev (2010-08-07 trunk 28891) [i686-linux]

– control frame ----------
c:0004 p:---- s:0010 b:0010 l:000009 d:000009 CFUNC :lchmod
c:0003 p:0018 s:0006 b:0006 l:000ff4 d:0021ec EVAL -e:1
c:0002 p:---- s:0004 b:0004 l:000003 d:000003 FINISH
c:0001 p:0000 s:0002 b:0002 l:000ff4 d:000ff4 TOP

– Ruby level backtrace information

-e:1:in <main>' -e:1:inlchmod’

– C level backtrace information

./ruby [0x8155332]
./ruby [0x818a7cf]
./ruby(rb_bug+0x36) [0x818a82a]
./ruby [0x814d630]
./ruby [0x814e404]
./ruby [0x814e357]
./ruby(rb_funcall+0xa2) [0x814e4ae]
/tmp/o0/lib/ruby/1.9.1/i686-linux/pathname.so [0xb77c68da]
./ruby [0x814a426]
./ruby [0x814a2c9]
./ruby [0x814989d]
./ruby [0x814548a]
./ruby [0x81526b6]
./ruby [0x8152e8f]
./ruby [0x805b262]
./ruby(ruby_exec_node+0x1c) [0x805b36b]
./ruby(ruby_run_node+0x3b) [0x805b33f]
./ruby [0x8059d88]
/lib/i686/cmov/libc.so.6(__libc_start_main+0xe5) [0xb75f0455]
./ruby [0x8059c81]

[NOTE]
You may have encountered a bug in the Ruby interpreter or extension
libraries.
Bug reports are welcome.
For details: http://www.ruby-lang.org/bugreport.html

zsh: abort ./ruby -rpathname -e ‘Pathname(“foo”).lchmod(nil)’

e$B$J$*!"e(BFile.lchmod e$B$re(B Ruby
e$B$+$i8F$S=P$9$N$OLdBj$J$/2DG=$G$9!#e(B

% ./ruby -e ‘File.lchmod(nil, “foo”)’
-e:1:in lchmod': lchmod() function is unimplemented on this machine (NotImplementedError) from -e:1:in

2010e$BG/e(B8e$B7ne(B7e$BF|e(B9:40 Tanaka A. [email protected]:

unimplemented method e$B$re(B rb_funcall e$B$G8F$S=P$9$He(B [BUG] e$B$K$J$k$h$&$G$9!#e(B

pathname e$B$Ge(B Pathname#lchmod e$B$r<BAu$9$k$N$Ke(B File.lchmod e$B$r8F$S=P$=$&$H$7$Fe(B
rb_funcall(rb_cFile, rb_intern(“lchmod”), 2, mode, get_strpath(self))
e$B$H$7$?$i!"e(BFile.lchmod e$B$,e(B unimplemented method e$B$Je(B GNU/Linux e$B$G$O!"0J2<$N$h$&$Ke(B
[BUG] vm_call0: unsupported method type (7)
e$B$H$J$j$^$7$?!#e(B

pathname e$B$r;H$o$:$Ke(B [BUG]
e$B$r5/$3$9$J$iNc$($P0J2<$N$h$&$K$G$-$^$9!#e(B

% ./ruby -e ’
class << File
alias hash lchmod
end
{File => 0 }

-e:5: [BUG] vm_call0: unsupported method type (7)
ruby 1.9.3dev (2010-08-07 trunk 28891) [i686-linux]

– control frame ----------
c:0003 p:0028 s:0008 b:0006 l:000ff4 d:00078c EVAL -e:5
c:0002 p:---- s:0004 b:0004 l:000003 d:000003 FINISH
c:0001 p:0000 s:0002 b:0002 l:000ff4 d:000ff4 TOP

– Ruby level backtrace information

-e:5:in `’

– C level backtrace information

./ruby [0x8155332]
./ruby [0x818a7cf]
./ruby(rb_bug+0x36) [0x818a82a]
./ruby [0x814d630]
./ruby [0x814e404]
./ruby [0x814e357]
./ruby(rb_funcall+0xa2) [0x814e4ae]
./ruby(rb_hash+0x22) [0x80660bb]
./ruby [0x8066184]
./ruby(st_insert+0x10e) [0x80f31e4]
./ruby(rb_hash_aset+0x64) [0x8067833]
./ruby [0x814447c]
./ruby [0x81526b6]
./ruby [0x8152e8f]
./ruby [0x805b262]
./ruby(ruby_exec_node+0x1c) [0x805b36b]
./ruby(ruby_run_node+0x3b) [0x805b33f]
./ruby [0x8059d88]
/lib/i686/cmov/libc.so.6(__libc_start_main+0xe5) [0xb7505455]
./ruby [0x8059c81]

[NOTE]
You may have encountered a bug in the Ruby interpreter or extension
libraries.
Bug reports are welcome.
For details: http://www.ruby-lang.org/bugreport.html

e$B%A%1%C%He(B #3662 e$B$,99?7$5$l$^$7$?!#e(B (by Nobuyoshi N.)

e$B%9%F!<%?%9e(B Opene$B$+$ie(BClosede$B$KJQ99e(B
e$B?JD=e(B % 0e$B$+$ie(B100e$B$KJQ99e(B

This issue was solved with changeset r28895.
Akira, thank you for reporting this issue.
Your contribution to Ruby is greatly appreciated.
May Ruby be with you.


http://redmine.ruby-lang.org/issues/show/3662

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