Re: PATCH: Handle symlink to directory in ldconfig.

["H. J. Lu" <hjl at lucon dot org>]

On Tue, Jun 22, 2004 at 10:53:33PM +0900, Hideki IWAMOTO wrote:
> This is about the patch which you sent to libc-alpha about three years ago.
> http://sources.redhat.com/ml/libc-alpha/2001-05/msg00084.html
> 
> This change causes a problem, when option -r is used.
> Even when option -r is used, stat64 is performed using the original root directory.
> This makes it impossible to use the paths which are not in the original root directory.
> 
> This is an example.
> 
> > tree tmproot/
> tmproot/
> |-- etc
> |   `-- ld.so.conf
> |-- lib
> `-- usr
>     |-- bar
>     |   `-- lib
>     |-- foo
>     |   `-- lib
>     |-- lib
>     `-- local
>         `-- lib
> 
> 10 directories, 1 file
> > cat tmproot/etc/ld.so.conf 
> /usr/local/lib
> /usr/foo/lib
> > id -u
> 500
> > ls /usr/foo/lib /usr/bar/lib
> ls: /usr/foo/lib: No such file or directory
> ls: /usr/bar/lib: No such file or directory
> > ./build-glibc/elf/ldconfig -v -r tmproot /usr/bar/lib
> ./build-glibc/elf/ldconfig: Can't stat /usr/bar/lib: No such file or directory
> ./build-glibc/elf/ldconfig: Can't stat /usr/foo/lib: No such file or directory
> /usr/local/lib:
> /lib:
> /usr/lib:
> 

Here is a patch.


H.J.

Attachment: libc-ldconfig-root-1.patch
Description: Text document