Re: Error in documentation of $ORIGIN in the ld.so man page

["Michael Kerrisk (man-pages)" <mtk dot manpages at gmail dot com>]

Hello Jonathan and Siddesh,

Thanks for the patch and the report. 

I applied the patch. One question, below.

On 10/09/2014 08:19 PM, Jonathan Wakely wrote:
> On 09/10/14 23:18 +0530, Siddhesh Poyarekar wrote:
>> Hi Michael,
>>
>> The ld.so man page says:
>>
>>       $ORIGIN (or equivalently ${ORIGIN})
>>              This expands to the directory containing the application
>> executable.  Thus, an application located in somedir/app could be
>> compiled with
>>
>> which is incorrect since it expands to the directory containing the
>> DSO and not the application executable.  This seems like deliberate
>> behaviour in dl-object.c, so it needs to be fixed in the man page.
>> Credit goes to Jon Wakely for finding this[1].
> 
> Thanks, Siddhesh, I was just preparing this suggested patch.
> 
> 
> > diff --git a/man8/ld.so.8 b/man8/ld.so.8
> index a5a7293..ac02df6 100644
> --- a/man8/ld.so.8
> +++ b/man8/ld.so.8
> @@ -92,7 +92,7 @@ understands certain strings in an rpath specification (DT_RPATH or DT_RUNPATH);
>  .TP
>  .IR $ORIGIN " (or equivalently " ${ORIGIN} )
>  This expands to
> -the directory containing the application executable.
> +the directory containing the program or library.

I made this "...program or shared library". Okay?

Thanks,

Michael


>  Thus, an application located in
>  .I somedir/app
>  could be compiled with

-- 
Michael Kerrisk
Linux man-pages maintainer; http://www.kernel.org/doc/man-pages/
Linux/UNIX System Programming Training: http://man7.org/training/