Re: [PATCH 2/5] ld.so.8: Clarify LD_PROFILE in secure-execution mode

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Hi Adhemerval,

On Wed, Oct 18, 2023 at 02:21:01PM -0300, Adhemerval Zanella wrote:
> Different than specified, glibc 2.2.5 does not ignore LD_PROFILE in

The text being removed talks about glibc _before_ 2.2.5, that is,
every version until 2.2.4.  That doesn't match the commit message.
Please check.

Thanks,
Alex

> secure-execution mode.  Instead, it uses the default LD_PROFILE_OUTPUT
> (/var/profile) folder.
> 
> Signed-off-by: Adhemerval Zanella <adhemerval.zanella@xxxxxxxxxx>
> ---
>  man8/ld.so.8 | 15 ++++++---------
>  1 file changed, 6 insertions(+), 9 deletions(-)
> 
> diff --git a/man8/ld.so.8 b/man8/ld.so.8
> index 5b5c22825..74286d583 100644
> --- a/man8/ld.so.8
> +++ b/man8/ld.so.8
> @@ -664,7 +664,7 @@ Profiling output is appended to the file whose name is:
>  .IP
>  Since glibc 2.2.5,
>  .B LD_PROFILE
> -is ignored in secure-execution mode.
> +uses a different default path in secure-execution mode.
>  .TP
>  .BR LD_PROFILE_OUTPUT " (since glibc 2.1)"
>  Directory where
> @@ -672,16 +672,13 @@ Directory where
>  output should be written.
>  If this variable is not defined, or is defined as an empty string,
>  then the default is
> -.IR /var/tmp .
> +.IR /var/tmp
> +or
> +.IR /var/profile
> +in secure-execution mode.
>  .IP
>  .B LD_PROFILE_OUTPUT
> -is ignored in secure-execution mode; instead
> -.I /var/profile
> -is always used.
> -(This detail is relevant only before glibc 2.2.5,
> -since in later glibc versions,
> -.B LD_PROFILE
> -is also ignored in secure-execution mode.)
> +is ignored in secure-execution mode.
>  .TP
>  .BR LD_SHOW_AUXV " (since glibc 2.1)"
>  If this environment variable is defined (with any value),
> -- 
> 2.34.1
> 

-- 
<https://www.alejandro-colomar.es/>

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