Re: i-link-no test triggers HP-UX shell tracing (set -x) problem

[Jim Meyering]

address@hidden (Bob Proulx) wrote:
> The HP-UX /bin/sh using command tracing (set -x) and stderr
> redirection behaves badly when stderr is redirected before stdout.  I
> tested on HP-UX 10.20, 11.0, 11.11, and 11.23 and all had this
> problem.  Here is an example:
>
>   $ /bin/sh -xc ': 2>/tmp/err >/dev/null'
>   + :
>   + 2> /tmp/err $ ...hanging prompt without previous newline...
>   $ cat /tmp/err
>   1> /tmp/out
>
> This causes the i-link-no test to always fail on HP-UX when run with
> VERBOSE=yes which sets 'set -x'.  This test passes otherwise.
...
>
>       * Work around HP-UX /bin/sh tracing problem (set -x when
>       VERBOSE=yes) when stderr is redirected before stdout causing
>       shell tracing of the stdout redirection to be written to the
>       stderr file.  Avoid problem and test failure on HP-UX by
>       redirecting stderr last.

Hi Bob,

Thanks for tracking that down.
I've applied both of your patches.