RE: [RFC/PATCH 3/4] test-lib: provide lazy TIME_COMMAND prereq

> From: Michael J Gruber [mailto:git@drmicha.warpmail.net]
> Sent: Tuesday, October 16, 2012 5:07 PM
> To: Joachim Schmitz
> Cc: git@vger.kernel.org; 'Junio C Hamano'
> Subject: Re: [RFC/PATCH 3/4] test-lib: provide lazy TIME_COMMAND prereq
> 
> Joachim Schmitz venit, vidit, dixit 16.10.2012 16:13:
> >> From: Michael J Gruber [mailto:git@drmicha.warpmail.net]
> >> Sent: Tuesday, October 16, 2012 1:40 PM
> >> To: git@vger.kernel.org
> >> Cc: Joachim Schmitz; Junio C Hamano
> >> Subject: [RFC/PATCH 3/4] test-lib: provide lazy TIME_COMMAND prereq
> >>
> >> Some test want to use the time command (not the shell builtin) and test
> >> for its availability at /usr/bin/time.
> >>
> >> Provide a lazy prereq TIME_COMMAND which tests for /usr/bin/time and
> >> /bin/time. If any is found, set TEST_COMMAND_PATH to the first match.
> >>
> >> Signed-off-by: Michael J Gruber <git@drmicha.warpmail.net>
> >> ---
> >> Rather than iterating over 2 or more hardcoded paths, one could use
> >> "test -P time" or allow a make variable TIME_COMMAND_PATH whose
> >
> > test -P time won't work for me:
> > test -P: unary operator expected
> >
> > I do have another one in /usr/local/bin, maybe that could get added too?
> 
> Yikes.
> 
> If we introduce a make variable TIME_COMMAND_PATH we can even get rid of
> 2/4 (but have to change Makefile or t/Makefile).