Re: How do I accomplish this?

[Kannan Varadhan <kvaradhan3@gmail.com>]

Nice.  I didnt know where to look for it,

THanks,

Kannan


On 1/26/17 12:33 PM, Dominik Vogt wrote:
> On Thu, Jan 26, 2017 at 12:19:10PM -0800, Kannan Varadhan wrote:
>> Some of the commands I run seem to take a long time, but also
>> varying amounts of time.
>>
>> I'd like to prefix "time" to every command that runs.  So that,
>>
>> when I type:
>>
>>
>>      % make long-running-target
>>
>> I'd like to see the equivalent of:
>>
>>
>>      % time make long-running-target
>>
>>      ...
>>
>>      make long-running-target     0.00s user 0.00s system 66% cpu
>> 0.004 total
>>
>>
>> I thought preexec() might help:
>>
>>
>>      preexec() {
>>
>>          set $3
>>
>>          eval time "$@"
>>
>>      }
>>
>>
>> but this ends up running the same command twice, once timed, and
>> once without.
> Setting REPORTTIME does the trick:
>
>    REPORTTIME=1  # stats for procs using 1 or more seconds
>
> Ciao
>
> Dominik ^_^  ^_^
>