Re: Efficient way to map a list of values to multiple processes, then accumulate their output

[Zach Riggle <zachriggle@gmail.com>]

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And after going to change my test script, I actually grokked what you were
suggesting :)

*Zach Riggle*


On Mon, Nov 8, 2021 at 2:27 PM Zach Riggle <zachriggle@gmail.com> wrote:

> Ah-ha! Okay!  I took "works exactly like xargs" a little too literally and
> didn't read the docs closely enough.
>
> As always, thanks for your help guys!
>
> *Zach Riggle*
>
>
> On Sat, Nov 6, 2021 at 5:56 PM Lawrence Velázquez <larryv@zsh.org> wrote:
>
>> On Sat, Nov 6, 2021, at 5:58 PM, Zach Riggle wrote:
>> > A very simple test works exactly correct, but a slight variation gives
>> > me "zargs: argument list too long":
>>
>> From your gist:
>>
>> > # Works
>> > zargs -P12 -n1 -- 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 --
>> wrapper1
>>
>> > # Does not work --> zrgs: argument list too long
>> > zargs -P12 -n1 -- 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 --
>> wrapper2 double
>>
>> From zshcontrib(1):
>>
>>     zargs [ option ... -- ] [ input ... ] [ -- command [ arg ... ] ]
>>
>>         [...]
>>
>>         The options -i, -I, -l, -L, and -n differ slightly from their
>>         usage in `xargs`.  There are no input lines for `zargs` to
>>         count, so -l and -L count through the "input" list, and -n
>>         counts the number of arguments passed to each execution of
>>         "command", *including* any "arg" list.
>>
>> So you actually want -n2.  (Adjust to taste.)
>>
>> --
>> vq
>>
>

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