Re: [PATCH v3 0/8] add new command line argument parsing library

[Stephen Hemminger <stephen@networkplumber.org>]

On Thu,  7 Dec 2023 16:18:10 +0000
Euan Bourke <euan.bourke@intel.com> wrote:

> A recent thread on the mailing list[1] discussed corelist and coremask
> parsing and the idea of a new library dedicated to command line parsing
> was mentioned[2]. This patchset adds the library, along with the new
> APIs, and edits the existing EAL, DLB2 driver and some example
> application functions to use these APIs, rather than each implementing
> their own copies.
> 
> The new APIs work similar to the existing functions in EAL, however
> instead of filling a core array like this:
> [1, -1, -1, 2, 3] (a non -1 refers to an 'active core' at that index)
> It fills it like this:
> [0, 3, 4] (with the value at each index being an 'active core').
> 
> The new APIs will also return the number of cores contained in the
> passed corelist/coremask, so in the above example, 3 would be returned.
> 
> New in the v3, is a heuristic parser which searches for key markers in
> the core string, returning a enum value based off this search to
> indicate if a parameter is likely a coremask or a corelist. This
> heuristic function is also wrapped in a parser function allowing
> apps to handle both coremasks and corelists simultaneously.
> 
> [1] https://mails.dpdk.org/archives/dev/2023-November/280957.html
> [2] https://mails.dpdk.org/archives/dev/2023-November/280966.html
> 

To avoid confusion with the other work to handle better args
in DPDK, maybe this should be call coreparse library?