linux-kernel - Re: [PATCH v5 2/7] perf tool: Add option macro OPT_CALLBACK

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Date:   Tue, 14 Mar 2017 18:00:24 -0300
From:   Arnaldo Carvalho de Melo <acme@...nel.org>
To:     Ravi Bangoria <ravi.bangoria@...ux.vnet.ibm.com>
Cc:     mingo@...hat.com, mhiramat@...nel.org, brendan.d.gregg@...il.com,
        peterz@...radead.org, alexander.shishkin@...ux.intel.com,
        wangnan0@...wei.com, jolsa@...nel.org, ak@...ux.intel.com,
        treeze.taeung@...il.com, mathieu.poirier@...aro.org,
        hekuang@...wei.com, sukadev@...ux.vnet.ibm.com, ananth@...ibm.com,
        naveen.n.rao@...ux.vnet.ibm.com, adrian.hunter@...el.com,
        linux-kernel@...r.kernel.org, hemant@...ux.vnet.ibm.com
Subject: Re: [PATCH v5 2/7] perf tool: Add option macro OPT_CALLBACK_ARG

Em Tue, Mar 14, 2017 at 08:36:53PM +0530, Ravi Bangoria escreveu:
> Add an option macro that is the same as OPT_CALLBACK_OPTARG except
> that the argument is not optional.

Not 'perf tool:', adjusted to 'tools lib subcmd:' as this is not perf
specific at all, tools/lib/subcmd/ is by other tools, such as objtool.

- Arnaldo
 
> Signed-off-by: Ravi Bangoria <ravi.bangoria@...ux.vnet.ibm.com>
> ---
>  tools/lib/subcmd/parse-options.h | 4 ++++
>  1 file changed, 4 insertions(+)
> 
> diff --git a/tools/lib/subcmd/parse-options.h b/tools/lib/subcmd/parse-options.h
> index f054ca1..79472e0 100644
> --- a/tools/lib/subcmd/parse-options.h
> +++ b/tools/lib/subcmd/parse-options.h
> @@ -160,6 +160,10 @@ struct option {
>  	{ .type = OPTION_CALLBACK, .short_name = (s), .long_name = (l), \
>  	  .value = (v), .argh = (a), .help = (h), .callback = (f), \
>  	  .flags = PARSE_OPT_OPTARG, .data = (d) }
> +#define OPT_CALLBACK_ARG(s, l, v, d, a, h, f) \
> +	{ .type = OPTION_CALLBACK, .short_name = (s), .long_name = (l), \
> +	  .value = (v), .argh = (a), .help = (h), .callback = (f), \
> +	  .data = (d) }
>  
>  /* parse_options() will filter out the processed options and leave the
>   * non-option argments in argv[].
> -- 
> 2.9.3