linux-kernel - Re: [PATCH RESEND] perf tools: bug fix, an error of parsing 'man.<tool>.*' config variable.

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Message-ID: <20160107080104.GH8053@sejong>
Date:	Thu, 7 Jan 2016 17:01:04 +0900
From:	Namhyung Kim <namhyung@...nel.org>
To:	Taeung Song <treeze.taeung@...il.com>
CC:	Arnaldo Carvalho de Melo <acme@...nel.org>,
	linux-kernel@...r.kernel.org, Ingo Molnar <mingo@...nel.org>,
	Jiri Olsa <jolsa@...hat.com>
Subject: Re: [PATCH RESEND] perf tools: bug fix, an error of parsing
 'man.<tool>.*' config variable.

Hi Taeung,

On Thu, Jan 07, 2016 at 01:00:51PM +0900, Taeung Song wrote:
> To add new man viewer, configs like 'man.<tool>.cmd',
> 'man.<tool>.path' can be set into config file (~/.perfconfig).
> But parsing config file is stopped because the config variable
> contains '.' character i.e.
> 
> If setting 'man.xman.cmd' into config file,
> 
> [man]
>         gman.cmd = gman
> 
> when launching perf an error message is printed like below.
> 
> Fatal: bad config file line 11 in /home/taeung/.perfconfig

Not sure anyone actually uses this..

Anyway, it should be fixed since man viewer code requires it.


> 
> So modify iskeychar() function to decide '.' character
> as key character parsing config file.
> 
> Cc: Jiri Olsa <jolsa@...hat.com>
> Signed-off-by: Taeung Song <treeze.taeung@...il.com>

Acked-by: Namhyung Kim <namhyung@...nel.org>

Thanks,
Namhyung


> ---
>  tools/perf/util/config.c | 2 +-
>  1 file changed, 1 insertion(+), 1 deletion(-)
> 
> diff --git a/tools/perf/util/config.c b/tools/perf/util/config.c
> index d3e12e3..3c01ced 100644
> --- a/tools/perf/util/config.c
> +++ b/tools/perf/util/config.c
> @@ -122,7 +122,7 @@ static char *parse_value(void)
>  
>  static inline int iskeychar(int c)
>  {
> -	return isalnum(c) || c == '-' || c == '_';
> +	return isalnum(c) || c == '-' || c == '_' || c == '.';
>  }
>  
>  static int get_value(config_fn_t fn, void *data, char *name, unsigned int len)
> -- 
> 2.5.0
> 
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