[PATCH] cosmetic: improve command list display

Sascha Hauer s.hauer at pengutronix.de
Fri Oct 12 04:54:24 EDT 2012


On Fri, Oct 12, 2012 at 12:14:29AM +0200, Carlo Caione wrote:
> Following from the Frank Jullien's patch, here is the same cosmetic correction
> when the list of commands is printed (the problem was that the commands for
> gpio_* were too long for the %10s alignment)
> 
> Signed-off-by: Carlo Caione <carlo.caione at gmail.com>

Applied, thanks.

Other than my reply to Franck I think here it makes sense as we have two
columns to print and thus really need alignment.

Sascha

> ---
>  commands/help.c | 7 ++++++-
>  1 file changed, 6 insertions(+), 1 deletion(-)
> 
> diff --git a/commands/help.c b/commands/help.c
> index 72b0bef..a12d9c3 100644
> --- a/commands/help.c
> +++ b/commands/help.c
> @@ -28,12 +28,17 @@
>  static int do_help(int argc, char *argv[])
>  {
>  	struct command *cmdtp;
> +	int max_length = 0;
>  
>  	if (argc == 1) {	/* show list of commands */
> +		for_each_command(cmdtp)
> +			if(strlen(cmdtp->name) > max_length)
> +				max_length = strlen(cmdtp->name);
> +
>  		for_each_command(cmdtp) {
>  			if (!cmdtp->usage)
>  				continue;
> -			printf("%10s - %s\n", cmdtp->name, cmdtp->usage);
> +			printf("%*s - %s\n", max_length, cmdtp->name, cmdtp->usage);
>  		}
>  		return 0;
>  	}
> -- 
> 1.7.12.3
> 
> 
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