From: Sascha Hauer <s.hauer@pengutronix.de>
To: Du Huanpeng <u74147@gmail.com>
Cc: barebox@lists.infradead.org
Subject: Re: [PATCH] lib: readline support ctrl-l to clear screen
Date: Tue, 17 Nov 2015 09:15:26 +0100 [thread overview]
Message-ID: <20151117081526.GM8526@pengutronix.de> (raw)
In-Reply-To: <1447549279-11694-1-git-send-email-u74147@gmail.com>
On Sun, Nov 15, 2015 at 09:01:19AM +0800, Du Huanpeng wrote:
> maybe it is easier to press ctrl-l to clear the screen than type
> 'clear' command.
>
> Signed-off-by: Du Huanpeng <u74147@gmail.com>
> ---
> lib/readline.c | 9 +++++++++
> 1 file changed, 9 insertions(+)
Applied, thanks. Antony is right, please explain the changes to the last
version next time.
Sascha
>
> diff --git a/lib/readline.c b/lib/readline.c
> index 14dd311..170effb 100644
> --- a/lib/readline.c
> +++ b/lib/readline.c
> @@ -262,6 +262,15 @@ int readline(const char *prompt, char *buf, int len)
> eol_num--;
> }
> break;
> + case CTL_CH('l'):
> + printf(ANSI_CLEAR_SCREEN);
> + buf[eol_num] = 0;
> + printf("%s%s", prompt, buf);
> + wlen = eol_num - num;
> + while (wlen--) {
> + getcmd_putch(CTL_BACKSPACE);
> + }
> + break;
> case BB_KEY_ERASE_TO_EOL:
> ERASE_TO_EOL();
> break;
> --
> 1.9.1
>
>
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next prev parent reply other threads:[~2015-11-17 8:15 UTC|newest]
Thread overview: 4+ messages / expand[flat|nested] mbox.gz Atom feed top
2015-11-15 1:01 Du Huanpeng
2015-11-15 8:50 ` Antony Pavlov
2015-11-17 8:15 ` Sascha Hauer [this message]
-- strict thread matches above, loose matches on Subject: below --
2015-11-14 11:29 Du Huanpeng
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