linux-kernel - Re: [PATCH 2/4] tools/nolibc: Fix strlcat() return code and size usage

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Date: Sun, 18 Feb 2024 11:22:37 +0100
From: Willy Tarreau <w@....eu>
To: Rodrigo Campos <rodrigo@...g.com.ar>
Cc: Thomas Weißschuh <linux@...ssschuh.net>,
        linux-kernel@...r.kernel.org
Subject: Re: [PATCH 2/4] tools/nolibc: Fix strlcat() return code and size
 usage

On Wed, Feb 14, 2024 at 07:03:10PM -0300, Rodrigo Campos wrote:
> On 2/14/24 16:34, Rodrigo Campos wrote:
> > size_t strlcat_rata(char *dst, const char *src, size_t size)
> > {
> > 	const char *orig_src = src;
> > 	size_t len = 0;
> > 	for (;len < size; len++) {
> > 		if (dst[len] == '\0')
> > 			break;
> > 	}
> 
> If you think about it, this is strnlen() and what follows is strncat().

I agree, I just didn't remember we had strnlen() nor strncat().

Willy