Re: [PATCH] lib: string.c: A speed optimized for strncpy

From: Dan Carpenter
Date: Wed Oct 15 2014 - 07:27:32 EST

On Sun, Oct 05, 2014 at 06:01:43PM +0200, Rickard Strandqvist wrote:
> Hi
> Yes, it can be faster, even if it is as you say, probably a difference
> depending on the size of the count.
> And even greater need to test this on a variety of hardware :-/

Most architectures (the notable exception is ARM) have an their own
optimized strncpy() function. Probably strzcpy() should just call it.

char *strzcpy(char *dest, const char *src, size_t count)
strncpy(dest, src, count);
if (count)
dest[count - 1] = '\0';
return dest;

dan carpenter

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