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upgrade strlcat

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in order to remove K&R code
This commit is contained in:
Francois Perrad 2016-03-25 07:57:19 +01:00
parent 81a0240491
commit 37a66fa5b6
1 changed files with 7 additions and 10 deletions
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17
compat.c
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@ -114,8 +114,8 @@ size_t strlcpy(char *dst, const char *src, size_t size) {
#endif /* HAVE_STRLCPY */
#ifndef HAVE_STRLCAT
/* taken from openbsd-compat for OpenSSH 3.6.1p1 */
/* "$OpenBSD: strlcat.c,v 1.8 2001/05/13 15:40:15 deraadt Exp $"
/* taken from openbsd-compat for OpenSSH 7.2p2 */
/* "$OpenBSD: strlcat.c,v 1.13 2005/08/08 08:05:37 espie Exp $"
*
* Appends src to string dst of size siz (unlike strncat, siz is the
* full size of dst, not space left). At most siz-1 characters
@ -123,15 +123,12 @@ size_t strlcpy(char *dst, const char *src, size_t size) {
* Returns strlen(src) + MIN(siz, strlen(initial dst)).
* If retval >= siz, truncation occurred.
*/
size_t
strlcat(dst, src, siz)
char *dst;
const char *src;
size_t siz;
size_t
strlcat(char *dst, const char *src, size_t siz)
{
register char *d = dst;
register const char *s = src;
register size_t n = siz;
char *d = dst;
const char *s = src;
size_t n = siz;
size_t dlen;
/* Find the end of dst and adjust bytes left but don't go past end */