4c9511e7a4
• Build.sh: NetBSD® gives an ignorable link-time warning in mirtoconf • Build.sh: GNU (HURD) and GNU/kFreeBSD are no longer experimental, I think
55 lines
1.7 KiB
C
55 lines
1.7 KiB
C
/*-
|
|
* Copyright (c) 2006, 2007
|
|
* Thorsten Glaser <tg@mirbsd.de>
|
|
* Copyright (c) 1998 Todd C. Miller <Todd.Miller@courtesan.com>
|
|
*
|
|
* Permission to use, copy, modify, and distribute this software for any
|
|
* purpose with or without fee is hereby granted, provided that the above
|
|
* copyright notice and this permission notice appear in all copies.
|
|
*
|
|
* This work is provided "AS IS" and WITHOUT WARRANTY of any kind, to
|
|
* the utmost extent permitted by applicable law, neither express nor
|
|
* implied; without malicious intent or gross negligence. In no event
|
|
* may a licensor, author or contributor be held liable for indirect,
|
|
* direct, other damage, loss, or other issues arising in any way out
|
|
* of dealing in the work, even if advised of the possibility of such
|
|
* damage or existence of a defect, except proven that it results out
|
|
* of said person's immediate fault when using the work as intended.
|
|
*/
|
|
|
|
#include "sh.h"
|
|
|
|
__RCSID("$MirOS: src/bin/mksh/strlcpy.c,v 1.2 2007/04/23 11:33:26 tg Exp $");
|
|
__RCSID("$miros: src/lib/libc/string/strlfun.c,v 1.14 2007/01/07 02:11:40 tg Exp $");
|
|
|
|
/*
|
|
* Copy src to string dst of size siz. At most siz-1 characters
|
|
* will be copied. Always NUL terminates (unless siz == 0).
|
|
* Returns strlen(src); if retval >= siz, truncation occurred.
|
|
*/
|
|
size_t
|
|
strlcpy(char *dst, const char *src, size_t siz)
|
|
{
|
|
const char *s = src;
|
|
|
|
if (siz == 0)
|
|
goto traverse_src;
|
|
|
|
/* copy as many chars as will fit */
|
|
while (--siz && (*dst++ = *s++))
|
|
;
|
|
|
|
/* not enough room in dst */
|
|
if (siz == 0) {
|
|
/* safe to NUL-terminate dst since we copied <= siz-1 chars */
|
|
*dst = '\0';
|
|
traverse_src:
|
|
/* traverse rest of src */
|
|
while (*s++)
|
|
;
|
|
}
|
|
|
|
/* count doesn't include NUL */
|
|
return (s - src - 1);
|
|
}
|