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/*
* utils.c - various utility functions used in pppd.
*
* Copyright (c) 1999 The Australian National University.
* All rights reserved.
*
* Redistribution and use in source and binary forms are permitted
* provided that the above copyright notice and this paragraph are
* duplicated in all such forms and that any documentation,
* advertising materials, and other materials related to such
* distribution and use acknowledge that the software was developed
* by the Australian National University. The name of the University
* may not be used to endorse or promote products derived from this
* software without specific prior written permission.
* THIS SOFTWARE IS PROVIDED ``AS IS'' AND WITHOUT ANY EXPRESS OR
* IMPLIED WARRANTIES, INCLUDING, WITHOUT LIMITATION, THE IMPLIED
* WARRANTIES OF MERCHANTIBILITY AND FITNESS FOR A PARTICULAR PURPOSE.
*/
#if HAVE_CONFIG_H
#include "config.h"
#endif
#include <string.h>
#ifndef HAVE_STRLCAT
/*
* strlcat - like strcat/strncat, doesn't overflow destination buffer,
* always leaves destination null-terminated (for len > 0).
*/
size_t
strlcat(dest, src, len)
char *dest;
const char *src;
size_t len;
{
size_t dlen = strlen(dest);
return dlen + strlcpy(dest + dlen, src, (len > dlen? len - dlen: 0));
}
#endif
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