glibc/string/strnlen.c
Ulrich Drepper c3301189bd Update.
2000-11-26  Ulrich Drepper  <drepper@redhat.com>

	* inet/getnameinfo.c: Adjust casts to avoid warnings.
	* inet/rcmd.c: Likewise.
	* inet/ruserpass.c: Likewise.
	* inet/netinet/in.h (IN6_IS_ADDR_UNSPECIFIED, IN6_IS_ADDR_LOOPBACK,
	IN6_IS_ADDR_MULTICAST, IN6_IS_ADDR_LINKLOCAL, IN6_IS_ADDR_SITELOCAL,
	IN6_IS_ADDR_V4MAPPED, IN6_IS_ADDR_V4COMPAT, IN6_ARE_ADDR_EQUAL,
	IN6_IS_ADDR_MC_NODELOCAL, IN6_IS_ADDR_MC_LINKLOCAL,
	IN6_IS_ADDR_MC_SITELOCAL, IN6_IS_ADDR_MC_ORGLOCAL,
	IN6_IS_ADDR_MC_GLOBAL): Preserve const in cast.
	* include/aliases.h: Add prototypes for internal __getalias* functions.
	* include/netdb.h: Add prototypes for __old_gethostent_r,
	__old_gethostbyaddr_r, __old_gethostbyname_r, __old_gethostbyname2_r,
	__old_getnetent_r, __old_getnetbyaddr_r, __old_getnetbyname_r,
	__old_getservent_r, __old_getservbyname_r, __old_getservbyport_r,
	__old_getprotoent_r, __old_getprotobyname_r, __old_getprotobynumber_r.
	* include/rpc/netdb.h: Add prototypes for __old_getrpcbyname_r,
	__old_getrpcbynumber_r, __old_getrpcent_r.

	* include/rpc/netdb.h: Add __getrpcbyname_r, __getrpcbynumber_r,
	__getrpcent_r prototypes.
2000-11-26 09:44:30 +00:00

32 lines
1.3 KiB
C

/* Find the length of STRING, but scan at most MAXLEN characters.
Copyright (C) 1996, 1997, 1998, 2000 Free Software Foundation, Inc.
This file is part of the GNU C Library.
The GNU C Library is free software; you can redistribute it and/or
modify it under the terms of the GNU Library General Public License as
published by the Free Software Foundation; either version 2 of the
License, or (at your option) any later version.
The GNU C Library is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
Library General Public License for more details.
You should have received a copy of the GNU Library General Public
License along with the GNU C Library; see the file COPYING.LIB. If not,
write to the Free Software Foundation, Inc., 59 Temple Place - Suite 330,
Boston, MA 02111-1307, USA. */
#include <string.h>
/* Find the length of STRING, but scan at most MAXLEN characters.
If no '\0' terminator is found in that many characters, return MAXLEN. */
size_t
__strnlen (const char *string, size_t maxlen)
{
const char *end = memchr (string, '\0', maxlen);
return end ? (size_t) (end - string) : maxlen;
}
weak_alias (__strnlen, strnlen)