mirror of
https://sourceware.org/git/glibc.git
synced 2024-11-18 11:00:07 +00:00
1d8dc4293f
* sysdeps/posix/getcwd.c [__GNU_LIBRARY__]: Include unistd.h. * io/fts.h (FTSENT): Define fts_compar member with prototype. * hurd/hurd.h: Use prototype in getcttyid decl. * stdlib/l64a.c: Fix typo in last change. * stdlib/drand48-iter.c: Test limits.h macros instead of sizeof for determining size of types. * stdlib/srand48_r.c: Likewise. * misc/utmp.h: Declare login, logout, logwtmp. * misc/logout.c: Declare argument as pointer to const. * misc/login.c: Likewise. * misc/logwtmp.c: Likewise. Include time.h, string.h. * misc/efgcvt_r.c: Include stdlib.h. * io/mknod.c: Include sys/types.h. * gmon/sys/gmon.h: Declare monstartup, _mcleanup. * csu/gmon-start.c (_start, etext): Declare with prototypes. * stdio-common/vfscanf.c (%[): Fix range handling.
73 lines
2.6 KiB
C
73 lines
2.6 KiB
C
/*
|
|
* Copyright (c) 1988, 1993
|
|
* The Regents of the University of California. All rights reserved.
|
|
*
|
|
* Redistribution and use in source and binary forms, with or without
|
|
* modification, are permitted provided that the following conditions
|
|
* are met:
|
|
* 1. Redistributions of source code must retain the above copyright
|
|
* notice, this list of conditions and the following disclaimer.
|
|
* 2. Redistributions in binary form must reproduce the above copyright
|
|
* notice, this list of conditions and the following disclaimer in the
|
|
* documentation and/or other materials provided with the distribution.
|
|
* 3. All advertising materials mentioning features or use of this software
|
|
* must display the following acknowledgement:
|
|
* This product includes software developed by the University of
|
|
* California, Berkeley and its contributors.
|
|
* 4. Neither the name of the University nor the names of its contributors
|
|
* may be used to endorse or promote products derived from this software
|
|
* without specific prior written permission.
|
|
*
|
|
* THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND
|
|
* ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
|
|
* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
|
|
* ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
|
|
* FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
|
|
* DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
|
|
* OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
|
|
* HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
|
|
* LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
|
|
* OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
|
|
* SUCH DAMAGE.
|
|
*/
|
|
|
|
#if defined(LIBC_SCCS) && !defined(lint)
|
|
static char sccsid[] = "@(#)logout.c 8.1 (Berkeley) 6/4/93";
|
|
#endif /* LIBC_SCCS and not lint */
|
|
|
|
#include <sys/types.h>
|
|
#include <sys/time.h>
|
|
|
|
#include <fcntl.h>
|
|
#include <utmp.h>
|
|
#include <unistd.h>
|
|
#include <stdlib.h>
|
|
#include <string.h>
|
|
|
|
typedef struct utmp UTMP;
|
|
|
|
int
|
|
logout(line)
|
|
register const char *line;
|
|
{
|
|
register int fd;
|
|
UTMP ut;
|
|
int rval;
|
|
|
|
if ((fd = open(_PATH_UTMP, O_RDWR, 0)) < 0)
|
|
return(0);
|
|
rval = 0;
|
|
while (read(fd, &ut, sizeof(UTMP)) == sizeof(UTMP)) {
|
|
if (!ut.ut_name[0] || strncmp(ut.ut_line, line, UT_LINESIZE))
|
|
continue;
|
|
bzero(ut.ut_name, UT_NAMESIZE);
|
|
bzero(ut.ut_host, UT_HOSTSIZE);
|
|
(void)time(&ut.ut_time);
|
|
(void)lseek(fd, -(off_t)sizeof(UTMP), L_INCR);
|
|
(void)write(fd, &ut, sizeof(UTMP));
|
|
rval = 1;
|
|
}
|
|
(void)close(fd);
|
|
return(rval);
|
|
}
|