diff options
Diffstat (limited to 'REORG.TODO/login/logout.c')
-rw-r--r-- | REORG.TODO/login/logout.c | 72 |
1 files changed, 72 insertions, 0 deletions
diff --git a/REORG.TODO/login/logout.c b/REORG.TODO/login/logout.c new file mode 100644 index 0000000000..6a8ce265ee --- /dev/null +++ b/REORG.TODO/login/logout.c @@ -0,0 +1,72 @@ +/* Copyright (C) 1996-2017 Free Software Foundation, Inc. + This file is part of the GNU C Library. + Contributed by Ulrich Drepper <drepper@cygnus.com>, 1996. + + The GNU C Library is free software; you can redistribute it and/or + modify it under the terms of the GNU Lesser General Public + License as published by the Free Software Foundation; either + version 2.1 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 + Lesser General Public License for more details. + + You should have received a copy of the GNU Lesser General Public + License along with the GNU C Library; if not, see + <http://www.gnu.org/licenses/>. */ + +#include <errno.h> +#include <string.h> +#include <utmp.h> +#include <sys/time.h> + +int +logout (const char *line) +{ + struct utmp tmp, utbuf; + struct utmp *ut; + int result = 0; + + /* Tell that we want to use the UTMP file. */ + if (utmpname (_PATH_UTMP) == -1) + return 0; + + /* Open UTMP file. */ + setutent (); + + /* Fill in search information. */ +#if _HAVE_UT_TYPE - 0 + tmp.ut_type = USER_PROCESS; +#endif + strncpy (tmp.ut_line, line, sizeof tmp.ut_line); + + /* Read the record. */ + if (getutline_r (&tmp, &utbuf, &ut) >= 0) + { + /* Clear information about who & from where. */ + memset (ut->ut_name, '\0', sizeof ut->ut_name); +#if _HAVE_UT_HOST - 0 + memset (ut->ut_host, '\0', sizeof ut->ut_host); +#endif +#if _HAVE_UT_TV - 0 + struct timeval tv; + __gettimeofday (&tv, NULL); + ut->ut_tv.tv_sec = tv.tv_sec; + ut->ut_tv.tv_usec = tv.tv_usec; +#else + ut->ut_time = time (NULL); +#endif +#if _HAVE_UT_TYPE - 0 + ut->ut_type = DEAD_PROCESS; +#endif + + if (pututline (ut) != NULL) + result = 1; + } + + /* Close UTMP file. */ + endutent (); + + return result; +} |