62 lines
1.5 KiB
C
62 lines
1.5 KiB
C
/*
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* runlevel Prints out the previous and the current runlevel.
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*
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* Version: @(#)runlevel 1.20 16-Apr-1997 MvS
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*
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* This file is part of the sysvinit suite,
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* Copyright (C) 1991-1997 Miquel van Smoorenburg.
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*
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* This program is free software; you can redistribute it and/or modify
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* it under the terms of the GNU General Public License as published by
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* the Free Software Foundation; either version 2 of the License, or
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* (at your option) any later version.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with this program; if not, write to the Free Software
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* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
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*/
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#include <stdio.h>
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#include <utmp.h>
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#include <time.h>
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#include <stdlib.h>
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#include "runlevellog.h"
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int main(argc, argv)
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int argc;
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char **argv;
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{
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struct utmp *ut;
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char prev;
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int status, runlevel;
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if (argc > 1) utmpname(argv[1]);
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setutent();
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while ((ut = getutent()) != NULL) {
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if (ut->ut_type == RUN_LVL) {
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prev = ut->ut_pid / 256;
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if (prev == 0) prev = 'N';
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printf("%c %c\n", prev, ut->ut_pid % 256);
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endutent();
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exit(0);
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}
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}
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endutent();
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status = Read_Runlevel_Log(&runlevel);
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if (status)
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{
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printf("N %c\n", runlevel);
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return 0;
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}
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printf("unknown\n");
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return(1);
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}
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