BSD 2 development

[unix-history] / src / saveboottime.c

/* Copyright (c) 1979 Regents of the University of California */
#include <utmp.h>

struct utmp reboot;

main()
{

       if (getuid())
               exit(1);
       close(1);
       open("/usr/adm/wtmp", 1);
       strcpy(reboot.ut_line, "tty~");
       strcpy(reboot.ut_name, "reboot");
       time(&reboot.ut_time);
       lseek(1, (long) 0, 2);
       write(1, (char *) &reboot, sizeof reboot);
       exit(0);
}