/* @(#)utmp.h 1.1 92/07/30 SMI; from UCB 4.2 83/05/22 */ #ifndef _utmp_h #define _utmp_h /* * Structure of utmp and wtmp files. * * XXX - Assuming the number 8 is unwise. */ struct utmp { char ut_line[8]; /* tty name */ char ut_name[8]; /* user id */ char ut_host[16]; /* host name, if remote */ long ut_time; /* time on */ }; /* * This is a utmp entry that does not correspond to a genuine user */ #define nonuser(ut) ((ut).ut_host[0] == 0 && \ strncmp((ut).ut_line, "tty", 3) == 0 && ((ut).ut_line[3] == 'p' \ || (ut).ut_line[3] == 'q' \ || (ut).ut_line[3] == 'r' \ || (ut).ut_line[3] == 's')) #endif /*!_utmp_h*/