Mercurial > hg > toybox
view toys/who.c @ 436:bc347fc87b00
Initial version of who command.
author | Luis Felipe Strano Moraes <lfelipe@profusion.mobi> |
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date | Mon, 06 Feb 2012 16:29:09 -0800 |
parents | |
children | 2d19539c3aeb |
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/* vi: set sw=4 ts=4: * * who.c - display who is on the system * * Copyright 2012 ProFUSION Embedded Systems * * by Luis Felipe Strano Moraes <lfelipe@profusion.mobi> * * See http://pubs.opengroup.org/onlinepubs/9699919799/utilities/who.html USE_WHO(NEWTOY(who, NULL, TOYFLAG_BIN)) config WHO bool "who" default y help usage: who Print logged user information on system */ #include "toys.h" #include <utmpx.h> void who_main(void) { struct utmpx *entry; setutxent(); while ((entry = getutxent())) { if (entry->ut_type == USER_PROCESS) printf("%s %s (%s)\n", entry->ut_user, entry->ut_line, entry->ut_host); } endutxent(); }