From 3a9241add947cb6d24b5de7a8927517426a78795 Mon Sep 17 00:00:00 2001 From: Rob Landley Date: Sat, 25 Aug 2012 14:25:22 -0500 Subject: Move commands into "posix", "lsb", and "other" menus/directories. --- toys/posix/who.c | 46 ++++++++++++++++++++++++++++++++++++++++++++++ 1 file changed, 46 insertions(+) create mode 100644 toys/posix/who.c (limited to 'toys/posix/who.c') diff --git a/toys/posix/who.c b/toys/posix/who.c new file mode 100644 index 00000000..d407c6b2 --- /dev/null +++ b/toys/posix/who.c @@ -0,0 +1,46 @@ +/* vi: set sw=4 ts=4: + * + * who.c - display who is on the system + * + * Copyright 2012 ProFUSION Embedded Systems + * + * by Luis Felipe Strano Moraes + * + * See http://pubs.opengroup.org/onlinepubs/9699919799/utilities/who.html + +USE_WHO(NEWTOY(who, NULL, TOYFLAG_BIN)) + +config WHO + bool "who" + default n + help + usage: who + + Print logged user information on system + +*/ + +#include "toys.h" + +void who_main(void) +{ + struct utmpx *entry; + + setutxent(); + + while ((entry = getutxent())) { + if (entry->ut_type == USER_PROCESS) { + time_t time; + int time_size; + char * times; + + time = entry->ut_tv.tv_sec; + times = ctime(&time); + time_size = strlen(times) - 2; + printf("%s\t%s\t%*.*s\t(%s)\n", entry->ut_user, entry->ut_line, time_size, time_size, ctime(&time), entry->ut_host); + + } + } + + endutxent(); +} -- cgit v1.2.3