{
"name": "who",
"description": "Display who is logged in",
"subcommands": [
{
"name": "am",
"description": "Returns the invoker's real user name"
}
],
"options": [
{
"names": [
"-a"
],
"description": "Same as -bdlprTtu"
},
{
"names": [
"-b"
],
"description": "Time of last system boot"
},
{
"names": [
"-d"
],
"description": "Print dead processes"
},
{
"names": [
"-H"
],
"description": "Write column headings above the regular output"
},
{
"names": [
"-l"
],
"description": "Print system login processes (unsupported)"
},
{
"names": [
"-m"
],
"description": "Only print information about the current terminal"
},
{
"names": [
"-p"
],
"description": "Print active processes spawned by launchd(8) (unsupported)"
},
{
"names": [
"-q"
],
"description": "'Quick mode': List only names and number of users currently logged on"
},
{
"names": [
"-r"
],
"description": "Print the current runlevel"
},
{
"names": [
"-s"
],
"description": "List only the name, line and time fields (this is the default)"
},
{
"names": [
"-T"
],
"description": "Print a character after the user name indicating the state of the terminal line: '+' writable, '-' not writable, '?' bad"
},
{
"names": [
"-t"
],
"description": "Print last system clock change (unsupported)"
},
{
"names": [
"-u"
],
"description": "Print the idle time for each user and the associated process ID"
}
],
"args": [
{
"name": "file",
"description": "By default, who gathers information from the file /var/run/utmpx; an alternative file may be specified",
"template": "filepaths"
}
]
}