.TH LIGHTDM 1 "7 November 2013" .SH NAME lightdm \- a display manager .SH SYNOPSIS .B lightdm [ .I OPTION ] .SH DESCRIPTION .B lightdm is a display manager. .SH OPTIONS .TP .B \-h, \-\-help Show help options .TP .B \-c, \-\-config=FILE Use configuration file .TP .B \-d, \-\-debug Print debugging messages .TP .B \-\-test\-mode Run as unprivileged user, skipping things that require root access .TP .B \-\-pid\-file=FILE File to write PID into .TP .B \-\-xsessions\-dir=DIRECTORY Directory to load X sessions from .TP .B \-\-xgreeters\-dir=DIRECTORY Directory to load X greeters from .TP .B \-\-log\-dir=DIRECTORY Directory to write logs to .TP .B \-\-run\-dir=DIRECTORY Directory to store running state .TP .B \-\-cache\-dir=DIRECTORY Directory to cached information .TP .B \-v, \-\-version Show release version .SH FILES .TP .B /etc/lightdm/lightdm.conf Configuration .TP .B /etc/lightdm/users.conf User list configuration (if not using Accounts Service) .TP .B /etc/lightdm/keys.conf XDMCP keys .SH SEE ALSO .BR dm-tool (1)