.\" checkgid.8 .\" .\" Copyright (c) 2004-2008 Apple Inc. .\" .Dd October 21, 2008 .Dt CHECKGID 8 .Os .Sh NAME .Nm checkgid .Nd "validate group identifiers" .Sh SYNOPSIS .Nm .Ar group .Ar ... .Sh DESCRIPTION Given one or more group identifers on the command line (e.g., "httpd" or "#-1"), figure out whether they'll be valid for the server to use at run-time. .Pp If a groupname isn't found, or we can't setgid() to it, return -1. If all groups are valid, return 0. .Pp This may need to be run as the superuser for the setgid() to succeed; running it as any other user may result in a false negative. .Sh SEE ALSO .Xr httpd 8