Function: user-uid
user-uid is a function defined in editfns.c.
Signature
(user-uid)
Documentation
Return the effective uid of Emacs.
Value is a fixnum, if it's small enough, otherwise a bignum.
Probably introduced at or before Emacs version 18.
Source Code
// Defined in /usr/src/emacs/src/editfns.c
{
uid_t euid = geteuid ();
return INT_TO_INTEGER (euid);
}