x11-autologin: added a few notes

Looks like nodm doesn't reset the PATH set within /etc/rc.d/init.d/functions which results in sbin path components hitting user's PATH; livecd-install which uses consolehelper was what broke first for me. And this link should illustrate some of the problems tackled by this kind of scripts...

x11-autologin: added a few notes
fe56fda2 · Michael Shigorin · 922a2759 · fe56fda2
Commit fe56fda2 authored Mar 18, 2014 by Michael Shigorin
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40-x11-autologin ....in/x11-autologin/rootfs/image-scripts.d/40-x11-autologin +2 -0

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--- a/features.in/x11-autologin/rootfs/image-scripts.d/40-x11-autologin
+++ b/features.in/x11-autologin/rootfs/image-scripts.d/40-x11-autologin
 #!/bin/sh
+# see also http://www.enricozini.org/2008/tips/lightweight-autologin/

 if [ ! -x /usr/bin/X ]; then
 	echo "SKIP autologin: X not installed" >&2
@@ -105,6 +106,7 @@ if [ -f "$KDMRC" ]; then autologin_kdm "$KDMRC"; fi

 ## nodm autologin (the last since the most intrusive)
 # FIXME nodm and xinitrc should be modified (also in p6)
+# WARNING: check user PATH if things go weird!
 NODM_RC=/etc/sysconfig/nodm
 NODM_EXE=/usr/sbin/nodm
 if [ -x "$NODM_EXE" ]; then