Import a sample XSession startup script

Every program started is currently hard-coded. It should really look
at the XDG auto-start folders. This should do for the moment though.

As reported by Olivier Cochard-Labbé from FreeBSD Bug 202222.
Thanks!

doc/xsessions/DeforaOS.desktop

@@ -3,6 +3,6 @@ Encoding=UTF-8
 Name=DeforaOS
 Icon=DeforaOS
 Comment=The DeforaOS desktop environment
-TryExec=lxsession
-Exec=lxsession -S DeforaOS
+TryExec=deforaos-session
+Exec=deforaos-session
 Type=Application

tools/deforaos-session

@@ -0,0 +1,45 @@
+#!/bin/sh
+#$Id$
+#Copyright (c) 2015 Pierre Pronchery <[email protected]>
+#
+#Redistribution and use in source and binary forms, with or without
+#modification, are permitted provided that the following conditions are met:
+#
+# * Redistributions of source code must retain the above copyright notice, this
+#   list of conditions and the following disclaimer.
+# * Redistributions in binary form must reproduce the above copyright notice,
+#   this list of conditions and the following disclaimer in the documentation
+#   and/or other materials provided with the distribution.
+#
+#THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
+#AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
+#IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
+#DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE LIABLE
+#FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
+#DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR
+#SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER
+#CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY,
+#OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
+#OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
+
+
+
+#variables
+#executables
+DESKTOP="desktop -w"
+LOCKER="locker"
+PANEL="panel"
+WINDOWMANAGER="metacity"
+
+
+#start the panel
+$PANEL &
+
+#start the screensaver
+$LOCKER &
+
+#start the Window Manager
+$WINDOWMANAGER &
+
+#start the background desktop program
+$DESKTOP

tools/project.conf

@@ -1 +1,5 @@
-dist=Makefile,subst.sh
+dist=Makefile,deforaos-session,subst.sh
+
+[deforaos-session]
+install=$(PREFIX)/bin
+mode=0755