install a custom system xinitrc which tries to start the installed desktop manager

provide directory %{_sysconfdir}/X11/xinit/xinitrc.d [release 1.3.3-2mamba;Fri Jun 27 2014]

xinit-xinitrc

@@ -0,0 +1,27 @@
+#!/bin/sh
+#
+# ~/.xinitrc
+#
+# Executed by startx (run your window manager from here)
+
+if [ -d /etc/X11/xinit/xinitrc.d ]; then
+  for f in /etc/X11/xinit/xinitrc.d/*; do
+    [ -x "$f" ] && . "$f"
+  done
+  unset f
+fi
+
+# XFCE in questo caso è il default
+case $1 in
+    gnome) exec gnome-session;;
+    kde) exec startkde;;
+    lxde) exec startlxde;;
+    xfce) exec startxfce4;;
+    *) for s in startkde gnome-session startlxde startxfce4; do
+          e=$(which $s)
+          if [ "$e" -a -x $e ]; then
+             exec $e
+             break
+          fi
+       done ;;
+esac

xinit.spec

@@ -1,6 +1,6 @@
 Name:          xinit
 Version:       1.3.3
-Release:       1mamba
+Release:       2mamba
 Summary:       xinit - X Window System initializer
 Group:         Graphical Desktop/Applications/Utilities
 Vendor:        openmamba
@@ -8,6 +8,7 @@ Distribution:  openmamba
 Packager:      Tiziana Ferro <tiziana.ferro@email.it>
 URL:           http://xorg.freedesktop.org/
 Source:        http://xorg.freedesktop.org/releases/individual/app/%{name}-%{version}.tar.bz2
+Source1:       xinit-xinitrc
 License:       MIT
 ## AUTOBUILDREQ-BEGIN
 BuildRequires: glibc-devel
@@ -30,6 +31,9 @@ When this first client exits, xinit will kill the X server and then terminate.
 [ "%{buildroot}" != / ] && rm -rf "%{buildroot}"
 %makeinstall
 
+install -d -m0755 %{buildroot}%{_sysconfdir}/X11/xinit/xinitrc.d
+install -m0755 %{SOURCE1} %{buildroot}%{_sysconfdir}/X11/xinit/xinitrc
+
 %clean
 [ "%{buildroot}" != / ] && rm -rf "%{buildroot}"
 
@@ -39,7 +43,8 @@ When this first client exits, xinit will kill the X server and then terminate.
 
 %files
 %defattr(-,root,root)
-%config %{_sysconfdir}/X11/xinit/xinitrc
+%{_sysconfdir}/X11/xinit/xinitrc
+%dir %{_sysconfdir}/X11/xinit/xinitrc.d
 %{_bindir}/%{name}
 %{_bindir}/startx
 %{_mandir}/man?/*
@@ -47,6 +52,10 @@ When this first client exits, xinit will kill the X server and then terminate.
 #ChangeLog README
 
 %changelog
+* Fri Jun 27 2014 Silvan Calarco <silvan.calarco@mambasoft.it> 1.3.3-2mamba
+- install a custom system xinitrc which tries to start the installed desktop manager
+- provide directory %{_sysconfdir}/X11/xinit/xinitrc.d
+
 * Sat Sep 14 2013 Automatic Build System <autodist@mambasoft.it> 1.3.3-1mamba
 - automatic update by autodist