Add compilation of the Elf code.

libs/elf/SConscript

@@ -0,0 +1,29 @@
+# -*- mode: python; coding: utf-8; -*-
+
+#  Codezero -- a microkernel for embedded systems.
+#
+#  Copyright © 2009 Russel Winder
+#
+#  This program is free software: you can redistribute it and/or modify it under the terms of the GNU
+#  General Public License as published by the Free Software Foundation, either version 3 of the License, or
+#  (at your option) any later version.
+#
+#  This program is distributed in the hope that it will be useful, but WITHOUT ANY WARRANTY; without even
+#  the implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public
+#  License for more details.
+#
+#  You should have received a copy of the GNU General Public License along with this program.  If not, see
+#  <http://www.gnu.org/licenses/>.
+#
+#  Author: Russel Winder
+
+Import ( 'environment' , 'lib' )
+
+e = environment.Clone ( )
+e.Append ( LIBS = lib )
+e.Append ( CPPPATH = [ 'include' , '#libs/c/include' , '#libs/c/include/arch/' + e['ARCH'] ] )
+
+
+result = e.StaticLibrary ( 'elf' , Glob ( 'src/*.c' ) )
+
+Return ( 'result' )