Standardizing project structure

ext/extconf.rb

@@ -1,5 +0,0 @@
-require 'mkmf'
-if find_library('lxc', 'lxc_container_new') and have_header('lxc/lxc.h')
-  $CFLAGS += " -Wall #{ENV['CFLAGS']}"
-  create_makefile('lxc')
-end

ext/lxc/extconf.rb

@@ -0,0 +1,7 @@
+require 'mkmf'
+
+abort 'missing liblxc' unless find_library('lxc', 'lxc_container_new')
+abort 'missing lxc/lxccontainer.h' unless have_header('lxc/lxccontainer.h')
+
+$CFLAGS += " -Wall #{ENV['CFLAGS']}"
+create_makefile('lxc')