Add liblastfm2 and make tomahawk build against it

thirdparty/liblastfm2/admin/utils.rb

@@ -0,0 +1,40 @@
+cwd = File.dirname( __FILE__ )
+require "#{cwd}/platform.rb"
+
+def h(s, n)
+  case Platform::IMPL
+  when :mswin
+    puts '==> '+s
+  else
+    puts "\033[0;#{n}m==>\033[0;0;1m #{s} \033[0;0m"
+  end
+end
+
+def h1 s
+    h(s, 34)
+end
+
+def h2 s
+    h(s, 33)
+    yield
+end
+
+def qmake_env(env, qenv)
+  env=Array.new(1,env) if env.instance_of? String
+  values=Array.new
+  env.each { |x| values << ENV[x] if ENV[x] }
+  if values.size > 0
+    "#{qenv} = #{values.join(' ')}\n"
+  else
+    nil
+  end
+end
+
+class PkgConfigNotFound < RuntimeError; end
+class PkgNotFound < RuntimeError; end
+
+def pkgconfig pkg, prettyname
+  system "pkg-config --exists '#{pkg}'"
+  raise PkgConfigNotFound if $? == 127
+  raise PkgNotFound.new(prettyname) if $? != 0
+end