Improved build scripts

Signed-off-by: Giulio Cesare Solaroli <giulio.cesare@clipperz.com>

scripts/builder/repository.py

@@ -0,0 +1,75 @@
+#!/usr/bin/env python
+# -*- coding: UTF-8 -*-
+
+
+def repositoryWithPath (path):
+	try:
+		from dulwich.repo import Repo
+
+		repo = Repo(path)
+		result = GitRepository(repo, path)
+	except:
+		from mercurial import ui, hg
+
+		repo = hg.repository(ui.ui(), path)
+		result = HgRepository(repo, path)
+
+	return result
+
+
+#===================================================================
+
+
+class Repository(object):
+
+	def __init__ (self, repository, path):
+		self.repository = repository
+		self.path = path
+
+
+	def revision (self):
+		raise NotImplementedError()
+	
+
+	def areTherePendingChanges (self):
+		raise NotImplementedError()
+
+
+	def version (self):
+		result = self.revision()
+		if self.areTherePendingChanges():
+			result = '>>> ' + result + ' <<<'
+
+		# print "VERSION: " + result
+		return result
+
+
+#===================================================================
+
+
+class GitRepository(Repository):
+
+	def revision (self):
+		return repository.refs['HEAD']
+	
+
+	def areTherePendingChanges (self):
+		return repository.is_dirty()
+
+
+#===================================================================
+
+
+class HgRepository(Repository):
+	#	http://mercurial.selenic.com/wiki/MercurialApi
+
+	def revision (self):
+		return 'hg:' + str(self.repository['tip'])
+	
+
+	def areTherePendingChanges (self):
+		# TODO: FIXME: repository.status() does not report 'unknown(?)' files. :(
+		return not all(map(lambda fileList: len(fileList) == 0, self.repository.status()))
+
+
+#===================================================================