Add SourceFormat class and track definitions with metaclass

Signed-off-by: Chris Lamb <lamby@debian.org>

diff --git a/daklib/srcformats.py b/daklib/srcformats.py
new file mode 100644 (file)
index 0000000..51df1c6
--- /dev/null
+++ b/daklib/srcformats.py
@@ -0,0 +1,17 @@
+srcformats = []
+
+class SourceFormat(type):
+    def __new__(cls, name, bases, attrs):
+        klass = super(SourceFormat, cls).__new__(cls, name, bases, attrs)
+        srcformats.append(klass)
+
+        return klass
+
+class FormatOne(object):
+    __metaclass__ = SourceFormat
+
+class FormatThree(object):
+    __metaclass__ = SourceFormat
+
+class FormatThreeQuilt(object):
+    __metaclass__ = SourceFormat