Implement task signatures

Includes functionality to find out what changes between two different
signature data dumps.

Signed-off-by: Richard Purdie <rpurdie@linux.intel.com>
Signed-off-by: Chris Larson <chris_larson@mentor.com>

1 files changed, 12 insertions, 0 deletions

diff --git a/bin/bitbake-diffsigs b/bin/bitbake-diffsigs
new file mode 100755
index 000000000..5eb77ce59
--- /dev/null
+++ b/bin/bitbake-diffsigs
@@ -0,0 +1,12 @@
+#!/usr/bin/env python
+import os
+import sys
+import warnings
+sys.path.insert(0, os.path.join(os.path.dirname(os.path.dirname(sys.argv[0])), 'lib'))
+
+import bb.siggen
+
+if len(sys.argv) > 2:
+    bb.siggen.compare_sigfiles(sys.argv[1], sys.argv[2])
+else:
+    bb.siggen.dump_sigfile(sys.argv[1])