From 550ee55b5973861b80ebda242e13eb373d0e1ac6 Mon Sep 17 00:00:00 2001
From: Avery Pennarun <apenwarr@gmail.com>
Date: Sun, 28 Feb 2010 15:51:16 -0500
Subject: [PATCH] cmd-index: auto-invalidate entries without a valid sha1 or
 gitmode.

Not exactly sure where these entries came from; possibly a failed save or an
earlier buggy version of bup.  But previously, they weren't auto-fixable
without deleting your bupindex.
---
 git.py   | 1 +
 index.py | 3 ++-
 2 files changed, 3 insertions(+), 1 deletion(-)

diff --git a/git.py b/git.py
index cc425c1..c5381f0 100644
--- a/git.py
+++ b/git.py
@@ -390,6 +390,7 @@ class PackWriter:
         l = []
         for (mode,name,bin) in shalist:
             assert(mode)
+            assert(mode != '0')
             assert(mode[0] != '0')
             assert(name)
             assert(len(bin) == 20)
diff --git a/index.py b/index.py
index 299546c..cfc42aa 100644
--- a/index.py
+++ b/index.py
@@ -93,7 +93,8 @@ class Entry:
         self.size = st.st_size
         self.mode = st.st_mode
         self.flags |= IX_EXISTS
-        if int(st.st_ctime) >= tstart or old != new:
+        if int(st.st_ctime) >= tstart or old != new \
+              or self.sha == EMPTY_SHA or not self.gitmode:
             self.invalidate()
 
     def is_valid(self):
-- 
2.39.2