From 9ac1ef9e7cedfafadf03b3c9defb7a9e581d9553 Mon Sep 17 00:00:00 2001
From: "Jay Freeman (saurik)" <saurik@saurik.com>
Date: Tue, 15 Mar 2011 10:44:45 -0700
Subject: Add a lock around configuration saving to the metafile.

---
 MobileCydia.mm | 8 +++++---
 1 file changed, 5 insertions(+), 3 deletions(-)

diff --git a/MobileCydia.mm b/MobileCydia.mm
index 2646549..6555d3c 100644
--- a/MobileCydia.mm
+++ b/MobileCydia.mm
@@ -8964,9 +8964,11 @@ bool DepSubstrate(const pkgCache::VerIterator &iterator) {
 }
 
 - (void) _saveConfig {
-    _trace();
-    MetaFile_.Sync();
-    _trace();
+    @synchronized (database_) {
+        _trace();
+        MetaFile_.Sync();
+        _trace();
+    }
 
     if (Changed_) {
         NSString *error(nil);
-- 
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