From af565c348a286fb55ad17f8c3c4233465d32a9f6 Mon Sep 17 00:00:00 2001
From: Eelco Dolstra <e.dolstra@tudelft.nl>
Date: Wed, 24 Feb 2010 16:44:43 +0000
Subject: [PATCH] * Support read-only access to the database.

---
 src/libstore/local-store.cc | 6 +++++-
 1 file changed, 5 insertions(+), 1 deletion(-)

diff --git a/src/libstore/local-store.cc b/src/libstore/local-store.cc
index 7e205a9bf2..95e775ce79 100644
--- a/src/libstore/local-store.cc
+++ b/src/libstore/local-store.cc
@@ -173,7 +173,10 @@ LocalStore::LocalStore()
     
     schemaPath = nixDBPath + "/schema";
     
-    if (readOnlyMode) return;
+    if (readOnlyMode) {
+        openDB(false);
+        return;
+    }
 
     /* Create missing state directories if they don't already exist. */
     createDirs(nixStore);
@@ -197,6 +200,7 @@ LocalStore::LocalStore()
     } catch (SysError & e) {
         if (e.errNo != EACCES) throw;
         readOnlyMode = true;
+        openDB(false);
         return;
     }