From ad9e6037a4558c6fd5a2fcaf9d81a4725a1dd82f Mon Sep 17 00:00:00 2001
From: Dan Peebles <pumpkin@me.com>
Date: Fri, 14 Apr 2017 14:44:28 -0400
Subject: [PATCH] Ensure that curSchema is set before opening the DB

Without this, it's possible to get `curSchema = 0` which then causes us
not to trigger the branch that maintains forward compatibility with the
1.12 schema.

Fixes #1332
---
 src/libstore/local-store.cc | 2 ++
 1 file changed, 2 insertions(+)

diff --git a/src/libstore/local-store.cc b/src/libstore/local-store.cc
index 31102203..57d7c9c7 100644
--- a/src/libstore/local-store.cc
+++ b/src/libstore/local-store.cc
@@ -225,6 +225,7 @@ LocalStore::LocalStore(bool reserveSpace)
     schemaPath = settings.nixDBPath + "/schema";
 
     if (settings.readOnlyMode) {
+        curSchema = getSchema();
         openDB(false);
         return;
     }
@@ -309,6 +310,7 @@ LocalStore::LocalStore(bool reserveSpace)
     } catch (SysError & e) {
         if (e.errNo != EACCES) throw;
         settings.readOnlyMode = true;
+        curSchema = getSchema();
         openDB(false);
         return;
     }