From 3cab639e21fb39d6e0530910cf94b5bf60dbf5b3 Mon Sep 17 00:00:00 2001
From: Eelco Dolstra <edolstra@gmail.com>
Date: Mon, 16 Apr 2018 11:37:58 +0200
Subject: [PATCH] Use extended SQLite error codes

---
 src/libstore/sqlite.cc | 3 ++-
 1 file changed, 2 insertions(+), 1 deletion(-)

diff --git a/src/libstore/sqlite.cc b/src/libstore/sqlite.cc
index 42d40e71..a061d64f 100644
--- a/src/libstore/sqlite.cc
+++ b/src/libstore/sqlite.cc
@@ -10,6 +10,7 @@ namespace nix {
 [[noreturn]] void throwSQLiteError(sqlite3 * db, const FormatOrString & fs)
 {
     int err = sqlite3_errcode(db);
+    int exterr = sqlite3_extended_errcode(db);
 
     auto path = sqlite3_db_filename(db, nullptr);
     if (!path) path = "(in-memory)";
@@ -21,7 +22,7 @@ namespace nix {
             : fmt("SQLite database '%s' is busy", path));
     }
     else
-        throw SQLiteError("%s: %s (in '%s')", fs.s, sqlite3_errstr(err), path);
+        throw SQLiteError("%s: %s (in '%s')", fs.s, sqlite3_errstr(exterr), path);
 }
 
 SQLite::SQLite(const Path & path)