Import SQLite 3.7.6.3.

third_party/sqlite/src/test/lock5.test

 # 2008 June 28
 #
 # The author disclaims copyright to this source code.  In place of
 # a legal notice, here is a blessing:
 #
 #    May you do good and not evil.
 #    May you find forgiveness for yourself and forgive others.
 #    May you share freely, never taking more than you give.
 #
 #***********************************************************************
@@ skipping 103 matching lines @@
     INSERT INTO t1 VALUES(1, 2);
   }
 } {}
 
 # Make sure we are not accidentally using the dotfile locking scheme.
 do_test lock5-flock.2 {
   file exists test.db.lock
 } {0}
 
 do_test lock5-flock.3 {
-  sqlite3 db2 test.db -vfs unix-flock
+  catch { sqlite3 db2 test.db -vfs unix-flock }
   catchsql { SELECT * FROM t1 } db2
 } {1 {database is locked}}
 
 do_test lock5-flock.4 {
   execsql COMMIT
   catchsql { SELECT * FROM t1 } db2
 } {0 {1 2}}
 
 do_test lock5-flock.5 {
   execsql BEGIN
@@ skipping 51 matching lines @@
 do_test lock5-flock.X {
   db close
   db2 close
 } {}
 
 ifcapable lock_proxy_pragmas {
   set env(SQLITE_FORCE_PROXY_LOCKING) $::using_proxy
 }
 
 finish_test