upgradedb.go (view raw)
1//
2// Copyright (c) 2019 Ted Unangst <tedu@tedunangst.com>
3//
4// Permission to use, copy, modify, and distribute this software for any
5// purpose with or without fee is hereby granted, provided that the above
6// copyright notice and this permission notice appear in all copies.
7//
8// THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES
9// WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF
10// MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR
11// ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
12// WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN
13// ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF
14// OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
15
16package main
17
18import (
19 "log"
20 "os"
21)
22
23func upgradedb() {
24 db := opendatabase()
25 dbversion := 0
26 getconfig("dbversion", &dbversion)
27
28 var err error
29 switch dbversion {
30 case 0:
31 _, err = db.Exec("insert into config (key, value) values ('dbversion', 1)")
32 if err != nil {
33 log.Fatal(err)
34 }
35 fallthrough
36 case 1:
37 default:
38 log.Fatalf("can't upgrade unknown version %d", dbversion)
39 }
40 os.Exit(0)
41}