gcc/libgo/go/time/zoneinfo_ios.go
2021-08-12 20:23:07 -07:00

47 lines
1.0 KiB
Go

// Copyright 2015 The Go Authors. All rights reserved.
// Use of this source code is governed by a BSD-style
// license that can be found in the LICENSE file.
//go:build ios
// +build ios
package time
import (
"runtime"
"syscall"
)
var zoneSources = []string{
getZoneRoot() + "/zoneinfo.zip",
}
func getZoneRoot() string {
// The working directory at initialization is the root of the
// app bundle: "/private/.../bundlename.app". That's where we
// keep zoneinfo.zip for tethered iOS builds.
// For self-hosted iOS builds, the zoneinfo.zip is in GOROOT.
roots := []string{runtime.GOROOT() + "/lib/time"}
wd, err := syscall.Getwd()
if err == nil {
roots = append(roots, wd)
}
for _, r := range roots {
var st syscall.Stat_t
fd, err := syscall.Open(r, syscall.O_RDONLY, 0)
if err != nil {
continue
}
defer syscall.Close(fd)
if err := syscall.Fstat(fd, &st); err == nil {
return r
}
}
return "/XXXNOEXIST"
}
func initLocal() {
// TODO(crawshaw): [NSTimeZone localTimeZone]
localLoc = *UTC
}