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// Copyright 2022 The Gitea Authors. All rights reserved.
// Use of this source code is governed by a MIT-style
// license that can be found in the LICENSE file.
//go:build !windows
package util
import (
"os"
"golang.org/x/sys/unix"
)
var defaultUmask int
func init() {
// at the moment, the umask could only be gotten by calling unix.Umask(newUmask)
// use 0o077 as temp new umask to reduce the risks if this umask is used anywhere else before the correct umask is recovered
tempUmask := 0o077
defaultUmask = unix.Umask(tempUmask)
unix.Umask(defaultUmask)
}
func ApplyUmask(f string, newMode os.FileMode) error {
mod := newMode & ^os.FileMode(defaultUmask)
return os.Chmod(f, mod)
}
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