mirror of
https://github.com/caddyserver/caddy.git
synced 2024-12-15 08:13:37 +08:00
40 lines
1.2 KiB
Go
40 lines
1.2 KiB
Go
// Copyright 2015 Matthew Holt and The Caddy Authors
|
|
//
|
|
// Licensed under the Apache License, Version 2.0 (the "License");
|
|
// you may not use this file except in compliance with the License.
|
|
// You may obtain a copy of the License at
|
|
//
|
|
// http://www.apache.org/licenses/LICENSE-2.0
|
|
//
|
|
// Unless required by applicable law or agreed to in writing, software
|
|
// distributed under the License is distributed on an "AS IS" BASIS,
|
|
// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
|
|
// See the License for the specific language governing permissions and
|
|
// limitations under the License.
|
|
|
|
//go:build !windows
|
|
|
|
package caddy
|
|
|
|
import (
|
|
"os"
|
|
"path/filepath"
|
|
)
|
|
|
|
// FastAbs is an optimized version of filepath.Abs for Unix systems,
|
|
// since we don't expect the working directory to ever change once
|
|
// Caddy is running. Avoid the os.Getwd() syscall overhead.
|
|
// It's overall the same as stdlib's implementation, the difference
|
|
// being cached working directory.
|
|
func FastAbs(path string) (string, error) {
|
|
if filepath.IsAbs(path) {
|
|
return filepath.Clean(path), nil
|
|
}
|
|
if wderr != nil {
|
|
return "", wderr
|
|
}
|
|
return filepath.Join(wd, path), nil
|
|
}
|
|
|
|
var wd, wderr = os.Getwd()
|