Fast and extensible multi-platform HTTP/1-2-3 web server with automatic HTTPS
Mirrored from https://github.com/Slazee/caddy.git
Synced Nov 10, 22:30 UTC
| 1 | // Copyright 2015 Matthew Holt and The Caddy Authors |
| 2 | // |
| 3 | // Licensed under the Apache License, Version 2.0 (the "License"); |
| 4 | // you may not use this file except in compliance with the License. |
| 5 | // You may obtain a copy of the License at |
| 6 | // |
| 7 | // http://www.apache.org/licenses/LICENSE-2.0 |
| 8 | // |
| 9 | // Unless required by applicable law or agreed to in writing, software |
| 10 | // distributed under the License is distributed on an "AS IS" BASIS, |
| 11 | // WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. |
| 12 | // See the License for the specific language governing permissions and |
| 13 | // limitations under the License. |
| 14 | |
| 15 | //go:build !windows |
| 16 | |
| 17 | package caddy |
| 18 | |
| 19 | import ( |
| 20 | "os" |
| 21 | "path/filepath" |
| 22 | ) |
| 23 | |
| 24 | // FastAbs is an optimized version of filepath.Abs for Unix systems, |
| 25 | // since we don't expect the working directory to ever change once |
| 26 | // Caddy is running. Avoid the os.Getwd() syscall overhead. |
| 27 | // It's overall the same as stdlib's implementation, the difference |
| 28 | // being cached working directory. |
| 29 | func FastAbs(path string) (string, error) { |
| 30 | if filepath.IsAbs(path) { |
| 31 | return filepath.Clean(path), nil |
| 32 | } |
| 33 | if wderr != nil { |
| 34 | return "", wderr |
| 35 | } |
| 36 | return filepath.Join(wd, path), nil |
| 37 | } |
| 38 | |
| 39 | var wd, wderr = os.Getwd() |