| // Copyright 2022 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. |
| |
| package pprof |
| |
| import "os" |
| |
| // peBuildID returns a best effort unique ID for the named executable. |
| // |
| // It would be wasteful to calculate the hash of the whole file, |
| // instead use the binary name and the last modified time for the buildid. |
| func peBuildID(file string) string { |
| s, err := os.Stat(file) |
| if err != nil { |
| return file |
| } |
| return file + s.ModTime().String() |
| } |