diff options
Diffstat (limited to 'src/runtime/pprof/pe.go')
-rw-r--r-- | src/runtime/pprof/pe.go | 19 |
1 files changed, 19 insertions, 0 deletions
diff --git a/src/runtime/pprof/pe.go b/src/runtime/pprof/pe.go new file mode 100644 index 0000000..4105458 --- /dev/null +++ b/src/runtime/pprof/pe.go @@ -0,0 +1,19 @@ +// 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() +} |