From 73df946d56c74384511a194dd01dbe099584fd1a Mon Sep 17 00:00:00 2001 From: Daniel Baumann Date: Sun, 28 Apr 2024 15:14:23 +0200 Subject: Adding upstream version 1.16.10. Signed-off-by: Daniel Baumann --- src/runtime/testdata/testprog/timeprof.go | 45 +++++++++++++++++++++++++++++++ 1 file changed, 45 insertions(+) create mode 100644 src/runtime/testdata/testprog/timeprof.go (limited to 'src/runtime/testdata/testprog/timeprof.go') diff --git a/src/runtime/testdata/testprog/timeprof.go b/src/runtime/testdata/testprog/timeprof.go new file mode 100644 index 0000000..1e90af4 --- /dev/null +++ b/src/runtime/testdata/testprog/timeprof.go @@ -0,0 +1,45 @@ +// Copyright 2018 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 main + +import ( + "fmt" + "os" + "runtime/pprof" + "time" +) + +func init() { + register("TimeProf", TimeProf) +} + +func TimeProf() { + f, err := os.CreateTemp("", "timeprof") + if err != nil { + fmt.Fprintln(os.Stderr, err) + os.Exit(2) + } + + if err := pprof.StartCPUProfile(f); err != nil { + fmt.Fprintln(os.Stderr, err) + os.Exit(2) + } + + t0 := time.Now() + // We should get a profiling signal 100 times a second, + // so running for 1/10 second should be sufficient. + for time.Since(t0) < time.Second/10 { + } + + pprof.StopCPUProfile() + + name := f.Name() + if err := f.Close(); err != nil { + fmt.Fprintln(os.Stderr, err) + os.Exit(2) + } + + fmt.Println(name) +} -- cgit v1.2.3