mirrored from https://chromium.googlesource.com/infra/luci/luci-go
/
exitcode.go
39 lines (34 loc) · 1.15 KB
/
exitcode.go
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// Copyright 2015 The LUCI 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.
// Package exitcode provides common methods to extract exit codes from errors
// returned by exec.Cmd.
package exitcode
import (
"os/exec"
"syscall"
"go.chromium.org/luci/common/errors"
)
// Get returns the process process exit return code given an error returned by
// exec.Cmd's Wait or Run methods. If no exit code is present, Get will return
// false.
func Get(err error) (int, bool) {
err = errors.Unwrap(err)
if err == nil {
return 0, true
}
if ee, ok := err.(*exec.ExitError); ok {
return ee.Sys().(syscall.WaitStatus).ExitStatus(), true
}
return 0, false
}