/
execution.go
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/
execution.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 annotation
import (
"os"
"go.chromium.org/luci/common/system/environ"
)
// Execution describes the high-level execution metadata.
type Execution struct {
Name string
Command []string
Dir string
Env map[string]string
}
// ProbeExecution loads Execution parameters by probing the current runtime
// environment.
func ProbeExecution(argv, env []string, cwd string) *Execution {
if env == nil {
env = os.Environ()
}
if cwd == "" {
cwd, _ = os.Getwd()
}
return probeExecutionImpl(argv, env, cwd)
}
func probeExecutionImpl(argv []string, env []string, cwd string) *Execution {
e := &Execution{
Dir: cwd,
// Unique-ify the environment variables.
Env: environ.New(env).Map(),
}
e.Command = make([]string, len(argv))
copy(e.Command, argv)
return e
}