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platform.go
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platform.go
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// Copyright 2018 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 platform contains definition of what ${os} and ${arch} mean for
// the current platform.
package platform
import (
"fmt"
"runtime"
)
var (
currentArchitecture = ""
currentOS = ""
currentPlat = ""
)
func init() {
// TODO(iannucci): rationalize these to just be exactly GOOS and GOARCH.
currentArchitecture = runtime.GOARCH
if currentArchitecture == "arm" {
currentArchitecture = "armv6l"
}
currentOS = runtime.GOOS
if currentOS == "darwin" {
currentOS = "mac"
}
currentPlat = fmt.Sprintf("%s-%s", currentOS, currentArchitecture)
}
// CurrentArchitecture returns the current cipd-style architecture that the
// current go binary conforms to.
//
// Possible values:
// - "armv6l" (if GOARCH=arm)
// - other GOARCH values
func CurrentArchitecture() string {
return currentArchitecture
}
// CurrentOS returns the current cipd-style os that the current go binary
// conforms to.
//
// Possible values:
// - "mac" (if GOOS=darwin)
// - other GOOS values
func CurrentOS() string {
return currentOS
}
// CurrentPlatform returns the current cipd-style platform which is just
// "${os}-${arch}" string.
func CurrentPlatform() string {
return currentPlat
}