/
cfg.go
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/
cfg.go
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// Copyright 2017 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 cfg holds configuration shared by multiple parts
// of the go command.
package cfg
import (
"go/build"
"os"
"path/filepath"
"runtime"
)
// These are general "build flags" used by build and other commands.
var (
BuildA bool // -a flag
BuildBuildmode string // -buildmode flag
BuildContext = build.Default
BuildI bool // -i flag
BuildLdflags []string // -ldflags flag
BuildLinkshared bool // -linkshared flag
BuildMSan bool // -msan flag
BuildN bool // -n flag
BuildO string // -o flag
BuildP = runtime.NumCPU() // -p flag
BuildPkgdir string // -pkgdir flag
BuildRace bool // -race flag
BuildToolexec []string // -toolexec flag
BuildToolchainName string
BuildToolchainCompiler func() string
BuildToolchainLinker func() string
BuildV bool // -v flag
BuildWork bool // -work flag
BuildX bool // -x flag
)
func init() {
BuildToolchainCompiler = func() string { return "missing-compiler" }
BuildToolchainLinker = func() string { return "missing-linker" }
}
// An EnvVar is an environment variable Name=Value.
type EnvVar struct {
Name string
Value string
}
// OrigEnv is the original environment of the program at startup.
var OrigEnv []string
// CmdEnv is the new environment for running go tool commands.
// User binaries (during go test or go run) are run with OrigEnv,
// not CmdEnv.
var CmdEnv []EnvVar
// Global build parameters (used during package load)
var (
Goarch string
Goos string
ExeSuffix string
Gopath []string
)
var (
GOROOT = filepath.Clean(runtime.GOROOT())
GOBIN = os.Getenv("GOBIN")
GOROOTbin = filepath.Join(GOROOT, "bin")
GOROOTpkg = filepath.Join(GOROOT, "pkg")
GOROOTsrc = filepath.Join(GOROOT, "src")
)