cfg

package
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Published: May 31, 2019 License: BSD-3-Clause Imports: 6 Imported by: 0

Documentation

Overview

Package cfg holds configuration shared by multiple parts of the go command.

Index

Constants

View Source
const DefaultPkgConfig = `pkg-config`

Variables

View Source
var (
	BuildA                 bool   // -a flag
	BuildBuildmode         string // -buildmode flag
	BuildContext           = defaultContext()
	BuildMod               string             // -mod flag
	BuildI                 bool               // -i 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

	CmdName string // "build", "install", "list", etc.

	DebugActiongraph string // -debug-actiongraph flag (undocumented, unstable)
)

These are general "build flags" used by build and other commands.

View Source
var (
	Goarch    = BuildContext.GOARCH
	Goos      = BuildContext.GOOS
	ExeSuffix string
	Gopath    = filepath.SplitList(BuildContext.GOPATH)

	// ModulesEnabled specifies whether the go command is running
	// in module-aware mode (as opposed to GOPATH mode).
	// It is equal to modload.Enabled, but not all packages can import modload.
	ModulesEnabled bool

	// GoModInGOPATH records whether we've found a go.mod in GOPATH/src
	// in GO111MODULE=auto mode. In that case, we don't use modules
	// but people might expect us to, so 'go get' warns.
	GoModInGOPATH string
)

Global build parameters (used during package load)

View Source
var (
	GOROOT       = findGOROOT()
	GOBIN        = os.Getenv("GOBIN")
	GOROOTbin    = filepath.Join(GOROOT, "bin")
	GOROOTpkg    = filepath.Join(GOROOT, "pkg")
	GOROOTsrc    = filepath.Join(GOROOT, "src")
	GOROOT_FINAL = findGOROOT_FINAL()

	// Used in envcmd.MkEnv and build ID computations.
	GOARM    = fmt.Sprint(objabi.GOARM)
	GO386    = objabi.GO386
	GOMIPS   = objabi.GOMIPS
	GOMIPS64 = objabi.GOMIPS64
)
View Source
var CmdEnv []EnvVar

CmdEnv is the new environment for running go tool commands. User binaries (during go test or go run) are run with OrigEnv, not CmdEnv.

View Source
var OSArchSupportsCgo = map[string]bool{
	"aix/ppc64":       false,
	"android/386":     true,
	"android/amd64":   true,
	"android/arm":     true,
	"android/arm64":   true,
	"darwin/386":      true,
	"darwin/amd64":    true,
	"darwin/arm":      true,
	"darwin/arm64":    true,
	"dragonfly/amd64": true,
	"freebsd/386":     true,
	"freebsd/amd64":   true,
	"freebsd/arm":     false,
	"js/wasm":         false,
	"linux/386":       true,
	"linux/amd64":     true,
	"linux/arm":       true,
	"linux/arm64":     true,
	"linux/mips":      true,
	"linux/mips64":    true,
	"linux/mips64le":  true,
	"linux/mipsle":    true,
	"linux/ppc64":     false,
	"linux/ppc64le":   true,
	"linux/riscv64":   true,
	"linux/s390x":     true,
	"linux/sparc64":   true,
	"nacl/386":        false,
	"nacl/amd64p32":   false,
	"nacl/arm":        false,
	"netbsd/386":      true,
	"netbsd/amd64":    true,
	"netbsd/arm":      true,
	"openbsd/386":     true,
	"openbsd/amd64":   true,
	"openbsd/arm":     true,
	"plan9/386":       false,
	"plan9/amd64":     false,
	"plan9/arm":       false,
	"solaris/amd64":   true,
	"windows/386":     true,
	"windows/amd64":   true,
	"windows/arm":     false,
}
View Source
var OrigEnv []string

OrigEnv is the original environment of the program at startup.

Functions

func DefaultCC

func DefaultCC(goos, goarch string) string

func DefaultCXX

func DefaultCXX(goos, goarch string) string

Types

type EnvVar

type EnvVar struct {
	Name  string
	Value string
}

An EnvVar is an environment variable Name=Value.

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