gotoolbox

README

{name}

{description}

Documentation

Index

• Variables
• func Exec(binPath string)
• func Fetch(url string) (*http.Response, error)
• func FetchGitHubReleaseAsset(repo, version, asset string) (io.ReadCloser, error)
• func GitHubReleaseAssetURL(repo, version, asset string) string
• func ResolveToolPath(binName string) string
• func ToolCacheDir() string

Variables

var IsMuslLibc = sync.OnceValue(
	func() bool {
		out, err := os.ReadFile("/proc/self/maps")
		if err == nil {
			if muslRegex.Match(out) {
				return true
			}
		}

		lddPath, err := exec.LookPath("ldd")
		if err == nil {
			ldd, err := os.ReadFile(lddPath)
			if err == nil {
				if muslRegex.Match(ldd) {
					return true
				} else if gnuLibcRegex.Match(ldd) {
					return false
				}
			}

			lddVersion, err := exec.
				Command(lddPath, "--version").
				CombinedOutput()
			if err == nil {
				if muslRegex.Match(lddVersion) {
					return true
				} else if gnuLibcRegex.Match(lddVersion) {
					return false
				}
			}
		}

		return false
	},
)

IsMuslLibc returns true if the system is using musl libc.

Functions

func Exec

func Exec(binPath string)

func Fetch

func Fetch(url string) (*http.Response, error)

func FetchGitHubReleaseAsset

func FetchGitHubReleaseAsset(
	repo, version, asset string,
) (io.ReadCloser, error)

func GitHubReleaseAssetURL

func GitHubReleaseAssetURL(repo, version, asset string) string

func ResolveToolPath

func ResolveToolPath(binName string) string

func ToolCacheDir

func ToolCacheDir() string