40 lines
655 B
Go
40 lines
655 B
Go
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package packr
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import (
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"os"
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"os/exec"
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"path/filepath"
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"strings"
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"sync"
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)
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var goPath = filepath.Join(os.Getenv("HOME"), "go")
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func init() {
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var once sync.Once
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once.Do(func() {
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cmd := exec.Command("go", "env", "GOPATH")
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b, err := cmd.CombinedOutput()
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if err != nil {
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return
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}
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goPath = strings.TrimSpace(string(b))
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})
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}
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// GoPath returns the current GOPATH env var
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// or if it's missing, the default.
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func GoPath() string {
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return goPath
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}
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// GoBin returns the current GO_BIN env var
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// or if it's missing, a default of "go"
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func GoBin() string {
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go_bin := os.Getenv("GO_BIN")
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if go_bin == "" {
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return "go"
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}
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return go_bin
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}
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